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| author | Rich Felker <dalias@aerifal.cx> | 2011-04-02 13:55:54 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-04-02 13:55:54 -0400 |
| commit | 8de03e1a90e60f62806c488cfa4985f99e869f87 (patch) | |
| tree | e139eb856b577b4e8f997e02dbcdf0de245d32fc | |
| parent | 9a909fcd915c65628931dcf6e7b34f261e39e3a3 (diff) | |
| download | musl-8de03e1a90e60f62806c488cfa4985f99e869f87.tar.gz musl-8de03e1a90e60f62806c488cfa4985f99e869f87.tar.xz musl-8de03e1a90e60f62806c488cfa4985f99e869f87.zip | |
don't disable seeking after first seek failure
this could cause problems if the application uses dup2(fd,fileno(f)) to redirect, and the old fd was not seekable but the new fd is.
| -rw-r--r-- | src/stdio/__stdio_seek.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/src/stdio/__stdio_seek.c b/src/stdio/__stdio_seek.c index 35ae788c..13e06a66 100644 --- a/src/stdio/__stdio_seek.c +++ b/src/stdio/__stdio_seek.c @@ -1,11 +1,5 @@ #include "stdio_impl.h" -static off_t retneg1(FILE *f, off_t off, int whence) -{ - errno = ESPIPE; - return -1; -} - off_t __stdio_seek(FILE *f, off_t off, int whence) { off_t ret; @@ -15,7 +9,5 @@ off_t __stdio_seek(FILE *f, off_t off, int whence) #else ret = syscall(SYS_lseek, f->fd, off, whence); #endif - /* Detect unseekable files and optimize future failures out */ - if (ret < 0 && errno == ESPIPE) f->seek = retneg1; return ret; } |