Add bulletproofing for cases where stdin, stdout, or stderr are closed.

diff --git a/m4/ChangeLog b/m4/ChangeLog
index 786ae48d88774858df8645ed896a412010f2ba48..e38d4cf386c8b8d3246b328973165e3da37682a7 100644 (file)
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,3 +1,13 @@
+2005-04-11  Paul Eggert  <eggert@cs.ucla.edu>
+
+       Add bulletproofing for cases where stdin, stdout, or stderr are closed.
+       * fcntl-safer.m4: Remove.
+       * stdio-safer.m4 (gl_STDIO_SAFER): Use AC_LIBSOURCES and AC_LIBOBJ.
+       * unistd-safer.m4 (gl_UNISTD_SAFER): Likewise.
+       Invoke gl_PREREQ_FD_SAFER.
+       (gl_PREREQ_FD_SAFER): New macro.
+       * prereq.m4 (gl_PREREQ): Don't require gl_FCNTL_SAFER.
+
 2005-04-08  Paul Eggert  <eggert@cs.ucla.edu>
 
        * jm-macros.m4 (gl_MACROS): Check for siginterrupt.