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Jim Meyering 2005-11-12 10:06:34 +00:00
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2005-11-12 Jim Meyering <jim@meyering.net>
Emulate openat-family functions using Linux's procfs, if possible.
Idea and some code from Ulrich Drepper's glibc changes.
* openat.c: (BUILD_PROC_NAME): New macro.
Include <stdio.h>, <string.h>, "alloca.h" and "intprops.h".
(rpl_openat): Emulate by trying to open /proc/self/fd/%d/%s,
before falling back on save_cwd and restore_cwd.
(fdopendir, fstatat, unlinkat): Likewise.
2005-11-11 Jim Meyering <jim@meyering.net>
* openat.c (fstatat, unlinkat): Perform the syscall directly,