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Implement sendmail semantics for setproctitle()

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Prefix the title with "progname: ", and skip it if the format string
starts with '-' (which gets skipped on output too).
This commit is contained in:
Guillem Jover 2012-11-27 14:24:13 +01:00
parent 35785f8dd1
commit c984dacd65
1 changed files with 11 additions and 1 deletions
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12
src/setproctitle.c
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@ -203,8 +203,18 @@ setproctitle(const char *fmt, ...)
return;
if (fmt) {
if (fmt[0] == '-') {
/* Skip program name prefix. */
fmt++;
len = 0;
} else {
/* Print program name heading for grep. */
snprintf(buf, sizeof(buf), "%s: ", getprogname());
len = strlen(buf);
}
va_start(ap, fmt);
len = vsnprintf(buf, sizeof(buf), fmt, ap);
len += vsnprintf(buf + len, sizeof(buf) - len, fmt, ap);
va_end(ap);
} else {
len = snprintf(buf, sizeof(buf), "%s", SPT.arg0);