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1 | # inet_ntop.m4 serial 13 |
2 | dnl Copyright (C) 2005-2006, 2008-2011 Free Software Foundation, Inc. | |
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3 | dnl This file is free software; the Free Software Foundation |
4 | dnl gives unlimited permission to copy and/or distribute it, | |
5 | dnl with or without modifications, as long as this notice is preserved. | |
6 | ||
a927b6c1 | 7 | AC_DEFUN([gl_FUNC_INET_NTOP], |
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8 | [ |
9 | dnl Persuade Solaris <arpa/inet.h> to declare inet_ntop. | |
10 | AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) | |
11 | ||
12 | gl_REPLACE_ARPA_INET_H | |
13 | ||
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14 | dnl Most platforms that provide inet_ntop define it in libc. |
15 | dnl Solaris 8..10 provide inet_ntop in libnsl instead. | |
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16 | gl_save_LIBS=$LIBS |
17 | AC_SEARCH_LIBS([inet_ntop], [nsl], [], | |
18 | [AC_REPLACE_FUNCS([inet_ntop])]) | |
19 | LIBS=$gl_save_LIBS | |
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20 | INET_NTOP_LIB= |
21 | if test "$ac_cv_search_inet_ntop" != "no" && | |
22 | test "$ac_cv_search_inet_ntop" != "none required"; then | |
23 | INET_NTOP_LIB="$ac_cv_search_inet_ntop" | |
24 | fi | |
25 | AC_SUBST([INET_NTOP_LIB]) | |
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26 | |
27 | gl_PREREQ_INET_NTOP | |
28 | ]) | |
29 | ||
30 | # Prerequisites of lib/inet_ntop.c. | |
31 | AC_DEFUN([gl_PREREQ_INET_NTOP], [ | |
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32 | AC_CHECK_HEADERS_ONCE([netdb.h]) |
33 | AC_CHECK_DECLS([inet_ntop],,, | |
34 | [#include <arpa/inet.h> | |
35 | #if HAVE_NETDB_H | |
36 | # include <netdb.h> | |
37 | #endif | |
38 | ]) | |
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39 | if test $ac_cv_have_decl_inet_ntop = no; then |
40 | HAVE_DECL_INET_NTOP=0 | |
41 | fi | |
42 | AC_REQUIRE([gl_SOCKET_FAMILIES]) | |
43 | AC_REQUIRE([AC_C_RESTRICT]) | |
44 | ]) |