From 428cf9c206beee3407ea3c5480b00f4cfbea95f5 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Thu, 5 Oct 2023 12:56:36 -0400 Subject: bfstd: Add a thread-safe wrapper for strerror() --- src/bfstd.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'src/bfstd.h') diff --git a/src/bfstd.h b/src/bfstd.h index fb77399..abde24e 100644 --- a/src/bfstd.h +++ b/src/bfstd.h @@ -166,6 +166,17 @@ char *xstpecpy(char *dest, char *end, const char *src); */ char *xstpencpy(char *dest, char *end, const char *src, size_t n); +/** + * Thread-safe strerror(). + * + * @param errnum + * An error number. + * @return + * A string describing that error, which remains valid until the next + * xstrerror() call in the same thread. + */ +const char *xstrerror(int errnum); + /** * Format a mode like ls -l (e.g. -rw-r--r--). * -- cgit v1.2.3