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/*
*
* Common things for all utilities
*
* Jan Kara <jack@suse.cz> - sponsored by SuSE CR
*
* Jani Jaakkola <jjaakkol@cs.helsinki.fi> - syslog support
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <syslog.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "pot.h"
#include "common.h"
static int enable_syslog=0;
void use_syslog(void)
{
openlog(progname,0,LOG_DAEMON);
enable_syslog=1;
}
static void do_syslog(int level, const char *format, va_list args)
{
char buf[1024];
int i, j;
vsnprintf(buf,sizeof(buf),format,args);
/* This while removes newlines from the log, so that
* syslog() will be called once for every line */
for (i = 0; buf[i]; i = j) {
for (j = i; buf[j] && buf[j] != '\n'; j++);
if (buf[j] == '\n')
buf[j++] = '\0';
syslog(level, "%s", buf + i);
}
}
void die(int ret, char *fmtstr, ...)
{
va_list args;
va_start(args, fmtstr);
if (enable_syslog) {
do_syslog(LOG_CRIT, fmtstr, args);
syslog(LOG_CRIT, "Exiting with status %d", ret);
} else {
fprintf(stderr, "%s: ", progname);
vfprintf(stderr, fmtstr, args);
}
va_end(args);
exit(ret);
}
void errstr(char *fmtstr, ...)
{
va_list args;
va_start(args, fmtstr);
if (enable_syslog)
do_syslog(LOG_ERR, fmtstr, args);
else {
fprintf(stderr, "%s: ", progname);
vfprintf(stderr, fmtstr, args);
}
va_end(args);
}
void *smalloc(size_t size)
{
void *ret = malloc(size);
if (!ret) {
fputs("Not enough memory.\n", stderr);
exit(3);
}
return ret;
}
void *srealloc(void *ptr, size_t size)
{
void *ret = realloc(ptr, size);
if (!ret) {
fputs("Not enough memory.\n", stderr);
exit(3);
}
return ret;
}
void sstrncpy(char *d, const char *s, size_t len)
{
strncpy(d, s, len);
d[len - 1] = 0;
}
void sstrncat(char *d, const char *s, size_t len)
{
strncat(d, s, len);
d[len - 1] = 0;
}
char *sstrdup(const char *s)
{
char *r = strdup(s);
if (!r) {
puts("Not enough memory.");
exit(3);
}
return r;
}
void version(void)
{
printf(_("Quota utilities version %s.\n"), QUOTA_VERSION);
printf(_("Compiled with:%s\n"), COMPILE_OPTS);
printf(_("Bugs to %s\n"), MY_EMAIL);
}
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