mirror of
https://github.com/Ponce/slackbuilds
synced 2024-12-02 13:04:42 +01:00
125 lines
3.6 KiB
Diff
125 lines
3.6 KiB
Diff
From b02c4d452a7942d4be3c69e6f98dafd35a2e4e78 Mon Sep 17 00:00:00 2001
|
|
From: FRIGN <dev@frign.de>
|
|
Date: Sun, 14 Feb 2016 02:13:54 +0100
|
|
Subject: [PATCH 4/7] Use argv0 instead of passing "slock:" to die every time
|
|
|
|
---
|
|
slock.c | 28 ++++++++++++++++------------
|
|
1 file changed, 16 insertions(+), 12 deletions(-)
|
|
|
|
diff --git a/slock.c b/slock.c
|
|
index 4531f95..a0ffed0 100644
|
|
--- a/slock.c
|
|
+++ b/slock.c
|
|
@@ -46,6 +46,7 @@ static Bool failure = False;
|
|
static Bool rr;
|
|
static int rrevbase;
|
|
static int rrerrbase;
|
|
+static char *argv0;
|
|
|
|
static void
|
|
die(const char *errstr, ...)
|
|
@@ -53,6 +54,7 @@ die(const char *errstr, ...)
|
|
va_list ap;
|
|
|
|
va_start(ap, errstr);
|
|
+ fprintf(stderr, "%s: ", argv0);
|
|
vfprintf(stderr, errstr, ap);
|
|
va_end(ap);
|
|
exit(1);
|
|
@@ -88,9 +90,9 @@ getpw(void)
|
|
errno = 0;
|
|
if (!(pw = getpwuid(getuid()))) {
|
|
if (errno)
|
|
- die("slock: getpwuid: %s\n", strerror(errno));
|
|
+ die("getpwuid: %s\n", strerror(errno));
|
|
else
|
|
- die("slock: cannot retrieve password entry\n");
|
|
+ die("cannot retrieve password entry\n");
|
|
}
|
|
rval = pw->pw_passwd;
|
|
|
|
@@ -98,7 +100,7 @@ getpw(void)
|
|
if (rval[0] == 'x' && rval[1] == '\0') {
|
|
struct spwd *sp;
|
|
if (!(sp = getspnam(getenv("USER"))))
|
|
- die("slock: cannot retrieve shadow entry (make sure to suid or sgid slock)\n");
|
|
+ die("cannot retrieve shadow entry (make sure to suid or sgid slock)\n");
|
|
rval = sp->sp_pwdp;
|
|
}
|
|
#endif
|
|
@@ -106,7 +108,7 @@ getpw(void)
|
|
/* drop privileges */
|
|
if (geteuid() == 0 &&
|
|
((getegid() != pw->pw_gid && setgid(pw->pw_gid) < 0) || setuid(pw->pw_uid) < 0))
|
|
- die("slock: cannot drop privileges\n");
|
|
+ die("cannot drop privileges\n");
|
|
return rval;
|
|
}
|
|
#endif
|
|
@@ -254,7 +256,7 @@ lockscreen(Display *dpy, int screen)
|
|
usleep(1000);
|
|
}
|
|
if (!len) {
|
|
- fprintf(stderr, "slock: unable to grab mouse pointer for screen %d\n", screen);
|
|
+ fprintf(stderr, "unable to grab mouse pointer for screen %d\n", screen);
|
|
} else {
|
|
for (len = 1000; len; len--) {
|
|
if (XGrabKeyboard(dpy, lock->root, True, GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess) {
|
|
@@ -264,7 +266,7 @@ lockscreen(Display *dpy, int screen)
|
|
}
|
|
usleep(1000);
|
|
}
|
|
- fprintf(stderr, "slock: unable to grab keyboard for screen %d\n", screen);
|
|
+ fprintf(stderr, "unable to grab keyboard for screen %d\n", screen);
|
|
}
|
|
/* grabbing one of the inputs failed */
|
|
running = 0;
|
|
@@ -281,24 +283,26 @@ main(int argc, char **argv)
|
|
Display *dpy;
|
|
int screen;
|
|
|
|
+ argv0 = argv[0], argc--, argv++;
|
|
+
|
|
#ifdef __linux__
|
|
dontkillme();
|
|
#endif
|
|
|
|
if (!getpwuid(getuid()))
|
|
- die("slock: no passwd entry for you\n");
|
|
+ die("no passwd entry for you\n");
|
|
|
|
#ifndef HAVE_BSD_AUTH
|
|
pws = getpw();
|
|
#endif
|
|
|
|
if (!(dpy = XOpenDisplay(0)))
|
|
- die("slock: cannot open display\n");
|
|
+ die("cannot open display\n");
|
|
rr = XRRQueryExtension(dpy, &rrevbase, &rrerrbase);
|
|
/* Get the number of screens in display "dpy" and blank them all. */
|
|
nscreens = ScreenCount(dpy);
|
|
if (!(locks = malloc(sizeof(Lock*) * nscreens)))
|
|
- die("slock: malloc: %s\n", strerror(errno));
|
|
+ die("Out of memory.\n");
|
|
int nlocks = 0;
|
|
for (screen = 0; screen < nscreens; screen++) {
|
|
if ((locks[screen] = lockscreen(dpy, screen)) != NULL)
|
|
@@ -313,11 +317,11 @@ main(int argc, char **argv)
|
|
return 1;
|
|
}
|
|
|
|
- if (argc >= 2 && fork() == 0) {
|
|
+ if (argc >= 1 && fork() == 0) {
|
|
if (dpy)
|
|
close(ConnectionNumber(dpy));
|
|
- execvp(argv[1], argv+1);
|
|
- die("slock: execvp %s failed: %s\n", argv[1], strerror(errno));
|
|
+ execvp(argv[0], argv);
|
|
+ die("execvp %s failed: %s\n", argv[0], strerror(errno));
|
|
}
|
|
|
|
/* Everything is now blank. Now wait for the correct password. */
|
|
--
|
|
2.9.2
|
|
|