Emeric Vigier | eebea67 | 2012-08-06 17:36:30 -0400 | [diff] [blame] | 1 | dnl @synopsis AC_ADD_CFLAGS |
2 | dnl | ||||
3 | dnl Add the given option to CFLAGS, if it doesn't break the compiler | ||||
4 | |||||
5 | AC_DEFUN([AC_ADD_CFLAGS], | ||||
6 | [AC_MSG_CHECKING([if $CC accepts $1]) | ||||
7 | ac_add_cflags__old_cflags="$CFLAGS" | ||||
8 | CFLAGS="$CFLAGS $1" | ||||
9 | AC_TRY_LINK([ | ||||
10 | #include <stdio.h> | ||||
11 | ], | ||||
12 | [puts("Hello, World!"); return 0;], | ||||
13 | AC_MSG_RESULT([yes]), | ||||
14 | AC_MSG_RESULT([no]) | ||||
15 | CFLAGS="$ac_add_cflags__old_cflags" | ||||
16 | ) | ||||
17 | ])# AC_ADD_CFLAGS |