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author | ps <ps@FreeBSD.org> | 2000-08-01 06:37:09 +0000 |
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committer | ps <ps@FreeBSD.org> | 2000-08-01 06:37:09 +0000 |
commit | 4b4777407a50f3cf96be2addda75d92b862a174b (patch) | |
tree | b86ecf35aab4f1fca464b0efa495aa70ce177072 /lib/libc/gen/setproctitle.c | |
parent | 7bbd9bfadc01786cc3d3a7964628d21e02528e48 (diff) | |
download | FreeBSD-src-4b4777407a50f3cf96be2addda75d92b862a174b.zip FreeBSD-src-4b4777407a50f3cf96be2addda75d92b862a174b.tar.gz |
If the format string passed to setproctitle begins with a '-'
character, skip the program name when setting the process title.
Ansified with extreme prejudice.
Reviewed by: peter
Diffstat (limited to 'lib/libc/gen/setproctitle.c')
-rw-r--r-- | lib/libc/gen/setproctitle.c | 33 |
1 files changed, 9 insertions, 24 deletions
diff --git a/lib/libc/gen/setproctitle.c b/lib/libc/gen/setproctitle.c index 37b9fab..d0f224b 100644 --- a/lib/libc/gen/setproctitle.c +++ b/lib/libc/gen/setproctitle.c @@ -49,24 +49,13 @@ struct old_ps_strings { #define OLD_PS_STRINGS ((struct old_ps_strings *) \ (USRSTACK - SPARE_USRSPACE - sizeof(struct old_ps_strings))) -#if defined(__STDC__) /* from other parts of sendmail */ #include <stdarg.h> -#else -#include <varargs.h> -#endif - #define SPT_BUFSIZE 2048 /* from other parts of sendmail */ extern char * __progname; /* is this defined in a .h anywhere? */ void -#if defined(__STDC__) setproctitle(const char *fmt, ...) -#else -setproctitle(fmt, va_alist) - const char *fmt; - va_dcl -#endif { static struct ps_strings *ps_strings; static char buf[SPT_BUFSIZE]; @@ -81,24 +70,20 @@ setproctitle(fmt, va_alist) unsigned long ul_ps_strings; int oid[4]; -#if defined(__STDC__) va_start(ap, fmt); -#else - va_start(ap); -#endif if (fmt) { buf[sizeof(buf) - 1] = '\0'; - /* print program name heading for grep */ - (void) snprintf(buf, sizeof(buf), "%s: ", __progname); - - /* - * can't use return from sprintf, as that is the count of how - * much it wanted to write, not how much it actually did. - */ - - len = strlen(buf); + if (fmt[0] == '-') { + /* skip program name prefix */ + fmt++; + len = 0; + } else { + /* print program name heading for grep */ + (void) snprintf(buf, sizeof(buf), "%s: ", __progname); + len = strlen(buf); + } /* print the argument string */ (void) vsnprintf(buf + len, sizeof(buf) - len, fmt, ap); |