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-rw-r--r--gl/m4/arpa_inet_h.m435
1 files changed, 26 insertions, 9 deletions
diff --git a/gl/m4/arpa_inet_h.m4 b/gl/m4/arpa_inet_h.m4
index ea69af5..fa5fe83 100644
--- a/gl/m4/arpa_inet_h.m4
+++ b/gl/m4/arpa_inet_h.m4
@@ -1,15 +1,15 @@
1# arpa_inet_h.m4 serial 13 1# arpa_inet_h.m4 serial 17
2dnl Copyright (C) 2006, 2008-2013 Free Software Foundation, Inc. 2dnl Copyright (C) 2006, 2008-2023 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation 3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 5dnl with or without modifications, as long as this notice is preserved.
6 6
7dnl Written by Simon Josefsson and Bruno Haible 7dnl Written by Simon Josefsson and Bruno Haible
8 8
9AC_DEFUN([gl_HEADER_ARPA_INET], 9AC_DEFUN_ONCE([gl_ARPA_INET_H],
10[ 10[
11 dnl Use AC_REQUIRE here, so that the default behavior below is expanded 11 dnl Ensure to expand the default settings once only, before all statements
12 dnl once only, before all statements that occur in other macros. 12 dnl that occur in other macros.
13 AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS]) 13 AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
14 14
15 AC_CHECK_HEADERS_ONCE([arpa/inet.h]) 15 AC_CHECK_HEADERS_ONCE([arpa/inet.h])
@@ -24,6 +24,8 @@ AC_DEFUN([gl_HEADER_ARPA_INET],
24 24
25 AC_REQUIRE([gl_FEATURES_H]) 25 AC_REQUIRE([gl_FEATURES_H])
26 26
27 gl_PREREQ_SYS_H_WS2TCPIP
28
27 dnl Check for declarations of anything we want to poison if the 29 dnl Check for declarations of anything we want to poison if the
28 dnl corresponding gnulib module is not in use. 30 dnl corresponding gnulib module is not in use.
29 gl_WARN_ON_USE_PREPARE([[ 31 gl_WARN_ON_USE_PREPARE([[
@@ -38,17 +40,32 @@ AC_DEFUN([gl_HEADER_ARPA_INET],
38 ]], [inet_ntop inet_pton]) 40 ]], [inet_ntop inet_pton])
39]) 41])
40 42
43# gl_ARPA_INET_MODULE_INDICATOR([modulename])
44# sets the shell variable that indicates the presence of the given module
45# to a C preprocessor expression that will evaluate to 1.
46# This macro invocation must not occur in macros that are AC_REQUIREd.
41AC_DEFUN([gl_ARPA_INET_MODULE_INDICATOR], 47AC_DEFUN([gl_ARPA_INET_MODULE_INDICATOR],
42[ 48[
43 dnl Use AC_REQUIRE here, so that the default settings are expanded once only. 49 dnl Ensure to expand the default settings once only.
44 AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS]) 50 gl_ARPA_INET_H_REQUIRE_DEFAULTS
45 gl_MODULE_INDICATOR_SET_VARIABLE([$1]) 51 gl_MODULE_INDICATOR_SET_VARIABLE([$1])
46]) 52])
47 53
54# Initializes the default values for AC_SUBSTed shell variables.
55# This macro must not be AC_REQUIREd. It must only be invoked, and only
56# outside of macros or in macros that are not AC_REQUIREd.
57AC_DEFUN([gl_ARPA_INET_H_REQUIRE_DEFAULTS],
58[
59 m4_defun(GL_MODULE_INDICATOR_PREFIX[_ARPA_INET_H_MODULE_INDICATOR_DEFAULTS], [
60 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_INET_NTOP])
61 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_INET_PTON])
62 ])
63 m4_require(GL_MODULE_INDICATOR_PREFIX[_ARPA_INET_H_MODULE_INDICATOR_DEFAULTS])
64 AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
65])
66
48AC_DEFUN([gl_ARPA_INET_H_DEFAULTS], 67AC_DEFUN([gl_ARPA_INET_H_DEFAULTS],
49[ 68[
50 GNULIB_INET_NTOP=0; AC_SUBST([GNULIB_INET_NTOP])
51 GNULIB_INET_PTON=0; AC_SUBST([GNULIB_INET_PTON])
52 dnl Assume proper GNU behavior unless another module says otherwise. 69 dnl Assume proper GNU behavior unless another module says otherwise.
53 HAVE_DECL_INET_NTOP=1; AC_SUBST([HAVE_DECL_INET_NTOP]) 70 HAVE_DECL_INET_NTOP=1; AC_SUBST([HAVE_DECL_INET_NTOP])
54 HAVE_DECL_INET_PTON=1; AC_SUBST([HAVE_DECL_INET_PTON]) 71 HAVE_DECL_INET_PTON=1; AC_SUBST([HAVE_DECL_INET_PTON])