[Pkg-gnupg-commit] [libgpg-error] 07/29: build: Modernize autogen.sh.

Daniel Kahn Gillmor dkg at fifthhorseman.net
Sun Mar 5 00:41:33 UTC 2017


This is an automated email from the git hooks/post-receive script.

dkg pushed a commit to branch master
in repository libgpg-error.

commit 66275ac5b8db9d83a72b5497eec4e6d9ac3b4e65
Author: Werner Koch <wk at gnupg.org>
Date:   Tue Jan 17 12:27:12 2017 +0100

    build: Modernize autogen.sh.
    
    * autogen.sh: Update from GnuPG.
    * autogen.rc (version_parts): New.
    * configure.ac: Change to use autogen.sh --find-version helper.
    * Makefile.am (dist-hook): Do not create VERSION
    (EXTRA_DIST): Add VERSION.
    
    Signed-off-by: Werner Koch <wk at gnupg.org>
---
 .gitignore   |   1 +
 Makefile.am  |   3 +-
 autogen.rc   |   2 +
 autogen.sh   | 136 ++++++++++++++++++++++++++++++++++++++++++++++++++---------
 configure.ac |  32 ++++++--------
 5 files changed, 134 insertions(+), 40 deletions(-)

diff --git a/.gitignore b/.gitignore
index 27dd2e9..fa9b999 100644
--- a/.gitignore
+++ b/.gitignore
@@ -48,3 +48,4 @@ src/err-sources.h
 /doc/gpgrt.info
 /doc/stamp-vti
 /doc/version.texi
+/VERSION
diff --git a/Makefile.am b/Makefile.am
index 5abd97d..f5d0b81 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -23,7 +23,7 @@ DISTCHECK_CONFIGURE_FLAGS = --enable-doc
 GITLOG_TO_CHANGELOG=gitlog-to-changelog
 
 EXTRA_DIST = autogen.sh autogen.rc libgpg-error.spec.in 		\
-             COPYING COPYING.LIB potomo doc/HACKING ChangeLog-2011   	\
+             VERSION COPYING COPYING.LIB potomo doc/HACKING ChangeLog-2011 \
 	     po/ChangeLog-2011 m4/ChangeLog-2011 contrib/ChangeLog-2011 \
              build-aux/git-log-footer  build-aux/git-log-fix
 
@@ -51,7 +51,6 @@ SUBDIRS = m4 src $(doc) $(tests) po $(lang_subdirs)
 dist-hook: gen-ChangeLog
 	sed -e 's/@pkg_version@/$(VERSION)/g' \
 	    $(top_srcdir)/libgpg-error.spec.in  > $(distdir)/libgpg-error.spec
-	@set -e; echo "$(VERSION)" > $(distdir)/VERSION
 
 distcheck-hook:
 	set -e; ( \
diff --git a/autogen.rc b/autogen.rc
index a9cf145..b128361 100644
--- a/autogen.rc
+++ b/autogen.rc
@@ -1,5 +1,7 @@
 # autogen.sh configuration for libgpg-error                   -*- sh -*-
 
+version_parts=2
+
 case "$myhost:$myhostsub" in
   w32:ce)
     extraoptions=
diff --git a/autogen.sh b/autogen.sh
index 91f35a6..e5ba5bf 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,6 +1,6 @@
 #! /bin/sh
 # autogen.sh
-# Copyright (C) 2003, 2014 g10 Code GmbH
+# Copyright (C) 2003, 2014, 2017 g10 Code GmbH
 #
 # This file is free software; as a special exception the author gives
 # unlimited permission to copy and/or distribute it, with or without
@@ -15,7 +15,7 @@
 # configure it for the respective package.  It is maintained as part of
 # GnuPG and source copied by other packages.
 #
-# Version: 2014-01-10
+# Version: 2017-01-17
 
 configure_ac="configure.ac"
 
@@ -41,7 +41,7 @@ fatal () {
 
 info () {
     if [ -z "${SILENT}" ]; then
-      echo "autogen.sh:" "$*"
+      echo "autogen.sh:" "$*" >&2
     fi
 }
 
@@ -70,14 +70,27 @@ MSGMERGE=${GETTEXT_PREFIX}${MSGMERGE:-msgmerge}${GETTEXT_SUFFIX}
 DIE=no
 FORCE=
 SILENT=
+PRINT_HOST=no
+PRINT_BUILD=no
 tmp=$(dirname "$0")
 tsdir=$(cd "${tmp}"; pwd)
+version_parts=3
 
 if [ -n "${AUTOGEN_SH_SILENT}" ]; then
   SILENT=" --silent"
 fi
 if test x"$1" = x"--help"; then
-  echo "usage: ./autogen.sh [--silent] [--force] [--build-TYPE] [ARGS]"
+  echo "usage: ./autogen.sh [OPTIONS] [ARGS]"
+  echo "  Options:"
+  echo "    --silent       Silent operation"
+  echo "    --force        Pass --force to autoconf"
+  echo "    --find-version Helper for configure.ac"
+  echo "    --build-TYPE   Configure to cross build for TYPE"
+  echo "    --print-host   Print only the host triplet"
+  echo "    --print-build  Print only the build platform triplet"
+  echo ""
+  echo "  ARGS are passed to configure in --build-TYPE mode."
+  echo "  Configuration for this script is expected in autogen.rc"
   exit 0
 fi
 if test x"$1" = x"--silent"; then
@@ -88,6 +101,14 @@ if test x"$1" = x"--force"; then
   FORCE=" --force"
   shift
 fi
+if test x"$1" = x"--print-host"; then
+  PRINT_HOST=yes
+  shift
+fi
+if test x"$1" = x"--print-build"; then
+  PRINT_BUILD=yes
+  shift
+fi
 
 
 # Reject unsafe characters in $HOME, $tsdir and cwd.  We consider spaces
@@ -133,6 +154,11 @@ amd64_toolprefixes=
 myhost=""
 myhostsub=""
 case "$1" in
+    --find-version)
+        myhost="find-version"
+        SILENT=" --silent"
+        shift
+        ;;
     --build-w32)
         myhost="w32"
         shift
@@ -172,16 +198,81 @@ if [ -f "$HOME/.gnupg-autogen.rc" ]; then
     . "$HOME/.gnupg-autogen.rc"
 fi
 
+
+# **** FIND VERSION ****
+# This is a helper for the configure.ac M4 magic
+# Called
+#   ./autogen.sh --find-version PACKAGE MAJOR MINOR [MICRO]
+# returns a complete version string with automatic beta numbering.
+if [ "$myhost" = "find-version" ]; then
+    package="$1"
+    major="$2"
+    minor="$3"
+    micro="$4"
+
+    if [ -z "$package" -o -z "$major" -o -z "$minor" ]; then
+      echo "usage: ./autogen.sh --find-version PACKAGE MAJOR MINOR [MICRO]" >&2
+      exit 1
+    fi
+
+    case "$version_parts" in
+      2)
+        matchstr1="$package-$major.[0-9]*"
+        matchstr2="$package-$major-base"
+        vers="$major.$minor"
+        ;;
+      *)
+        matchstr1="$package-$major.$minor.[0-9]*"
+        matchstr2="$package-$major.$minor-base"
+        vers="$major.$minor.$micro"
+        ;;
+    esac
+
+    beta=no
+    if [ -e .git ]; then
+      ingit=yes
+      tmp=$(git describe --match "${matchstr1}" --long 2>/dev/null)
+      tmp=$(echo "$tmp" | sed s/^"$package"//)
+      if [ -n "$tmp" ]; then
+          tmp=$(echo "$tmp" | sed s/^"$package"//  \
+                | awk -F- '$3!=0 && $3 !~ /^beta/ {print"-beta"$3}')
+      else
+          tmp=$(git describe --match "${matchstr2}" --long 2>/dev/null \
+                | awk -F- '$4!=0{print"-beta"$4}')
+      fi
+      [ -n "$tmp" ] && beta=yes
+      rev=$(git rev-parse --short HEAD | tr -d '\n\r')
+      rvd=$((0x$(echo ${rev} | dd bs=1 count=4 2>/dev/null)))
+    else
+      ingit=no
+      beta=yes
+      tmp="-unknown"
+      rev="0000000"
+      rvd="0"
+    fi
+
+    echo "$package-$vers$tmp:$beta:$ingit:$vers$tmp:$vers:$tmp:$rev:$rvd:"
+    exit 0
+fi
+# **** end FIND VERSION ****
+
+
+if [ ! -f "$tsdir/build-aux/config.guess" ]; then
+    fatal "$tsdir/build-aux/config.guess not found"
+    exit 1
+fi
+build=`$tsdir/build-aux/config.guess`
+if [ $PRINT_BUILD = yes ]; then
+    echo "$build"
+    exit 0
+fi
+
+
+
 # ******************
 #  W32 build script
 # ******************
 if [ "$myhost" = "w32" ]; then
-    if [ ! -f "$tsdir/build-aux/config.guess" ]; then
-        fatal "$tsdir/build-aux/config.guess not found"
-        exit 1
-    fi
-    build=`$tsdir/build-aux/config.guess`
-
     case $myhostsub in
         ce)
           w32root="$w32ce_root"
@@ -222,6 +313,10 @@ if [ "$myhost" = "w32" ]; then
         fi
         die_p
     fi
+    if [ $PRINT_HOST = yes ]; then
+        echo "$host"
+        exit 0
+    fi
 
     if [ -f "$tsdir/config.log" ]; then
         if ! head $tsdir/config.log | grep "$host" >/dev/null; then
@@ -232,7 +327,8 @@ if [ "$myhost" = "w32" ]; then
 
     $tsdir/configure --enable-maintainer-mode ${SILENT} \
              --prefix=${w32root}  \
-             --host=${host} --build=${build} \
+             --host=${host} --build=${build} SYSROOT=${w32root} \
+             PKG_CONFIG_LIBDIR=${w32root}/lib/pkgconfig \
              ${configure_opts} ${extraoptions} "$@"
     rc=$?
     exit $rc
@@ -242,13 +338,6 @@ fi
 # ***** AMD64 cross build script *******
 # Used to cross-compile for AMD64 (for testing)
 if [ "$myhost" = "amd64" ]; then
-    shift
-    if [ ! -f $tsdir/build-aux/config.guess ]; then
-        echo "$tsdir/build-aux/config.guess not found" >&2
-        exit 1
-    fi
-    build=`$tsdir/build-aux/config.guess`
-
     [ -z "$amd64root" ] && amd64root="$HOME/amd64root"
     info "Using $amd64root as standard install directory"
     replace_sysroot
@@ -269,6 +358,10 @@ if [ "$myhost" = "amd64" ]; then
         echo "Stop." >&2
         exit 1
     fi
+    if [ $PRINT_HOST = yes ]; then
+        echo "$host"
+        exit 0
+    fi
 
     if [ -f "$tsdir/config.log" ]; then
         if ! head $tsdir/config.log | grep "$host" >/dev/null; then
@@ -341,8 +434,11 @@ fi
 
 # Check the git setup.
 if [ -d .git ]; then
-  CP="cp -a"
-  [ -z "${SILENT}" ] && CP="$CP -v"
+  CP="cp -p"
+  # If we have a GNU cp we can add -v
+  if cp --version >/dev/null 2>/dev/null; then
+    [ -z "${SILENT}" ] && CP="$CP -v"
+  fi
   if [ -f .git/hooks/pre-commit.sample -a ! -f .git/hooks/pre-commit ] ; then
     [ -z "${SILENT}" ] && cat <<EOF
 *** Activating trailing whitespace git pre-commit hook. ***
diff --git a/configure.ac b/configure.ac
index 6d4f173..30a46bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 # configure.ac for libgpg-error
-# Copyright (C) 2003, 2004, 2006, 2010, 2013, 2014, 2015, 2016 g10 Code GmbH
+# Copyright (C) 2003, 2004, 2006, 2010, 2013-2017 g10 Code GmbH
 #
 # This file is part of libgpg-error.
 #
@@ -26,25 +26,22 @@ min_automake_version="1.14"
 # Please bump the version number immediately after the release, do
 # another commit, and a push so that the git magic is able to work.
 # See below for the LT versions.
-m4_define([mym4_version_major], [1])
-m4_define([mym4_version_minor], [27])
+m4_define([mym4_package],[libgpg-error])
+m4_define([mym4_major], [1])
+m4_define([mym4_minor], [27])
 
 # Below is m4 magic to extract and compute the revision number, the
 # decimalized short revision number, a beta version string, and a flag
 # indicating a development version (mym4_isgit). Note that the m4
 # processing is done by autoconf and not during the configure run.
-m4_define([mym4_version], [mym4_version_major.mym4_version_minor])
-m4_define([mym4_revision],
-          m4_esyscmd([git rev-parse --short HEAD | tr -d '\n\r']))
-m4_define([mym4_revision_dec],
-          m4_esyscmd_s([echo $((0x$(echo ]mym4_revision[|head -c 4)))]))
-m4_define([mym4_betastring],
-       m4_esyscmd_s([git describe --match 'libgpg-error-[0-9].*[0-9]' --long|\
-                        awk -F- '$4!=0{print"-beta"$4}']))
-m4_define([mym4_isgit],m4_if(mym4_betastring,[],[no],[yes]))
-m4_define([mym4_full_version],[mym4_version[]mym4_betastring])
-
-AC_INIT([libgpg-error],[mym4_full_version],[https://bugs.gnupg.org])
+m4_define([mym4_verslist], m4_split(m4_esyscmd([./autogen.sh --find-version] \
+                           mym4_package mym4_major mym4_minor),[:]))
+m4_define([mym4_isbeta],       m4_argn(2, mym4_verslist))
+m4_define([mym4_version],      m4_argn(4, mym4_verslist))
+m4_define([mym4_revision],     m4_argn(7, mym4_verslist))
+m4_define([mym4_revision_dec], m4_argn(8, mym4_verslist))
+m4_esyscmd([echo ]mym4_version[>VERSION])
+AC_INIT([mym4_package],[mym4_version], [https://bugs.gnupg.org])
 # LT Version numbers, remember to change them just *before* a release.
 #   (Code changed:			REVISION++)
 #   (Interfaces added/removed/changed:	CURRENT++, REVISION=0)
@@ -60,8 +57,7 @@ AC_SUBST(LIBGPG_ERROR_LT_CURRENT)
 AC_SUBST(LIBGPG_ERROR_LT_AGE)
 AC_SUBST(LIBGPG_ERROR_LT_REVISION)
 
-VERSION_NUMBER=m4_esyscmd(printf "0x%02x%02x00" mym4_version_major \
-                          mym4_version_minor)
+VERSION_NUMBER=m4_esyscmd(printf "0x%02x%02x00" mym4_major mym4_minor)
 AC_SUBST(VERSION_NUMBER)
 
 AC_CONFIG_AUX_DIR([build-aux])
@@ -572,7 +568,7 @@ if test "$have_w32_system" != yes; then
    fi
 fi
 echo "
-        $PACKAGE_NAME-$PACKAGE_VERSION prepared for make
+        $PACKAGE_NAME v$PACKAGE_VERSION has been configured as follows:
 
         Revision: mym4_revision  (mym4_revision_dec)
         Platform: $host$tmp

-- 
Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/pkg-gnupg/libgpg-error.git



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