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author | jilles <jilles@FreeBSD.org> | 2012-12-12 22:01:10 +0000 |
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committer | jilles <jilles@FreeBSD.org> | 2012-12-12 22:01:10 +0000 |
commit | e5dd01ef24d5055696b9f61ddc0ad5e9dd3e6884 (patch) | |
tree | 62b574be073036de48cb7bc28e7e4aa2b57e010d /bin/sh/output.c | |
parent | bde43ee183f5f6d6eeb4949510346a87bf3cb414 (diff) | |
download | FreeBSD-src-e5dd01ef24d5055696b9f61ddc0ad5e9dd3e6884.zip FreeBSD-src-e5dd01ef24d5055696b9f61ddc0ad5e9dd3e6884.tar.gz |
sh: Detect and flag write errors on stdout in builtins.
If there is a write error on stdout, a message will be printed (to stderr)
and the exit status will be changed to 2 if it would have been 0 or 1.
PR: bin/158206
Diffstat (limited to 'bin/sh/output.c')
-rw-r--r-- | bin/sh/output.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/bin/sh/output.c b/bin/sh/output.c index b4dab51..d26adce 100644 --- a/bin/sh/output.c +++ b/bin/sh/output.c @@ -239,6 +239,20 @@ freestdout(void) } +int +outiserror(struct output *file) +{ + return (file->flags & OUTPUT_ERR); +} + + +void +outclearerror(struct output *file) +{ + file->flags &= ~OUTPUT_ERR; +} + + void outfmt(struct output *file, const char *fmt, ...) { |