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ESL 2024-08-29 17:54:17 -04:00
parent c856b07b17
commit 5285131672
10 changed files with 1375 additions and 773 deletions
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153
i.c
View file

@ -13,8 +13,6 @@ extern obj cx__2Acurrent_2Dinput_2A;
extern obj cx__2Acurrent_2Doutput_2A;
extern obj cx__2Acurrent_2Derror_2A;
//#define istagged(o, t) istagged_inlined(o, t)
/* forwards */
static struct intgtab_entry *lookup_integrable(int sym);
static int intgtab_count(void);
@ -269,8 +267,10 @@ static void _sck(obj *s) {
#define is_bytevector(o) isbytevector(o)
#define bytevector_len(o) bytevectorlen(o)
#define bytevector_ref(o, i) (*bytevectorref(o, i))
#define iport_file_obj(fp) hp_pushptr((fp), IPORT_FILE_NTAG)
#define iport_file_obj(fp) hp_pushptr(tialloc(fp), IPORT_FILE_NTAG)
#define iport_bytefile_obj(fp) hp_pushptr((fp), IPORT_BYTEFILE_NTAG)
#define oport_file_obj(fp) hp_pushptr((fp), OPORT_FILE_NTAG)
#define oport_bytefile_obj(fp) hp_pushptr((fp), OPORT_BYTEFILE_NTAG)
#define iport_string_obj(fp) hp_pushptr((fp), IPORT_STRING_NTAG)
#define oport_string_obj(fp) hp_pushptr((fp), OPORT_STRING_NTAG)
#define iport_bytevector_obj(fp) hp_pushptr((fp), IPORT_BYTEVECTOR_NTAG)
@ -1293,9 +1293,11 @@ define_instruction(strp) {
}
define_instruction(str) {
int i, n = get_fixnum(*ip++);
obj o = string_obj(allocstring(n, ' '));
unsigned char *s = (unsigned char *)stringchars(o);
int i, n; obj o = *ip++; unsigned char *s;
/* special arrangement for handcoded proc */
if (!o) o = ac; n = get_fixnum(o);
o = string_obj(allocstring(n, ' '));
s = (unsigned char *)stringchars(o);
for (i = 0; i < n; ++i) {
obj x = sref(i); ckc(x); s[i] = get_char(x);
}
@ -1335,8 +1337,27 @@ define_instruction(sput) {
gonexti();
}
define_instruction(scat) {
obj x = ac, y = spop(); int *d;
define_instruction(sapp) {
int a, c, i, n, *d; obj o = *ip++;
/* special arrangement for handcoded proc */
if (!o) o = ac; c = get_fixnum(o);
for (n = 0, a = 0; a < c; ++a) {
obj s = sref(a); cks(s);
n += string_len(s);
}
d = allocstring(n, ' ');
for (i = 0, a = 0; a < c; ++a) {
obj s = sref(a); n = string_len(s);
memcpy(sdatachars(d)+i, stringchars(s), n);
i += n;
}
sdrop(c); ac = string_obj(d);
gonexti();
}
define_instruction(sapp2) {
/* specialized version of sapp; both args on stack */
obj x = spop(), y = spop(); int *d;
cks(x); cks(y);
d = stringcat(stringdata(x), stringdata(y));
ac = string_obj(d);
@ -1398,9 +1419,11 @@ define_instruction(bvecp) {
}
define_instruction(bvec) {
int i, n = get_fixnum(*ip++);
obj o = bytevector_obj(allocbytevector(n));
unsigned char *s = (unsigned char *)bytevectorbytes(o);
int i, n; obj o = *ip++; unsigned char *s;
/* special arrangement for handcoded proc */
if (!o) o = ac; n = get_fixnum(o);
o = bytevector_obj(allocbytevector(n));
s = (unsigned char *)bytevectorbytes(o);
for (i = 0; i < n; ++i) {
obj x = sref(i); ck8(x); s[i] = byte_from_obj(x);
}
@ -1451,6 +1474,25 @@ define_instruction(bsub) {
gonexti();
}
define_instruction(bapp) {
int a, c, i, n, *d; obj o = *ip++;
/* special arrangement for handcoded proc */
if (!o) o = ac; c = get_fixnum(o);
for (n = 0, a = 0; a < c; ++a) {
obj b = sref(a); ckb(b);
n += bytevector_len(b);
}
d = allocbytevector(n);
for (i = 0, a = 0; a < c; ++a) {
obj b = sref(a); n = bytevector_len(b);
memcpy(bvdatabytes(d)+i, bytevectorbytes(b), n);
i += n;
}
sdrop(c); ac = bytevector_obj(d);
gonexti();
}
define_instruction(beq) {
obj x = ac, y = spop(); ckb(x); ckb(y);
ac = bool_obj(bytevectoreq(bytevectordata(x), bytevectordata(y)));
@ -1515,7 +1557,9 @@ define_instruction(vecp) {
}
define_instruction(vec) {
int i, n = get_fixnum(*ip++);
int i, n; obj o = *ip++;
/* special arrangement for handcoded proc */
if (!o) o = ac; n = get_fixnum(o);
hp_reserve(vecbsz(n));
for (i = n-1; i >= 0; --i) *--hp = sref(i);
ac = hend_vec(n);
@ -1557,8 +1601,27 @@ define_instruction(vput) {
gonexti();
}
define_instruction(vcat) {
obj x = ac, y = sref(0); int n1, n2, n;
define_instruction(vapp) {
int a, c, n, i; obj o = *ip++;
/* special arrangement for handcoded proc */
if (!o) o = ac; c = get_fixnum(o);
for (n = 0, a = 0; a < c; ++a) {
obj v = sref(a); ckv(v);
n += vector_len(v);
}
hp_reserve(vecbsz(n));
for (a = c; a > 0; --a) {
obj v = sref(a-1); i = vector_len(v);
/* NB: vector_ref fails to return pointer to empty vector's start */
hp -= i; if (i) objcpy(hp, &vector_ref(v, 0), i);
}
sdrop(c); ac = hend_vec(n);
gonexti();
}
define_instruction(vapp2) {
/* specialized version of sapp; both args on stack */
obj x = sref(0), y = sref(1); int n1, n2, n;
ckv(x); ckv(y);
n1 = vector_len(x), n2 = vector_len(y), n = n1 + n2;
hp_reserve(vecbsz(n));
@ -1566,7 +1629,7 @@ define_instruction(vcat) {
hp -= n2; if (n2) objcpy(hp, &vector_ref(y, 0), n2);
hp -= n1; if (n1) objcpy(hp, &vector_ref(x, 0), n1);
ac = hend_vec(n);
sdrop(1);
sdrop(2);
gonexti();
}
@ -1619,11 +1682,14 @@ define_instruction(stol) {
}
define_instruction(ltos) {
obj l = ac; int n = 0, i, *d;
while (is_pair(l)) { l = pair_cdr(l); ++n; }
obj l; int n, i, *d;
for (n = 0, l = ac; is_pair(l); l = pair_cdr(l)) {
obj x = pair_car(ac); ckc(x);
++n;
}
d = allocstring(n, ' ');
for (i = 0; i < n; ac = pair_cdr(ac), ++i) {
obj x = pair_car(ac); ckc(x);
obj x = pair_car(ac);
sdatachars(d)[i] = get_char(x);
}
ac = string_obj(d);
@ -3237,14 +3303,14 @@ define_instruction(oof) {
define_instruction(obif) {
FILE *fp; cks(ac);
fp = fopen(stringchars(ac), "rb");
ac = (fp == NULL) ? bool_obj(0) : iport_file_obj(fp);
ac = (fp == NULL) ? bool_obj(0) : iport_bytefile_obj(fp);
gonexti();
}
define_instruction(obof) {
FILE *fp; cks(ac);
fp = fopen(stringchars(ac), "wb");
ac = (fp == NULL) ? bool_obj(0) : oport_file_obj(fp);
ac = (fp == NULL) ? bool_obj(0) : oport_bytefile_obj(fp);
gonexti();
}
@ -3310,7 +3376,6 @@ define_instruction(spfc) {
gonexti();
}
define_instruction(gos) {
cxtype_oport_t *vt; ckw(ac);
vt = ckoportvt(ac);
@ -3320,6 +3385,7 @@ define_instruction(gos) {
} else {
cbuf_t *pcb = oportdata(ac);
ac = string_obj(newstring(cbdata(pcb)));
cbclear(pcb); /* a-la Chez */
}
gonexti();
}
@ -3338,6 +3404,30 @@ define_instruction(gob) {
gonexti();
}
define_instruction(gov) {
obj c = spop(); cxtype_oport_t *vt = oportvt(ac);
int tk; char *s; ckc(c); tk = get_char(c);
if (vt != (cxtype_oport_t *)OPORT_STRING_NTAG) failactype("string input port");
s = cbdata((cbuf_t*)oportdata(ac));
switch (tk) {
case 'n': {
int radix = 10; long l; double d;
switch (strtofxfl(s, radix, &l, &d)) {
case 'e': ac = fixnum_obj(l); break;
case 'i': ac = flonum_obj(d); break;
default : ac = bool_obj(0); break;
}
} break;
case 'c': ac = char_obj(*s); break;
case 'y': ac = mksymbol(internsym(s)); break;
case 's': ac = string_obj(newstring(s)); break;
case '#': case '=': ac = fixnum_obj(atoi(s)); break;
case '!': ac = mkshebang(internsym(s)); break;
default : ac = bool_obj(0);
}
gonexti();
}
define_instruction(rdc) {
int c; ckr(ac);
c = iportgetc(ac);
@ -3382,6 +3472,25 @@ define_instruction(rd8r) {
gonexti();
}
define_instruction(rdln) {
int *d = NULL; cxtype_iport_t *vt = iportvt(ac);
if (!vt || vt->ctl(CTLOP_RDLN, iportdata(ac), &d) < 0) failactype("text input port");
else if (d == NULL) ac = eof_obj();
else ac = string_obj(d);
gonexti();
}
define_instruction(rdtk) {
obj o = spop(); cbuf_t *pcb; int tk;
cxtype_iport_t *ivt = iportvt(ac);
cxtype_oport_t *bvt = oportvt(o);
if (!ivt) failactype("text input port");
if (bvt != (cxtype_oport_t *)OPORT_STRING_NTAG) failtype(o, "string output port");
pcb = oportdata(o);
tk = slex(ivt->getch, ivt->ungetch, iportdata(ac), pcb);
ac = (tk <= 0) ? bool_obj(tk < 0) : char_obj(tk);
gonexti();
}
define_instruction(eofp) {
ac = bool_obj(is_eof(ac));
@ -4015,7 +4124,7 @@ define_instruction(gccnt) {
}
define_instruction(bumpcnt) {
extern size_t cxg_bumpcount;
extern int cxg_bumpcount;
ac = fixnum_obj((int)cxg_bumpcount);
gonexti();
}

16
i.h
View file

@ -396,14 +396,15 @@ declare_instruction(cigt, "Ci>", 0, "char-ci>?",
declare_instruction(cile, "Ci>!", 0, "char-ci<=?", 'c', AUTOGL)
declare_instruction(cige, "Ci<!", 0, "char-ci>=?", 'c', AUTOGL)
declare_instruction(strp, "S0", 0, "string?", '1', AUTOGL)
declare_instruction(str, "S1", 1, "string", '#', "%!0.0X3]1")
declare_instruction(str, "S1", 1, "string", '#', "S1(f)]0")
declare_instruction(smk, "S2\0'(c )", 0, "make-string", 'b', AUTOGL)
declare_instruction(slen, "S3", 0, "string-length", '1', AUTOGL)
declare_instruction(sget, "S4", 0, "string-ref", '2', AUTOGL)
declare_instruction(sput, "S5", 0, "string-set!", '3', AUTOGL)
declare_instruction(scat, "S6", 0, "string-cat", '2', AUTOGL)
declare_instruction(ssub, "S7", 0, "substring", '3', AUTOGL)
declare_instruction(spos, "S8", 0, "string-position", '2', AUTOGL)
declare_instruction(sapp, "Sa", 1, "string-append", '#', "Sa(f)]0")
declare_instruction(sapp2, "Sa2", 0, NULL, 0, NULL)
declare_instruction(supc, "Su", 0, "string-upcase", '1', AUTOGL)
declare_instruction(sdnc, "Sd", 0, "string-downcase", '1', AUTOGL)
declare_instruction(sflc, "Sf", 0, "string-foldcase", '1', AUTOGL)
@ -420,19 +421,21 @@ declare_instruction(sigt, "Si>", 0, "string-ci>?",
declare_instruction(sile, "Si>!", 0, "string-ci<=?", 'c', AUTOGL)
declare_instruction(sige, "Si<!", 0, "string-ci>=?", 'c', AUTOGL)
declare_instruction(vecp, "V0", 0, "vector?", '1', AUTOGL)
declare_instruction(vec, "V1", 1, "vector", '#', "%!0.0X1]1")
declare_instruction(vec, "V1", 1, "vector", '#', "V1(f)]0")
declare_instruction(vmk, "V2\0f", 0, "make-vector", 'b', AUTOGL)
declare_instruction(vlen, "V3", 0, "vector-length", '1', AUTOGL)
declare_instruction(vget, "V4", 0, "vector-ref", '2', AUTOGL)
declare_instruction(vput, "V5", 0, "vector-set!", '3', AUTOGL)
declare_instruction(vcat, "V6", 0, "vector-cat", '2', AUTOGL)
declare_instruction(vapp, "Va", 1, "vector-append", '#', "Va(f)]0")
declare_instruction(vapp2, "Va2", 0, NULL, 0, NULL)
declare_instruction(bvecp, "B0", 0, "bytevector?", '1', AUTOGL)
declare_instruction(bvec, "B1", 1, "bytevector", '#', "%!0.0E1]1")
declare_instruction(bvec, "B1", 1, "bytevector", '#', "B1(f)]0")
declare_instruction(bmk, "B2\0'0", 0, "make-bytevector", 'b', AUTOGL)
declare_instruction(blen, "B3", 0, "bytevector-length", '1', AUTOGL)
declare_instruction(bget, "B4", 0, "bytevector-u8-ref", '2', AUTOGL)
declare_instruction(bput, "B5", 0, "bytevector-u8-set!", '3', AUTOGL)
declare_instruction(bsub, "B7", 0, "subbytevector", '3', AUTOGL)
declare_instruction(bapp, "Ba", 1, "bytevector-append", '#', "Ba(f)]0")
declare_instruction(beq, "B=", 0, "bytevector=?", 'c', AUTOGL)
declare_instruction(recp, "O0\0Y9", 0, "record?", 'b', AUTOGL)
declare_instruction(rmk, "O2\0f", 0, "make-record", 't', AUTOGL)
@ -493,12 +496,15 @@ declare_instruction(pfc, "P78", 0, "port-fold-case?",
declare_instruction(spfc, "P79", 0, "set-port-fold-case!", '2', AUTOGL)
declare_instruction(gos, "P90", 0, "get-output-string", '1', AUTOGL)
declare_instruction(gob, "P91", 0, "get-output-bytevector", '1', AUTOGL)
declare_instruction(gov, "P92", 0, "%get-output-value", '2', AUTOGL)
declare_instruction(rdc, "R0\0Pi", 0, "read-char", 'u', AUTOGL)
declare_instruction(rdac, "R1\0Pi", 0, "peek-char", 'u', AUTOGL)
declare_instruction(rdcr, "R2\0Pi", 0, "char-ready?", 'u', AUTOGL)
declare_instruction(rd8, "R3\0Pi", 0, "read-u8", 'u', AUTOGL)
declare_instruction(rda8, "R4\0Pi", 0, "peek-u8", 'u', AUTOGL)
declare_instruction(rd8r, "R5\0Pi", 0, "u8-ready?", 'u', AUTOGL)
declare_instruction(rdln, "R6\0Pi", 0, "read-line", 'u', AUTOGL)
declare_instruction(rdtk, "R7", 0, "%read-token", '2', AUTOGL)
declare_instruction(eofp, "R8", 0, "eof-object?", '1', AUTOGL)
declare_instruction(eof, "R9", 0, "eof-object", '0', AUTOGL)
declare_instruction(wrc, "W0\0Po", 0, "write-char", 'b', AUTOGL)

1
misc/Skint-prelude.scm
View file

@ -0,0 +1 @@
(import (only (skint) implementation-version))

525
n.c
View file

@ -478,7 +478,7 @@ static int noputch(int c, void *p) { return EOF; }
static int noflush(void *p) { return EOF; }
static int noctl(const char *cmd, void *p, ...) { return -1; }
static int noctl(ctlop_t op, void *p, ...) { return -1; }
static void ffree(void *vp) {
/* FILE *fp = vp; assert(fp); cannot fclose(fp) here because of FILE reuse! */ }
@ -499,6 +499,27 @@ static int sigetch(sifile_t *fp) {
static int siungetch(int c, sifile_t *fp) {
assert(fp && fp->p); --(fp->p); assert(c == *(fp->p)); return c; }
static int sictl(ctlop_t op, sifile_t *fp, ...)
{
if (op == CTLOP_RDLN) {
va_list args; int **pd;
va_start(args, fp);
pd = va_arg(args, int **);
if (*(fp->p) == 0) {
*pd = NULL;
} else {
char *s = strchr(fp->p, '\n');
if (s) { *pd = newstringn(fp->p, s-fp->p); fp->p = s+1; }
else { *pd = newstring(fp->p); fp->p += strlen(fp->p); }
}
va_end(args);
return 0;
}
return -1;
}
bvifile_t *bvialloc(unsigned char *p, unsigned char *e, void *base) {
bvifile_t *fp = cxm_cknull(malloc(sizeof(bvifile_t)), "malloc(bvifile)");
fp->p = p; fp->e = e; fp->base = base; return fp; }
@ -516,11 +537,14 @@ static int bvigetch(bvifile_t *fp) {
static int bviungetch(int c, bvifile_t *fp) {
assert(fp && fp->p && fp->e); --(fp->p); assert(c == *(fp->p)); return c; }
cbuf_t* cbinit(cbuf_t* pcb) {
pcb->fill = pcb->buf = cxm_cknull(malloc(64), "malloc(cbdata)");
pcb->end = pcb->buf + 64; return pcb;
}
cbuf_t* newcb(void) {
cbuf_t* pcb = cxm_cknull(malloc(sizeof(cbuf_t)), "malloc(cbuf)");
pcb->fill = pcb->buf = cxm_cknull(malloc(64), "malloc(cbdata)");
pcb->end = pcb->buf + 64; pcb->off = 0;
return pcb;
return cbinit(pcb);
}
void freecb(cbuf_t* pcb) { if (pcb) { free(pcb->buf); free(pcb); } }
@ -533,23 +557,18 @@ static void cbgrow(cbuf_t* pcb, size_t n) {
pcb->fill = pcb->buf + cnt, pcb->end = pcb->buf + newsz;
}
char* cballoc(cbuf_t* pcb, size_t n) {
assert(pcb); /* allow for extra 1 char after n */
if (pcb->fill + n+1 > pcb->end) cbgrow(pcb, n+1);
pcb->fill += n;
return pcb->fill - n;
}
int cbputc(int c, cbuf_t* pcb) {
if (pcb->fill == pcb->end) cbgrow(pcb, 1);
*(pcb->fill)++ = c; return c;
}
int cbgetc(cbuf_t* pcb) {
if (pcb->buf + pcb->off >= pcb->fill) return EOF;
return pcb->buf[pcb->off++];
}
int cbungetc(cbuf_t* pcb, int c) {
if (!pcb->off) return EOF;
pcb->off -= 1;
return c;
}
static int cbflush(cbuf_t* pcb) { return 0; }
static int cbclose(cbuf_t* pcb) { free(pcb->buf); pcb->buf = NULL; return 0; }
@ -560,65 +579,150 @@ char* cbdata(cbuf_t* pcb) {
if (pcb->fill == pcb->end) cbgrow(pcb, 1); *(pcb->fill) = 0; return pcb->buf;
}
cbuf_t *cbclear(cbuf_t *pcb) { pcb->fill = pcb->buf; return pcb; }
typedef enum { TIF_NONE = 0, TIF_EOF = 1, TIF_CI = 2 } tiflags_t;
typedef struct tifile_tag { cbuf_t cb; char *next; FILE *fp; int lno; tiflags_t flags; } tifile_t;
tifile_t *tialloc(FILE *fp) {
tifile_t *tp = cxm_cknull(malloc(sizeof(tifile_t)), "malloc(tifile)");
cbinit(&tp->cb); tp->next = tp->cb.buf; *(tp->next) = 0;
tp->fp = fp; tp->lno = 0; tp->flags = TIF_NONE;
return tp;
}
static void tifree(tifile_t *tp) {
assert(tp); cbclose(&tp->cb); ffree(tp->fp); free(tp); }
static int ticlose(tifile_t *tp) {
assert(tp); cbclose(&tp->cb); fclose(tp->fp); return 0; }
static int tigetch(tifile_t *tp) {
int c; retry: c = *(tp->next);
if (c != 0) { ++(tp->next); return c; }
/* see if we need to return actual 0 or refill the line */
if (tp->next < tp->cb.fill) { ++(tp->next); return c; }
else if (tp->flags & TIF_EOF || !tp->fp) return EOF;
else { /* refill with next line from fp */
cbuf_t *pcb = cbclear(&tp->cb); FILE *fp = tp->fp;
#if 1
char *line = fgets(cballoc(pcb, 256), 256, fp);
if (!line) { cbclear(pcb); tp->flags |= TIF_EOF; }
else { /* manually add the rest of the line */
size_t len = strlen(line); pcb->fill = pcb->buf + len;
if (len > 0 && line[len-1] != '\n') {
do { c = getc(fp); if (c == EOF) break; cbputc(c, pcb); } while (c != '\n');
if (c == EOF) tp->flags |= TIF_EOF;
}
}
#else
do { c = getc(fp); if (c == EOF) break; cbputc(c, pcb); } while (c != '\n');
if (c == EOF) tp->flags |= TIF_EOF;
#endif
tp->lno += 1; tp->next = cbdata(pcb); /* 0-term */
goto retry;
}
}
static int tiungetch(int c, tifile_t *tp) {
assert(tp->next > tp->cb.buf && tp->next <= tp->cb.fill);
tp->next -= 1; // todo: utf-8
return c;
}
static int tictl(ctlop_t op, tifile_t *tp, ...)
{
if (op == CTLOP_RDLN) {
va_list args; int c, n, **pd;
va_start(args, tp);
pd = va_arg(args, int **);
c = tigetch(tp);
if (c == EOF) {
*pd = NULL;
} else {
char *s; tiungetch(c, tp);
s = tp->next; n = tp->cb.fill - s;
if (n > 0 && s[n-1] == '\n') --n;
*pd = newstringn(s, n);
tp->next = tp->cb.fill;
}
va_end(args);
return 0;
}
return -1;
}
/* port type array */
#define PORTTYPES_MAX 8
static cxtype_port_t cxt_port_types[PORTTYPES_MAX] = {
cxtype_port_t cxt_port_types[PORTTYPES_MAX] = {
#define IPORT_CLOSED_PTINDEX 0
{ "closed-input-port", (void (*)(void*))nofree,
SPT_CLOSED, (int (*)(void*))noclose,
SPT_INPUT, (int (*)(void*))noclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
(int (*)(ctlop_t, void *, ...))noctl },
#define IPORT_FILE_PTINDEX 1
{ "file-input-port", ffree,
SPT_INPUT, (int (*)(void*))fclose,
{ "file-input-port", (void (*)(void*))tifree,
SPT_INPUT, (int (*)(void*))ticlose,
(int (*)(void*))tigetch, (int (*)(int, void*))tiungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(ctlop_t, void *, ...))tictl },
#define IPORT_BYTEFILE_PTINDEX 2
{ "binary-file-input-port", ffree,
SPT_INPUT|SPT_BINARY, (int (*)(void*))fclose,
(int (*)(void*))(fgetc), (int (*)(int, void*))(ungetc),
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define IPORT_STRING_PTINDEX 2
(int (*)(ctlop_t, void *, ...))noctl },
#define IPORT_STRING_PTINDEX 3
{ "string-input-port", (void (*)(void*))sifree,
SPT_INPUT, (int (*)(void*))siclose,
(int (*)(void*))sigetch, (int (*)(int, void*))siungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define IPORT_BYTEVECTOR_PTINDEX 3
(int (*)(ctlop_t, void *, ...))sictl },
#define IPORT_BYTEVECTOR_PTINDEX 4
{ "bytevector-input-port", (void (*)(void*))bvifree,
SPT_INPUT, (int (*)(void*))bviclose,
SPT_INPUT|SPT_BINARY, (int (*)(void*))bviclose,
(int (*)(void*))bvigetch, (int (*)(int, void*))bviungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_CLOSED_PTINDEX 4
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_CLOSED_PTINDEX 5
{ "closed-output-port", (void (*)(void*))nofree,
SPT_OUTPUT, (int (*)(void*))noclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_FILE_PTINDEX 5
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_FILE_PTINDEX 6
{ "file-output-port", ffree,
SPT_OUTPUT, (int (*)(void*))fclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))(fputc), (int (*)(void*))fflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_STRING_PTINDEX 6
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_BYTEFILE_PTINDEX 7
{ "binary-file-output-port", ffree,
SPT_OUTPUT|SPT_BINARY, (int (*)(void*))fclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))(fputc), (int (*)(void*))fflush,
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_STRING_PTINDEX 8
{ "string-output-port", (void (*)(void*))freecb,
SPT_OUTPUT, (int (*)(void*))cbclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))cbputc, (int (*)(void*))cbflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_BYTEVECTOR_PTINDEX 7
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_BYTEVECTOR_PTINDEX 9
{ "bytevector-output-port", (void (*)(void*))freecb,
SPT_OUTPUT, (int (*)(void*))cbclose,
SPT_OUTPUT|SPT_BINARY, (int (*)(void*))cbclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))cbputc, (int (*)(void*))cbflush,
(int (*)(const char *, void *, ...))noctl }
(int (*)(ctlop_t, void *, ...))noctl }
};
cxtype_t *IPORT_CLOSED_NTAG = (cxtype_t *)&cxt_port_types[IPORT_CLOSED_PTINDEX];
cxtype_t *IPORT_FILE_NTAG = (cxtype_t *)&cxt_port_types[IPORT_FILE_PTINDEX];
cxtype_t *IPORT_BYTEFILE_NTAG = (cxtype_t *)&cxt_port_types[IPORT_BYTEFILE_PTINDEX];
cxtype_t *IPORT_STRING_NTAG = (cxtype_t *)&cxt_port_types[IPORT_STRING_PTINDEX];
cxtype_t *IPORT_BYTEVECTOR_NTAG = (cxtype_t *)&cxt_port_types[IPORT_BYTEVECTOR_PTINDEX];
@ -627,6 +731,8 @@ cxtype_t *OPORT_CLOSED_NTAG = (cxtype_t *)&cxt_port_types[OPORT_CLOSED_PTINDEX];
cxtype_t *OPORT_FILE_NTAG = (cxtype_t *)&cxt_port_types[OPORT_FILE_PTINDEX];
cxtype_t *OPORT_BYTEFILE_NTAG = (cxtype_t *)&cxt_port_types[OPORT_BYTEFILE_PTINDEX];
cxtype_t *OPORT_STRING_NTAG = (cxtype_t *)&cxt_port_types[OPORT_STRING_PTINDEX];
cxtype_t *OPORT_BYTEVECTOR_NTAG = (cxtype_t *)&cxt_port_types[OPORT_BYTEVECTOR_PTINDEX];
@ -864,10 +970,29 @@ static void wrs(char *s, wenv_t *e) {
assert(vt); while (*s) vt->putch(*s++, pp);
}
static int cleansymname(char *s) {
#if 1
static char inisub_map[256] = { /* ini: [a-zA-Z!$%&*:/<=>?@^_~] sub: ini + [0123456789.@+-] */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 2, 0, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 0, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
char *p = s; while (*p) if (inisub_map[*p++ & 0xFF] == 0) return 0; if (!s[0]) return 0;
if (inisub_map[s[0] & 0xFF] == 1) return 1;
#else
char *inits = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!$%&*/:<=>?@^_~";
char *subss = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!$%&*/:<=>?@^_~0123456789.@+-";
if (s[0] == 0 || s[strspn(s, subss)] != 0) return 0; else if (strchr(inits, s[0])) return 1;
else if (s[0] == '+' || s[0] == '-') return s[1] == 0 || (s[1] == '.' && s[2] && !isdigit(s[2])) || !isdigit(s[1]);
#endif
if (s[0] == '+' || s[0] == '-') {
if (strcmp_ci(s+1, "inf.0") == 0 || strcmp_ci(s+1, "nan.0") == 0) return 0;
if ((s[1] == 'i' || s[1] == 'I') && s[2] == 0) return 0;
return s[1] == 0 || (s[1] == '.' && s[2] && !isdigit(s[2])) || (s[1] != '.' && !isdigit(s[1]));
}
else return s[0] == '.' && s[1] && !isdigit(s[1]);
}
static void wrdatum(obj o, wenv_t *e) {
@ -1017,7 +1142,7 @@ void oportputshared(obj x, obj p, int disp) {
extern int is_tty_port(obj o)
{
FILE *fp = NULL;
if ((cxtype_t*)iportvt(o) == IPORT_FILE_NTAG) fp = (FILE*)iportdata(o);
if ((cxtype_t*)iportvt(o) == IPORT_FILE_NTAG) fp = ((tifile_t*)iportdata(o))->fp;
else if ((cxtype_t*)oportvt(o) == OPORT_FILE_NTAG) fp = (FILE*)oportdata(o);
if (!fp) return 0;
return isatty(fileno(fp));
@ -1085,4 +1210,324 @@ extern int set_cwd(char *cwd)
return chdir(cwd);
}
#define TT_FALSE 'f'
#define TT_TRUE 't'
#define TT_NUMBER 'n'
#define TT_CHAR 'c'
#define TT_STRING 's'
#define TT_SYMBOL 'y'
#define TT_OPENLIST 'l'
#define TT_OPENVEC 'v'
#define TT_OPENU8VEC 'u'
#define TT_CLOSE 'r'
#define TT_OPENLIST2 'b'
#define TT_CLOSE2 'k'
#define TT_QUOTE '\''
#define TT_QQUOTE '`'
#define TT_UNQUOTE ','
#define TT_UNQSPL '@'
#define TT_DOT '.'
#define TT_BOX '&'
#define TT_HDEF '='
#define TT_HREF '#'
#define TT_HSEMI ';'
#define TT_SHEBANG '!'
#define TT_SHEBANG_FC 'F'
#define TT_SHEBANG_NF 'N'
#define TT_ERR 0
#define TT_EOF -1
#if 1
static char num_map[256] = { /* [#A-Za-z/0123456789.@+-] */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
#define is_num(c) (num_map[(c) & 0xFF]) /* NB: eof at num_map[255] */
#else
static int is_num(int c)
{ /* this covers all initials and constituents of prefixed numbers */
char *s = "#ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz/0123456789+-.@";
return c != EOF && strchr(s, c) != NULL;
}
#endif
#if 1
static char numsym_map[256] = { /* [A-Za-z!$%&*:/<=>?^_~0123456789.@+-] */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
#define is_numsym(c) (numsym_map[(c) & 0xFF]) /* NB: eof at numsym_map[255] */
#else
static int is_numsym(int c)
{ /* this covers all initials and constituents of plain symbols and nonprefixed decimals */
char *s = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!$%&*/:<=>?^_~0123456789+-.@";
return c != EOF && strchr(s, c) != NULL;
}
#endif
static int is_delimiter(int c)
{
switch (c) {
case '\t': case '\r': case '\n': case ' ':
case '(': case ')': case '[': case ']':
case '|': case '\"': case ';': case EOF:
return 1;
}
return 0;
}
static int lex_1esc(int c)
{
switch (c) {
case 'a': return '\a';
case 'b': return '\b';
case 't': return '\t';
case 'n': return '\n';
case 'r': return '\r';
case '|': return '|';
case '\"': return '\"';
case '\\': return '\\';
}
return EOF;
}
static int lex_xesc(int c, int xc)
{
if (c >= '0' && c <= '9') return (xc << 4) + c - '0';
if (c >= 'A' && c <= 'F') return (xc << 4) + 10 + c - 'A';
if (c >= 'a' && c <= 'f') return (xc << 4) + 10 + c - 'a';
return EOF;
}
/* slex: splits input into tokens delivered via char buf */
int slex(int (*in_getc)(void*), int (*in_ungetc)(int, void*), void *in, cbuf_t *pcb)
{
int c, xc;
next: cbclear(pcb);
switch (c = in_getc(in)) {
case EOF: return TT_EOF;
case ',': goto after_comma;
case '`': return TT_QQUOTE;
case '\'': return TT_QUOTE;
case ']': return TT_CLOSE2;
case '[': return TT_OPENLIST2;
case ')': return TT_CLOSE;
case '(': return TT_OPENLIST;
case ';': goto in_linecomm;
case '|': goto in_barsym;
case '\"': goto in_string;
case '#': cbputc(c, pcb); goto after_hash;
case '.': cbputc(c, pcb); goto after_dot;
default:
if (is_numsym(c)) goto in_numsym;
if ((c >= '\t' && c <= '\n') || (c >= '\f' && c <= '\r') || c == ' ') goto in_whitespace;
in_ungetc(c, in); goto err;
}
in_whitespace:
c = in_getc(in);
if (c == EOF) return TT_EOF;
if ((c >= '\t' && c <= '\n') || (c >= '\f' && c <= '\r') || c == ' ') goto in_whitespace;
in_ungetc(c, in); goto next;
in_linecomm:
c = in_getc(in);
if (c == EOF) return TT_EOF;
if (c != '\n') goto in_linecomm;
goto next;
in_numsym:
while (is_numsym(c)) { cbputc(c, pcb); c = in_getc(in); }
if (!is_delimiter(c)) goto err; if (c != EOF) in_ungetc(c, in);
if (cleansymname(cbdata(pcb))) return TT_SYMBOL;
return TT_NUMBER;
after_dot:
c = in_getc(in); if (is_numsym(c)) goto in_numsym;
if (!is_delimiter(c)) goto err; if (c != EOF) in_ungetc(c, in);
return TT_DOT;
after_hash:
c = in_getc(in); if (c == EOF) goto err;
if (c == '(') return TT_OPENVEC;
if (c == '\\') { cbclear(pcb); goto in_char; }
if (c == '|') { // handcoded
int level = 1;
normal:
switch (in_getc(in)) {
case EOF: goto err;
case '#': goto after_hashc;
case '|': goto after_barc;
default: goto normal;
}
after_hashc:
switch (in_getc(in)) {
case EOF: goto err;
case '#': goto after_hashc;
case '|': level++;
default: goto normal;
}
after_barc:
switch (in_getc(in)) {
case EOF: goto err;
case '|': goto after_barc;
case '#': if (!--level) goto next;
default: goto normal;
}
}
if (c == '!') { cbclear(pcb); goto after_shebang; }
if (c == '&') return TT_BOX;
if (c == 'u' || c == 'U') { cbputc(tolower(c), cbclear(pcb)); goto after_hashu; }
if (c >= '0' && c <= '9') { cbputc(c, cbclear(pcb)); goto in_hashnum; }
if (c == 'B' || (c >= 'D' && c <= 'E') || c == 'I' || c == 'O' || c == 'X' ||
c == 'b' || (c >= 'd' && c <= 'e') || c == 'i' || c == 'o' || c == 'x')
{ cbputc(tolower(c), pcb); goto in_hashradixie; }
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'))
{ cbputc(tolower(c), cbclear(pcb)); goto in_hashname; }
if (c == ';') { cbclear(pcb); return TT_HSEMI; } // todo: skip S-exp
in_ungetc(c, in); goto err;
after_comma:
c = in_getc(in);
if (c == EOF) return TT_UNQUOTE;
if (c == '@') return TT_UNQSPL;
in_ungetc(c, in); return TT_UNQUOTE;
in_char:
c = in_getc(in); if (c == EOF) goto eoferr;
if (c == 'x' || c == 'X') goto in_char_xesc;
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) goto in_char_name;
cbputc(c, pcb); // todo: parse utf-8
c = in_getc(in); if (c != EOF) in_ungetc(c, in);
if (!is_delimiter(c)) goto err;
return TT_CHAR;
in_char_name:
while ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) { cbputc(c, pcb); c = in_getc(in); }
if (cblen(pcb) > 1) {
char *s = cbdata(pcb); int x = EOF;
if (0 == strcmp(s, "null")) x = '\0';
else if (0 == strcmp(s, "alarm")) x = '\a';
else if (0 == strcmp(s, "backspace")) x = '\b';
else if (0 == strcmp(s, "delete")) x = '\x7F';
else if (0 == strcmp(s, "escape")) x = '\x1B';
else if (0 == strcmp(s, "newline")) x = '\n';
else if (0 == strcmp(s, "return")) x = '\r';
else if (0 == strcmp(s, "space")) x = ' ';
else if (0 == strcmp(s, "tab")) x = '\t';
else if (0 == strcmp(s, "vtab")) x = '\v'; //++
else if (0 == strcmp(s, "page")) x = '\f'; //++
else if (0 == strcmp(s, "linefeed")) x = '\n'; //++
if (x == EOF) goto err;
cbputc(x, cbclear(pcb));
}
if (c != EOF) in_ungetc(c, in);
if (!is_delimiter(c)) goto err;
return TT_CHAR;
in_char_xesc:
xc = c; c = in_getc(in);
if (is_delimiter(c)) { if (c != EOF) in_ungetc(c, in); cbputc(xc, pcb); return TT_CHAR; }
else xc = 0;
while (!is_delimiter(c) && (xc = lex_xesc(c, xc)) != EOF) c = in_getc(in);
if (!is_delimiter(c) || xc == EOF) goto err;
if (c != EOF) in_ungetc(c, in); cbputc(xc, pcb); return TT_CHAR; // todo: cbput8c
in_barsym:
c = in_getc(in); if (c == EOF) goto eoferr;
else if (c == '|') return TT_SYMBOL;
else if (c == '\\') goto in_barsym_esc;
cbputc(c, pcb); goto in_barsym; // todo: parse utf-8
in_barsym_esc:
c = in_getc(in); if (c == EOF) goto err;
if (c == 'x' || c == 'X') goto in_barsym_xesc;
xc = lex_1esc(c); if (xc == EOF) goto err;
cbputc(xc, pcb); goto in_barsym; // todo: cbput8c
in_barsym_xesc:
xc = 0; do c = in_getc(in);
while (c != ';' && (xc = lex_xesc(c, xc)) != EOF);
if (c != ';' || xc == EOF) goto err;
cbputc(xc, pcb); goto in_barsym; // todo: cbput8c
in_string:
c = in_getc(in); if (c == EOF) goto eoferr;
else if (c == '\"') return TT_STRING;
else if (c == '\\') goto in_str_esc;
cbputc(c, pcb); goto in_string; // todo: parse utf-8
in_str_esc:
c = in_getc(in); if (c == EOF) goto err;
if (c == 'x' || c == 'X') goto in_str_xesc;
if (c == '\t' || c == ' ' || c == '\r' || c == '\n') goto in_str_sesc;
xc = lex_1esc(c); if (xc == EOF) goto err;
cbputc(xc, pcb); goto in_string; // todo: cbput8c
in_str_sesc:
while (c == '\t' || c == ' ' || c == '\r') c = in_getc(in);
if (c != '\n') goto err;
do c = in_getc(in); while (c == '\t' || c == ' ');
if (c == EOF) goto err;
in_ungetc(c, in); goto in_string;
in_str_xesc:
xc = 0; do c = in_getc(in);
while (c != ';' && (xc = lex_xesc(c, xc)) != EOF);
if (c != ';' || xc == EOF) goto err;
cbputc(xc, pcb); goto in_string; // todo: cbput8c
in_hashradixie:
c = in_getc(in); if (c == EOF) goto err;
while (is_num(c)) { cbputc(tolower(c), pcb); c = in_getc(in); }
if (!is_delimiter(c)) goto err; if (c != EOF) in_ungetc(c, in);
return TT_NUMBER;
in_hashname:
c = in_getc(in);
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) { cbputc(tolower(c), pcb); goto in_hashname; }
if (is_delimiter(c)) {
char *s = cbdata(pcb); if (c != EOF) in_ungetc(c, in);
if (0 == strcmp(s, "t")) return TT_TRUE;
else if (0 == strcmp(s, "true")) return TT_TRUE;
else if (0 == strcmp(s, "f")) return TT_FALSE;
else if (0 == strcmp(s, "false")) return TT_FALSE;
}
goto err;
in_hashnum:
c = in_getc(in); if (c == EOF) goto err;
if (c == '#') return TT_HREF;
if (c == '=') return TT_HDEF;
if (c >= '0' && c <= '9') { cbputc(c, pcb); goto in_hashnum; }
in_ungetc(c, in); goto err;
after_hashu:
c = in_getc(in);
if (c == '8') { cbclear(pcb); goto after_hashu8; }
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) { cbputc(tolower(c), pcb); goto in_hashname; }
in_ungetc(c, in); goto err;
after_hashu8:
c = in_getc(in); if (c == EOF) goto err;
if (c == '(') return TT_OPENU8VEC;
in_ungetc(c, in); goto err;
after_shebang:
c = in_getc(in); if (c == EOF) goto err;
if (c == ' ' || c == '\t') goto in_shebang_line;
else if (c == '-' || (c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || c == '_' || (c >= 'a' && c <= 'z'))
{ cbputc(c, pcb); goto in_shebang_name; }
in_ungetc(c, in); goto err;
in_shebang_line:
while (c == ' ' || c == '\t') c = in_getc(in);
while (c != EOF && c != '\n') { cbputc(c, pcb); c = in_getc(in); }
while (pcb->fill > pcb->buf && (pcb->fill[-1] == ' ' || pcb->fill[-1] == '\t')) pcb->fill -= 1;
return TT_SHEBANG;
in_shebang_name:
c = in_getc(in);
if (c == EOF) goto in_shebang_pre;
else if (c == '-' || (c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || c == '_' || (c >= 'a' && c <= 'z'))
{ cbputc(c, pcb); goto in_shebang_name; }
else { in_ungetc(c, in); goto in_shebang_pre; }
in_shebang_pre: {
char *s = cbdata(pcb);
if (strcmp_ci(s, "fold-case") == 0) return TT_SHEBANG_FC;
if (strcmp_ci(s, "no-fold-case") == 0) return TT_SHEBANG_NF;
return TT_SHEBANG;
}
err:
eoferr:
return TT_ERR;
}

30
n.h
View file

@ -400,28 +400,33 @@ extern obj* procedureref(obj o, int i);
#define mkshebang(i) mkimm(i, SHEBANG_ITAG)
#define getshebang(o) getimmu(o, SHEBANG_ITAG)
/* input/output ports */
typedef enum { CTLOP_RDLN } ctlop_t;
typedef struct { /* extends cxtype_t */
const char *tname;
void (*free)(void*);
enum { SPT_CLOSED = 0, SPT_INPUT = 1, SPT_OUTPUT = 2, SPT_IO = 3 } spt;
enum { SPT_INPUT = 1, SPT_OUTPUT = 2, SPT_IO = 3, SPT_BINARY = 4 } spt;
int (*close)(void*);
int (*getch)(void*);
int (*ungetch)(int, void*);
int (*putch)(int, void*);
int (*flush)(void*);
int (*ctl)(const char*, void*, ...);
int (*ctl)(ctlop_t, void*, ...);
} cxtype_port_t, cxtype_iport_t, cxtype_oport_t;
#define PORTTYPES_MAX 10
extern cxtype_port_t cxt_port_types[PORTTYPES_MAX];
/* input ports */
extern cxtype_t *IPORT_CLOSED_NTAG;
extern cxtype_t *IPORT_FILE_NTAG;
extern cxtype_t *IPORT_BYTEFILE_NTAG;
extern cxtype_t *IPORT_STRING_NTAG;
extern cxtype_t *IPORT_BYTEVECTOR_NTAG;
static cxtype_iport_t *iportvt(obj o) {
cxtype_t *pt; if (!isobjptr(o)) return NULL;
pt = (cxtype_t*)objptr_from_obj(o)[-1];
if (pt != IPORT_CLOSED_NTAG && pt != IPORT_FILE_NTAG &&
pt != IPORT_STRING_NTAG && pt != IPORT_BYTEVECTOR_NTAG) return NULL;
else return (cxtype_iport_t*)pt; }
if (pt >= (cxtype_t*)&cxt_port_types[0] &&
pt < (cxtype_t*)&cxt_port_types[PORTTYPES_MAX] &&
(((cxtype_port_t*)pt)->spt & SPT_INPUT))
return (cxtype_iport_t*)pt; else return NULL; }
#define ckiportvt(o) ((cxtype_iport_t*)cxm_cknull(iportvt(o), "iportvt"))
#define isiport(o) (iportvt(o) != NULL)
#define iportdata(o) ((void*)(*objptr_from_obj(o)))
@ -434,6 +439,8 @@ static int iportpeekc(obj o) {
assert(vt); c = vt->getch(pp); if (c != EOF) vt->ungetch(c, pp); return c;
}
/* file input ports */
typedef struct tifile_tag tifile_t;
extern tifile_t *tialloc(FILE *fp);
#define mkiport_file(l, fp) hpushptr(fp, IPORT_FILE_NTAG, l)
/* string input ports */
typedef struct { char *p; void *base; } sifile_t;
@ -446,14 +453,16 @@ extern bvifile_t *bvialloc(unsigned char *p, unsigned char *e, void *base);
/* output ports */
extern cxtype_t *OPORT_CLOSED_NTAG;
extern cxtype_t *OPORT_FILE_NTAG;
extern cxtype_t *OPORT_BYTEFILE_NTAG;
extern cxtype_t *OPORT_STRING_NTAG;
extern cxtype_t *OPORT_BYTEVECTOR_NTAG;
static cxtype_oport_t *oportvt(obj o) {
cxtype_t *pt; if (!isobjptr(o)) return NULL;
pt = (cxtype_t*)objptr_from_obj(o)[-1];
if (pt != OPORT_CLOSED_NTAG && pt != OPORT_FILE_NTAG &&
pt != OPORT_STRING_NTAG && pt != OPORT_BYTEVECTOR_NTAG) return NULL;
else return (cxtype_oport_t*)pt; }
if (pt >= (cxtype_t*)&cxt_port_types[0] &&
pt < (cxtype_t*)&cxt_port_types[PORTTYPES_MAX] &&
(((cxtype_port_t*)pt)->spt & SPT_OUTPUT))
return (cxtype_oport_t*)pt; else return NULL; }
#define ckoportvt(o) ((cxtype_oport_t*)cxm_cknull(oportvt(o), "oportvt"))
#define isoport(o) (oportvt(o) != NULL)
#define oportdata(o) ((void*)(*objptr_from_obj(o)))
@ -476,7 +485,7 @@ static void oportflush(obj o) {
/* file output ports */
#define mkoport_file(l, fp) hpushptr(fp, OPORT_FILE_NTAG, l)
/* string output ports */
typedef struct cbuf_tag { char *buf; char *fill; char *end; size_t off; } cbuf_t;
typedef struct cbuf_tag { char *buf; char *fill; char *end; } cbuf_t;
extern cbuf_t* newcb(void);
extern void freecb(cbuf_t* pcb);
extern int cbputc(int c, cbuf_t* pcb);
@ -484,6 +493,7 @@ extern int cbgetc(cbuf_t* pcb);
extern int cbungetc(cbuf_t* pcb, int c);
extern size_t cblen(cbuf_t* pcb);
extern char* cbdata(cbuf_t* pcb);
extern cbuf_t* cbclear(cbuf_t *pcb);
#define mkoport_string(l, fp) hpushptr(fp, OPORT_STRING_NTAG, l)
/* bytevector output ports */
#define mkoport_bytevector(l, fp) hpushptr(fp, OPORT_BYTEVECTOR_NTAG, l)
@ -498,3 +508,5 @@ extern obj isassoc(obj x, obj l);
extern void oportputsimple(obj x, obj p, int disp);
extern void oportputcircular(obj x, obj p, int disp);
extern void oportputshared(obj x, obj p, int disp);
/* S-expression tokenizer */
extern int slex(int (*in_getc)(void*), int (*in_ungetc)(int, void*), void *in, cbuf_t *pcb);

535
pre/n.sf
View file

@ -887,17 +887,20 @@ unsigned char* bytevectorref(obj o, int i) {
; i/o ports
(%definition "/* input/output ports */")
(%definition "typedef enum { CTLOP_RDLN } ctlop_t;")
(%definition "typedef struct { /* extends cxtype_t */
const char *tname;
void (*free)(void*);
enum { SPT_CLOSED = 0, SPT_INPUT = 1, SPT_OUTPUT = 2, SPT_IO = 3 } spt;
enum { SPT_INPUT = 1, SPT_OUTPUT = 2, SPT_IO = 3, SPT_BINARY = 4 } spt;
int (*close)(void*);
int (*getch)(void*);
int (*ungetch)(int, void*);
int (*putch)(int, void*);
int (*flush)(void*);
int (*ctl)(const char*, void*, ...);
int (*ctl)(ctlop_t, void*, ...);
} cxtype_port_t, cxtype_iport_t, cxtype_oport_t;")
(%definition "#define PORTTYPES_MAX 10")
(%definition "extern cxtype_port_t cxt_port_types[PORTTYPES_MAX];")
(%localdef "/* shared generic methods */")
(%localdef "static void nofree(void *p) {}")
(%localdef "static int noclose(void *p) { return 0; }")
@ -905,21 +908,23 @@ unsigned char* bytevectorref(obj o, int i) {
(%localdef "static int noungetch(int c) { return c; }")
(%localdef "static int noputch(int c, void *p) { return EOF; }")
(%localdef "static int noflush(void *p) { return EOF; }")
(%localdef "static int noctl(const char *cmd, void *p, ...) { return -1; }")
(%localdef "static int noctl(ctlop_t op, void *p, ...) { return -1; }")
; input ports
(%definition "/* input ports */")
(%definition "extern cxtype_t *IPORT_CLOSED_NTAG;")
(%definition "extern cxtype_t *IPORT_FILE_NTAG;")
(%definition "extern cxtype_t *IPORT_BYTEFILE_NTAG;")
(%definition "extern cxtype_t *IPORT_STRING_NTAG;")
(%definition "extern cxtype_t *IPORT_BYTEVECTOR_NTAG;")
(%definition "static cxtype_iport_t *iportvt(obj o) {
cxtype_t *pt; if (!isobjptr(o)) return NULL;
pt = (cxtype_t*)objptr_from_obj(o)[-1];
if (pt != IPORT_CLOSED_NTAG && pt != IPORT_FILE_NTAG &&
pt != IPORT_STRING_NTAG && pt != IPORT_BYTEVECTOR_NTAG) return NULL;
else return (cxtype_iport_t*)pt; }")
if (pt >= (cxtype_t*)&cxt_port_types[0] &&
pt < (cxtype_t*)&cxt_port_types[PORTTYPES_MAX] &&
(((cxtype_port_t*)pt)->spt & SPT_INPUT))
return (cxtype_iport_t*)pt; else return NULL; }")
(%definition "#define ckiportvt(o) ((cxtype_iport_t*)cxm_cknull(iportvt(o), \"iportvt\"))")
(%definition "#define isiport(o) (iportvt(o) != NULL)")
(%definition "#define iportdata(o) ((void*)(*objptr_from_obj(o)))")
@ -936,6 +941,8 @@ unsigned char* bytevectorref(obj o, int i) {
; file input ports
(%definition "/* file input ports */")
(%definition "typedef struct tifile_tag tifile_t;")
(%definition "extern tifile_t *tialloc(FILE *fp);")
(%localdef "static void ffree(void *vp) {
/* FILE *fp = vp; assert(fp); cannot fclose(fp) here because of FILE reuse! */ }")
(%definition "#define mkiport_file(l, fp) hpushptr(fp, IPORT_FILE_NTAG, l)")
@ -956,6 +963,21 @@ unsigned char* bytevectorref(obj o, int i) {
int c; assert(fp && fp->p); if (!(c = *(fp->p))) return EOF; ++(fp->p); return c; }")
(%localdef "static int siungetch(int c, sifile_t *fp) {
assert(fp && fp->p); --(fp->p); assert(c == *(fp->p)); return c; }")
(%localdef "static int sictl(ctlop_t op, sifile_t *fp, ...) {
if (op == CTLOP_RDLN) {
va_list args; int **pd; va_start(args, fp);
pd = va_arg(args, int **);
if (*(fp->p) == 0) *pd = NULL;
else {
char *s = strchr(fp->p, '\n');
if (s) { *pd = newstringn(fp->p, s-fp->p); fp->p = s+1; }
else { *pd = newstring(fp->p); fp->p += strlen(fp->p); }
}
va_end(args);
return 0;
}
return -1;
}")
(%definition "#define mkiport_string(l, fp) hpushptr(fp, IPORT_STRING_NTAG, l)")
; bytevector input ports
@ -982,14 +1004,16 @@ unsigned char* bytevectorref(obj o, int i) {
(%definition "/* output ports */")
(%definition "extern cxtype_t *OPORT_CLOSED_NTAG;")
(%definition "extern cxtype_t *OPORT_FILE_NTAG;")
(%definition "extern cxtype_t *OPORT_BYTEFILE_NTAG;")
(%definition "extern cxtype_t *OPORT_STRING_NTAG;")
(%definition "extern cxtype_t *OPORT_BYTEVECTOR_NTAG;")
(%definition "static cxtype_oport_t *oportvt(obj o) {
cxtype_t *pt; if (!isobjptr(o)) return NULL;
pt = (cxtype_t*)objptr_from_obj(o)[-1];
if (pt != OPORT_CLOSED_NTAG && pt != OPORT_FILE_NTAG &&
pt != OPORT_STRING_NTAG && pt != OPORT_BYTEVECTOR_NTAG) return NULL;
else return (cxtype_oport_t*)pt; }")
if (pt >= (cxtype_t*)&cxt_port_types[0] &&
pt < (cxtype_t*)&cxt_port_types[PORTTYPES_MAX] &&
(((cxtype_port_t*)pt)->spt & SPT_OUTPUT))
return (cxtype_oport_t*)pt; else return NULL; }")
(%definition "#define ckoportvt(o) ((cxtype_oport_t*)cxm_cknull(oportvt(o), \"oportvt\"))")
(%definition "#define isoport(o) (oportvt(o) != NULL)")
(%definition "#define oportdata(o) ((void*)(*objptr_from_obj(o)))")
@ -1019,11 +1043,14 @@ unsigned char* bytevectorref(obj o, int i) {
(%definition "/* string output ports */")
(%definition "typedef struct cbuf_tag { char *buf; char *fill; char *end; } cbuf_t;")
(%definition "extern cbuf_t* newcb(void);")
(%localdef "cbuf_t* newcb(void) {
cbuf_t* pcb = cxm_cknull(malloc(sizeof(cbuf_t)), \"malloc(cbuf)\");
(%localdef "cbuf_t* cbinit(cbuf_t* pcb) {
pcb->fill = pcb->buf = cxm_cknull(malloc(64), \"malloc(cbdata)\");
pcb->end = pcb->buf + 64; return pcb;
}")
(%localdef "cbuf_t* newcb(void) {
cbuf_t* pcb = cxm_cknull(malloc(sizeof(cbuf_t)), \"malloc(cbuf)\");
return cbinit(pcb);
}")
(%definition "extern void freecb(cbuf_t* pcb);")
(%localdef "void freecb(cbuf_t* pcb) { if (pcb) { free(pcb->buf); free(pcb); } }")
(%localdef "static void cbgrow(cbuf_t* pcb, size_t n) {
@ -1033,9 +1060,17 @@ unsigned char* bytevectorref(obj o, int i) {
pcb->buf = cxm_cknull(realloc(pcb->buf, newsz), \"realloc(cbdata)\");
pcb->fill = pcb->buf + cnt, pcb->end = pcb->buf + newsz;
}")
(%definition "extern char* cballoc(cbuf_t* pcb, size_t n);")
(%localdef "char* cballoc(cbuf_t* pcb, size_t n) {
assert(pcb); /* allow for extra 1 char after n */
if (pcb->fill + n+1 > pcb->end) cbgrow(pcb, n+1);
pcb->fill += n;
return pcb->fill - n;
}")
(%definition "extern int cbputc(int c, cbuf_t* pcb);")
(%localdef "int cbputc(int c, cbuf_t* pcb) {
if ((pcb)->fill == (pcb)->end) cbgrow(pcb, 1); *((pcb)->fill)++ = c; return c;
if (pcb->fill == pcb->end) cbgrow(pcb, 1);
*(pcb->fill)++ = c; return c;
}")
(%localdef "static int cbflush(cbuf_t* pcb) { return 0; }")
(%localdef "static int cbclose(cbuf_t* pcb) { free(pcb->buf); pcb->buf = NULL; return 0; }")
@ -1045,6 +1080,8 @@ unsigned char* bytevectorref(obj o, int i) {
(%localdef "char* cbdata(cbuf_t* pcb) {
if (pcb->fill == pcb->end) cbgrow(pcb, 1); *(pcb->fill) = 0; return pcb->buf;
}")
(%definition "extern cbuf_t* cbclear(cbuf_t* pcb);")
(%localdef "cbuf_t *cbclear(cbuf_t *pcb) { pcb->fill = pcb->buf; return pcb; }")
(%definition "#define mkoport_string(l, fp) hpushptr(fp, OPORT_STRING_NTAG, l)")
; bytevector output ports
@ -1052,66 +1089,150 @@ unsigned char* bytevectorref(obj o, int i) {
(%definition "/* bytevector output ports */")
(%definition "#define mkoport_bytevector(l, fp) hpushptr(fp, OPORT_BYTEVECTOR_NTAG, l)")
; text input port (uses cbuf)
(%localdef "buf_t *cbclear(cbuf_t *pcb) { pcb->fill = pcb->buf; return pcb; }
typedef enum { TIF_NONE = 0, TIF_EOF = 1, TIF_CI = 2 } tiflags_t;
struct tifile_tag { cbuf_t cb; char *next; FILE *fp; int lno; tiflags_t flags; };
tifile_t *tialloc(FILE *fp) {
tifile_t *tp = cxm_cknull(malloc(sizeof(tifile_t)), \"malloc(tifile)\");
cbinit(&tp->cb); tp->next = tp->cb.buf; *(tp->next) = 0;
tp->fp = fp; tp->lno = 0; tp->flags = TIF_NONE;
return tp;
}
static void tifree(tifile_t *tp) {
assert(tp); cbclose(&tp->cb); ffree(tp->fp); free(tp); }
static int ticlose(tifile_t *tp) {
assert(tp); cbclose(&tp->cb); fclose(tp->fp); return 0; }
static int tigetch(tifile_t *tp) {
int c; retry: c = *(tp->next);
if (c != 0) { ++(tp->next); return c; }
/* see if we need to return actual 0 or refill the line */
if (tp->next < tp->cb.fill) { ++(tp->next); return c; }
else if (tp->flags & TIF_EOF || !tp->fp) return EOF;
else { /* refill with next line from fp */
cbuf_t *pcb = cbclear(&tp->cb); FILE *fp = tp->fp;
char *line = fgets(cballoc(pcb, 256), 256, fp);
if (!line) { cbclear(pcb); tp->flags |= TIF_EOF; }
else { /* manually add the rest of the line */
size_t len = strlen(line); pcb->fill = pcb->buf + len;
if (len > 0 && line[len-1] != '\n') {
do { c = getc(fp); if (c == EOF) break; cbputc(c, pcb); } while (c != '\n');
if (c == EOF) tp->flags |= TIF_EOF;
}
}
tp->lno += 1; tp->next = cbdata(pcb); /* 0-term */
goto retry;
}
}
static int tiungetch(int c, tifile_t *tp) {
assert(tp->next > tp->cb.buf && tp->next <= tp->cb.fill);
tp->next -= 1; // todo: utf-8
return c;
}
static int tictl(ctlop_t op, tifile_t *tp, ...) {
if (op == CTLOP_RDLN) {
va_list args; int c, n, **pd;
va_start(args, tp);
pd = va_arg(args, int **);
c = tigetch(tp);
if (c == EOF) {
*pd = NULL;
} else {
char *s; tiungetch(c, tp);
s = tp->next; n = tp->cb.fill - s;
if (n > 0 && s[n-1] == '\n') --n;
*pd = newstringn(s, n);
tp->next = tp->cb.fill;
}
va_end(args);
return 0;
}
return -1;
}")
; port data, predicates and standard opening/closing convenience ops
(%localdef "/* port type array */")
(%localdef "#define PORTTYPES_MAX 8")
(%localdef "static cxtype_port_t cxt_port_types[PORTTYPES_MAX] = {
(%localdef "cxtype_port_t cxt_port_types[PORTTYPES_MAX] = {
#define IPORT_CLOSED_PTINDEX 0
{ \"closed-input-port\", (void (*)(void*))nofree,
SPT_CLOSED, (int (*)(void*))noclose,
SPT_INPUT, (int (*)(void*))noclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
(int (*)(ctlop_t, void *, ...))noctl },
#define IPORT_FILE_PTINDEX 1
{ \"file-input-port\", ffree,
SPT_INPUT, (int (*)(void*))fclose,
{ \"file-input-port\", (void (*)(void*))tifree,
SPT_INPUT, (int (*)(void*))ticlose,
(int (*)(void*))tigetch, (int (*)(int, void*))tiungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(ctlop_t, void *, ...))tictl },
#define IPORT_BYTEFILE_PTINDEX 2
{ \"binary-file-input-port\", ffree,
SPT_INPUT|SPT_BINARY, (int (*)(void*))fclose,
(int (*)(void*))(fgetc), (int (*)(int, void*))(ungetc),
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define IPORT_STRING_PTINDEX 2
(int (*)(ctlop_t, void *, ...))noctl },
#define IPORT_STRING_PTINDEX 3
{ \"string-input-port\", (void (*)(void*))sifree,
SPT_INPUT, (int (*)(void*))siclose,
(int (*)(void*))sigetch, (int (*)(int, void*))siungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define IPORT_BYTEVECTOR_PTINDEX 3
(int (*)(ctlop_t, void *, ...))sictl },
#define IPORT_BYTEVECTOR_PTINDEX 4
{ \"bytevector-input-port\", (void (*)(void*))bvifree,
SPT_INPUT, (int (*)(void*))bviclose,
SPT_INPUT|SPT_BINARY, (int (*)(void*))bviclose,
(int (*)(void*))bvigetch, (int (*)(int, void*))bviungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_CLOSED_PTINDEX 4
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_CLOSED_PTINDEX 5
{ \"closed-output-port\", (void (*)(void*))nofree,
SPT_OUTPUT, (int (*)(void*))noclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))noputch, (int (*)(void*))noflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_FILE_PTINDEX 5
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_FILE_PTINDEX 6
{ \"file-output-port\", ffree,
SPT_OUTPUT, (int (*)(void*))fclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))(fputc), (int (*)(void*))fflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_STRING_PTINDEX 6
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_BYTEFILE_PTINDEX 7
{ \"binary-file-output-port\", ffree,
SPT_OUTPUT|SPT_BINARY, (int (*)(void*))fclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))(fputc), (int (*)(void*))fflush,
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_STRING_PTINDEX 8
{ \"string-output-port\", (void (*)(void*))freecb,
SPT_OUTPUT, (int (*)(void*))cbclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))cbputc, (int (*)(void*))cbflush,
(int (*)(const char *, void *, ...))noctl },
#define OPORT_BYTEVECTOR_PTINDEX 7
(int (*)(ctlop_t, void *, ...))noctl },
#define OPORT_BYTEVECTOR_PTINDEX 9
{ \"bytevector-output-port\", (void (*)(void*))freecb,
SPT_OUTPUT, (int (*)(void*))cbclose,
SPT_OUTPUT|SPT_BINARY, (int (*)(void*))cbclose,
(int (*)(void*))nogetch, (int (*)(int, void*))noungetch,
(int (*)(int, void*))cbputc, (int (*)(void*))cbflush,
(int (*)(const char *, void *, ...))noctl }
(int (*)(ctlop_t, void *, ...))noctl }
};")
(%localdef "cxtype_t *IPORT_CLOSED_NTAG = (cxtype_t *)&cxt_port_types[IPORT_CLOSED_PTINDEX];")
(%localdef "cxtype_t *IPORT_FILE_NTAG = (cxtype_t *)&cxt_port_types[IPORT_FILE_PTINDEX];")
(%localdef "cxtype_t *IPORT_BYTEFILE_NTAG = (cxtype_t *)&cxt_port_types[IPORT_BYTEFILE_PTINDEX];")
(%localdef "cxtype_t *IPORT_STRING_NTAG = (cxtype_t *)&cxt_port_types[IPORT_STRING_PTINDEX];")
(%localdef "cxtype_t *IPORT_BYTEVECTOR_NTAG = (cxtype_t *)&cxt_port_types[IPORT_BYTEVECTOR_PTINDEX];")
(%localdef "cxtype_t *OPORT_CLOSED_NTAG = (cxtype_t *)&cxt_port_types[OPORT_CLOSED_PTINDEX];")
(%localdef "cxtype_t *OPORT_FILE_NTAG = (cxtype_t *)&cxt_port_types[OPORT_FILE_PTINDEX];")
(%localdef "cxtype_t *OPORT_BYTEFILE_NTAG = (cxtype_t *)&cxt_port_types[OPORT_BYTEFILE_PTINDEX];")
(%localdef "cxtype_t *OPORT_STRING_NTAG = (cxtype_t *)&cxt_port_types[OPORT_STRING_PTINDEX];")
(%localdef "cxtype_t *OPORT_BYTEVECTOR_NTAG = (cxtype_t *)&cxt_port_types[OPORT_BYTEVECTOR_PTINDEX];")
@ -1365,10 +1486,23 @@ static void wrs(char *s, wenv_t *e) {
assert(vt); while (*s) vt->putch(*s++, pp);
}
static int cleansymname(char *s) {
char *inits = \"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!$%&*/:<=>?@^_~\";
char *subss = \"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!$%&*/:<=>?@^_~0123456789.@+-\";
if (s[0] == 0 || s[strspn(s, subss)] != 0) return 0; else if (strchr(inits, s[0])) return 1;
else if (s[0] == '+' || s[0] == '-') return s[1] == 0 || (s[1] == '.' && s[2] && !isdigit(s[2])) || !isdigit(s[1]);
static char inisub_map[256] = { /* ini: [a-zA-Z!$%&*:/<=>?@^_~] sub: ini + [0123456789.@+-] */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 2, 0, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 0, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
char *p = s; while (*p) if (inisub_map[*p++ & 0xFF] == 0) return 0; if (!s[0]) return 0;
if (inisub_map[s[0] & 0xFF] == 1) return 1;
if (s[0] == '+' || s[0] == '-') {
if (strcmp_ci(s+1, \"inf.0\") == 0 || strcmp_ci(s+1, \"nan.0\") == 0) return 0;
if ((s[1] == 'i' || s[1] == 'I') && s[2] == 0) return 0;
return s[1] == 0 || (s[1] == '.' && s[2] && !isdigit(s[2])) || (s[1] != '.' && !isdigit(s[1]));
}
else return s[0] == '.' && s[1] && !isdigit(s[1]);
}
static void wrdatum(obj o, wenv_t *e) {
@ -1498,6 +1632,8 @@ static void wrdatum(obj o, wenv_t *e) {
extern void oportputsimple(obj x, obj p, int disp);
extern void oportputcircular(obj x, obj p, int disp);
extern void oportputshared(obj x, obj p, int disp);")
(%definition "/* S-expression tokenizer */
extern int slex(int (*in_getc)(void*), int (*in_ungetc)(int, void*), void *in, cbuf_t *pcb);")
(%localdef "/* S-expression writers */
void oportputsimple(obj x, obj p, int disp) {
@ -1531,7 +1667,7 @@ void oportputshared(obj x, obj p, int disp) {
extern int is_tty_port(obj o)
{
FILE *fp = NULL;
if ((cxtype_t*)iportvt(o) == IPORT_FILE_NTAG) fp = (FILE*)iportdata(o);
if ((cxtype_t*)iportvt(o) == IPORT_FILE_NTAG) fp = ((tifile_t*)iportdata(o))->fp;
else if ((cxtype_t*)oportvt(o) == OPORT_FILE_NTAG) fp = (FILE*)oportdata(o);
if (!fp) return 0;
return isatty(fileno(fp));
@ -1539,8 +1675,10 @@ extern int is_tty_port(obj o)
#ifdef WIN32
int dirsep = '\\\\';
int pathsep = ';';
#else
int dirsep = '/';
int pathsep = ':';
#endif
#ifdef LIBPATH
@ -1596,4 +1734,325 @@ extern int set_cwd(char *cwd)
{
return chdir(cwd);
}
define TT_FALSE 'f'
#define TT_TRUE 't'
#define TT_NUMBER 'n'
#define TT_CHAR 'c'
#define TT_STRING 's'
#define TT_SYMBOL 'y'
#define TT_OPENLIST 'l'
#define TT_OPENVEC 'v'
#define TT_OPENU8VEC 'u'
#define TT_CLOSE 'r'
#define TT_OPENLIST2 'b'
#define TT_CLOSE2 'k'
#define TT_QUOTE '\\''
#define TT_QQUOTE '`'
#define TT_UNQUOTE ','
#define TT_UNQSPL '@'
#define TT_DOT '.'
#define TT_BOX '&'
#define TT_HDEF '='
#define TT_HREF '#'
#define TT_HSEMI ';'
#define TT_SHEBANG '!'
#define TT_SHEBANG_FC 'F'
#define TT_SHEBANG_NF 'N'
#define TT_ERR 0
#define TT_EOF -1
#if 1
static char num_map[256] = { /* [#A-Za-z/0123456789.@+-] */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
#define is_num(c) (num_map[(c) & 0xFF]) /* NB: eof at num_map[255] */
#else
static int is_num(int c)
{ /* this covers all initials and constituents of prefixed numbers */
char *s = \"#ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz/0123456789+-.@\";
return c != EOF && strchr(s, c) != NULL;
}
#endif
#if 1
static char numsym_map[256] = { /* [A-Za-z!$%&*:/<=>?^_~0123456789.@+-] */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
#define is_numsym(c) (numsym_map[(c) & 0xFF]) /* NB: eof at numsym_map[255] */
#else
static int is_numsym(int c)
{ /* this covers all initials and constituents of plain symbols and nonprefixed decimals */
char *s = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!$%&*/:<=>?^_~0123456789+-.@\";
return c != EOF && strchr(s, c) != NULL;
}
#endif
static int is_delimiter(int c)
{
switch (c) {
case '\\t': case '\\r': case '\\n': case ' ':
case '(': case ')': case '[': case ']':
case '|': case '\\\"': case ';': case EOF:
return 1;
}
return 0;
}
static int lex_1esc(int c)
{
switch (c) {
case 'a': return '\\a';
case 'b': return '\\b';
case 't': return '\\t';
case 'n': return '\\n';
case 'r': return '\\r';
case '|': return '|';
case '\\\"': return '\\\"';
case '\\\\': return '\\\\';
}
return EOF;
}
static int lex_xesc(int c, int xc)
{
if (c >= '0' && c <= '9') return (xc << 4) + c - '0';
if (c >= 'A' && c <= 'F') return (xc << 4) + 10 + c - 'A';
if (c >= 'a' && c <= 'f') return (xc << 4) + 10 + c - 'a';
return EOF;
}
/* slex: splits input into tokens delivered via char buf */
int slex(int (*in_getc)(void*), int (*in_ungetc)(int, void*), void *in, cbuf_t *pcb)
{
int c, xc;
next: cbclear(pcb);
switch (c = in_getc(in)) {
case EOF: return TT_EOF;
case ',': goto after_comma;
case '`': return TT_QQUOTE;
case '\\'': return TT_QUOTE;
case ']': return TT_CLOSE2;
case '[': return TT_OPENLIST2;
case ')': return TT_CLOSE;
case '(': return TT_OPENLIST;
case ';': goto in_linecomm;
case '|': goto in_barsym;
case '\\\"': goto in_string;
case '#': cbputc(c, pcb); goto after_hash;
case '.': cbputc(c, pcb); goto after_dot;
default:
if (is_numsym(c)) goto in_numsym;
if ((c >= '\\t' && c <= '\\n') || (c >= '\\f' && c <= '\\r') || c == ' ') goto in_whitespace;
in_ungetc(c, in); goto err;
}
in_whitespace:
c = in_getc(in);
if (c == EOF) return TT_EOF;
if ((c >= '\\t' && c <= '\\n') || (c >= '\\f' && c <= '\\r') || c == ' ') goto in_whitespace;
in_ungetc(c, in); goto next;
in_linecomm:
c = in_getc(in);
if (c == EOF) return TT_EOF;
if (c != '\\n') goto in_linecomm;
goto next;
in_numsym:
while (is_numsym(c)) { cbputc(c, pcb); c = in_getc(in); }
if (!is_delimiter(c)) goto err; if (c != EOF) in_ungetc(c, in);
if (cleansymname(cbdata(pcb))) return TT_SYMBOL;
return TT_NUMBER;
after_dot:
c = in_getc(in); if (is_numsym(c)) goto in_numsym;
if (!is_delimiter(c)) goto err; if (c != EOF) in_ungetc(c, in);
return TT_DOT;
after_hash:
c = in_getc(in); if (c == EOF) goto err;
if (c == '(') return TT_OPENVEC;
if (c == '\\\\') { cbclear(pcb); goto in_char; }
if (c == '|') { // handcoded
int level = 1;
normal:
switch (in_getc(in)) {
case EOF: goto err;
case '#': goto after_hashc;
case '|': goto after_barc;
default: goto normal;
}
after_hashc:
switch (in_getc(in)) {
case EOF: goto err;
case '#': goto after_hashc;
case '|': level++;
default: goto normal;
}
after_barc:
switch (in_getc(in)) {
case EOF: goto err;
case '|': goto after_barc;
case '#': if (!--level) goto next;
default: goto normal;
}
}
if (c == '!') { cbclear(pcb); goto after_shebang; }
if (c == '&') return TT_BOX;
if (c == 'u' || c == 'U') { cbputc(tolower(c), cbclear(pcb)); goto after_hashu; }
if (c >= '0' && c <= '9') { cbputc(c, cbclear(pcb)); goto in_hashnum; }
if (c == 'B' || (c >= 'D' && c <= 'E') || c == 'I' || c == 'O' || c == 'X' ||
c == 'b' || (c >= 'd' && c <= 'e') || c == 'i' || c == 'o' || c == 'x')
{ cbputc(tolower(c), pcb); goto in_hashradixie; }
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'))
{ cbputc(tolower(c), cbclear(pcb)); goto in_hashname; }
if (c == ';') { cbclear(pcb); return TT_HSEMI; } // todo: skip S-exp
in_ungetc(c, in); goto err;
after_comma:
c = in_getc(in);
if (c == EOF) return TT_UNQUOTE;
if (c == '@') return TT_UNQSPL;
in_ungetc(c, in); return TT_UNQUOTE;
in_char:
c = in_getc(in); if (c == EOF) goto eoferr;
if (c == 'x' || c == 'X') goto in_char_xesc;
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) goto in_char_name;
cbputc(c, pcb); // todo: parse utf-8
c = in_getc(in); if (c != EOF) in_ungetc(c, in);
if (!is_delimiter(c)) goto err;
return TT_CHAR;
in_char_name:
while ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) { cbputc(c, pcb); c = in_getc(in); }
if (cblen(pcb) > 1) {
char *s = cbdata(pcb); int x = EOF;
if (0 == strcmp(s, \"null\")) x = '\\0';
else if (0 == strcmp(s, \"alarm\")) x = '\\a';
else if (0 == strcmp(s, \"backspace\")) x = '\\b';
else if (0 == strcmp(s, \"delete\")) x = '\\x7F';
else if (0 == strcmp(s, \"escape\")) x = '\\x1B';
else if (0 == strcmp(s, \"newline\")) x = '\\n';
else if (0 == strcmp(s, \"return\")) x = '\\r';
else if (0 == strcmp(s, \"space\")) x = ' ';
else if (0 == strcmp(s, \"tab\")) x = '\\t';
else if (0 == strcmp(s, \"vtab\")) x = '\\v'; //++
else if (0 == strcmp(s, \"page\")) x = '\\f'; //++
else if (0 == strcmp(s, \"linefeed\")) x = '\\n'; //++
if (x == EOF) goto err;
cbputc(x, cbclear(pcb));
}
if (c != EOF) in_ungetc(c, in);
if (!is_delimiter(c)) goto err;
return TT_CHAR;
in_char_xesc:
xc = c; c = in_getc(in);
if (is_delimiter(c)) { if (c != EOF) in_ungetc(c, in); cbputc(xc, pcb); return TT_CHAR; }
else xc = 0;
while (!is_delimiter(c) && (xc = lex_xesc(c, xc)) != EOF) c = in_getc(in);
if (!is_delimiter(c) || xc == EOF) goto err;
if (c != EOF) in_ungetc(c, in); cbputc(xc, pcb); return TT_CHAR; // todo: cbput8c
in_barsym:
c = in_getc(in); if (c == EOF) goto eoferr;
else if (c == '|') return TT_SYMBOL;
else if (c == '\\\\') goto in_barsym_esc;
cbputc(c, pcb); goto in_barsym; // todo: parse utf-8
in_barsym_esc:
c = in_getc(in); if (c == EOF) goto err;
if (c == 'x' || c == 'X') goto in_barsym_xesc;
xc = lex_1esc(c); if (xc == EOF) goto err;
cbputc(xc, pcb); goto in_barsym; // todo: cbput8c
in_barsym_xesc:
xc = 0; do c = in_getc(in);
while (c != ';' && (xc = lex_xesc(c, xc)) != EOF);
if (c != ';' || xc == EOF) goto err;
cbputc(xc, pcb); goto in_barsym; // todo: cbput8c
in_string:
c = in_getc(in); if (c == EOF) goto eoferr;
else if (c == '\\\"') return TT_STRING;
else if (c == '\\\\') goto in_str_esc;
cbputc(c, pcb); goto in_string; // todo: parse utf-8
in_str_esc:
c = in_getc(in); if (c == EOF) goto err;
if (c == 'x' || c == 'X') goto in_str_xesc;
if (c == '\\t' || c == ' ' || c == '\\r' || c == '\\n') goto in_str_sesc;
xc = lex_1esc(c); if (xc == EOF) goto err;
cbputc(xc, pcb); goto in_string; // todo: cbput8c
in_str_sesc:
while (c == '\\t' || c == ' ' || c == '\\r') c = in_getc(in);
if (c != '\\n') goto err;
do c = in_getc(in); while (c == '\\t' || c == ' ');
if (c == EOF) goto err;
in_ungetc(c, in); goto in_string;
in_str_xesc:
xc = 0; do c = in_getc(in);
while (c != ';' && (xc = lex_xesc(c, xc)) != EOF);
if (c != ';' || xc == EOF) goto err;
cbputc(xc, pcb); goto in_string; // todo: cbput8c
in_hashradixie:
c = in_getc(in); if (c == EOF) goto err;
while (is_num(c)) { cbputc(tolower(c), pcb); c = in_getc(in); }
if (!is_delimiter(c)) goto err; if (c != EOF) in_ungetc(c, in);
return TT_NUMBER;
in_hashname:
c = in_getc(in);
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) { cbputc(tolower(c), pcb); goto in_hashname; }
if (is_delimiter(c)) {
char *s = cbdata(pcb); if (c != EOF) in_ungetc(c, in);
if (0 == strcmp(s, \"t\")) return TT_TRUE;
else if (0 == strcmp(s, \"true\")) return TT_TRUE;
else if (0 == strcmp(s, \"f\")) return TT_FALSE;
else if (0 == strcmp(s, \"false\")) return TT_FALSE;
}
goto err;
in_hashnum:
c = in_getc(in); if (c == EOF) goto err;
if (c == '#') return TT_HREF;
if (c == '=') return TT_HDEF;
if (c >= '0' && c <= '9') { cbputc(c, pcb); goto in_hashnum; }
in_ungetc(c, in); goto err;
after_hashu:
c = in_getc(in);
if (c == '8') { cbclear(pcb); goto after_hashu8; }
if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) { cbputc(tolower(c), pcb); goto in_hashname; }
in_ungetc(c, in); goto err;
after_hashu8:
c = in_getc(in); if (c == EOF) goto err;
if (c == '(') return TT_OPENU8VEC;
in_ungetc(c, in); goto err;
after_shebang:
c = in_getc(in); if (c == EOF) goto err;
if (c == ' ' || c == '\\t') goto in_shebang_line;
else if (c == '-' || (c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || c == '_' || (c >= 'a' && c <= 'z'))
{ cbputc(c, pcb); goto in_shebang_name; }
in_ungetc(c, in); goto err;
in_shebang_line:
while (c == ' ' || c == '\\t') c = in_getc(in);
while (c != EOF && c != '\\n') { cbputc(c, pcb); c = in_getc(in); }
while (pcb->fill > pcb->buf && (pcb->fill[-1] == ' ' || pcb->fill[-1] == '\\t')) pcb->fill -= 1;
return TT_SHEBANG;
in_shebang_name:
c = in_getc(in);
if (c == EOF) goto in_shebang_pre;
else if (c == '-' || (c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || c == '_' || (c >= 'a' && c <= 'z'))
{ cbputc(c, pcb); goto in_shebang_name; }
else { in_ungetc(c, in); goto in_shebang_pre; }
in_shebang_pre: {
char *s = cbdata(pcb);
if (strcmp_ci(s, \"fold-case\") == 0) return TT_SHEBANG_FC;
if (strcmp_ci(s, \"no-fold-case\") == 0) return TT_SHEBANG_NF;
return TT_SHEBANG;
}
err:
eoferr:
return TT_ERR;
}
")

484
pre/s.scm
View file

@ -274,8 +274,8 @@
; check that now relies on block tag being a non-immediate object, so we'll better put
; some pseudo-unique immediate object here -- and we don't have to be fast doing that
(let loop ([fl (cons name fields)] [sl '("rtd://")])
; NB: can't do (apply string-append ..) -- they are defined w/cover syntax below!
(cond [(null? fl) (string->symbol (apply-to-list %string-append (reverse sl)))]
; NB: can't do (apply string-append ..) -- apply is defined w/cover syntax below!
(cond [(null? fl) (string->symbol (apply-to-list string-append (reverse sl)))]
[(null? (cdr fl)) (loop (cdr fl) (cons (symbol->string (car fl)) sl))]
[else (loop (cdr fl) (cons ":" (cons (symbol->string (car fl)) sl)))])))
@ -743,7 +743,7 @@
(string->symbol (string-foldcase s)))
(define (symbol-append . syms) ; +
(string->symbol (apply-to-list %string-append (%map1 symbol->string syms))))
(string->symbol (apply-to-list string-append (%map1 symbol->string syms))))
;---------------------------------------------------------------------------------------------
@ -792,7 +792,7 @@
; (string-set! x i v)
; (list->string l)
; (%string->list1 s) +
; (string-cat s1 s2) +
; (string-append s ...)
; (substring s from to)
; (string-position s c) +
; (string-cmp s1 s2) +
@ -873,29 +873,6 @@
[(str start) (substring->vector str start (string-length str))]
[(str start end) (substring->vector str start end)]))
(define (strings-sum-length strs)
(let loop ([strs strs] [l 0])
(if (null? strs) l (loop (cdr strs) (fx+ l (string-length (car strs)))))))
(define (strings-copy-into! to strs)
(let loop ([strs strs] [i 0])
(if (null? strs)
to
(let ([str (car strs)] [strs (cdr strs)])
(let ([len (string-length str)])
(substring-copy! to i str 0 len)
(loop strs (fx+ i len)))))))
(define (%string-append . strs)
(strings-copy-into! (make-string (strings-sum-length strs)) strs))
(define-syntax string-append
(syntax-rules ()
[(_) ""] [(_ x) (%cks x)]
[(_ x y) (string-cat x y)]
[(_ . r) (%string-append . r)]
[_ %string-append]))
(define (string-trim-whitespace s) ; +
(let floop ([from 0] [len (string-length s)])
(if (and (< from len) (char-whitespace? (string-ref s from)))
@ -922,7 +899,7 @@
; (vector-set! v i x)
; (%vector->list1 v) +
; (list->vector l)
; (vector-cat v1 v2) +
; (vector-append v ...)
(define (subvector->list vec start end)
(let loop ([i (fx- end 1)] [l '()])
@ -991,29 +968,6 @@
[(vec start) (subvector->string vec start (vector-length vec))]
[(vec start end) (subvector->string vec start end)]))
(define (vectors-sum-length vecs)
(let loop ([vecs vecs] [l 0])
(if (null? vecs) l (loop (cdr vecs) (fx+ l (vector-length (car vecs)))))))
(define (vectors-copy-into! to vecs)
(let loop ([vecs vecs] [i 0])
(if (null? vecs)
to
(let ([vec (car vecs)] [vecs (cdr vecs)])
(let ([len (vector-length vec)])
(subvector-copy! to i vec 0 len)
(loop vecs (fx+ i len)))))))
(define (%vector-append . vecs)
(vectors-copy-into! (make-vector (vectors-sum-length vecs)) vecs))
(define-syntax vector-append
(syntax-rules ()
[(_) '#()] [(_ x) (%ckv x)]
[(_ x y) (vector-cat x y)]
[(_ . r) (%vector-append . r)]
[_ %vector-append]))
;---------------------------------------------------------------------------------------------
; Bytevectors
@ -1027,6 +981,7 @@
; (bytevector-length b)
; (bytevector-u8-ref b i)
; (bytevector-u8-set! b i u8)
; (bytevector-append b ...)
; (list->bytevector l) +
; (subbytevector b from to) +
; (bytevector=? b1 b2 b ...)
@ -1072,21 +1027,6 @@
[(bvec b start) (subbytevector-fill! bvec b start (bytevector-length bvec))]
[(bvec b start end) (subbytevector-fill! bvec b start end)]))
(define (%bytevectors-sum-length bvecs)
(let loop ([bvecs bvecs] [l 0])
(if (null? bvecs) l (loop (cdr bvecs) (fx+ l (bytevector-length (car bvecs)))))))
(define (%bytevectors-copy-into! to bvecs)
(let loop ([bvecs bvecs] [i 0])
(if (null? bvecs) to
(let ([bvec (car bvecs)] [bvecs (cdr bvecs)])
(let ([len (bytevector-length bvec)])
(subbytevector-copy! to i bvec 0 len)
(loop bvecs (fx+ i len)))))))
(define (bytevector-append . bvecs)
(%bytevectors-copy-into! (make-bytevector (%bytevectors-sum-length bvecs)) bvecs))
(define (subutf8->string vec start end)
(let ([p (open-output-string)])
(write-subbytevector vec start end p)
@ -1526,23 +1466,10 @@
; (read-u8 (p (current-input-port)))
; (peek-u8 (p (current-input-port)))
; (u8-ready? (p (current-input-port)))
; (read-line (p (current-input-port)))
; (eof-object? x)
; (eof-object)
(define (read-line . ?p)
(let ([p (if (null? ?p) (current-input-port) (car ?p))]
[op (open-output-string)])
(let loop ([read-nothing? #t])
(let ([c (read-char p)])
(cond [(or (eof-object? c) (char=? c #\newline))
(if (and (eof-object? c) read-nothing?)
c
(let ([s (get-output-string op)])
(close-output-port op)
s))]
[(char=? c #\return) (loop #f)]
[else (write-char c op) (loop #f)])))))
(define (read-substring! str start end p)
(let loop ([i start])
(if (fx>=? i end) (fx- i start)
@ -1593,11 +1520,9 @@
[(k) (read-subbytevector k (current-input-port))]
[(k p) (read-subbytevector k p)]))
(define (%read port simple? ci?)
(define-syntax r-error
(syntax-rules () [(_ p msg a ...) (read-error msg a ... 'port: p)]))
(define fold-case? (or ci? (port-fold-case? port)))
(define shared '())
(define %read
(body
; support for sharing (use procedures that can't be read)
(define (make-shared-ref loc) (lambda () (unbox loc)))
(define (shared-ref? form) (procedure? form))
(define (patch-ref! form) (if (procedure? form) (patch-ref! (form)) form))
@ -1622,323 +1547,94 @@
(set-box! form (patch-shared! (unbox form)))
(patch-shared! (unbox form)))]))
(define (patch-shared form) (patch-shared! form) form)
(define reader-token-marker #f)
(define close-paren #f)
(define close-bracket #f)
(define dot #f)
(define () ; idless
(let ([rtm (list 'reader-token)])
(set! reader-token-marker rtm)
(set! close-paren (cons rtm "right parenthesis"))
(set! close-bracket (cons rtm "right bracket"))
(set! dot (cons rtm "\" . \""))))
(define (reader-token? form)
(and (pair? form) (eq? (car form) reader-token-marker)))
(define (char-symbolic? c)
(string-position c
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!$%&*/:<=>?^_~0123456789+-.@"))
(define (char-hex-digit? c)
(let ([scalar-value (char->integer c)])
(or (and (>= scalar-value 48) (<= scalar-value 57))
(and (>= scalar-value 65) (<= scalar-value 70))
(and (>= scalar-value 97) (<= scalar-value 102)))))
(define (char-delimiter? c)
(or (char-whitespace? c)
(char=? c #\)) (char=? c #\()
(char=? c #\]) (char=? c #\[)
(char=? c #\") (char=? c #\;)))
(define (sub-read-carefully p)
(let ([form (sub-read p)])
(cond [(eof-object? form)
(r-error p "unexpected end of file")]
[(reader-token? form)
(r-error p "unexpected token:" (cdr form))]
[else form])))
(define (sub-read-shebang p)
(if (eqv? (peek-char p) #\space)
(string->symbol (string-trim-whitespace (read-line p)))
(sub-read-carefully p)))
(define (sub-read p)
(let ([c (read-char p)])
(cond [(eof-object? c) c]
[(char-whitespace? c) (sub-read p)]
[(char=? c #\() (sub-read-list c p close-paren #t)]
[(char=? c #\)) close-paren]
[(char=? c #\[) (sub-read-list c p close-bracket #t)]
[(char=? c #\]) close-bracket]
[(char=? c #\') (list 'quote (sub-read-carefully p))]
[(char=? c #\`) (list 'quasiquote (sub-read-carefully p))]
[(char-symbolic? c) (sub-read-number-or-symbol c p)]
[(char=? c #\;)
(let loop ([c (read-char p)])
(or (eof-object? c) (char=? c #\newline)
(loop (read-char p))))
(sub-read p)]
[(char=? c #\,)
(let ([next (peek-char p)])
(cond [(eof-object? next)
(r-error p "end of file after ,")]
[(char=? next #\@)
(read-char p)
(list 'unquote-splicing (sub-read-carefully p))]
[else (list 'unquote (sub-read-carefully p))]))]
[(char=? c #\")
(let loop ([l '()])
(let ([c (read-char p)])
(cond [(eof-object? c)
(r-error p "end of file within a string")]
[(char=? c #\\)
(let ([e (sub-read-strsym-char-escape p 'string)])
(loop (if e (cons e l) l)))]
[(char=? c #\") (list->string (reverse! l))]
[else (loop (cons c l))])))]
[(char=? c #\|)
(let loop ([l '()])
(let ([c (read-char p)])
(cond [(eof-object? c)
(r-error p "end of file within a |symbol|")]
[(char=? c #\\)
(let ([e (sub-read-strsym-char-escape p 'symbol)])
(loop (if e (cons e l) l)))]
[(char=? c #\|) (string->symbol (list->string (reverse! l)))]
[else (loop (cons c l))])))]
[(char=? c #\#)
(let ([c (peek-char p)])
(cond [(eof-object? c) (r-error p "end of file after #")]
[(char=? c #\!)
(read-char p)
(let ([name (sub-read-shebang p)])
(case name
[(fold-case no-fold-case)
(set! fold-case? (eq? name 'fold-case))
(set-port-fold-case! p fold-case?)
(sub-read p)]
[else (if (symbol? name)
(symbol->shebang name)
(r-error p "unexpected name after #!" name))]))]
[(or (char-ci=? c #\t) (char-ci=? c #\f))
(let ([name (sub-read-carefully p)])
(case name [(t true) #t] [(f false) #f]
[else (r-error p "unexpected name after #" name)]))]
[(or (char-ci=? c #\b) (char-ci=? c #\o)
(char-ci=? c #\d) (char-ci=? c #\x)
(char-ci=? c #\i) (char-ci=? c #\e))
(sub-read-number-or-symbol #\# p)]
[(char=? c #\&)
(read-char p)
(box (sub-read-carefully p))]
[(char=? c #\;)
(read-char p)
(sub-read-carefully p)
(sub-read p)]
[(char=? c #\|)
(read-char p)
(let recur () ;starts right after opening #|
(let ([next (read-char p)])
(cond
[(eof-object? next)
(r-error p "end of file in #| comment")]
[(char=? next #\|)
(let ([next (peek-char p)])
(cond
[(eof-object? next)
(r-error p "end of file in #| comment")]
[(char=? next #\#) (read-char p)]
[else (recur)]))]
[(char=? next #\#)
(let ([next (peek-char p)])
(cond
[(eof-object? next)
(r-error p "end of file in #| comment")]
[(char=? next #\|) (read-char p) (recur) (recur)]
[else (recur)]))]
[else (recur)])))
(sub-read p)]
[(char=? c #\() ;)
(read-char p)
(list->vector (sub-read-list c p close-paren #f))]
[(char=? c #\u)
(read-char p)
(if (and (eq? (read-char p) #\8) (eq? (read-char p) #\())
(list->bytevector (sub-read-byte-list p))
(r-error p "invalid bytevector syntax"))]
[(char=? c #\\)
(read-char p)
(let ([c (peek-char p)])
(cond
[(eof-object? c)
(r-error p "end of file after #\\")]
[(char=? #\x c)
(read-char p)
(if (char-delimiter? (peek-char p))
c
(sub-read-x-char-escape p #f))]
[(char-alphabetic? c)
(let ([name (sub-read-carefully p)])
(if (= (string-length (symbol->string name)) 1)
c
(case name
[(null) (integer->char #x00)]
[(space) #\space]
[(alarm) #\alarm]
[(backspace) #\backspace]
[(delete) (integer->char #x7F)] ; todo: support by SFC
[(escape) (integer->char #x1B)]
[(tab) #\tab]
[(newline linefeed) #\newline]
[(vtab) #\vtab]
[(page) #\page]
[(return) #\return]
[else (r-error p "unknown #\\ name" name)])))]
[else (read-char p) c]))]
[(char-numeric? c)
(when simple? (r-error p "#N=/#N# notation is not allowed in this mode"))
(let loop ([l '()])
(let ([c (read-char p)])
(cond [(eof-object? c)
(r-error p "end of file within a #N notation")]
[(char-numeric? c)
(loop (cons c l))]
[(char=? c #\#)
(let* ([s (list->string (reverse! l))] [n (string->number s)])
; special tokens (can't be read, but different from procedures)
(define close-paren (make-record 'token 1 "right parenthesis"))
(define close-bracket (make-record 'token 1 "right bracket"))
(define dot (make-record 'token 1 "\" . \""))
(define-syntax reader-token? record?)
(define-syntax reader-token-name (syntax-lambda (x) (record-ref x 0)))
; main entry point
(lambda (port simple? ci?)
(define fold-case? (or ci? (port-fold-case? port)))
(define buf (open-output-string))
(define-syntax r-error
(syntax-rules () [(_ msg a ...) (read-error msg a ... 'port: port)]))
(define shared '())
(define (sub-read)
(let ([tk (%read-token port buf)])
(cond [(eq? tk #t) (eof-object)]
[(eq? tk #f) (r-error "invalid token")]
[(char=? tk #\f) #f]
[(char=? tk #\t) #t]
[(char=? tk #\n)
(or (%get-output-value buf #\n)
(read-error "unsupported number syntax (implementation restriction)"
(get-output-string buf)))]
[(char=? tk #\y)
(if fold-case?
(string-ci->symbol (get-output-string buf))
(%get-output-value buf #\y))]
[(or (char=? tk #\c) (char=? tk #\s) (char=? tk #\!)) (%get-output-value buf tk)]
[(char=? tk #\;) (sub-read-carefully) (sub-read)]
[(char=? tk #\l) (sub-read-list close-paren #t #f)]
[(char=? tk #\v) (list->vector (sub-read-list close-paren #f #f))]
[(char=? tk #\u) (list->bytevector (sub-read-list close-paren #f #t))]
[(char=? tk #\r) close-paren]
[(char=? tk #\b) (sub-read-list close-bracket #t #f)]
[(char=? tk #\k) close-bracket]
[(char=? tk #\.) dot]
[(char=? tk #\') (list 'quote (sub-read-carefully))]
[(char=? tk #\`) (list 'quasiquote (sub-read-carefully))]
[(char=? tk #\,) (list 'unquote (sub-read-carefully))]
[(char=? tk #\@) (list 'unquote-splicing (sub-read-carefully))]
[(char=? tk #\&) (box (sub-read-carefully))]
[(or (char=? tk #\F) (char=? tk #\N))
(set! fold-case? (char=? tk #\F))
(set-port-fold-case! port fold-case?)
(sub-read)]
[(or (char=? tk #\#) (char=? tk #\=))
(when simple? (r-error "#N=/#N# notation is not allowed in this mode"))
(let ([n (%get-output-value buf #\n)])
(if (char=? tk #\#)
(cond [(and (fixnum? n) (assq n shared)) => cdr]
[else (r-error "unknown #n# reference:" s)]))]
[(char=? c #\=)
(let* ([s (list->string (reverse! l))] [n (string->number s)])
(cond [(not (fixnum? n)) (r-error "invalid #n= reference:" s)]
[(assq n shared) (r-error "duplicate #n= tag:" n)])
[else (r-error "unknown #n# reference" n)])
(cond [(not (fixnum? n)) (r-error "invalid #n= reference" n)]
[(assq n shared) (r-error "duplicate #n= tag:" n)]
[else
(let ([loc (box #f)])
(set! shared (cons (cons n (make-shared-ref loc)) shared))
(let ([form (sub-read-carefully p)])
(cond [(shared-ref? form) (r-error "#n= has another label as target" s)]
[else (set-box! loc form) form]))))]
[else (r-error p "invalid terminator for #N notation")])))]
[else (r-error p "unknown # syntax" c)]))]
[else (r-error p "illegal character read" c)])))
(define (sub-read-list c p close-token dot?)
(let ([form (sub-read p)])
(if (eq? form dot)
(r-error p "missing car -- ( immediately followed by .") ;)
(let recur ([form form])
(let ([form (sub-read-carefully)])
(cond [(shared-ref? form) (r-error "#n= has a label as target" n)]
[else (set-box! loc form) form])))])))]
[else (r-error "invalid token" tk (get-output-string buf))])))
(define (sub-read-carefully)
(let ([form (sub-read)])
(cond [(eof-object? form)
(r-error p "eof inside list -- unbalanced parentheses")]
[(eq? form close-token) '()]
[(eq? form dot)
(if dot?
(let* ([last-form (sub-read-carefully p)]
[another-form (sub-read p)])
(r-error "unexpected end of file")]
[(reader-token? form) ; special reader token
(r-error (string-append "unexpected token: " (reader-token-name form)))]
[else form])))
(define (sub-read-list close-token dot? byte?)
(let loop ([form (sub-read)] [l #f] [lp #f])
(cond [(eof-object? form) (r-error "eof inside list -- unbalanced parentheses")]
[(eq? form close-token) (if lp l '())]
[(and dot? (eq? form dot))
(let* ([form (sub-read-carefully)] [another-form (sub-read)])
(if (eq? another-form close-token)
last-form
(r-error p "randomness after form after dot" another-form)))
(r-error p "dot in #(...)"))]
[(reader-token? form)
(r-error p "error inside list --" (cdr form))]
[else (cons form (recur (sub-read p)))])))))
(define (sub-read-byte-list p)
(let recur ([form (sub-read p)])
(cond [(eof-object? form)
(r-error p "eof inside bytevector")]
[(eq? form close-paren) '()]
[(reader-token? form)
(r-error p "error inside bytevector --" (cdr form))]
[(or (not (fixnum? form)) (fx<? form 0) (fx>? form 255))
(r-error p "invalid byte inside bytevector --" form)]
[else (cons form (recur (sub-read p)))])))
(define (sub-read-strsym-char-escape p what)
(let ([c (read-char p)])
(if (eof-object? c)
(r-error p "end of file within a" what))
(cond [(or (char=? c #\\) (char=? c #\") (char=? c #\|)) c]
[(char=? c #\a) #\alarm]
[(char=? c #\b) #\backspace]
[(char=? c #\t) #\tab]
[(char=? c #\n) #\newline]
[(char=? c #\v) #\vtab]
[(char=? c #\f) #\page]
[(char=? c #\r) #\return]
[(char=? c #\x) (sub-read-x-char-escape p #t)]
[(and (eq? what 'string) (char-whitespace? c))
(let loop ([gotnl (char=? c #\newline)] [nc (peek-char p)])
(cond [(or (eof-object? nc) (not (char-whitespace? nc)))
(if gotnl #f (r-error p "no newline in line ending escape"))]
[(and gotnl (char=? nc #\newline)) #f]
[else (read-char p) (loop (or gotnl (char=? nc #\newline)) (peek-char p))]))]
[else (r-error p "invalid char escape in" what ': c)])))
(define (sub-read-x-char-escape p in-string?)
(define (rev-digits->char l)
(if (null? l)
(r-error p "\\x escape sequence is too short")
(integer->char (string->fixnum (list->string (reverse! l)) 16))))
(let loop ([c (peek-char p)] [l '()] [cc 0])
(cond [(eof-object? c)
(if in-string?
(r-error p "end of file within a string")
(rev-digits->char l))]
[(and in-string? (char=? c #\;))
(read-char p)
(rev-digits->char l)]
[(and (not in-string?) (char-delimiter? c))
(rev-digits->char l)]
[(not (char-hex-digit? c))
(r-error p "unexpected char in \\x escape sequence" c)]
[(> cc 2)
(r-error p "\\x escape sequence is too long")]
[else
(read-char p)
(loop (peek-char p) (cons c l) (+ cc 1))])))
(define (suspect-number-or-symbol-peculiar? hash? c l s)
(cond [(or hash? (char-numeric? c)) #f]
[(or (string-ci=? s "+i") (string-ci=? s "-i")) #f]
[(or (string-ci=? s "+nan.0") (string-ci=? s "-nan.0")) #f]
[(or (string-ci=? s "+inf.0") (string-ci=? s "-inf.0")) #f]
[(or (char=? c #\+) (char=? c #\-))
(cond [(null? (cdr l)) #t]
[(char=? (cadr l) #\.) (and (pair? (cddr l)) (not (char-numeric? (caddr l))))]
[else (not (char-numeric? (cadr l)))])]
[else (and (char=? c #\.) (pair? (cdr l)) (not (char-numeric? (cadr l))))]))
(define (sub-read-number-or-symbol c p)
(let loop ([c (peek-char p)] [l (list c)] [hash? (char=? c #\#)])
(cond [(or (eof-object? c) (char-delimiter? c))
(let* ([l (reverse! l)] [c (car l)] [s (list->string l)])
(if (or hash? (char-numeric? c)
(char=? c #\+) (char=? c #\-) (char=? c #\.))
(cond [(string=? s ".") dot]
[(suspect-number-or-symbol-peculiar? hash? c l s)
(if fold-case?
(string->symbol (string-foldcase s))
(string->symbol s))]
[(string->number s)]
[else (r-error p "unsupported number syntax (implementation restriction)" s)])
(if fold-case?
(string->symbol (string-foldcase s))
(string->symbol s))))]
[(char=? c #\#)
(read-char p)
(loop (peek-char p) (cons c l) #t)]
[(char-symbolic? c)
(read-char p)
(loop (peek-char p) (cons c l) hash?)]
[else (r-error p "unexpected number/symbol char" c)])))
(cond [lp (set-cdr! lp form) l] [else (r-error "unexpected dot")])
(r-error "too many forms after dot" another-form)))]
[(eq? form dot) (r-error "unexpected dot notation")]
[(reader-token? form) ; other special reader token
(r-error (string-append "unexpected token: " (reader-token-name form)))]
[(and byte? (or (not (fixnum? form)) (fx<? form 0) (fx>? form 255)))
(r-error "invalid byte inside bytevector" form)]
[(not lp) (let ([l (list form)]) (loop (sub-read) l l))]
[else (let ([nlp (list form)]) (set-cdr! lp nlp) (loop (sub-read) l nlp))])))
; body of %read
(let ([form (sub-read port)])
(let ([form (sub-read)])
(if (not (reader-token? form))
(if (null? shared) form (patch-shared form))
(r-error port "unexpected token:" (cdr form)))))
(r-error (string-append "unexpected token: " (reader-token-name form))))))))
(define read
(case-lambda

2
pre/t.scm
View file

@ -2758,7 +2758,7 @@
[help "-h" "--help" #f "Display this help"]
))
(define *skint-version* "0.4.9")
(define *skint-version* "0.6.2")
(define (implementation-version) *skint-version*)
(define (implementation-name) "SKINT")

231
s.c
View file

@ -193,9 +193,9 @@ char *s_code[] = {
":body;;;",
"P", "new-record-type",
"%2'(l1:s6:rtd://;),.2,.2c,,#0.0,&1{%2.0u?{${.3A8,@(y14:%25string-appen"
"d),@(y13:apply-to-list)[02}X5]2}.0du?{.1,.1aX4c,.1d,:0^[22}.1,.1aX4c,'"
"(s1::)c,.1d,:0^[22}.!0.0^_1[22",
"%2'(l1:s6:rtd://;),.2,.2c,,#0.0,&1{%2.0u?{${.3A8,@(y13:string-append),"
"@(y13:apply-to-list)[02}X5]2}.0du?{.1,.1aX4c,.1d,:0^[22}.1,.1aX4c,'(s1"
"::)c,.1d,:0^[22}.!0.0^_1[22",
"S", "%id-eq??",
"l3:y12:syntax-rules;n;l2:l5:y1:_;y2:id;y1:b;y2:kt;y2:kf;;l3:l3:y13:syn"
@ -358,8 +358,8 @@ char *s_code[] = {
"%1.0SfX5]1",
"P", "symbol-append",
"%!0${${.4,@(y14:symbol->string),@(y5:%25map1)[02},@(y14:%25string-appe"
"nd),@(y13:apply-to-list)[02}X5]1",
"%!0${${.4,@(y14:symbol->string),@(y5:%25map1)[02},@(y13:string-append)"
",@(y13:apply-to-list)[02}X5]1",
"P", "substring->list",
"%3n,'1,.4I-,,#0.3,.1,.6,&3{%2:0,.1I<?{.1]2}.1,.1,:2S4c,'1,.2I-,:1^[22}"
@ -411,22 +411,6 @@ char *s_code[] = {
"string->vector)[23}%x,&0{%1.0S3,'0,.2,@(y17:substring->vector)[13}%x,&"
"3{|10|21|32%%}@!(y14:string->vector)",
"P", "strings-sum-length",
"%1'0,.1,,#0.0,&1{%2.0u?{.1]2}.0aS3,.2I+,.1d,:0^[22}.!0.0^_1[12",
"P", "strings-copy-into!",
"%2'0,.2,,#0.0,.4,&2{%2.0u?{:0]2}.0d,.1a,.0S3,${.2,'0,.5,.9,:0,@(y15:su"
"bstring-copy!)[05}.0,.5I+,.3,:1^[52}.!0.0^_1[22",
"P", "%string-append",
"%!0.0,'(c ),${.4,@(y18:strings-sum-length)[01}S2,@(y18:strings-copy-in"
"to!)[12",
"S", "string-append",
"l7:y12:syntax-rules;n;l2:l1:y1:_;;s0:;;l2:l2:y1:_;y1:x;;l2:y4:%25cks;y"
"1:x;;;l2:l3:y1:_;y1:x;y1:y;;l3:y10:string-cat;y1:x;y1:y;;;l2:py1:_;y1:"
"r;;py14:%25string-append;y1:r;;;l2:y1:_;y14:%25string-append;;",
"P", "string-trim-whitespace",
"%1.0S3,'0,,#0.3,.1,&2{%2.1,.1<?{.0,:1S4C1}{f}?{.1,'1,.2+,:0^[22}.1,,#0"
".2,:1,.5,.3,&4{%1:3,.1>?{'1,.1-,:2S4C1}{f}?{'1,.1-,:0^[11}'0,:3=?{:1,."
@ -486,23 +470,6 @@ char *s_code[] = {
"vector->string)[23}%x,&0{%1.0V3,'0,.2,@(y17:subvector->string)[13}%x,&"
"3{|10|21|32%%}@!(y14:vector->string)",
"P", "vectors-sum-length",
"%1'0,.1,,#0.0,&1{%2.0u?{.1]2}.0aV3,.2I+,.1d,:0^[22}.!0.0^_1[12",
"P", "vectors-copy-into!",
"%2'0,.2,,#0.0,.4,&2{%2.0u?{:0]2}.0d,.1a,.0V3,${.2,'0,.5,.9,:0,@(y15:su"
"bvector-copy!)[05}.0,.5I+,.3,:1^[52}.!0.0^_1[22",
"P", "%vector-append",
"%!0.0,f,${.4,@(y18:vectors-sum-length)[01}V2,@(y18:vectors-copy-into!)"
"[12",
"S", "vector-append",
"l7:y12:syntax-rules;n;l2:l1:y1:_;;l2:y5:quote;v0:;;;l2:l2:y1:_;y1:x;;l"
"2:y4:%25ckv;y1:x;;;l2:l3:y1:_;y1:x;y1:y;;l3:y10:vector-cat;y1:x;y1:y;;"
";l2:py1:_;y1:r;;py14:%25vector-append;y1:r;;;l2:y1:_;y14:%25vector-app"
"end;;",
"P", "subbytevector->list",
"%3n,'1,.4I-,,#0.3,.1,.6,&3{%2:0,.1I<?{.1]2}.1,.1,:2B4c,'1,.2I-,:1^[22}"
".!0.0^_1[32",
@ -536,17 +503,6 @@ char *s_code[] = {
"(y19:subbytevector-fill!)[34}%x,&0{%2.0B3,'0,.3,.3,@(y19:subbytevector"
"-fill!)[24}%x,&3{|20|31|42%%}@!(y16:bytevector-fill!)",
"P", "%bytevectors-sum-length",
"%1'0,.1,,#0.0,&1{%2.0u?{.1]2}.0aB3,.2I+,.1d,:0^[22}.!0.0^_1[12",
"P", "%bytevectors-copy-into!",
"%2'0,.2,,#0.0,.4,&2{%2.0u?{:0]2}.0d,.1a,.0B3,${.2,'0,.5,.9,:0,@(y19:su"
"bbytevector-copy!)[05}.0,.5I+,.3,:1^[52}.!0.0^_1[22",
"P", "bytevector-append",
"%!0.0,'0,${.4,@(y23:%25bytevectors-sum-length)[01}B2,@(y23:%25bytevect"
"ors-copy-into!)[12",
"P", "subutf8->string",
"%3P51,${.2,.6,.6,.6,@(y19:write-subbytevector)[04}.0P90,.1P61.0]5",
@ -843,11 +799,6 @@ char *s_code[] = {
"%2.1,&1{%1:0,.1,@(y19:with-output-to-port)[12},.1,@(y21:call-with-outp"
"ut-file)[22",
"P", "read-line",
"%!0P51,.1u?{Pi}{.1a},t,,#0.2,.4,.2,&3{%1:2R0,.0R8,.0?{.0}{'(c%0a),.2C="
"}_1?{.0R8?{.1}{f}?{.0]2}:1P90,:1P61.0]3}'(c%0d),.1C=?{f,:0^[21}:1,.1W0"
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"P", "read-substring!",
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"]2}:3,.2I-]2}.0,.2,:2S5'1,.2I+,:1^[21}.!0.0^_1[41",
@ -884,130 +835,54 @@ char *s_code[] = {
"&0{%2.1,.1,@(y18:read-subbytevector)[22}%x,&0{%1Pi,.1,@(y18:read-subby"
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"P", "%read",
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"C", 0,
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@ -1152,9 +1027,9 @@ char *s_code[] = {
"?{.7d,${'2,.7,@(y11:string-copy)[02},.3^d,.(i12)[(i10)3}.1^?{.1^a?{'2,"
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".1^?{.1^a~}{f}?{.7d,f,.3^d,.(i12)[(i10)3}.0^,'(s14:unknown option),.6^"
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"%!1,,,,#0#1#2#3.4p?{.4a}{P11}.!0&0{%1.0ddda,.1dda,.2da,,,,#0#1#2.3?{.3"

105
t.c
View file

@ -62,8 +62,8 @@ char *t_code[] = {
"sexp-case;y3:key;y6:clause;y7:clauses;y3:...;;;;",
"C", 0,
"'0,#0.0,&1{%!0'1,:0^I+:!0.0u,.0?{.0}{.1aY0~}_1?{'(i10),:0^X6,'(s1:#)S6"
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@ -77,7 +77,7 @@ char *t_code[] = {
"%1.0u?{n]1}.0du?{.0a]1}${.2d,@(y7:append*)[01},.1aL6]1",
"P", "string-append*",
"%1.0,@(y14:%25string-append),@(y13:apply-to-list)[12",
"%1.0,@(y13:string-append),@(y13:apply-to-list)[12",
"P", "list1?",
"%1.0p?{.0du]1}f]1",
@ -108,7 +108,7 @@ char *t_code[] = {
"%2${.3,.3,f,@(y12:error-object)[03},@(y5:raise)[21",
"P", "warning*",
"%2Pe,.2,.2,'(s9:Warning: )S6,@(y19:print-error-message)[23",
"%2Pe,.2,.2,'(s9:Warning: ),Sa2,@(y19:print-error-message)[23",
"P", "idslist?",
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@ -225,7 +225,7 @@ char *t_code[] = {
"0^_1[11",
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"%!1.0,.2,'(s13:transformer: ),Sa2,@(y6:error*)[22",
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@ -465,23 +465,23 @@ char *t_code[] = {
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"2:y8:<number>;y1:*;),.4,@(y12:check-syntax)[03}.0da,.1aL2]1}]2}${'(y13"
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"]2}${'(y1:+),.3,.5[02}?{&0{%1${'(s23:invalid + template args),'(l2:y8:"
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@ -760,10 +760,10 @@ char *t_code[] = {
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"P", "c-error",
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@ -988,7 +988,7 @@ char *t_code[] = {
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"%2${.2,@(y14:path-relative?)[01}?{${.3,@(y19:base-path-separator)[01}?"
"{.0,.2S6]2}.0,Zs,S11,.3,@(y14:%25string-append)[23}.0]2",
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"C", 0,
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@ -1034,16 +1034,16 @@ char *t_code[] = {
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@ -1060,12 +1060,12 @@ char *t_code[] = {
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"P", "append-library-path!",
"%1#0${.2^,@(y19:base-path-separator)[01}~?{Zs,S11,.1^S6.!0}.0^,l1,@(y1"
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"P", "prepend-library-path!",
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@ -1573,12 +1573,12 @@ char *t_code[] = {
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"v?{'(c%09),.2^v?{.2^R8~}{f}}{f}?{.2^,l1,:5R0,,#0:5,.1,:3,.(i10),:4,:0,"
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"P", "run-fasl",
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@ -1691,17 +1691,16 @@ char *t_code[] = {
"(i11),&5{%0:4,&1{%!0.0,&1{%0:0,@(y6:values),@(y13:apply-to-list)[02},:"
"0[11},:0,:1,:2,:3,&4{%0${:1,:2,:3,@(y9:repl-read)[03},,#0:0,:3,:2,:1,."
"4,&5{%1.0R8~?{:2?{${.2,'(l2:y7:unquote;y1:*;),@(y11:sexp-match?)[02}}{"
"f}?{${:1,${:3,@(y9:read-line)[01},.4da,@(y17:repl-exec-command)[03}}{$"
"{:1,:4,.4,@(y22:repl-evaluate-top-form)[03}}${:1,:2,:3,@(y9:repl-read)"
"[03},:0^[11}]1}.!0.0^_1[01},@(y16:call-with-values)[02},.(i11),.(i11),"
".(i11),.(i11),.(i11),.8,&6{%1${k0,.0,${.6,:1,:2,:3,:4,:5,&6{%0:5,${.2,"
"@(y13:error-object?)[01}?{Pe,.0,${.4,@(y20:error-object-message)[01}W4"
".0W6${${.5,@(y22:error-object-irritants)[01},.3,&1{%1:0,.1W5:0W6]1},@("
"y10:%25for-each1)[02}_1${:4^,@(y23:set-current-file-stack!)[01}:1?{:0,"
":1,:2,:3,@(y14:repl-from-port)[14}]1}Pe,.0,'(s14:Unknown error:)W4.0W6"
".0,.2W5.0W6_1${:4^,@(y23:set-current-file-stack!)[01}:1?{:0,:1,:2,:3,@"
"(y14:repl-from-port)[14}]1},:0[01}_1_3}[10},@(y22:with-exception-handl"
"er)[02}_1_3}[50",
"f}?{${:1,:3R6,.4da,@(y17:repl-exec-command)[03}}{${:1,:4,.4,@(y22:repl"
"-evaluate-top-form)[03}}${:1,:2,:3,@(y9:repl-read)[03},:0^[11}]1}.!0.0"
"^_1[01},@(y16:call-with-values)[02},.(i11),.(i11),.(i11),.(i11),.(i11)"
",.8,&6{%1${k0,.0,${.6,:1,:2,:3,:4,:5,&6{%0:5,${.2,@(y13:error-object?)"
"[01}?{Pe,.0,${.4,@(y20:error-object-message)[01}W4.0W6${${.5,@(y22:err"
"or-object-irritants)[01},.3,&1{%1:0,.1W5:0W6]1},@(y10:%25for-each1)[02"
"}_1${:4^,@(y23:set-current-file-stack!)[01}:1?{:0,:1,:2,:3,@(y14:repl-"
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"(y23:set-current-file-stack!)[01}:1?{:0,:1,:2,:3,@(y14:repl-from-port)"
"[14}]1},:0[01}_1_3}[10},@(y22:with-exception-handler)[02}_1_3}[50",
"P", "run-benchmark",
"%2,,#0#1${.4,@(y15:open-input-file)[01}.!0Po.!1${${.4^,@(y14:read-code"
@ -1737,7 +1736,7 @@ char *t_code[] = {
"kint-options*)",
"C", 0,
"'(s5:0.4.9)@!(y15:*skint-version*)",
"'(s5:0.6.2)@!(y15:*skint-version*)",
"P", "implementation-version",
"%0@(y15:*skint-version*)]0",