mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-11-27 11:43:37 +08:00
2c0bbb0f82
This reverts commit 2cc4437567.
As pointed out to me, it is safer to use the SHA directly to ~guarantee
the remote resource hasn't changed.
78 lines
3.1 KiB
CMake
78 lines
3.1 KiB
CMake
# PCRE2 needs some settings.
|
|
set(PCRE2_WIDTH ${WCHAR_T_BITS})
|
|
set(PCRE2_BUILD_PCRE2_8 OFF CACHE BOOL "Build 8bit PCRE2 library")
|
|
set(PCRE2_BUILD_PCRE2_${PCRE2_WIDTH} ON CACHE BOOL "Build ${PCRE2_WIDTH}bit PCRE2 library")
|
|
set(PCRE2_SHOW_REPORT OFF CACHE BOOL "Show the final configuration report")
|
|
set(PCRE2_BUILD_TESTS OFF CACHE BOOL "Build tests")
|
|
set(PCRE2_BUILD_PCRE2GREP OFF CACHE BOOL "Build pcre2grep")
|
|
|
|
set(PCRE2_MIN_VERSION 10.21)
|
|
|
|
# Look for a system-installed PCRE2.
|
|
find_library(SYS_PCRE2_LIB pcre2-${PCRE2_WIDTH})
|
|
find_path(SYS_PCRE2_INCLUDE_DIR pcre2.h)
|
|
|
|
# We can either use the system-installed PCRE or our bundled version.
|
|
# This is controlled by the cache variable FISH_USE_SYSTEM_PCRE2.
|
|
# Here we compute the default value for that variable.
|
|
if ((APPLE) AND (MAC_CODESIGN_ID))
|
|
# On Mac, a codesigned fish will refuse to load a non-codesigned PCRE2
|
|
# (e.g. from Homebrew) so default to bundled PCRE2.
|
|
set(USE_SYS_PCRE2_DEFAULT OFF)
|
|
elseif((NOT SYS_PCRE2_LIB) OR (NOT SYS_PCRE2_INCLUDE_DIR))
|
|
# We did not find system PCRE2, so default to bundled.
|
|
set(USE_SYS_PCRE2_DEFAULT OFF)
|
|
else()
|
|
# Default to using the system PCRE2, which was found.
|
|
set(USE_SYS_PCRE2_DEFAULT ON)
|
|
endif()
|
|
|
|
set(FISH_USE_SYSTEM_PCRE2 ${USE_SYS_PCRE2_DEFAULT} CACHE BOOL
|
|
"Use PCRE2 from the system, instead of fetching and building it")
|
|
|
|
if(FISH_USE_SYSTEM_PCRE2)
|
|
set(PCRE2_LIB "${SYS_PCRE2_LIB}")
|
|
set(PCRE2_INCLUDE_DIR "${SYS_PCRE2_INCLUDE_DIR}")
|
|
message(STATUS "Using system PCRE2 library ${PCRE2_INCLUDE_DIR}")
|
|
else()
|
|
include(FetchContent RESULT_VARIABLE HAVE_FetchContent)
|
|
if (${HAVE_FetchContent} STREQUAL "NOTFOUND")
|
|
message(FATAL_ERROR "Please install PCRE2 headers, or CMake >= 3.11 so I can download PCRE")
|
|
endif()
|
|
set(CMAKE_TLS_VERIFY true)
|
|
set(PCRE2_REPO "https://github.com/PCRE2Project/pcre2.git")
|
|
|
|
message(STATUS "Fetching and configuring PCRE2 from ${PCRE2_REPO}")
|
|
Set(FETCHCONTENT_QUIET FALSE)
|
|
FetchContent_Declare(
|
|
pcre2
|
|
GIT_REPOSITORY ${PCRE2_REPO}
|
|
GIT_TAG "72669190cb947f0cac1d038a8bb1820da59ef447" # tag: pcre2-10.36
|
|
GIT_SHALLOW ON
|
|
GIT_PROGRESS TRUE
|
|
)
|
|
# Don't try FetchContent_MakeAvailable, there's no way to add EXCLUDE_FROM_ALL
|
|
# so we end up installing all of PCRE2 including its headers, man pages, etc.
|
|
FetchContent_GetProperties(pcre2)
|
|
if (NOT pcre2_POPULATED)
|
|
# If GIT_WORK_TREE is set (by user or by git itself with e.g. git rebase), it
|
|
# will override the git directory which CMake tries to apply in FetchContent_Populate,
|
|
# resulting in a failed checkout.
|
|
# Ensure it is not set.
|
|
unset(ENV{GIT_WORK_TREE})
|
|
unset(ENV{GIT_DIR})
|
|
FetchContent_Populate(pcre2)
|
|
add_subdirectory(${pcre2_SOURCE_DIR} ${pcre2_BINARY_DIR} EXCLUDE_FROM_ALL)
|
|
endif()
|
|
|
|
set(PCRE2_INCLUDE_DIR ${pcre2_BINARY_DIR})
|
|
set(PCRE2_LIB pcre2-${PCRE2_WIDTH})
|
|
|
|
# Disable -Wunused-macros inside PCRE2, as it is noisy.
|
|
get_target_property(PCRE2_COMPILE_OPTIONS ${PCRE2_LIB} COMPILE_OPTIONS)
|
|
list(REMOVE_ITEM PCRE2_COMPILE_OPTIONS "-Wunused-macros")
|
|
set_property(TARGET ${PCRE2_LIB} PROPERTY COMPILE_OPTIONS ${PCRE2_COMPILE_OPTIONS})
|
|
|
|
endif(FISH_USE_SYSTEM_PCRE2)
|
|
include_directories(${PCRE2_INCLUDE_DIR})
|