From 69906f2e611a9567614179788a22a585ac643302 Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Mon, 24 Apr 2006 11:30:53 +0000 Subject: [PATCH] Apply a fix from Eric Blake that already went into autoconf. --- m4/ChangeLog | 4 ++++ m4/strerror_r.m4 | 1 + 2 files changed, 5 insertions(+) diff --git a/m4/ChangeLog b/m4/ChangeLog index b2dc0aec7a..8dd49e141a 100644 --- a/m4/ChangeLog +++ b/m4/ChangeLog @@ -1,3 +1,7 @@ +2006-03-04 Eric Blake + + * strerror_r.m4 (AC_FUNC_STRERROR_R): Avoid unused variable warning. + 2006-04-24 Paul Eggert * fsusage.m4 (gl_FILE_SYSTEM_USAGE): Use return, not exit. diff --git a/m4/strerror_r.m4 b/m4/strerror_r.m4 index 28924b1752..e3b5d0cfda 100644 --- a/m4/strerror_r.m4 +++ b/m4/strerror_r.m4 @@ -25,6 +25,7 @@ AC_CACHE_CHECK([whether strerror_r returns char *], 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 -- 2.30.2