fcntl: use to simplify other modules

[gnulib.git] / ChangeLog

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 2009-12-16  Eric Blake  <ebb9@byu.net>
 
+       fcntl: use to simplify other modules
+       * modules/cloexec (Depends-on): Add fcntl.
+       * modules/fchdir (Depends-on): Likewise.
+       * modules/fd-safer-flag (Depends-on): Likewise.
+       * modules/unistd-safer (Depends-on): Likewise.
+       * modules/dup3 (configure.ac): Set module indicator.
+       * m4/fchdir.m4 (gl_FUNC_FCHDIR): Replace fcntl if fchdir is
+       missing.
+       * lib/fchdir.c (_gl_register_dup): Fix comment.
+       * lib/cloexec.c (dup_cloexec): Simplify, by relying on fcntl.
+       * lib/dup-safer.c (dup_safer): Likewise.
+       * lib/dup-safer-flag.c (dup_safer_flag): Likewise.
+       * lib/dup3.c (dup3): Likewise.
+       * tests/test-fchdir.c (main): Enhance test.
+       Fixes a dup_cloexec bug reported by Ondřej Vašík.
+
        fcntl: port portions of fcntl to mingw
        * m4/fcntl.m4 (gl_FUNC_FCNTL): Also build fcntl.c on mingw.
        * lib/fcntl.c (fcntl) <F_DUPFD, F_DUPFD_CLOEXEC, F_GETFD>: Provide