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16 lines
532 B
Plaintext
16 lines
532 B
Plaintext
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dnl --------------------------------------------------------------------------
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dnl PA_ADD_CFLAGS()
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dnl
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dnl Attempt to add the given option to CFLAGS, if it doesn't break compilation
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dnl --------------------------------------------------------------------------
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AC_DEFUN(PA_ADD_CFLAGS,
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[AC_MSG_CHECKING([if $CC accepts $1])
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pa_add_cflags__old_cflags="$CFLAGS"
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CFLAGS="$CFLAGS $1"
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AC_TRY_LINK([#include <stdio.h>],
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[printf("Hello, World!\n");],
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AC_MSG_RESULT([yes]),
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AC_MSG_RESULT([no])
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CFLAGS="$pa_add_cflags__old_cflags")])
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