>From 4aeb4bb48423d87001b598030afed0a2dc03e747 Mon Sep 17 00:00:00 2001 From: Jan Nieuwenhuizen
Date: Sat, 29 Jan 2011 19:42:46 +0100 Subject: [PATCH 2/4] Use AC_CHECK_LIB rather than AC_LIB_HAVE_LINKFLAGS. Fixes cross configuring. AC_LIB_HAVE_LINKFLAGS blondly looks in $prefix etc. for libraries. Not only is that unnecessary, it also breaks cross building. Here's what config.log says: configure:33053: i686-mingw32-gcc -mms-bitfields -std=gnu99 -o conftest.exe -O2 -DHAVE_CONFIG_H=1 -I/home/janneke/vc/gub/target/mingw/build/guile-1.9.14 -I/home/janneke/vc/gub/target/mingw/root/usr/include -L/home/janneke/vc/gub/target/mingw/root/usr/lib -L/home/janneke/vc/gub/target/mingw/root/usr/bin -L/home/janneke/vc/gub/target/mingw/root/usr/lib/w32api conftest.c /usr/lib/libltdl.a /usr/lib/libdl.a >&5 /tmp/cc5v8vq5.o:conftest.c:(.text+0x1e): undefined reference to `_lt_dlopenext' note that using -lltdl -ldl instead of /usr/lib/libltdl.a /usr/lib/libdl.la works fine. --- configure.ac | 11 ++--------- 1 files changed, 2 insertions(+), 9 deletions(-) diff --git a/configure.ac b/configure.ac index 5fa6cf4..0684e6b 100644 --- a/configure.ac +++ b/configure.ac @@ -76,11 +76,7 @@ AC_LIBTOOL_DLOPEN AC_PROG_LIBTOOL dnl Check for libltdl. -AC_LIB_HAVE_LINKFLAGS([ltdl], [], [#include