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0afa8e065e
git-subtree-dir: contrib/libfido2 git-subtree-mainline:d586c978b9git-subtree-split:a58dee945a
86 lines
1.3 KiB
C
86 lines
1.3 KiB
C
/*
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* Public domain
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* err.h compatibility shim
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*/
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#ifndef _COMPAT_ERR_H
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#define _COMPAT_ERR_H
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#if !defined(HAVE_ERR_H)
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#include <errno.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#if defined(_MSC_VER)
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__declspec(noreturn)
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#else
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__attribute__((noreturn))
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#endif
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static inline void
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err(int eval, const char *fmt, ...)
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{
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int sverrno = errno;
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va_list ap;
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va_start(ap, fmt);
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if (fmt != NULL) {
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, ": ");
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}
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va_end(ap);
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fprintf(stderr, "%s\n", strerror(sverrno));
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exit(eval);
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}
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#if defined(_MSC_VER)
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__declspec(noreturn)
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#else
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__attribute__((noreturn))
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#endif
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static inline void
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errx(int eval, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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if (fmt != NULL)
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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fprintf(stderr, "\n");
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exit(eval);
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}
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static inline void
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warn(const char *fmt, ...)
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{
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int sverrno = errno;
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va_list ap;
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va_start(ap, fmt);
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if (fmt != NULL) {
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, ": ");
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}
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va_end(ap);
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fprintf(stderr, "%s\n", strerror(sverrno));
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}
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static inline void
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warnx(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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if (fmt != NULL)
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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fprintf(stderr, "\n");
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}
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#endif /* !defined(HAVE_ERR_H) */
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#endif /* _COMPAT_ERR_H */
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