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cmake: Fix va_copy detection

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va_copy is defined by the standard as a macro, so check_function_exists
will not detect it; check_symbol_exists will.

Fixes #528.
This commit is contained in:
Luca Niccoli 2023-04-30 13:02:31 +02:00 committed by Nick Wellnhofer
parent fa993130f9
commit fdc9cfaa14
1 changed files with 2 additions and 2 deletions
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4
CMakeLists.txt
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@ -169,8 +169,8 @@ if (NOT MSVC)
check_include_files(sys/timeb.h HAVE_SYS_TIMEB_H)
check_include_files(sys/time.h HAVE_SYS_TIME_H)
check_include_files(unistd.h HAVE_UNISTD_H)
check_function_exists(va_copy HAVE_VA_COPY)
check_function_exists(__va_copy HAVE___VA_COPY)
check_symbol_exists(va_copy stdarg.h HAVE_VA_COPY)
check_symbol_exists(__va_copy stdarg.h HAVE___VA_COPY)
set(LT_OBJDIR ".libs/")
check_c_source_compiles("
#include <stdarg.h>