2 # Not a shell script, but something intended to be sourced from shell scripts
4 # Check that (1) we have git (2) this is a git tree.
5 if ( which git >/dev/null 2>/dev/null && git describe >/dev/null 2>/dev/null )
14 AVAILABLE=`git_available_p`
15 if [ -f version.lisp-expr -a -z "$AVAILABLE" ]
17 # Relase tarball, leave version.lisp-expr alone.
19 elif [ -z "$AVAILABLE" ]
21 echo "Can't run 'git describe' and version.lisp-expr is missing." >&2
22 echo "To fix this, either install git or create a fake version.lisp-expr file." >&2
23 echo "You can create a fake version.lisp-expr file like this:" >&2
24 echo " \$ echo '\"1.0.99.999\"' > version.lisp-expr" >&2
28 version_head=`git rev-parse HEAD`
29 if [ -z "$SBCL_BUILDING_RELEASE_FROM" ]
31 version_root="origin/master"
33 version_root="$SBCL_BUILDING_RELEASE_FROM"
35 version_base=`git rev-parse "$version_root"`
36 version_tag=`git describe --tags --match="sbcl*" --abbrev=0 $version_base`
37 version_release=`echo $version_tag | sed -e 's/sbcl[_-]//' | sed -e 's/_/\./g'`
38 # Using wc -l instead of --count argument to rev-list because
39 # pre-1.7.2 Gits are still common out in the wilderness.
40 version_n_root=`git rev-list $version_base --not $version_tag | wc -l`
41 version_n_branch=`git rev-list HEAD --not $version_base | wc -l`
42 if [ -z "$NO_GIT_HASH_IN_VERSION" ]
44 version_hash="-`git rev-parse --short $version_head`"
48 if git diff HEAD --no-ext-diff --quiet --exit-code
52 version_dirty="-dirty"
54 # Now that we have all the pieces, put them together.
55 cat >version.lisp-expr <<EOF
56 ;;; This file is auto-generated using generate-version.sh. Every time
57 ;;; you re-run make.sh, this file will be overwritten if you are
58 ;;; working from a Git checkout.
60 if [ "$version_base" = "$version_head" ]
62 if [ "0" = "$version_n_root" ]
65 $version_release $version_dirty >>version.lisp-expr
67 printf "\"%s.%s%s%s\"\n" \
68 $version_release $version_n_root \
69 $version_hash $version_dirty >>version.lisp-expr
72 echo "base=$version_base"
73 echo "head=$version_head"
74 version_branchname=`git describe --contains --all HEAD`
75 printf "\"%s.%s.%s.%s%s%s\"\n" \
76 $version_release $version_n_root \
77 $version_branchname $version_n_branch \
78 $version_hash $version_dirty >>version.lisp-expr