1 files changed, 33 insertions, 0 deletions

diff --git a/scripts/get_version.sh b/scripts/get_version.sh
new file mode 100755
index 000000000..00f418f3c
--- /dev/null
+++ b/scripts/get_version.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+# Gets the version number from git, or from the contents of .version
+VERSION=
+if test -f ".version"; then
+  VERSION=$(cat .version)
+fi
+if [ -e ./.git ]; then
+  # With sparse checkouts, we have a .git dir but possibly no tags
+  gitver=$(git describe --tags 2>/dev/null || echo no-git-version)
+  if test "$gitver" != "no-git-version"; then
+    VERSION=${gitver#v}
+    echo "$VERSION" > .version
+  fi
+fi
+if test "x$VERSION" = "x"; then
+  VERSION="unknown"
+fi
+case $1 in
+"--major")
+  echo "$VERSION" | sed 's/\(^[0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1/g'
+  ;;
+"--minor")
+  echo "$VERSION" | sed 's/\(^[0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\2/g'
+  ;;
+"--micro")
+  echo "$VERSION" | sed 's/\(^[0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\3/g'
+  ;;
+"--git")
+  echo "$VERSION" | sed 's/\(^[0-9]*\)\.\([0-9]*\)\.\([0-9]*\)\(.*\)/\4/g'
+  ;;
+*)
+  echo "$VERSION"
+esac