From e999ee443496bc6d11dcf1580de1d117ee6920e5 Mon Sep 17 00:00:00 2001
From: Michael Tokarev <mjt@tls.msk.ru>
Date: Wed, 27 Jan 2016 14:36:43 +0300
Subject: remove libtool support

Libtool support was needed to build shared library for libcacard.
Now there's no need to use libtool, and since the build system is
already complicated enough, we have a way to slightly de-complicate
it.

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
---
 configure | 86 ++-------------------------------------------------------------
 1 file changed, 2 insertions(+), 84 deletions(-)

(limited to 'configure')

diff --git a/configure b/configure
index c9cf1c91f5..2ff8dd5462 100755
--- a/configure
+++ b/configure
@@ -116,38 +116,6 @@ compile_prog() {
   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 }
 
-do_libtool() {
-    local mode=$1
-    shift
-    # Run the compiler, capturing its output to the log.
-    echo $libtool $mode --tag=CC $cc "$@" >> config.log
-    $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
-    # Test passed. If this is an --enable-werror build, rerun
-    # the test with -Werror and bail out if it fails. This
-    # makes warning-generating-errors in configure test code
-    # obvious to developers.
-    if test "$werror" != "yes"; then
-        return 0
-    fi
-    # Don't bother rerunning the compile if we were already using -Werror
-    case "$*" in
-        *-Werror*)
-           return 0
-        ;;
-    esac
-    echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
-    $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
-    error_exit "configure test passed without -Werror but failed with -Werror." \
-        "This is probably a bug in the configure script. The failing command" \
-        "will be at the bottom of config.log." \
-        "You can run configure with --disable-werror to bypass this check."
-}
-
-libtool_prog() {
-    do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
-    do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
-}
-
 # symbolically link $1 to $2.  Portable version of "ln -sf".
 symlink() {
   rm -rf "$2"
@@ -398,7 +366,6 @@ as="${AS-${cross_prefix}as}"
 cpp="${CPP-$cc -E}"
 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 ld="${LD-${cross_prefix}ld}"
-libtool="${LIBTOOL-${cross_prefix}libtool}"
 nm="${NM-${cross_prefix}nm}"
 strip="${STRIP-${cross_prefix}strip}"
 windres="${WINDRES-${cross_prefix}windres}"
@@ -1514,7 +1481,6 @@ EOF
     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
        compile_prog "-Werror $flag" ""; then
       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
-      LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
       sp_on=1
       break
     fi
@@ -1609,32 +1575,6 @@ EOF
   fi
 fi
 
-# check for broken gcc and libtool in RHEL5
-if test -n "$libtool" -a "$pie" != "no" ; then
-  cat > $TMPC <<EOF
-
-void *f(unsigned char *buf, int len);
-void *g(unsigned char *buf, int len);
-
-void *
-f(unsigned char *buf, int len)
-{
-    return (void*)0L;
-}
-
-void *
-g(unsigned char *buf, int len)
-{
-    return f(buf, len);
-}
-
-EOF
-  if ! libtool_prog; then
-    echo "Disabling libtool due to broken toolchain support"
-    libtool=
-  fi
-fi
-
 ##########################################
 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
 # use i686 as default anyway, but for those that don't, an explicit
@@ -2240,21 +2180,6 @@ if test "$xen_pv_domain_build" = "yes" &&
 	       "which requires Xen support."
 fi
 
-##########################################
-# libtool probe
-
-if ! has $libtool; then
-    libtool=
-fi
-
-# MacOSX ships with a libtool which isn't the GNU one; weed this
-# out by checking whether libtool supports the --version switch
-if test -n "$libtool"; then
-  if ! "$libtool" --version >/dev/null 2>&1; then
-    libtool=
-  fi
-fi
-
 ##########################################
 # Sparse probe
 if test "$sparse" != "no" ; then
@@ -5525,13 +5450,8 @@ echo "MAKE=$make" >> $config_host_mak
 echo "INSTALL=$install" >> $config_host_mak
 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
-if test -n "$libtool"; then
-  echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
-  echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
-else
-  echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
-  echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
-fi
+echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
+echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
 echo "PYTHON=$python" >> $config_host_mak
 echo "CC=$cc" >> $config_host_mak
 if $iasl -h > /dev/null 2>&1; then
@@ -5549,7 +5469,6 @@ echo "OBJCOPY=$objcopy" >> $config_host_mak
 echo "LD=$ld" >> $config_host_mak
 echo "NM=$nm" >> $config_host_mak
 echo "WINDRES=$windres" >> $config_host_mak
-echo "LIBTOOL=$libtool" >> $config_host_mak
 echo "CFLAGS=$CFLAGS" >> $config_host_mak
 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
@@ -5568,7 +5487,6 @@ else
 fi
 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
-echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
 echo "LIBS+=$LIBS" >> $config_host_mak
 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
 echo "EXESUF=$EXESUF" >> $config_host_mak
-- 
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