diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Makefile.am | 10 | ||||
| -rwxr-xr-x | build-aux/git-version-gen | 226 | ||||
| -rw-r--r-- | configure.ac | 5 |
4 files changed, 240 insertions, 2 deletions
@@ -24,6 +24,7 @@ /doc/version.texi /mcron /mdate-sh +/.version INSTALL Makefile Makefile.in diff --git a/Makefile.am b/Makefile.am index 109e27a..a1d6be4 100644 --- a/Makefile.am +++ b/Makefile.am @@ -97,7 +97,12 @@ TESTS = \ SUFFIXES = .go noinst_SCRIPTS = pre-inst-env +BUILT_SOURCES= .version +.version: + $(AM_V_GEN)echo $(VERSION) > $@-t && mv $@-t $@ + dist-hook: gen-ChangeLog + $(AM_V_GEN)echo $(VERSION) > $(distdir)/.tarball-version gen_start_date = 2015-06-26 .PHONY: gen-ChangeLog @@ -137,7 +142,10 @@ uninstall-hook: rm -f $(fpp){cron,crontab}$(EXEEXT); \ fi -EXTRA_DIST = $(TESTS) +EXTRA_DIST = \ + .version \ + $(TESTS) + MAINTAINERCLEANFILES = $(dist_man_MANS) DISTCLEANFILES = src/config.scm CLEANFILES = \ diff --git a/build-aux/git-version-gen b/build-aux/git-version-gen new file mode 100755 index 0000000..bd2c4b6 --- /dev/null +++ b/build-aux/git-version-gen @@ -0,0 +1,226 @@ +#!/bin/sh +# Print a version string. +scriptversion=2016-05-08.18; # UTC + +# Copyright (C) 2007-2016 Free Software Foundation, Inc. +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +# This script is derived from GIT-VERSION-GEN from GIT: http://git.or.cz/. +# It may be run two ways: +# - from a git repository in which the "git describe" command below +# produces useful output (thus requiring at least one signed tag) +# - from a non-git-repo directory containing a .tarball-version file, which +# presumes this script is invoked like "./git-version-gen .tarball-version". + +# In order to use intra-version strings in your project, you will need two +# separate generated version string files: +# +# .tarball-version - present only in a distribution tarball, and not in +# a checked-out repository. Created with contents that were learned at +# the last time autoconf was run, and used by git-version-gen. Must not +# be present in either $(srcdir) or $(builddir) for git-version-gen to +# give accurate answers during normal development with a checked out tree, +# but must be present in a tarball when there is no version control system. +# Therefore, it cannot be used in any dependencies. GNUmakefile has +# hooks to force a reconfigure at distribution time to get the value +# correct, without penalizing normal development with extra reconfigures. +# +# .version - present in a checked-out repository and in a distribution +# tarball. Usable in dependencies, particularly for files that don't +# want to depend on config.h but do want to track version changes. +# Delete this file prior to any autoconf run where you want to rebuild +# files to pick up a version string change; and leave it stale to +# minimize rebuild time after unrelated changes to configure sources. +# +# As with any generated file in a VC'd directory, you should add +# /.version to .gitignore, so that you don't accidentally commit it. +# .tarball-version is never generated in a VC'd directory, so needn't +# be listed there. +# +# Use the following line in your configure.ac, so that $(VERSION) will +# automatically be up-to-date each time configure is run (and note that +# since configure.ac no longer includes a version string, Makefile rules +# should not depend on configure.ac for version updates). +# +# AC_INIT([GNU project], +# m4_esyscmd([build-aux/git-version-gen .tarball-version]), +# [bug-project@example]) +# +# Then use the following lines in your Makefile.am, so that .version +# will be present for dependencies, and so that .version and +# .tarball-version will exist in distribution tarballs. +# +# EXTRA_DIST = $(top_srcdir)/.version +# BUILT_SOURCES = $(top_srcdir)/.version +# $(top_srcdir)/.version: +# echo $(VERSION) > $@-t && mv $@-t $@ +# dist-hook: +# echo $(VERSION) > $(distdir)/.tarball-version + + +me=$0 + +version="git-version-gen $scriptversion + +Copyright 2011 Free Software Foundation, Inc. +There is NO warranty. You may redistribute this software +under the terms of the GNU General Public License. +For more information about these matters, see the files named COPYING." + +usage="\ +Usage: $me [OPTION]... \$srcdir/.tarball-version [TAG-NORMALIZATION-SED-SCRIPT] +Print a version string. + +Options: + + --prefix PREFIX prefix of git tags (default 'v') + --fallback VERSION + fallback version to use if \"git --version\" fails + + --help display this help and exit + --version output version information and exit + +Running without arguments will suffice in most cases." + +prefix=v +fallback= + +while test $# -gt 0; do + case $1 in + --help) echo "$usage"; exit 0;; + --version) echo "$version"; exit 0;; + --prefix) shift; prefix=${1?};; + --fallback) shift; fallback=${1?};; + -*) + echo "$0: Unknown option '$1'." >&2 + echo "$0: Try '--help' for more information." >&2 + exit 1;; + *) + if test "x$tarball_version_file" = x; then + tarball_version_file="$1" + elif test "x$tag_sed_script" = x; then + tag_sed_script="$1" + else + echo "$0: extra non-option argument '$1'." >&2 + exit 1 + fi;; + esac + shift +done + +if test "x$tarball_version_file" = x; then + echo "$usage" + exit 1 +fi + +tag_sed_script="${tag_sed_script:-s/x/x/}" + +nl=' +' + +# Avoid meddling by environment variable of the same name. +v= +v_from_git= + +# First see if there is a tarball-only version file. +# then try "git describe", then default. +if test -f $tarball_version_file +then + v=`cat $tarball_version_file` || v= + case $v in + *$nl*) v= ;; # reject multi-line output + [0-9]*) ;; + *) v= ;; + esac + test "x$v" = x \ + && echo "$0: WARNING: $tarball_version_file is missing or damaged" 1>&2 +fi + +if test "x$v" != x +then + : # use $v +# Otherwise, if there is at least one git commit involving the working +# directory, and "git describe" output looks sensible, use that to +# derive a version string. +elif test "`git log -1 --pretty=format:x . 2>&1`" = x \ + && v=`git describe --abbrev=4 --match="$prefix*" HEAD 2>/dev/null \ + || git describe --abbrev=4 HEAD 2>/dev/null` \ + && v=`printf '%s\n' "$v" | sed "$tag_sed_script"` \ + && case $v in + $prefix[0-9]*) ;; + *) (exit 1) ;; + esac +then + # Is this a new git that lists number of commits since the last + # tag or the previous older version that did not? + # Newer: v6.10-77-g0f8faeb + # Older: v6.10-g0f8faeb + case $v in + *-*-*) : git describe is okay three part flavor ;; + *-*) + : git describe is older two part flavor + # Recreate the number of commits and rewrite such that the + # result is the same as if we were using the newer version + # of git describe. + vtag=`echo "$v" | sed 's/-.*//'` + commit_list=`git rev-list "$vtag"..HEAD 2>/dev/null` \ + || { commit_list=failed; + echo "$0: WARNING: git rev-list failed" 1>&2; } + numcommits=`echo "$commit_list" | wc -l` + v=`echo "$v" | sed "s/\(.*\)-\(.*\)/\1-$numcommits-\2/"`; + test "$commit_list" = failed && v=UNKNOWN + ;; + esac + + # Change the first '-' to a '.', so version-comparing tools work properly. + # Remove the "g" in git describe's output string, to save a byte. + v=`echo "$v" | sed 's/-/./;s/\(.*\)-g/\1-/'`; + v_from_git=1 +elif test "x$fallback" = x || git --version >/dev/null 2>&1; then + v=UNKNOWN +else + v=$fallback +fi + +v=`echo "$v" |sed "s/^$prefix//"` + +# Test whether to append the "-dirty" suffix only if the version +# string we're using came from git. I.e., skip the test if it's "UNKNOWN" +# or if it came from .tarball-version. +if test "x$v_from_git" != x; then + # Don't declare a version "dirty" merely because a time stamp has changed. + git update-index --refresh > /dev/null 2>&1 + + dirty=`exec 2>/dev/null;git diff-index --name-only HEAD` || dirty= + case "$dirty" in + '') ;; + *) # Append the suffix only if there isn't one already. + case $v in + *-dirty) ;; + *) v="$v-dirty" ;; + esac ;; + esac +fi + +# Omit the trailing newline, so that m4_esyscmd can use the result directly. +printf %s "$v" + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "scriptversion=" +# time-stamp-format: "%:y-%02m-%02d.%02H" +# time-stamp-time-zone: "UTC0" +# time-stamp-end: "; # UTC" +# End: diff --git a/configure.ac b/configure.ac index 97c900b..5940555 100644 --- a/configure.ac +++ b/configure.ac @@ -19,10 +19,13 @@ # along with GNU Mcron. If not, see <http://www.gnu.org/licenses/>. AC_PREREQ(2.61) -AC_INIT([GNU Mcron], [1.0.8], [bug-mcron@gnu.org]) +AC_INIT([GNU Mcron], + m4_esyscmd([build-aux/git-version-gen .tarball-version]), + [bug-mcron@gnu.org]) AC_CONFIG_SRCDIR([src/wrapper.c]) AC_CONFIG_AUX_DIR([build-aux]) AC_REQUIRE_AUX_FILE([test-driver.scm]) +AC_REQUIRE_AUX_FILE([git-version-gen]) AM_INIT_AUTOMAKE([subdir-objects -Wall -Wno-override]) AM_SILENT_RULES([yes]) # enables silent rules by default |