pineapple-src/externals/libressl/include/compat/err.h
2022-04-24 22:29:35 +02:00

95 lines
1.4 KiB
C
Executable file

/*
* Public domain
* err.h compatibility shim
*/
#ifdef HAVE_ERR_H
#include_next <err.h>
#else
#ifndef LIBCRYPTOCOMPAT_ERR_H
#define LIBCRYPTOCOMPAT_ERR_H
#include <errno.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#if defined(_MSC_VER)
__declspec(noreturn)
#else
__attribute__((noreturn))
#endif
static inline void
err(int eval, const char *fmt, ...)
{
int sverrno = errno;
va_list ap;
va_start(ap, fmt);
if (fmt != NULL) {
vfprintf(stderr, fmt, ap);
fprintf(stderr, ": ");
}
va_end(ap);
fprintf(stderr, "%s\n", strerror(sverrno));
exit(eval);
}
#if defined(_MSC_VER)
__declspec(noreturn)
#else
__attribute__((noreturn))
#endif
static inline void
errx(int eval, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
if (fmt != NULL)
vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
exit(eval);
}
static inline void
warn(const char *fmt, ...)
{
int sverrno = errno;
va_list ap;
va_start(ap, fmt);
if (fmt != NULL) {
vfprintf(stderr, fmt, ap);
fprintf(stderr, ": ");
}
va_end(ap);
fprintf(stderr, "%s\n", strerror(sverrno));
}
static inline void
vwarnx(const char *fmt, va_list args)
{
if (fmt != NULL)
vfprintf(stderr, fmt, args);
fprintf(stderr, "\n");
}
static inline void
warnx(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarnx(fmt, ap);
va_end(ap);
}
#endif
#endif