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| author | Konstantin Belousov <kib@FreeBSD.org> | 2024-04-23 17:15:22 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2024-04-23 19:44:07 +0000 |
| commit | aa66995b4c804cbb579f71645d97fe282a798bfc (patch) | |
| tree | fd4ad5b29cc10ec42a2493903342ab5404ebb84c /lib/libc | |
| parent | bac9d7e8f2931149815c3d5a9ab69594bbdffde6 (diff) | |
| download | src-aa66995b4c804cbb579f71645d97fe282a798bfc.tar.gz src-aa66995b4c804cbb579f71645d97fe282a798bfc.zip | |
libc printf_render_errno(): do not use strerror()
Reviewed by: imp
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D44916
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/stdio/xprintf_errno.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/libc/stdio/xprintf_errno.c b/lib/libc/stdio/xprintf_errno.c index c63a7afd35e0..f1e5421f60c8 100644 --- a/lib/libc/stdio/xprintf_errno.c +++ b/lib/libc/stdio/xprintf_errno.c @@ -27,6 +27,7 @@ */ #include <namespace.h> +#include <limits.h> #include <stdio.h> #include <string.h> #include <stdlib.h> @@ -53,13 +54,13 @@ __printf_render_errno(struct __printf_io *io, const struct printf_info *pi { int ret, error; char buf[64]; - const char *p; + char errnomsg[NL_TEXTMAX]; ret = 0; error = *((const int *)arg[0]); if (error >= 0 && error < __hidden_sys_nerr) { - p = strerror(error); - return (__printf_out(io, pi, p, strlen(p))); + strerror_r(error, errnomsg, sizeof(errnomsg)); + return (__printf_out(io, pi, errnomsg, strlen(errnomsg))); } sprintf(buf, "errno=%d/0x%x", error, error); ret += __printf_out(io, pi, buf, strlen(buf)); |