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| author | Jim Meyering <jim@meyering.net> | 2003-09-23 08:01:26 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 2003-09-23 08:01:26 +0000 |
| commit | 46369400c745f255663923b123853436bc94b105 (patch) | |
| tree | 431f1e194a035ffa498074ad194f7763c13eee6d | |
| parent | bac3a335c9f6b8bdc8d05daffe183facca961dd6 (diff) | |
| download | coreutils-46369400c745f255663923b123853436bc94b105.tar.xz | |
(unexpand): Save errno after input error, to report proper errno value.
| -rw-r--r-- | src/unexpand.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/unexpand.c b/src/unexpand.c index 8ba563a52..ab0b8fb15 100644 --- a/src/unexpand.c +++ b/src/unexpand.c @@ -235,6 +235,7 @@ unexpand (void) int next_tab_column; /* Column the next tab stop is on. */ int convert = 1; /* If nonzero, perform translations. */ unsigned int pending = 0; /* Pending columns of blanks. */ + int saved_errno; fp = next_file ((FILE *) NULL); if (fp == NULL) @@ -246,6 +247,7 @@ unexpand (void) for (;;) { c = getc (fp); + saved_errno = errno; if (c == ' ' && convert && column < TAB_STOP_SENTINEL) { @@ -325,6 +327,7 @@ unexpand (void) if (c == EOF) { + errno = saved_errno; fp = next_file (fp); if (fp == NULL) break; /* No more files. */ |