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#164: added command history

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This commit is contained in:
Louis Rubet 2017-06-22 21:34:04 +02:00
parent ee8d007c71
commit 5033746821
3 changed files with 28 additions and 13 deletions
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27
MANUAL.md
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@ -61,14 +61,14 @@ rpn>
``` ```
rpn> rpn>
Display all 140 possibilities? (y or n) Display all 142 possibilities? (y or n)
nop test sci inv dec mod fp c->r <= same dup over sub next while vars sneg cos ln exp2 nop test neg sq %CH ip arg sci < not rot rolld pos for unti purge sto/ asin e log2 tanh
? version + ^ hex fact min r->c != swap dup2 ->str if step whil clusr sinv acos exp sinh ? version * sqr mod fp c->r prec <= same dup over sub next while vars sneg cos ln alog2 atanh
h uname - pow prec mant max p->r == drop dupn str-> then ift repeat edit eval tan log10 asinh h uname / abs fact min r->c round != swap dup2 ->str if step whil clusr sinv acos log exp2
help type chs sqrt round xpon re r->p and drop2 pick chr else ifte repea sto+ -> atan alog10 cosh help history inv dec mant max p->r default == drop dupn str-> then ift repeat edit eval tan exp sinh
q default neg sq sign floor im > or dropn depth num end do sto sto- pi d->r exp10 acosh q + ^ hex xpon re r->p type and drop2 pick chr else ifte repea sto+ -> atan log10 asinh
quit std * sqr % ceil conj >= xor erase roll size start until rcl sto* sin r->d log2 tanh quit - pow sign floor im std > or dropn depth num end do sto sto- pi d->r alog10 cosh
exit fix / abs %CH ip arg < not rot rolld pos for unti purge sto/ asin e alog2 atanh exit chs sqrt % ceil conj fix >= xor erase roll size start until rcl sto* sin r->d exp10 acosh
``` ```
## keywords ## keywords
@ -77,11 +77,12 @@ exit fix / abs %CH ip arg < not
|keyword|description| |keyword|description|
|-|-| |-|-|
|nop | no operation | |nop | no operation
|help | (or h or ?) this help message |help | (or h or ?) this help message
|quit | (or q or exit) quit software |quit | (or q or exit) quit software
|version | show rpn version |version | show rpn version
|uname | show rpn complete identification string |uname | show rpn complete identification string
|history| see commands history
### usual operations - real and complex ### usual operations - real and complex

1
src/program.cpp
View file

@ -18,6 +18,7 @@ program::keyword_t program::s_keywords[] =
{ cmd_keyword, "test", &program::test, "" }, //not seen by user { cmd_keyword, "test", &program::test, "" }, //not seen by user
{ cmd_keyword, "version", &program::rpn_version, "show rpn version" }, { cmd_keyword, "version", &program::rpn_version, "show rpn version" },
{ cmd_keyword, "uname", &program::rpn_uname, "show rpn complete identification string" }, { cmd_keyword, "uname", &program::rpn_uname, "show rpn complete identification string" },
{ cmd_keyword, "history", &program::rpn_history, "see commands history" },
//USUAL OPERATIONS ON REALS AND COMPLEXEXE //USUAL OPERATIONS ON REALS AND COMPLEXEXE
{ cmd_undef, "", NULL, "\nUSUAL OPERATIONS ON REALS AND COMPLEXES"}, { cmd_undef, "", NULL, "\nUSUAL OPERATIONS ON REALS AND COMPLEXES"},

13
src/rpn-general.hpp
View file

@ -130,6 +130,19 @@ void rpn_uname()
str->set(uname, naked_entry_len); str->set(uname, naked_entry_len);
} }
void rpn_history()
{
//see command history on stdout
int index = 0;
char* line = linenoiseHistoryLine(index);
while(line != NULL)
{
cout<<line<<endl;
free(line);
line = linenoiseHistoryLine(++index);
}
}
void type() void type()
{ {
MIN_ARGUMENTS(1); MIN_ARGUMENTS(1);