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-rw-r--r--Help/release/dev/ExternalProject_stash_save_all.rst5
-rw-r--r--Modules/ExternalProject.cmake24
2 files changed, 12 insertions, 17 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 0fbf7c3..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
)
@@ -1631,20 +1636,6 @@ function(_ep_add_mkdir_command name)
endfunction()
-function(_ep_get_git_version git_EXECUTABLE git_version_var)
- if(git_EXECUTABLE)
- execute_process(
- COMMAND "${git_EXECUTABLE}" --version
- OUTPUT_VARIABLE ov
- ERROR_VARIABLE ev
- OUTPUT_STRIP_TRAILING_WHITESPACE
- )
- string(REGEX REPLACE "^git version (.+)$" "\\1" version "${ov}")
- set(${git_version_var} "${version}" PARENT_SCOPE)
- endif()
-endfunction()
-
-
function(_ep_is_dir_empty dir empty_var)
file(GLOB gr "${dir}/*")
if("${gr}" STREQUAL "")
@@ -1747,8 +1738,7 @@ function(_ep_add_download_command name)
# The git submodule update '--recursive' flag requires git >= v1.6.5
#
- _ep_get_git_version("${GIT_EXECUTABLE}" git_version)
- if(git_version VERSION_LESS 1.6.5)
+ if(GIT_VERSION_STRING VERSION_LESS 1.6.5)
message(FATAL_ERROR "error: git version 1.6.5 or later required for 'git submodule update --recursive': git_version='${git_version}'")
endif()