11b35193 |
1 | # aclocal.m4 - package-specific macros for autoconf |
2 | # |
d942707d |
3 | # This file is |
4 | # Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> |
5 | # |
6 | # It is part of adns, which is |
7 | # Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> |
8 | # Copyright (C) 1999 Tony Finch <dot@dotat.at> |
9 | # |
11b35193 |
10 | # This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson |
11 | # |
12 | # This program is free software; you can redistribute it and/or modify |
13 | # it under the terms of the GNU General Public License as published by |
14 | # the Free Software Foundation; either version 2, or (at your option) |
15 | # any later version. |
16 | # |
17 | # This program is distributed in the hope that it will be useful, |
18 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | # GNU General Public License for more details. |
21 | # |
22 | # You should have received a copy of the GNU General Public License |
23 | # along with this program; if not, write to the Free Software Foundation, |
24 | # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
25 | |
26 | dnl DPKG_CACHED_TRY_COMPILE(<description>,<cachevar>,<include>,<program>,<ifyes>,<ifno>) |
27 | define(DPKG_CACHED_TRY_COMPILE,[ |
28 | AC_MSG_CHECKING($1) |
29 | AC_CACHE_VAL($2,[ |
30 | AC_TRY_COMPILE([$3],[$4],[$2=yes],[$2=no]) |
31 | ]) |
32 | if test "x$$2" = xyes; then |
33 | true |
34 | $5 |
35 | else |
36 | true |
37 | $6 |
38 | fi |
39 | ]) |
40 | |
41 | define(ADNS_C_GCCATTRIB,[ |
42 | DPKG_CACHED_TRY_COMPILE(__attribute__((,,)),adns_cv_c_attribute_supported,, |
43 | [extern int testfunction(int x) __attribute__((,,))], |
44 | AC_MSG_RESULT(yes) |
45 | AC_DEFINE(HAVE_GNUC25_ATTRIB) |
46 | DPKG_CACHED_TRY_COMPILE(__attribute__((noreturn)),adns_cv_c_attribute_noreturn,, |
47 | [extern int testfunction(int x) __attribute__((noreturn))], |
48 | AC_MSG_RESULT(yes) |
49 | AC_DEFINE(HAVE_GNUC25_NORETURN), |
50 | AC_MSG_RESULT(no)) |
51 | DPKG_CACHED_TRY_COMPILE(__attribute__((const)),adns_cv_c_attribute_const,, |
52 | [extern int testfunction(int x) __attribute__((const))], |
53 | AC_MSG_RESULT(yes) |
54 | AC_DEFINE(HAVE_GNUC25_CONST), |
55 | AC_MSG_RESULT(no)) |
56 | DPKG_CACHED_TRY_COMPILE(__attribute__((format...)),adns_cv_attribute_format,, |
57 | [extern int testfunction(char *y, ...) __attribute__((format(printf,1,2)))], |
58 | AC_MSG_RESULT(yes) |
59 | AC_DEFINE(HAVE_GNUC25_PRINTFFORMAT), |
60 | AC_MSG_RESULT(no)), |
61 | AC_MSG_RESULT(no)) |
62 | ]) |
8b5269f2 |
63 | |
64 | define(ADNS_C_GETFUNC,[ |
65 | AC_CHECK_FUNC([$1],,[ |
66 | AC_CHECK_LIB([$2],[$1],[$3],[ |
67 | AC_MSG_ERROR([cannot find library function $1]) |
68 | ]) |
69 | ]) |
70 | ]) |