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| author | Rich Felker <dalias@aerifal.cx> | 2019-06-25 17:47:12 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2019-06-25 17:47:12 -0400 |
| commit | 95dfa3dd12108f42b23a1083e7b32266246a3590 (patch) | |
| tree | c67a8bdd122491008d5b84d1037d941c033c39e6 | |
| parent | do not use _Noreturn for a function pointer in dynamic linker (diff) | |
| download | grovel-95dfa3dd12108f42b23a1083e7b32266246a3590.tar.gz grovel-95dfa3dd12108f42b23a1083e7b32266246a3590.tar.xz | |
allow fmemopen with zero size
previously, POSIX erroneously required this to fail with EINVAL
despite the traditional glibc implementation, on which the POSIX
interface was based, allowing it. the resolution of Austin Group issue
818 removes the requirement to fail.
| -rw-r--r-- | src/stdio/fmemopen.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/stdio/fmemopen.c b/src/stdio/fmemopen.c index 82413b2d..5685092e 100644 --- a/src/stdio/fmemopen.c +++ b/src/stdio/fmemopen.c @@ -83,7 +83,7 @@ FILE *fmemopen(void *restrict buf, size_t size, const char *restrict mode) struct mem_FILE *f; int plus = !!strchr(mode, '+'); - if (!size || !strchr("rwa", *mode)) { + if (!strchr("rwa", *mode)) { errno = EINVAL; return 0; } |