kbuild: append -dirty for updated but uncommited changes
[linux-2.6.git] / scripts / setlocalversion
1 #!/bin/sh
2 # Print additional version information for non-release trees.
3
4 usage() {
5         echo "Usage: $0 [srctree]" >&2
6         exit 1
7 }
8
9 cd "${1:-.}" || usage
10
11 # Check for git and a git repo.
12 if head=`git rev-parse --verify HEAD 2>/dev/null`; then
13         # Do we have an untagged version?
14         if git name-rev --tags HEAD | grep -E '^HEAD[[:space:]]+(.*~[0-9]*|undefined)$' > /dev/null; then
15                 printf '%s%s' -g `echo "$head" | cut -c1-8`
16         fi
17
18         # Are there uncommitted changes?
19         if git diff-index HEAD | read dummy; then
20                 printf '%s' -dirty
21         fi
22 fi