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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-03-28 09:24:15 -0400
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-03-29 10:12:41 -0400
commit8333c77edf8fd1654cd96f3f6ee0f078dd64b58b (patch)
tree135da27f10763e512868c34155891864877f6622 /src/shared/fileio.c
parent0db809489fd88a320ae1023ffe36a9965e9a91b2 (diff)
Always use errno > 0 to help gcc
gcc thinks that errno might be negative, and functions could return something positive on error (-errno). Should not matter in practice, but makes an -O4 build much quieter.
Diffstat (limited to 'src/shared/fileio.c')
-rw-r--r--src/shared/fileio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/shared/fileio.c b/src/shared/fileio.c
index 0eca4416f8..1c7d485130 100644
--- a/src/shared/fileio.c
+++ b/src/shared/fileio.c
@@ -364,7 +364,7 @@ int write_env_file(const char *fname, char **l) {
fflush(f);
if (ferror(f)) {
- if (errno != 0)
+ if (errno > 0)
r = -errno;
else
r = -EIO;