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| author | Paul Eggert <eggert@cs.ucla.edu> | 2014-06-11 13:03:46 -0700 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2014-06-11 13:03:46 -0700 |
| commit | 0071d45b616f0e533818e65cc7307fbe4bd2a282 (patch) | |
| tree | 3b4a8ec6a3eeea42da96c764ff66bfe94eccf505 /lib | |
| parent | df907af0ddfc4282a6184f1b516cd92dbdf0093f (diff) | |
| download | emacs-0071d45b616f0e533818e65cc7307fbe4bd2a282.tar.gz | |
Backport fcntl.h AIX fix from the trunk.
This fixes a bug with the shell freezing. See:
http://debbugs.gnu.org/cgi/bugreport.cgi?bug=17598#185
Merge from gnulib, incorporating:
2014-05-31 dup2, fcntl, fcntl-h: port to AIX 7.1
* lib/fcntl.in.h, m4/dup2.m4, m4/fcntl.m4:
Update from gnulib.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/fcntl.in.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/fcntl.in.h b/lib/fcntl.in.h index 99f75e60fd4..e23b4b2bcdd 100644 --- a/lib/fcntl.in.h +++ b/lib/fcntl.in.h @@ -186,6 +186,22 @@ _GL_WARN_ON_USE (openat, "openat is not portable - " /* Fix up the O_* macros. */ +/* AIX 7.1 with XL C 12.1 defines O_CLOEXEC, O_NOFOLLOW, and O_TTY_INIT + to values outside 'int' range, so omit these misdefinitions. + But avoid namespace pollution on non-AIX systems. */ +#ifdef _AIX +# include <limits.h> +# if defined O_CLOEXEC && ! (INT_MIN <= O_CLOEXEC && O_CLOEXEC <= INT_MAX) +# undef O_CLOEXEC +# endif +# if defined O_NOFOLLOW && ! (INT_MIN <= O_NOFOLLOW && O_NOFOLLOW <= INT_MAX) +# undef O_NOFOLLOW +# endif +# if defined O_TTY_INIT && ! (INT_MIN <= O_TTY_INIT && O_TTY_INIT <= INT_MAX) +# undef O_TTY_INIT +# endif +#endif + #if !defined O_DIRECT && defined O_DIRECTIO /* Tru64 spells it 'O_DIRECTIO'. */ # define O_DIRECT O_DIRECTIO |