configure: Support pkg-config for zlib

This is needed for builds with the mingw64-* packages from Cygwin,
but also works for Linux.

Move the zlib test also more to the end because users should
get information on the really important missing packages
(which also require zlib) first.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20180712192603.11599-1-sw@weilnetz.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Stefan Weil 2018-07-12 21:26:03 +02:00 committed by Laurent Vivier
parent e50a61219f
commit 6a1f42bd79

40
configure vendored
View File

@ -2151,23 +2151,6 @@ EOF
fi
fi
#########################################
# zlib check
if test "$zlib" != "no" ; then
cat > $TMPC << EOF
#include <zlib.h>
int main(void) { zlibVersion(); return 0; }
EOF
if compile_prog "" "-lz" ; then
:
else
error_exit "zlib check failed" \
"Make sure to have the zlib libs and headers installed."
fi
fi
LIBS="$LIBS -lz"
##########################################
# lzo check
@ -3479,6 +3462,29 @@ if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
fi
fi
#########################################
# zlib check
if test "$zlib" != "no" ; then
if $pkg_config --exists zlib; then
zlib_cflags=$($pkg_config --cflags zlib)
zlib_libs=$($pkg_config --libs zlib)
QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
LIBS="$zlib_libs $LIBS"
else
cat > $TMPC << EOF
#include <zlib.h>
int main(void) { zlibVersion(); return 0; }
EOF
if compile_prog "" "-lz" ; then
LIBS="$LIBS -lz"
else
error_exit "zlib check failed" \
"Make sure to have the zlib libs and headers installed."
fi
fi
fi
##########################################
# SHA command probe for modules
if test "$modules" = yes; then