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configure: Use cppflags check helper functions where appropriate

This commit is contained in:
Diego Biurrun 2017-01-20 15:29:07 +01:00
parent 0ce3761c78
commit 71a49fe25f
1 changed files with 4 additions and 10 deletions
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14
configure vendored
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@ -3774,18 +3774,12 @@ add_cppflags -D_ISOC99_SOURCE
# some compilers silently accept -std=c11, so we also need to check that the
# version macro is defined properly
if test_cflags_cpp -std=c11 "__STDC_VERSION__ >= 201112L"; then
add_cflags -std=c11
else
check_cpp_condition stdlib.h "__STDC_VERSION__ >= 201112L" -std=c11 &&
add_cflags -std=c11 ||
check_cflags -std=c99
fi
check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
#include <stdlib.h>
EOF
check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
#include <stdlib.h>
EOF
check_cppflags -D_FILE_OFFSET_BITS=64
check_cppflags -D_LARGEFILE_SOURCE
add_host_cppflags -D_ISOC99_SOURCE
check_host_cflags -std=c99