diff options
Diffstat (limited to 'scripts/setlocalversion')
| -rwxr-xr-x | scripts/setlocalversion | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/scripts/setlocalversion b/scripts/setlocalversion index 32c8554f394..46989b88d73 100755 --- a/scripts/setlocalversion +++ b/scripts/setlocalversion @@ -1,5 +1,13 @@ #!/bin/sh -# Print additional version information for non-release trees. +# +# 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: $0 [srctree]" >&2 @@ -10,12 +18,20 @@ cd "${1:-.}" || usage # Check for git and a git repo. if head=`git rev-parse --verify --short HEAD 2>/dev/null`; then - # Do we have an untagged tag? - if atag=`git describe 2>/dev/null`; then - echo "$atag" | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}' - # add -g${head}, if there is no usable tag - else - printf '%s%s' -g $head + + # If we are at a tagged commit (like "v2.6.30-rc6"), we ignore it, + # because this version is defined in the top level Makefile. + if [ -z "`git describe --exact-match 2>/dev/null`" ]; then + + # If we are past a tagged commit (like "v2.6.30-rc5-302-g72357d5"), + # we pretty print it. + if atag="`git describe 2>/dev/null`"; then + echo "$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? @@ -23,8 +39,10 @@ if head=`git rev-parse --verify --short HEAD 2>/dev/null`; then printf -- '-svn%s' "`git svn find-rev $head`" fi - # Are there uncommitted changes? - git update-index --refresh --unmerged > /dev/null + # 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 |