Apply a fix from Eric Blake that already went into autoconf.
| author |
Bruno Haible <bruno@clisp.org> |
| date |
Mon, 24 Apr 2006 11:30:53 +0000 |
| parents |
aca74c06bca0 |
| children |
bd5c81f4c585 |
| files |
m4/ChangeLog m4/strerror_r.m4 |
| diffstat |
2 files changed, 5 insertions(+), 0 deletions(-)
[+]
|
line diff
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,3 +1,7 @@
+2006-03-04 Eric Blake <ebb9@byu.net>
+
+ * strerror_r.m4 (AC_FUNC_STRERROR_R): Avoid unused variable warning.
+
2006-04-24 Paul Eggert <eggert@cs.ucla.edu>
* fsusage.m4 (gl_FILE_SYSTEM_USAGE): Use return, not exit.
--- a/m4/strerror_r.m4
+++ b/m4/strerror_r.m4
@@ -25,6 +25,7 @@
char buf[100];
char x = *strerror_r (0, buf, sizeof buf);
char *p = strerror_r (0, buf, sizeof buf);
+ return !p || x;
]])],
ac_cv_func_strerror_r_char_p=yes)
else
