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author | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
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committer | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
commit | 849369d6c66d3054688672f97d31fceb8e8230fb (patch) | |
tree | 6135abc790ca67dedbe07c39806591e70eda81ce /scripts/setlocalversion | |
download | linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.gz linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.bz2 linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.zip |
initial_commit
Diffstat (limited to 'scripts/setlocalversion')
-rwxr-xr-x | scripts/setlocalversion | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/scripts/setlocalversion b/scripts/setlocalversion new file mode 100755 index 00000000..4d403844 --- /dev/null +++ b/scripts/setlocalversion @@ -0,0 +1,177 @@ +#!/bin/sh +# +# This scripts adds local version information from the version +# control systems git, mercurial (hg) and subversion (svn). +# +# If something goes wrong, send a mail the kernel build mailinglist +# (see MAINTAINERS) and CC Nico Schottelius +# <nico-linuxsetlocalversion -at- schottelius.org>. +# +# + +usage() { + echo "Usage: $0 [--save-scmversion] [srctree]" >&2 + exit 1 +} + +scm_only=false +srctree=. +if test "$1" = "--save-scmversion"; then + scm_only=true + shift +fi +if test $# -gt 0; then + srctree=$1 + shift +fi +if test $# -gt 0 -o ! -d "$srctree"; then + usage +fi + +scm_version() +{ + local short + short=false + + cd "$srctree" + if test -e .scmversion; then + cat .scmversion + return + fi + if test "$1" = "--short"; then + short=true + fi + + # Check for git and a git repo. + if test -d .git && head=`git rev-parse --verify --short HEAD 2>/dev/null`; then + + # If we are at a tagged commit (like "v2.6.30-rc6"), we ignore + # it, because this version is defined in the top level Makefile. + if [ -z "`git describe --exact-match 2>/dev/null`" ]; then + + # If only the short version is requested, don't bother + # running further git commands + if $short; then + echo "+" + return + fi + # If we are past a tagged commit (like + # "v2.6.30-rc5-302-g72357d5"), we pretty print it. + if atag="`git describe 2>/dev/null`"; then + echo "$atag" | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}' + + # If we don't have a tag at all we print -g{commitish}. + else + printf '%s%s' -g $head + fi + fi + + # Is this git on svn? + if git config --get svn-remote.svn.url >/dev/null; then + printf -- '-svn%s' "`git svn find-rev $head`" + fi + + # Update index only on r/w media + [ -w . ] && git update-index --refresh --unmerged > /dev/null + + # Check for uncommitted changes + if git diff-index --name-only HEAD | grep -v "^scripts/package" \ + | read dummy; then + printf '%s' -dirty + fi + + # All done with git + return + fi + + # Check for mercurial and a mercurial repo. + if test -d .hg && hgid=`hg id 2>/dev/null`; then + # Do we have an tagged version? If so, latesttagdistance == 1 + if [ "`hg log -r . --template '{latesttagdistance}'`" == "1" ]; then + id=`hg log -r . --template '{latesttag}'` + printf '%s%s' -hg "$id" + else + tag=`printf '%s' "$hgid" | cut -d' ' -f2` + if [ -z "$tag" -o "$tag" = tip ]; then + id=`printf '%s' "$hgid" | sed 's/[+ ].*//'` + printf '%s%s' -hg "$id" + fi + fi + + # Are there uncommitted changes? + # These are represented by + after the changeset id. + case "$hgid" in + *+|*+\ *) printf '%s' -dirty ;; + esac + + # All done with mercurial + return + fi + + # Check for svn and a svn repo. + if rev=`svn info 2>/dev/null | grep '^Last Changed Rev'`; then + rev=`echo $rev | awk '{print $NF}'` + printf -- '-svn%s' "$rev" + + # All done with svn + return + fi +} + +collect_files() +{ + local file res + + for file; do + case "$file" in + *\~*) + continue + ;; + esac + if test -e "$file"; then + res="$res$(cat "$file")" + fi + done + echo "$res" +} + +if $scm_only; then + if test ! -e .scmversion; then + res=$(scm_version) + echo "$res" >.scmversion + fi + exit +fi + +if test -e include/config/auto.conf; then + . include/config/auto.conf +else + echo "Error: kernelrelease not valid - run 'make prepare' to update it" + exit 1 +fi + +# localversion* files in the build and source directory +res="$(collect_files localversion*)" +if test ! "$srctree" -ef .; then + res="$res$(collect_files "$srctree"/localversion*)" +fi + +# CONFIG_LOCALVERSION and LOCALVERSION (if set) +res="${res}${CONFIG_LOCALVERSION}${LOCALVERSION}" + +# scm version string if not at a tagged commit +if test "$CONFIG_LOCALVERSION_AUTO" = "y"; then + # full scm version string + res="$res$(scm_version)" +else + # append a plus sign if the repository is not in a clean + # annotated or signed tagged state (as git describe only + # looks at signed or annotated tags - git tag -a/-s) and + # LOCALVERSION= is not specified + if test "${LOCALVERSION+set}" != "set"; then + scm=$(scm_version --short) + res="$res${scm:++}" + fi +fi + +echo "$res" |