gnucash/util/gnc-svnversion
John Ralls db9ca59763 Force /bin/echo in git section
Apple's version of bash version 3, when called as /bin/sh, uses an internal echo command which doesn't handle the "-n" argument and contaminates the git version string. /bin/echo correctly handles the -n argument.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@20654 57a11ea4-9604-0410-9ed3-97b8803252fd
2011-05-17 18:24:10 +00:00

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#!/bin/sh
#
# Usage:
# gnc-svnversion <srcdir>
#
# Prints the revision number to stdout and exits 0 on success
# exits with errorcode 1 if we're not in an svn, svk or git checkout
#
# Written By: Derek Atkins <derek@ihtfp.com>
#
# $Id$
# Print an error message and then exit
my_die()
{
echo "$1"
exit 1
}
if [ "$BUILDING_FROM_SVN" = "0" -o \
"$BUILDING_FROM_SVN" = "no" -o \
"$BUILDING_FROM_SVN" = "false" ]; then
# Something outside of the Gnucash build system knows that we
# are NOT building from svn, svk or git checkout.
# We should believe it (needed by packagers that maintain the
# packaging code in svn, svk or git too)
echo "Environment variable BUILDING_FROM_SVN=$BUILDING_FROM_SVN" >&2
exit 1
fi
# Make sure we have a srcdir
[ -n "$1" ] || my_die "Usage: $0 <srcdir>"
[ -d "$1" ] || my_die "$0: $1: not a directory"
# Find the real srcdir.
# This handles the case of a symlink (lndir) tree
# $real_srcdir will hold the actual source dir
if test -h "$1"/Makefile.am
then
tmp_srcdir=`readlink "$1"/Makefile.am`
real_srcdir="$1/`dirname ${tmp_srcdir}`"
else
real_srcdir="$1"
fi
# Test if this code is an SVN Checkout
# If this is an svn checkout we assume you have svnversion!
if test -d "${real_srcdir}"/.svn
then
# svnversion without options returns the most recent revision in the repo
# at the time of the last svn update/checkout even if that revision
# didn't hold any changes in the current path. Not very useful as a
# reference. Better is to ask for the last changed revision with -c.
# BUT: -c option for some reason always considers svn working copy
# as having mixed sources. We're only interested in the last part so
# we strip the beginning revision if it's there.
# As a result if your WC really has mixed sources, that will not be
# visible in the version number...
svn_mixed_version=$(svnversion -c "$real_srcdir")
echo ${svn_mixed_version#*:}
exit $?
fi
# If we get here then this is NOT an svn checkout.
# Maybe it's git?
real_gitdir="${real_srcdir}"/.git
if test -d "${real_gitdir}"
then
githead=`git --git-dir "${real_gitdir}" log -1 --pretty=format:"%h" HEAD 2>/dev/null` # short hash only
if test $? = 0 ; then
/bin/echo -n $githead
# Add a "+" to the hash if there deleted or modified files (not excluded by .gitignore and friends)
# "Ignores" untracked files
# [ $(git --git-dir "${real_gitdir}" ls-files -dkm 2>/dev/null | wc -l) -gt 0 ] && /bin/echo -n "+"
# Includes untracked files
[ $(git --git-dir "${real_gitdir}" ls-files -dkmo --exclude-standard 2>/dev/null | wc -l) -gt 0 ] && /bin/echo -n "+"
echo
exit 0
else
exit 1
fi
fi
if test -d "${real_srcdir}"/.bzr ;
then
bzrhead=`(cd "${real_srcdir}"; bzr version-info --custom --template='{revno}\n')`
if test $? = 0 ; then
echo "$bzrhead";
exit 0
else
exit 1
fi
fi
if test $OSTYPE -a $OSTYPE = "msys";
then
svk_name="svk.bat"
svk_cmd="cmd \/c svk"
else
svk_name="svk"
svk_cmd="svk"
fi
# Maybe it's SVK? First, check if we've got 'svk' in the path. If not,
# then exit with an error code of 1..
which $svk_name >/dev/null 2>&1
if test $? != 0 ; then exit 1 ; fi
# Okay, we have 'svk'. Now see if $real_srcdir is an svk checkout
# Note that the 'echo n' is to protect against having svk installed
# without having configured the depotmap.
svkinfo=`echo n | $svk_cmd info "$real_srcdir" 2>&1`
if test $? != 0 ; then exit 1 ; fi
# If we got here, then $real_srcdir is an svk checkout. Parse out
# the revision info, print it out, and then output 0. Just combine
# all the revision numbers into a single string by combining them
# with periods.
svkinfo=`$svk_cmd info "$real_srcdir" | grep Rev | head -5 | sed -e 's/^.* \([0-9:]*\)$/\1/'`
echo $svkinfo | sed -e 's/ /./g'
exit 0