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Make perr() variadic and add perrx() to use in cases where

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errno is irrelevant.  Some code duplication can be reduced
if perr() is variadic and perrx() is available.
This commit is contained in:
Yaroslav Tykhiy 2007-06-15 10:10:40 +00:00
parent db062bd2e6
commit 287303f0ea
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=170767
1 changed files with 30 additions and 4 deletions
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34
libexec/atrun/atrun.c
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@ -41,6 +41,7 @@ static const char rcsid[] =
#include <grp.h>
#include <pwd.h>
#include <signal.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
@ -88,7 +89,8 @@ static const char rcsid[] =
static int debug = 0;
void perr(const char *a);
void perr(const char *fmt, ...);
void perrx(const char *fmt, ...);
static void usage(void);
/* Local functions */
@ -384,14 +386,38 @@ run_file(const char *filename, uid_t uid, gid_t gid)
/* Needed in gloadavg.c */
void
perr(const char *a)
perr(const char *fmt, ...)
{
const char * const fmtadd = ": %m";
char nfmt[strlen(fmt) + strlen(fmtadd) + 1];
va_list ap;
va_start(ap, fmt);
if (debug)
{
warn("%s", a);
vwarn(fmt, ap);
}
else
syslog(LOG_ERR, "%s: %m", a);
{
snprintf(nfmt, sizeof(nfmt), "%s%s", fmt, fmtadd);
vsyslog(LOG_ERR, nfmt, ap);
}
va_end(ap);
exit(EXIT_FAILURE);
}
void
perrx(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
if (debug)
vwarnx(fmt, ap);
else
vsyslog(LOG_ERR, fmt, ap);
va_end(ap);
exit(EXIT_FAILURE);
}