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1 | # arpa_inet_h.m4 serial 14 |
2 | dnl Copyright (C) 2006, 2008-2019 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 | ||
7 | dnl Written by Simon Josefsson and Bruno Haible | |
8 | ||
9 | AC_DEFUN([gl_HEADER_ARPA_INET], | |
10 | [ | |
11 | dnl Use AC_REQUIRE here, so that the default behavior below is expanded | |
12 | dnl once only, before all statements that occur in other macros. | |
13 | AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS]) | |
14 | ||
15 | AC_CHECK_HEADERS_ONCE([arpa/inet.h]) | |
16 | if test $ac_cv_header_arpa_inet_h = yes; then | |
17 | HAVE_ARPA_INET_H=1 | |
18 | else | |
19 | HAVE_ARPA_INET_H=0 | |
20 | fi | |
21 | AC_SUBST([HAVE_ARPA_INET_H]) | |
22 | dnl <arpa/inet.h> is always overridden, because of GNULIB_POSIXCHECK. | |
23 | gl_CHECK_NEXT_HEADERS([arpa/inet.h]) | |
24 | ||
25 | AC_REQUIRE([gl_FEATURES_H]) | |
26 | ||
c0c3707f CB |
27 | gl_PREREQ_SYS_H_WS2TCPIP |
28 | ||
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29 | dnl Check for declarations of anything we want to poison if the |
30 | dnl corresponding gnulib module is not in use. | |
31 | gl_WARN_ON_USE_PREPARE([[ | |
32 | /* On some systems, this header is not self-consistent. */ | |
33 | #if !(defined __GLIBC__ || defined __UCLIBC__) | |
34 | # include <sys/socket.h> | |
35 | #endif | |
36 | #ifdef __TANDEM | |
37 | # include <netdb.h> | |
38 | #endif | |
39 | #include <arpa/inet.h> | |
40 | ]], [inet_ntop inet_pton]) | |
41 | ]) | |
42 | ||
43 | AC_DEFUN([gl_ARPA_INET_MODULE_INDICATOR], | |
44 | [ | |
45 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only. | |
46 | AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS]) | |
47 | gl_MODULE_INDICATOR_SET_VARIABLE([$1]) | |
48 | ]) | |
49 | ||
50 | AC_DEFUN([gl_ARPA_INET_H_DEFAULTS], | |
51 | [ | |
52 | GNULIB_INET_NTOP=0; AC_SUBST([GNULIB_INET_NTOP]) | |
53 | GNULIB_INET_PTON=0; AC_SUBST([GNULIB_INET_PTON]) | |
54 | dnl Assume proper GNU behavior unless another module says otherwise. | |
55 | HAVE_DECL_INET_NTOP=1; AC_SUBST([HAVE_DECL_INET_NTOP]) | |
56 | HAVE_DECL_INET_PTON=1; AC_SUBST([HAVE_DECL_INET_PTON]) | |
57 | REPLACE_INET_NTOP=0; AC_SUBST([REPLACE_INET_NTOP]) | |
58 | REPLACE_INET_PTON=0; AC_SUBST([REPLACE_INET_PTON]) | |
59 | ]) |