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Bug #56005 config.m4 doesn't work for FreeBSD
Submitted: 2004-03-16 02:25 UTC Modified: 2004-03-16 17:05 UTC
From: jon@php.net Assigned: jon (profile)
Status: Closed Package: xdiff (PECL)
PHP Version: 4CVS-2004-03-16 (stable) OS: FreeBSD 4.9-STABLE
Private report: No CVE-ID: None
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 [2004-03-16 02:25 UTC] jon@php.net 
Description:
------------
FreeBSD doesn't have (or need) the dl library.  Linking against it unconditionally breaks the configure script.  The following patch corrects this for FreeBSD (and probably other platforms) while retaining -ldl for those platforms that require it.

Index: config.m4
===================================================================
RCS file: /repository/pecl/xdiff/config.m4,v
retrieving revision 1.2
diff -u -r1.2 config.m4
--- config.m4   8 Feb 2004 10:49:25 -0000       1.2
+++ config.m4   16 Mar 2004 06:23:02 -0000
@@ -28,6 +28,11 @@
 
   PHP_ADD_INCLUDE($XDIFF_DIR/include)
 
+  EXTRA_LIBS="-lm"
+  AC_CHECK_LIB(dl, dlopen, [
+    EXTRA_LIBS="$EXTRA_LIBS -ldl"
+  ])
+
   LIBNAME=xdiff 
   LIBSYMBOL=xdl_diff
 
@@ -38,7 +43,7 @@
   ],[
     AC_MSG_ERROR([wrong xdiff lib version or lib not found])
   ],[
-    -L$XDIFF_DIR/lib -lm -ldl
+    -L$XDIFF_DIR/lib $EXTRA_LIBS
   ])
   PHP_SUBST(XDIFF_SHARED_LIBADD)

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 [2004-03-16 17:05 UTC] jon@php.net 
This bug has been fixed in CVS.

In case this was a PHP problem, snapshots of the sources are packaged
every three hours; this change will be in the next snapshot. You can
grab the snapshot at http://snaps.php.net/.
 
In case this was a documentation problem, the fix will show up soon at
http://www.php.net/manual/.

In case this was a PHP.net website problem, the change will show
up on the PHP.net site and on the mirror sites in short time.
 
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