gpgme-tool: Use membuf functions to build up strings.
[gpgme.git] / autogen.sh
index 4f1205c6e7b5e6ff44331125f78425ffc533094a..1f22367c0d162a5def02c2955d7bfe604389b9e8 100755 (executable)
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Run this to generate all the initial makefiles, etc. 
+# Run this to generate all the initial makefiles, etc.
 #
 # Copyright (C) 2003 g10 Code GmbH
 #
@@ -18,7 +18,7 @@ cvtver () {
 }
 
 check_version () {
-    if [ $(( `("$1" --version || echo "0") | cvtver` >= $2 )) == 1 ]; then
+    if [ `("$1" --version || echo "0") | cvtver` -ge "$2" ]; then
        return 0
     fi
     echo "**Error**: "\`$1\'" not installed or too old." >&2
@@ -29,20 +29,183 @@ check_version () {
 }
 
 
+DIE=no
+FORCE=
+if test x"$1" = x"--force"; then
+  FORCE=" --force"
+  shift
+fi
+
+# Begin list of optional variables sourced from ~/.gnupg-autogen.rc
+w32_toolprefixes=
+w32_extraoptions=
+w32ce_toolprefixes=
+w32ce_extraoptions=
+amd64_toolprefixes=
+# End list of optional variables sourced from ~/.gnupg-autogen.rc
+# What follows are variables which are sourced but default to
+# environment variables or lacking them hardcoded values.
+#w32root=
+#w32ce_root=
+#amd64root=
+
+if [ -f "$HOME/.gnupg-autogen.rc" ]; then
+    echo "sourcing extra definitions from $HOME/.gnupg-autogen.rc"
+    . "$HOME/.gnupg-autogen.rc"
+fi
+
+# Convenience option to use certain configure options for some hosts.
+myhost=""
+myhostsub=""
+case "$1" in
+    --build-w32)
+        myhost="w32"
+        ;;
+    --build-w32ce)
+        myhost="w32"
+        myhostsub="ce"
+        ;;
+    --build-w64)
+        myhost="w32"
+        myhostsub="64"
+        ;;
+    --build-amd64)
+        myhost="amd64"
+        ;;
+    --build*)
+        echo "**Error**: invalid build option $1" >&2
+        exit 1
+        ;;
+    *)
+        ;;
+esac
+
+
+# ***** W32 build script *******
+# Used to cross-compile for Windows.
+if [ "$myhost" = "w32" ]; then
+    tmp=`dirname $0`
+    tsdir=`cd "$tmp"; pwd`
+    shift
+    if [ ! -f $tsdir/config.guess ]; then
+        echo "$tsdir/config.guess not found" >&2
+        exit 1
+    fi
+    build=`$tsdir/config.guess`
+
+    case $myhostsub in
+        ce)
+          w32root="$w32ce_root"
+          [ -z "$w32root" ] && w32root="$HOME/w32ce_root"
+          toolprefixes="arm-mingw32ce"
+          ;;
+        64)
+          w32root="$w64root"
+          [ -z "$w32root" ] && w32root="$HOME/w64root"
+          toolprefixes="i686-w64-mingw32 amd64-mingw32msvc"
+          ;;
+        *)
+          [ -z "$w32root" ] && w32root="$HOME/w32root"
+          toolprefixes="i686-w64-mingw32 i586-mingw32msvc i386-mingw32msvc"
+          ;;
+    esac
+    echo "Using $w32root as standard install directory" >&2
+
+    crossbindir=
+    for host in $toolprefixes; do
+        if ${host}-gcc --version >/dev/null 2>&1 ; then
+            crossbindir=/usr/${host}/bin
+            conf_CC="CC=${host}-gcc"
+            break;
+        fi
+    done
+    if [ -z "$crossbindir" ]; then
+        echo "Cross compiler kit not installed" >&2
+        if [ -z "$myhostsub" ]; then
+          echo "Under Debian GNU/Linux, you may install it using" >&2
+          echo "  apt-get install mingw32 mingw32-runtime mingw32-binutils" >&2
+        fi
+        echo "Stop." >&2
+        exit 1
+    fi
+
+    if [ -f "$tsdir/config.log" ]; then
+        if ! head $tsdir/config.log | grep "$host" >/dev/null; then
+            echo "Pease run a 'make distclean' first" >&2
+            exit 1
+        fi
+    fi
+
+    $tsdir/configure --enable-maintainer-mode  --prefix=${w32root}  \
+            --host=${host} --build=${build} \
+            --with-gpg-error-prefix=${w32root} \
+            --with-libassuan-prefix=${w32root} "$@"
+
+    exit $?
+fi
+# ***** end W32 build script *******
+
+
+# ***** AMD64 cross build script *******
+# Used to cross-compile for AMD64 (for testing)
+if [ "$myhost" = "amd64" ]; then
+    tmp=`dirname $0`
+    tsdir=`cd "$tmp"; pwd`
+    shift
+    if [ ! -f $tsdir/config.guess ]; then
+        echo "$tsdir/config.guess not found" >&2
+        exit 1
+    fi
+    build=`$tsdir/config.guess`
+
+    [ -z "$amd64root" ] && amd64root="$HOME/amd64root"
+    echo "Using $amd64root as standard install directory" >&2
+
+    # Locate the cross compiler
+    crossbindir=
+    for host in x86_64-linux-gnu amd64-linux-gnu; do
+        if ${host}-gcc --version >/dev/null 2>&1 ; then
+            crossbindir=/usr/${host}/bin
+            conf_CC="CC=${host}-gcc"
+            break;
+        fi
+    done
+    if [ -z "$crossbindir" ]; then
+        echo "Cross compiler kit not installed" >&2
+        echo "Stop." >&2
+        exit 1
+    fi
+
+    if [ -f "$tsdir/config.log" ]; then
+        if ! head $tsdir/config.log | grep "$host" >/dev/null; then
+            echo "Please run a 'make distclean' first" >&2
+            exit 1
+        fi
+    fi
+
+    $tsdir/configure --enable-maintainer-mode --prefix=${amd64root}  \
+             --host=${host} --build=${build}
+    rc=$?
+    exit $rc
+fi
+# ***** end AMD64 cross build script *******
+
+
+
 # Grep the required versions from configure.ac
-autoconf_vers=`sed -n '/^AC_PREREQ(/ { 
+autoconf_vers=`sed -n '/^AC_PREREQ(/ {
 s/^.*(\(.*\))/\1/p
 q
 }' ${configure_ac}`
 autoconf_vers_num=`echo "$autoconf_vers" | cvtver`
 
-automake_vers=`sed -n '/^min_automake_version=/ { 
+automake_vers=`sed -n '/^min_automake_version=/ {
 s/^.*="\(.*\)"/\1/p
 q
 }' ${configure_ac}`
 automake_vers_num=`echo "$automake_vers" | cvtver`
 
-#gettext_vers=`sed -n '/^AM_GNU_GETTEXT_VERSION(/ { 
+#gettext_vers=`sed -n '/^AM_GNU_GETTEXT_VERSION(/ {
 #s/^.*(\(.*\))/\1/p
 #q
 #}' ${configure_ac}`
@@ -65,8 +228,6 @@ ACLOCAL=${AUTOMAKE_PREFIX}${ACLOCAL:-aclocal}${AUTOMAKE_SUFFIX}
 #GETTEXT=${GETTEXT_PREFIX}${GETTEXT:-gettext}${GETTEXT_SUFFIX}
 #MSGMERGE=${GETTEXT_PREFIX}${MSGMERGE:-msgmerge}${GETTEXT_SUFFIX}
 
-DIE=no
-
 
 if check_version $AUTOCONF $autoconf_vers_num $autoconf_vers ; then
     check_version $AUTOHEADER $autoconf_vers_num $autoconf_vers autoconf
@@ -81,20 +242,47 @@ fi
 if test "$DIE" = "yes"; then
     cat <<EOF
 
-Note that you may use alternative versions of the tools by setting 
-the corresponding environment variables; see README.CVS for details.
-                   
+Note that you may use alternative versions of the tools by setting
+the corresponding environment variables; see README.GIT for details.
+
 EOF
     exit 1
 fi
 
-echo "Running aclocal -I m4 ..."
-$ACLOCAL -I m4
+
+# Update the git setup.
+if [ -d .git ]; then
+  if [ -f .git/hooks/pre-commit.sample -a ! -f .git/hooks/pre-commit ] ; then
+    cat <<EOF >&2
+*** Activating trailing whitespace git pre-commit hook. ***
+    For more information see this thread:
+      http://mail.gnome.org/archives/desktop-devel-list/2009-May/msg00084html
+    To deactivate this pre-commit hook again move .git/hooks/pre-commit
+    and .git/hooks/pre-commit.sample out of the way.
+EOF
+      cp -av .git/hooks/pre-commit.sample .git/hooks/pre-commit
+      chmod -c +x  .git/hooks/pre-commit
+  fi
+  if [ -f build-aux/git-hooks/commit-msg -a ! -f .git/hooks/commit-msg ] ; then
+    cat <<EOF >&2
+*** Activating commit log message check hook. ***
+EOF
+      cp -av build-aux/git-hooks/commit-msg .git/hooks/commit-msg
+      chmod -c +x  .git/hooks/commit-msg
+  fi
+fi
+
+
+
+echo "Running aclocal -I m4 ${ACLOCAL_FLAGS:+$ACLOCAL_FLAGS }..."
+$ACLOCAL -I m4 $ACLOCAL_FLAGS
 echo "Running autoheader..."
 $AUTOHEADER
 echo "Running automake --gnu ..."
 $AUTOMAKE --gnu;
-echo "Running autoconf..."
-$AUTOCONF
+echo "Running autoconf${FORCE} ..."
+$AUTOCONF${FORCE}
 
-echo "You may now run \"./configure --enable-maintainer-mode && make\"."
+echo "You may now run
+  ./configure --enable-maintainer-mode && make
+"