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basic/architecture: Properly set LIB_ARCH_TUPLE for x32

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On x86_64, there are two possible ABIs and hence values for
LIB_ARCH_TUPLE. The convential 64-bit type and the 32-bit
variant, called x32. The latter can be detected by checking
whether __ILP32__ is defined.
This commit is contained in:
John Paul Adrian Glaubitz 2017-03-02 01:50:36 +01:00
parent 4317cf9026
commit 4c7c70c7c2
1 changed files with 5 additions and 1 deletions
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6
src/basic/architecture.h
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@ -79,7 +79,11 @@ int uname_architecture(void);
#if defined(__x86_64__)
# define native_architecture() ARCHITECTURE_X86_64
# define LIB_ARCH_TUPLE "x86_64-linux-gnu"
# if defined(__ILP32__)
# define LIB_ARCH_TUPLE "x86_64-linux-gnux32"
# else
# define LIB_ARCH_TUPLE "x86_64-linux-gnu"
# endif
# define SECONDARY_ARCHITECTURE ARCHITECTURE_X86
#elif defined(__i386__)
# define native_architecture() ARCHITECTURE_X86