diff options
Diffstat (limited to 'scripts/setlocalversion')
| -rwxr-xr-x | scripts/setlocalversion | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/scripts/setlocalversion b/scripts/setlocalversion index 8564bedd1a..c1c0435267 100755 --- a/scripts/setlocalversion +++ b/scripts/setlocalversion @@ -1,4 +1,5 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # # This scripts adds local version information from the version # control systems git, mercurial (hg) and subversion (svn). @@ -44,11 +45,11 @@ scm_version() # Check for git and a git repo. if test -z "$(git rev-parse --show-cdup 2>/dev/null)" && - head=`git rev-parse --verify --short HEAD 2>/dev/null`; then + head=$(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 [ -z "$(git describe --exact-match 2>/dev/null)" ]; then # If only the short version is requested, don't bother # running further git commands @@ -58,7 +59,7 @@ scm_version() fi # If we are past a tagged commit (like # "v2.6.30-rc5-302-g72357d5"), we pretty print it. - if atag="`git describe 2>/dev/null`"; then + if atag="$(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}. @@ -69,11 +70,19 @@ scm_version() # Is this git on svn? if git config --get svn-remote.svn.url >/dev/null; then - printf -- '-svn%s' "`git svn find-rev $head`" + printf -- '-svn%s' "$(git svn find-rev $head)" fi - # Check for uncommitted changes - if git diff-index --name-only HEAD | grep -qv "^scripts/package"; then + # Check for uncommitted changes. + # First, with git-status, but --no-optional-locks is only + # supported in git >= 2.14, so fall back to git-diff-index if + # it fails. Note that git-diff-index does not refresh the + # index, so it may give misleading results. See + # git-update-index(1), git-diff-index(1), and git-status(1). + if { + git --no-optional-locks status -uno --porcelain 2>/dev/null || + git diff-index --name-only HEAD + } | grep -qvE '^(.. )?scripts/package'; then printf '%s' -dirty fi @@ -82,15 +91,15 @@ scm_version() fi # Check for mercurial and a mercurial repo. - if test -d .hg && hgid=`hg id 2>/dev/null`; then + if test -d .hg && hgid=$(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}'` + 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` + tag=$(printf '%s' "$hgid" | cut -d' ' -f2) if [ -z "$tag" -o "$tag" = tip ]; then - id=`printf '%s' "$hgid" | sed 's/[+ ].*//'` + id=$(printf '%s' "$hgid" | sed 's/[+ ].*//') printf '%s%s' -hg "$id" fi fi @@ -106,8 +115,8 @@ scm_version() fi # Check for svn and a svn repo. - if rev=`LANG= LC_ALL= LC_MESSAGES=C svn info 2>/dev/null | grep '^Last Changed Rev'`; then - rev=`echo $rev | awk '{print $NF}'` + if rev=$(LANG= LC_ALL= LC_MESSAGES=C svn info 2>/dev/null | grep '^Last Changed Rev'); then + rev=$(echo $rev | awk '{print $NF}') printf -- '-svn%s' "$rev" # All done with svn @@ -117,7 +126,7 @@ scm_version() collect_files() { - local file res + local file res= for file; do case "$file" in @@ -142,12 +151,12 @@ fi if test -e include/config/auto.conf; then # We are interested only in CONFIG_LOCALVERSION and - # CONFIG_LOCALVERSION_AUTO, so extract these in a safe - # way (i.e. w/o sourcing auto.conf) + # CONFIG_LOCALVERSION_AUTO, so extract these in a safe + # way (i.e. w/o sourcing auto.conf) CONFIG_LOCALVERSION=`cat include/config/auto.conf | awk -F '=' '/^CONFIG_LOCALVERSION=/ {print $2}'` CONFIG_LOCALVERSION_AUTO=`cat include/config/auto.conf | awk -F '=' '/^CONFIG_LOCALVERSION_AUTO=/ {print $2}'` else - echo "Error: kernelrelease not valid - run 'make prepare' to update it" + echo "Error: kernelrelease not valid - run 'make prepare' to update it" >&2 exit 1 fi |