mirror of https://github.com/xiph/flac
16 lines
470 B
Plaintext
16 lines
470 B
Plaintext
dnl @synopsis XIPH_ADD_CFLAGS
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dnl
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dnl Add the given option to CFLAGS, if it doesn't break the compiler
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AC_DEFUN([XIPH_ADD_CFLAGS],
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[AC_MSG_CHECKING([if $CC accepts $1])
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ac_add_cflags__old_cflags="$CFLAGS"
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CFLAGS="$1"
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[
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#include <stdio.h>
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]], [[puts("Hello, World!"); return 0;]])],[AC_MSG_RESULT(yes)
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CFLAGS="$ac_add_cflags__old_cflags $1"],[AC_MSG_RESULT(no)
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CFLAGS="$ac_add_cflags__old_cflags"
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])
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])# XIPH_ADD_CFLAGS
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