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added proper warn/warnx/err/errx

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This commit is contained in:
Erik Ekman
2009-01-25 19:34:33 +00:00
committed by Erik Ekman
parent adc80adff7
commit b43e97aeb0
3 changed files with 49 additions and 7 deletions
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44
src/common.c
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@@ -222,5 +222,49 @@ inet_aton(const char *cp, struct in_addr *inp)
inp->s_addr = inet_addr(cp);
return inp->s_addr != INADDR_ANY;
}
void
warn(const char *fmt, ...)
{
va_list list;
va_start(list, fmt);
if (fmt) fprintf(stderr, fmt, list);
fprintf(stderr, "%s\n", strerror(errno));
va_end(list);
}
void
warnx(const char *fmt, ...)
{
va_list list;
va_start(list, fmt);
if (fmt) fprintf(stderr, fmt, list);
fprintf(stderr, "\n");
va_end(list);
}
void
err(int eval, const char *fmt, ...)
{
va_list list;
va_start(list, fmt);
warn(fmt, list);
va_end(list);
exit(eval);
}
void
errx(int eval, const char *fmt, ...)
{
va_list list;
va_start(list, fmt);
warnx(fmt, list);
va_end(list);
exit(eval);
}
#endif