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cmake: check essential headers even when building with SDL_LIBC=OFF

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Anonymous Maarten
2022-11-26 02:05:22 +01:00
committed by Anonymous Maarten
parent 9d7e4a7d6e
commit 5151cbf4d1
1 changed files with 12 additions and 5 deletions
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17
CMakeLists.txt
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@@ -1156,11 +1156,18 @@ if(SDL_LIBC)
check_struct_has_member("struct sigaction" "sa_sigaction" "signal.h" HAVE_SA_SIGACTION)
endif()
else()
if(WINDOWS)
set(HAVE_STDARG_H 1)
set(HAVE_STDDEF_H 1)
check_include_file(stdint.h HAVE_STDINT_H)
endif()
set(headers
stdarg.h
stddef.h
stdint.h
)
foreach(_HEADER ${headers})
string(TOUPPER "${_HEADER}" HEADER_IDENTIFIER)
string(REGEX REPLACE "[./]" "_" HEADER_IDENTIFIER "${HEADER_IDENTIFIER}")
set(LIBC_HAS_VAR "LIBC_HAS_${HEADER_IDENTIFIER}")
check_include_file("${_HEADER}" "${LIBC_HAS_VAR}")
set(HAVE_${HEADER_IDENTIFIER} ${${LIBC_HAS_VAR}})
endforeach()
endif()