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From: =?UTF-8?q?J=C3=B6rg=20Sommer?= <joerg.sommer@navimatix.de>
Date: Thu, 14 Mar 2024 09:41:57 +0100
Subject: [PATCH 2/2] configure: Replace manual search for libxml by
AC_CHECK_LIB
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
The manual search fails if the include directories (and build environment)
are located somewhere else.
Signed-off-by: Jörg Sommer <joerg.sommer@navimatix.de>
Upstream-Status: Submitted [https://github.com/freeswitch/spandsp/pull/74]
---
ERROR: spandsp-3.0.0+git-r0 do_configure: QA Issue: This autoconf log indicates errors, it looked at host include and/or library paths while determining system capabilities.
configure.ac | 22 +++++-----------------
1 file changed, 5 insertions(+), 17 deletions(-)
diff --git a/configure.ac b/configure.ac
index 2140837..b5138d6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -185,23 +185,11 @@ then
fi
# Determine XML2 include path
-AC_MSG_CHECKING(for libxml/xmlmemory.h)
-
-# Can we include headers using system include dirs?
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <libxml/xmlmemory.h>]], [[int a = 1;]])],[XML2_INCLUDE=" "],[XML2_INCLUDE=])
-
-# Hunt through several possible directories to find the includes for libxml2
-if test "x$XML2_INCLUDE" = "x"; then
- old_CPPFLAGS="$CPPFLAGS"
- for i in $xml2_include_dir /usr/include /usr/local/include /usr/include/libxml2 /usr/local/include/libxml2 ; do
- CPPFLAGS="$old_CPPFLAGS -I$i"
- AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <libxml/xmlmemory.h>]], [[int a = 1;]])],[XML2_INCLUDE="-I$i"],[XML2_INCLUDE=
- ])
- if test "x$XML2_INCLUDE" != "x"; then
- break;
- fi
- done
- CPPFLAGS="$old_CPPFLAGS $XML2_INCLUDE"
+AC_CHECK_LIB([xml2], [xmlParseFile], [libxml2_found=yes])
+if test "$libxml2_found" = "yes" ; then
+ AC_DEFINE(HAVE_LIBXML2,1,[defined when libxml2 is available])
+else
+ AC_MSG_WARN([libxml2 not found. Disabling cache.])
fi
AC_CHECK_HEADERS([libxml/xmlmemory.h])
--
2.34.1
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