scripts/extra-version-git.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: (GPL-2.0-only OR LGPL-2.1-only)
   3
   4 # First argument is the path to the lttng modules sources.
   5 TOP_LTTNG_MODULES_DIR="$1"
   6
   7 GIT_VERSION="0"
   8
   9 if test -x "$(which git 2>&1;true)" && test -r "${TOP_LTTNG_MODULES_DIR}/.git"; then
  10         GIT_VERSION_STR="$(cd "${TOP_LTTNG_MODULES_DIR}" && git describe --tags --dirty 2> /dev/null)"
  11         GIT_CURRENT_TAG="$(cd "${TOP_LTTNG_MODULES_DIR}" && git describe --tags --exact-match --match="v[0-9]*" HEAD 2> /dev/null)"
  12
  13         GIT_VERSION="${GIT_VERSION_STR}"
  14
  15         if ! echo "${GIT_VERSION_STR}" | grep -- "-dirty" >/dev/null && test "x$GIT_CURRENT_TAG" != "x"; then
  16                 GIT_VERSION="0"
  17         fi
  18 fi
  19
  20 echo "${GIT_VERSION}"