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-rw-r--r--Help/release/dev/ExternalProject_stash_save_all.rst5
-rw-r--r--Modules/ExternalProject.cmake7
2 files changed, 11 insertions, 1 deletions
diff --git a/Help/release/dev/ExternalProject_stash_save_all.rst b/Help/release/dev/ExternalProject_stash_save_all.rst
new file mode 100644
index 0000000..e00ed44
--- /dev/null
+++ b/Help/release/dev/ExternalProject_stash_save_all.rst
@@ -0,0 +1,5 @@
+ExternalProject_stash_save_all
+------------------------------
+
+* Use "git stash save --all" only if supported. The --all option for git-stash
+ wasn't introduced until git version 1.7.6.
diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake
index db61d23..90ceedf 100644
--- a/Modules/ExternalProject.cmake
+++ b/Modules/ExternalProject.cmake
@@ -646,6 +646,11 @@ endfunction()
function(_ep_write_gitupdate_script script_filename git_EXECUTABLE git_tag git_submodules git_repository work_dir)
+ if(NOT GIT_VERSION_STRING VERSION_LESS 1.7.6)
+ set(git_stash_save_options --all --quiet)
+ else()
+ set(git_stash_save_options --quiet)
+ endif()
file(WRITE ${script_filename}
"if(\"${git_tag}\" STREQUAL \"\")
message(FATAL_ERROR \"Tag for git checkout should not be empty.\")
@@ -724,7 +729,7 @@ if(error_code OR is_remote_ref OR NOT (\"\${tag_sha}\" STREQUAL \"\${head_sha}\"
# perform git pull --rebase
if(need_stash)
execute_process(
- COMMAND \"${git_EXECUTABLE}\" stash save --all --quiet
+ COMMAND \"${git_EXECUTABLE}\" stash save ${git_stash_save_options}
WORKING_DIRECTORY \"${work_dir}\"
RESULT_VARIABLE error_code
)