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CMakeLists.txt: use git only when in repository

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Allow building fastfetch from tarballs with -DPROJECT_VERSION and
-DPROJECT_VERSION_MAJOR options.
This commit is contained in:
Anna “CyberTailor”
2022-02-21 11:54:14 +05:00
parent 109026211c
commit 415c097489
1 changed files with 18 additions and 14 deletions
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CMakeLists.txt
+18 -14
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@@ -24,21 +24,25 @@ endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wconversion")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-Wl,-O3")
execute_process(
COMMAND git rev-list --count HEAD
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_REV_LIST
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND git rev-parse --short HEAD
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_REV_PARSE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
set(PROJECT_VERSION "r0.0" CACHE STRING "Full version")
set(PROJECT_VERSION_MAJOR "0" CACHE STRING "Major version")
if (EXISTS "${CMAKE_SOURCE_DIR}/.git")
execute_process(
COMMAND git rev-list --count HEAD
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_REV_LIST
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND git rev-parse --short HEAD
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_REV_PARSE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
set(PROJECT_VERSION "r${GIT_REV_LIST}.${GIT_REV_PARSE}")
set(PROJECT_VERSION_MAJOR "${GIT_REV_LIST}")
set(PROJECT_VERSION "r${GIT_REV_LIST}.${GIT_REV_PARSE}")
set(PROJECT_VERSION_MAJOR "${GIT_REV_LIST}")
endif()
function(fastfetch_load_text FILENAME OUTVAR)
file(READ "${FILENAME}" TEMP)