| | 1 | # netdb_h.m4 serial 11 |
| | 2 | dnl Copyright (C) 2008-2014 Free Software Foundation, Inc. |
| | 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 | AC_DEFUN([gl_HEADER_NETDB], |
| | 8 | [ |
| | 9 | AC_REQUIRE([gl_NETDB_H_DEFAULTS]) |
| | 10 | gl_CHECK_NEXT_HEADERS([netdb.h]) |
| | 11 | if test $ac_cv_header_netdb_h = yes; then |
| | 12 | HAVE_NETDB_H=1 |
| | 13 | else |
| | 14 | HAVE_NETDB_H=0 |
| | 15 | fi |
| | 16 | AC_SUBST([HAVE_NETDB_H]) |
| | 17 | |
| | 18 | dnl Check for declarations of anything we want to poison if the |
| | 19 | dnl corresponding gnulib module is not in use. |
| | 20 | gl_WARN_ON_USE_PREPARE([[#include <netdb.h>]], |
| | 21 | [getaddrinfo freeaddrinfo gai_strerror getnameinfo]) |
| | 22 | ]) |
| | 23 | |
| | 24 | AC_DEFUN([gl_NETDB_MODULE_INDICATOR], |
| | 25 | [ |
| | 26 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only. |
| | 27 | AC_REQUIRE([gl_NETDB_H_DEFAULTS]) |
| | 28 | gl_MODULE_INDICATOR_SET_VARIABLE([$1]) |
| | 29 | dnl Define it also as a C macro, for the benefit of the unit tests. |
| | 30 | gl_MODULE_INDICATOR_FOR_TESTS([$1]) |
| | 31 | ]) |
| | 32 | |
| | 33 | AC_DEFUN([gl_NETDB_H_DEFAULTS], |
| | 34 | [ |
| | 35 | GNULIB_GETADDRINFO=0; AC_SUBST([GNULIB_GETADDRINFO]) |
| | 36 | dnl Assume proper GNU behavior unless another module says otherwise. |
| | 37 | HAVE_STRUCT_ADDRINFO=1; AC_SUBST([HAVE_STRUCT_ADDRINFO]) |
| | 38 | HAVE_DECL_FREEADDRINFO=1; AC_SUBST([HAVE_DECL_FREEADDRINFO]) |
| | 39 | HAVE_DECL_GAI_STRERROR=1; AC_SUBST([HAVE_DECL_GAI_STRERROR]) |
| | 40 | HAVE_DECL_GETADDRINFO=1; AC_SUBST([HAVE_DECL_GETADDRINFO]) |
| | 41 | HAVE_DECL_GETNAMEINFO=1; AC_SUBST([HAVE_DECL_GETNAMEINFO]) |
| | 42 | REPLACE_GAI_STRERROR=0; AC_SUBST([REPLACE_GAI_STRERROR]) |
| | 43 | ]) |
HCoop / bpt / guile.git / blame_incremental