File: check_linker_flag.cmake

package info (click to toggle)
mariadb 1%3A11.8.3-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 772,520 kB
  • sloc: ansic: 2,414,714; cpp: 1,791,394; asm: 381,336; perl: 62,905; sh: 49,647; pascal: 40,897; java: 39,363; python: 20,791; yacc: 20,432; sql: 17,907; xml: 12,344; ruby: 8,544; cs: 6,542; makefile: 6,145; ada: 1,879; lex: 1,193; javascript: 996; objc: 80; tcl: 73; awk: 46; php: 22
file content (27 lines) | stat: -rw-r--r-- 1,062 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
 
include(CheckCXXSourceCompiles)

FUNCTION(MY_CHECK_AND_SET_LINKER_FLAG flag_to_set)
  # Let's avoid expensive compiler tests on Windows:
  IF(WIN32)
    RETURN()
  ENDIF()
  STRING(REGEX REPLACE "[-,= +]" "_" result "HAVE_LINK_FLAG_${flag_to_set}")
  SET(SAVE_CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
  STRING(REGEX REPLACE "^-Wno-" "-W" flag_to_check ${flag_to_set})
  SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${flag_to_check})
  CHECK_CXX_SOURCE_COMPILES("int main(void) { return 0; }" ${result})
  SET(CMAKE_REQUIRED_LIBRARIES "${SAVE_CMAKE_REQUIRED_LIBRARIES}")
  IF (${result})
    FOREACH(linktype SHARED MODULE EXE)
        IF(ARGN)
          FOREACH(type ${ARGN})
            SET(CMAKE_${linktype}_LINKER_FLAGS_${type}
              "${CMAKE_${linktype}_LINKER_FLAGS_${type}} ${flag_to_set}" PARENT_SCOPE)
          ENDFOREACH()
        ELSE()
          SET(CMAKE_${linktype}_LINKER_FLAGS
            "${CMAKE_${linktype}_LINKER_FLAGS} ${flag_to_set}" PARENT_SCOPE)
        ENDIF()
    ENDFOREACH()
  ENDIF()
ENDFUNCTION()