CMake: replace check_function_exists() with check_symbol_exists() (#1053)

This commit is contained in:
ManoloFLTK 2024-08-31 16:59:03 +02:00
parent dd819a118c
commit 1da9438a1c
2 changed files with 14 additions and 17 deletions

View File

@ -424,7 +424,7 @@ option(FLTK_USE_POLL "use poll if available" OFF)
mark_as_advanced(FLTK_USE_POLL)
if(FLTK_USE_POLL)
check_function_exists(poll USE_POLL)
check_symbol_exists(poll "poll.h" USE_POLL)
endif(FLTK_USE_POLL)
#######################################################################
@ -699,7 +699,7 @@ if(OPENGL_FOUND)
# check if function glXGetProcAddressARB exists
set(TEMP_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
set(CMAKE_REQUIRED_LIBRARIES ${OPENGL_LIBRARIES})
check_function_exists(glXGetProcAddressARB HAVE_GLXGETPROCADDRESSARB)
check_symbol_exists(glXGetProcAddressARB "glx.h" HAVE_GLXGETPROCADDRESSARB)
set(CMAKE_REQUIRED_LIBRARIES ${TEMP_REQUIRED_LIBRARIES})
unset(TEMP_REQUIRED_LIBRARIES)
endif(OPENGL_FOUND)

View File

@ -29,9 +29,6 @@ set(CMAKE_REQUIRED_QUIET 1)
include(CheckIncludeFiles)
include(CheckSymbolExists)
# FIXME: replace check_function_exists() with check_symbol_exists()
# FIXME: ... and remove the next line when done (Issue #1049)
include(CheckFunctionExists)
macro(fl_find_header VAR HEADER)
check_include_files("${HEADER}" ${VAR})
@ -257,40 +254,40 @@ if(HAVE_DLFCN_H)
endif(HAVE_DLFCN_H)
set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_DL_LIBS})
check_function_exists(dlsym HAVE_DLSYM)
check_symbol_exists(dlsym "dlfcn.h" HAVE_DLSYM)
set(CMAKE_REQUIRED_LIBRARIES)
check_function_exists(localeconv HAVE_LOCALECONV)
check_symbol_exists(localeconv "locale.h" HAVE_LOCALECONV)
if(LIB_png)
set(CMAKE_REQUIRED_LIBRARIES ${LIB_png})
check_function_exists(png_get_valid HAVE_PNG_GET_VALID)
check_function_exists(png_set_tRNS_to_alpha HAVE_PNG_SET_TRNS_TO_ALPHA)
check_symbol_exists(png_get_valid "png.h" HAVE_PNG_GET_VALID)
check_symbol_exists(png_set_tRNS_to_alpha "png.h" HAVE_PNG_SET_TRNS_TO_ALPHA)
set(CMAKE_REQUIRED_LIBRARIES)
endif(LIB_png)
check_function_exists(scandir HAVE_SCANDIR)
check_function_exists(snprintf HAVE_SNPRINTF)
check_symbol_exists(scandir "dirent.h" HAVE_SCANDIR)
check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
# not really true but we convert strcasecmp calls to _stricmp calls in flstring.h
if(MSVC)
set(HAVE_STRCASECMP 1)
endif(MSVC)
check_function_exists(strcasecmp HAVE_STRCASECMP)
check_symbol_exists(strcasecmp "strings.h" HAVE_STRCASECMP)
check_function_exists(strlcat HAVE_STRLCAT)
check_function_exists(strlcpy HAVE_STRLCPY)
check_function_exists(vsnprintf HAVE_VSNPRINTF)
check_symbol_exists(strlcat "string.h" HAVE_STRLCAT)
check_symbol_exists(strlcpy "string.h" HAVE_STRLCPY)
check_symbol_exists(vsnprintf "stdio.h" HAVE_VSNPRINTF)
check_function_exists(setenv HAVE_SETENV)
check_symbol_exists(setenv "stdlib.h" HAVE_SETENV)
# Windows doesn't require '-lm' for trunc(), other platforms do
if(LIB_m AND NOT WIN32)
set(CMAKE_REQUIRED_LIBRARIES ${LIB_m})
endif()
check_symbol_exists(trunc "math.h" HAVE_TRUNC)
check_symbol_exists(trunc "math.h" HAVE_TRUNC)
set(CMAKE_REQUIRED_LIBRARIES)