38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
From 15cbc14aeb4b754b1b3db65f7c892c7deabaab41 Mon Sep 17 00:00:00 2001
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From: Pavel Raiskup <praiskup@redhat.com>
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Date: Thu, 1 Apr 2021 17:17:52 +0200
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Subject: [PATCH] configure.ac: avoid side-effects in AC_CACHE_VAL
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In the COMMANDS-TO-SET-IT argument, per Autoconf docs:
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https://www.gnu.org/software/autoconf/manual/autoconf-2.63/html_node/Caching-Results.html
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Signed-off-by: Pavel Raiskup <praiskup@redhat.com>
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---
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configure.ac | 7 +++++--
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1 file changed, 5 insertions(+), 2 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index f3e5ddc..79c93c8 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -221,11 +221,14 @@ void foo() { int i=0;}
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int main() { void *self, *ptr1, *ptr2; self=dlopen(NULL,RTLD_LAZY);
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if(self) { ptr1=dlsym(self,"foo"); ptr2=dlsym(self,"_foo");
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if(ptr1 && !ptr2) exit(0); } exit(1); }
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-], [sasl_cv_dlsym_adds_uscore=yes], sasl_cv_dlsym_adds_uscore=no
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- AC_DEFINE(DLSYM_NEEDS_UNDERSCORE, [], [Do we need a leading _ for dlsym?]),
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+], [sasl_cv_dlsym_adds_uscore=yes], sasl_cv_dlsym_adds_uscore=no,
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AC_MSG_WARN(cross-compiler, we'll do our best)))
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LIBS="$cmu_save_LIBS"
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AC_MSG_RESULT($sasl_cv_dlsym_adds_uscore)
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+
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+ if test "$sasl_cv_dlsym_adds_uscore" = no; then
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+ AC_DEFINE(DLSYM_NEEDS_UNDERSCORE, [], [Do we need a leading _ for dlsym?])
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+ fi
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fi
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fi
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--
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1.8.3.1
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