168 lines
4.7 KiB
Bash
Executable file
168 lines
4.7 KiB
Bash
Executable file
#! /bin/sh
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# Simple program to make new version numbers for the shell.
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# Big deal, but it was getting out of hand to do everything
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# in the makefile. This creates a file named by the -o option,
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# otherwise everything is echoed to the standard output.
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# Copyright (C) 1996-2002 Free Software Foundation, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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PROGNAME=`basename $0`
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USAGE="$PROGNAME [-b] [-S srcdir] -d version -p patchlevel [-s status] [-o outfile]"
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source_dir="."
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while [ $# -gt 0 ]; do
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case "$1" in
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-o) shift; OUTFILE=$1; shift ;;
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-b) shift; inc_build=yes ;;
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-s) shift; rel_status=$1; shift ;;
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-p) shift; patch_level=$1; shift ;;
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-d) shift; dist_version=$1; shift ;;
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-S) shift; source_dir="$1"; shift ;;
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*) echo "$PROGNAME: usage: $USAGE" >&2 ; exit 2 ;;
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esac
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done
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# Required arguments
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if [ -z "$dist_version" ]; then
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echo "${PROGNAME}: required argument -d missing" >&2
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echo "$PROGNAME: usage: $USAGE" >&2
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exit 1
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fi
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#if [ -z "$patch_level" ]; then
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# echo "${PROGNAME}: required argument -p missing" >&2
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# echo "$PROGNAME: usage: $USAGE" >&2
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# exit 1
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#fi
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# Defaults
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if [ -z "$rel_status" ]; then
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rel_status="release"
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fi
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build_ver=
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if [ -r .build ]; then
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build_ver=`cat .build`
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fi
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if [ -z "$build_ver" ]; then
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build_ver=0
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fi
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# increment the build version if that's what's required
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if [ -n "$inc_build" ]; then
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build_ver=`expr 1 + $build_ver`
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fi
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# what's the patch level?
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if [ -z "$patch_level" ]; then
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patchlevel_h=$source_dir/patchlevel.h
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if [ -s $patchlevel_h ]; then
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patch_level=`cat $patchlevel_h | grep '^#define[ ]*PATCHLEVEL' | awk '{print $NF}'`
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fi
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fi
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if [ -z "$patch_level" ]; then
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patch_level=0
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fi
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# If we have an output file specified, make it the standard output
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if [ -n "$OUTFILE" ]; then
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if exec >$OUTFILE; then
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:
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else
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echo "${PROGNAME}: cannot redirect standard output to $OUTFILE" >&2
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exit 1
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fi
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fi
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# Output the leading comment.
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echo "/* Version control for the shell. This file gets changed when you say"
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echo " \`make version.h' to the Makefile. It is created by mkversion. */"
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# Output the distribution version. Single numbers are converted to x.00.
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# Allow, as a special case, `[:digit:].[:digit:][:alpha:]' for
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# intermediate versions (e.g., `2.5a').
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# Any characters other than digits and `.' are invalid.
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case "$dist_version" in
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[0-9].[0-9][a-z]) ;; # special case
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*[!0-9.]*) echo "mkversion.sh: ${dist_version}: bad distribution version" >&2
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exit 1 ;;
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*.*) ;;
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*) dist_version=${dist_version}.00 ;;
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esac
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dist_major=`echo $dist_version | sed 's:\..*$::'`
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[ -z "${dist_major}" ] && dist_major=0
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dist_minor=`echo $dist_version | sed 's:^.*\.::'`
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case "$dist_minor" in
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"") dist_minor=0 ;;
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[a-z]) dist_minor=0${dist_minor} ;;
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?) dist_minor=${dist_minor} ;;
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*) ;;
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esac
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#float_dist=`echo $dist_version | awk '{printf "%.2f\n", $1}'`
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float_dist=${dist_major}.${dist_minor}
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echo
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echo "/* The distribution version number of this shell. */"
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echo "#define DISTVERSION \"${float_dist}\""
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# Output the patch level
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#echo
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#echo "/* The patch level of this version of the shell. */"
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#echo "#define PATCHLEVEL ${patch_level}"
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# Output the build version
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echo
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echo "/* The last built version of this shell. */"
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echo "#define BUILDVERSION ${build_ver}"
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# Output the release status
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echo
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echo "/* The release status of this shell. */"
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echo "#define RELSTATUS \"${rel_status}\""
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echo
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echo "/* The default shell compatibility-level (the current version) */"
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echo "#define DEFAULT_COMPAT_LEVEL ${dist_major}${dist_minor}"
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# Output the SCCS version string
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sccs_string="${float_dist}.${patch_level}(${build_ver}) ${rel_status} GNU"
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echo
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echo "/* A version string for use by sccs and the what command. */"
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echo "#define SCCSVERSION \"@(#)Bash version ${sccs_string}\""
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# extern function declarations
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#echo
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#echo '/* Functions from version.c. */'
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#echo 'extern char *shell_version_string __P((void));'
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#echo 'extern void show_shell_version __P((int));'
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if [ -n "$inc_build" ]; then
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# Make sure we can write to .build
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if [ -f .build ] && [ ! -w .build ]; then
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echo "$PROGNAME: cannot write to .build, not incrementing build version" >&2
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else
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echo "$build_ver" > .build
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fi
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fi
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exit 0
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