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replace err.h macros with inline functions

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Passing NULL for the format is just easier with a function.
This commit is contained in:
Brent Cook 2016-01-03 19:05:05 -06:00
parent cf86bf8581
commit 07e541cc2e
1 changed files with 54 additions and 8 deletions
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62
include/compat/err.h
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@ -13,20 +13,66 @@
#define LIBCRYPTOCOMPAT_ERR_H
#include <errno.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define err(exitcode, format, ...) \
errx(exitcode, format ": %s", ## __VA_ARGS__, strerror(errno))
static inline void
err(int eval, const char *fmt, ...)
{
int sverrno = errno;
va_list ap;
#define errx(exitcode, format, ...) \
do { warnx(format, ## __VA_ARGS__); exit(exitcode); } while (0)
va_start(ap, fmt);
if (fmt != NULL) {
vfprintf(stderr, fmt, ap);
fprintf(stderr, ": ");
}
fprintf(stderr, "%s\n", strerror(sverrno));
exit(eval);
va_end(ap);
}
#define warn(format, ...) \
warnx(format ": %s", ## __VA_ARGS__, strerror(errno))
static inline void
errx(int eval, const char *fmt, ...)
{
va_list ap;
#define warnx(format, ...) \
fprintf(stderr, format "\n", ## __VA_ARGS__)
va_start(ap, fmt);
if (fmt != NULL)
vfprintf(stderr, fmt, ap);
fprintf(stderr, "\n");
exit(eval);
va_end(ap);
}
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, ": ");
}
fprintf(stderr, "%s\n", strerror(sverrno));
va_end(ap);
}
static inline void
warnx(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
if (fmt != NULL)
vfprintf(stderr, fmt, ap);
fprintf(stderr, "\n");
va_end(ap);
}
#endif