diff options
Diffstat (limited to 'm4/mhd_find_add_cc_cflag.m4')
-rw-r--r-- | m4/mhd_find_add_cc_cflag.m4 | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/m4/mhd_find_add_cc_cflag.m4 b/m4/mhd_find_add_cc_cflag.m4 index 7afc0f39..49c7bfff 100644 --- a/m4/mhd_find_add_cc_cflag.m4 +++ b/m4/mhd_find_add_cc_cflag.m4 | |||
@@ -33,38 +33,53 @@ | |||
33 | # and this notice are preserved. This file is offered as-is, without any | 33 | # and this notice are preserved. This file is offered as-is, without any |
34 | # warranty. | 34 | # warranty. |
35 | 35 | ||
36 | #serial 1 | 36 | #serial 2 |
37 | 37 | ||
38 | AC_DEFUN([MHD_FIND_ADD_CC_CFLAG],[dnl | 38 | AC_DEFUN([MHD_FIND_ADD_CC_CFLAG],[dnl |
39 | _MHD_FIND_ADD_CC_XFLAG([[CFLAGS]],$@)]) | 39 | _MHD_FIND_ADD_CC_XFLAG([[CFLAGS]],[],[],$@)]) |
40 | 40 | ||
41 | 41 | ||
42 | # SYNOPSIS | 42 | # SYNOPSIS |
43 | # | 43 | # |
44 | # _MHD_FIND_ADD_CC_XFLAG([CFLAGS|LDFLAGS], | 44 | # _MHD_FIND_ADD_CC_XFLAG([CFLAGS|LDFLAGS], |
45 | # [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND], | ||
45 | # [VARIABLE-TO-EXTEND], | 46 | # [VARIABLE-TO-EXTEND], |
46 | # [FLAG1-TO-TEST], [FLAG2-TO-TEST], ...) | 47 | # [FLAG1-TO-TEST], [FLAG2-TO-TEST], ...) |
47 | # | 48 | # |
48 | AC_DEFUN([_MHD_FIND_ADD_CC_XFLAG],[dnl | 49 | AC_DEFUN([_MHD_FIND_ADD_CC_XFLAG],[dnl |
49 | AC_PREREQ([2.64])dnl for m4_ifnblank | 50 | AC_PREREQ([2.64])dnl for m4_ifnblank |
50 | AC_LANG_ASSERT([C])dnl | 51 | AC_LANG_ASSERT([C])dnl |
51 | m4_if(m4_eval([$# >= 3]), [0], [m4_fatal([$0: Macro must have at least three parameters])])dnl | 52 | m4_if(m4_eval([$# >= 5]), [0], [m4_fatal([$0: Macro must have at least five parameters])])dnl |
52 | m4_ifblank([$3],[m4_fatal([$0: Third macro argument must not be empty])])dnl | 53 | m4_ifblank([$5],[m4_fatal([$0: Fifth macro argument must not be empty])])dnl |
54 | m4_ifnblank([$2$3],[m4_newline([m4_n([AS_UNSET([mhd_cc_found_flag])])])])dnl | ||
53 | m4_bmatch(_mhd_norm_expd([$1]), [^\(CFLAGS\|LDFLAGS\)$],[],dnl | 55 | m4_bmatch(_mhd_norm_expd([$1]), [^\(CFLAGS\|LDFLAGS\)$],[],dnl |
54 | [m4_fatal([$0: First macro argument must be either 'CFLAGS' or 'LDFLAGS; ']_mhd_norm_expd([$5])[' is not supported])])dnl | 56 | [m4_fatal([$0: First macro argument must be either 'CFLAGS' or 'LDFLAGS; ']_mhd_norm_expd([$1])[' is not supported])])dnl |
55 | m4_ifnblank([$2],[_MHD_FIND_ADD_CC_XFLAG_BODY($@)],dnl | 57 | m4_ifnblank([$4],[_MHD_FIND_ADD_CC_XFLAG_BODY(m4_ifnblank([$2$3],[mhd_cc_found_flag]),[$1],[$4],m4_shiftn([4],$@))],dnl |
56 | [_MHD_FIND_ADD_CC_XFLAG_BODY([$1],[$1],m4_shift2($@))])dnl | 58 | [_MHD_FIND_ADD_CC_XFLAG_BODY(m4_ifnblank([$2$3],[mhd_cc_found_flag]),[$1],[$1],m4_shiftn([4],$@))])dnl |
59 | m4_ifnblank([$2$3],[ | ||
60 | AS_IF([test -n "${mhd_cc_found_flag}"],[$2],[$3]) | ||
61 | AS_UNSET([mhd_cc_found_flag]) | ||
62 | ])dnl | ||
63 | ])dnl | ||
57 | ]) | 64 | ]) |
58 | 65 | ||
59 | 66 | ||
67 | # SYNOPSIS | ||
68 | # | ||
69 | # _MHD_FIND_ADD_CC_XFLAG_BODY([VAR-TO-SET], | ||
70 | # [CFLAGS|LDFLAGS], | ||
71 | # [VARIABLE-TO-EXTEND], | ||
72 | # [FLAG1-TO-TEST], [FLAG2-TO-TEST], ...) | ||
73 | # | ||
60 | m4_define([_MHD_FIND_ADD_CC_XFLAG_BODY],[dnl | 74 | m4_define([_MHD_FIND_ADD_CC_XFLAG_BODY],[dnl |
61 | m4_version_prereq([2.64])dnl for m4_ifnblank | 75 | m4_version_prereq([2.64])dnl for m4_ifnblank |
62 | m4_if([$#],[0],[m4_fatal([$0: no parameters])])dnl | 76 | m4_if([$#],[0],[m4_fatal([$0: no parameters])])dnl |
63 | m4_bmatch(_mhd_norm_expd([$1]),[^\(CFLAGS\|LDFLAGS\)$],[],dnl | 77 | m4_bmatch(_mhd_norm_expd([$2]),[^\(CFLAGS\|LDFLAGS\)$],[],dnl |
64 | [m4_fatal([$0: First macro argument must be either 'CFLAGS' or 'LDFLAGS; ']_mhd_norm_expd([$5])[' is not supported])])dnl | 78 | [m4_fatal([$0: Second macro argument must be either 'CFLAGS' or 'LDFLAGS; ']_mhd_norm_expd([$2])[' is not supported])])dnl |
65 | m4_if([$#],[1],[m4_fatal([$0: not enough parameters])])dnl | 79 | m4_if([$#],[1],[m4_fatal([$0: not enough parameters])])dnl |
66 | m4_if([$#],[2],[m4_fatal([$0: not enough parameters])])dnl | 80 | m4_if([$#],[2],[m4_fatal([$0: not enough parameters])])dnl |
67 | m4_if([$#],[3],[m4_ifnblank([$3],[_MHD_CHECK_ADD_CC_XFLAG([$3],[$2],[],[],[$1])])], | 81 | m4_if([$#],[3],[m4_fatal([$0: not enough parameters])])dnl |
68 | [m4_ifnblank([$3],[_MHD_CHECK_ADD_CC_XFLAG([$3],[$2],[],[$0([$1],[$2],m4_shift3($@))],[$1])], | 82 | m4_if([$#],[4],[m4_ifnblank([$4],[_MHD_CHECK_ADD_CC_XFLAG([$4],[$3],m4_ifnblank([$1],[$1="_mhd_norm_expd([$4])"]),[],[$2])])], |
69 | [$0([$1],[$2],m4_shift3($@))])])dnl | 83 | [m4_ifnblank([$4],[_MHD_CHECK_ADD_CC_XFLAG([$4],[$3],m4_ifnblank([$1],[$1="_mhd_norm_expd([$4])"]),[$0([$1],[$2],[$3],m4_shiftn([4],$@))],[$2])], |
84 | [$0([$1],[$2],[$3],m4_shiftn([4],$@))])])dnl | ||
70 | ]) | 85 | ]) |