blob: 40ba8f6633daa4ad9680ff99acf70572f23e9a12 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
# netdb_h.m4 serial 7
dnl Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_HEADER_NETDB],
[
AC_REQUIRE([gl_NETDB_H_DEFAULTS])
AC_CHECK_HEADERS_ONCE([netdb.h])
gl_CHECK_NEXT_HEADERS([netdb.h])
if test $ac_cv_header_netdb_h = yes; then
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <netdb.h>
struct addrinfo a;
int b = EAI_OVERFLOW;
int c = AI_NUMERICSERV;
]])],
[NETDB_H=''], [NETDB_H='netdb.h'])
HAVE_NETDB_H=1
else
NETDB_H='netdb.h'
HAVE_NETDB_H=0
fi
AC_SUBST([HAVE_NETDB_H])
AC_SUBST([NETDB_H])
])
AC_DEFUN([gl_NETDB_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_NETDB_H_DEFAULTS])
gl_MODULE_INDICATOR_SET_VARIABLE([$1])
])
AC_DEFUN([gl_NETDB_H_DEFAULTS],
[
GNULIB_GETADDRINFO=0; AC_SUBST([GNULIB_GETADDRINFO])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_STRUCT_ADDRINFO=1; AC_SUBST([HAVE_STRUCT_ADDRINFO])
HAVE_DECL_FREEADDRINFO=1; AC_SUBST([HAVE_DECL_FREEADDRINFO])
HAVE_DECL_GAI_STRERROR=1; AC_SUBST([HAVE_DECL_GAI_STRERROR])
HAVE_DECL_GETADDRINFO=1; AC_SUBST([HAVE_DECL_GETADDRINFO])
HAVE_DECL_GETNAMEINFO=1; AC_SUBST([HAVE_DECL_GETNAMEINFO])
])
|
