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Diffstat (limited to 'm4/wget.m4')
| -rw-r--r-- | m4/wget.m4 | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/m4/wget.m4 b/m4/wget.m4 new file mode 100644 index 0000000..e0aaacf --- /dev/null +++ b/m4/wget.m4 @@ -0,0 +1,188 @@ +dnl Wget-specific Autoconf macros. +dnl Copyright (C) 1995-2011, 2018-2022 Free Software Foundation, Inc. + +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 3 of the License, or +dnl (at your option) any later version. + +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. + +dnl You should have received a copy of the GNU General Public License +dnl along with this program. If not, see <http://www.gnu.org/licenses/>. + +dnl Additional permission under GNU GPL version 3 section 7 + +dnl If you modify this program, or any covered work, by linking or +dnl combining it with the OpenSSL project's OpenSSL library (or a +dnl modified version of that library), containing parts covered by the +dnl terms of the OpenSSL or SSLeay licenses, the Free Software Foundation +dnl grants you additional permission to convey the resulting work. +dnl Corresponding Source for a non-source form of such a combination +dnl shall include the source code for the parts of OpenSSL used as well +dnl as that of the covered work. + +dnl ************************************************************ +dnl START OF IPv6 AUTOCONFIGURATION SUPPORT MACROS +dnl ************************************************************ + +AC_DEFUN([TYPE_STRUCT_SOCKADDR_IN6],[ + wget_have_sockaddr_in6= + AC_CHECK_TYPES([struct sockaddr_in6],[ + wget_have_sockaddr_in6=yes + ],[ + wget_have_sockaddr_in6=no + ],[ +#include <sys/types.h> +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +#ifdef HAVE_NETINET_IN_H +#include <netinet/in.h> +#endif +#ifdef HAVE_WINSOCK2_H +#include <winsock2.h> +#endif +#ifdef HAVE_WS2TCPIP_H +#include <ws2tcpip.h> +#endif + ]) + + if test "X$wget_have_sockaddr_in6" = "Xyes"; then : + $1 + else : + $2 + fi +]) + + +AC_DEFUN([MEMBER_SIN6_SCOPE_ID],[ + AC_REQUIRE([TYPE_STRUCT_SOCKADDR_IN6]) + + wget_member_sin6_scope_id= + if test "X$wget_have_sockaddr_in6" = "Xyes"; then + AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],[ + wget_member_sin6_scope_id=yes + ],[ + wget_member_sin6_scope_id=no + ],[ +#include <sys/types.h> +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +#ifdef HAVE_NETINET_IN_H +#include <netinet/in.h> +#endif +#ifdef HAVE_WINSOCK2_H +#include <winsock2.h> +#endif +#ifdef HAVE_WS2TCPIP_H +#include <ws2tcpip.h> +#endif + ]) + fi + + if test "X$wget_member_sin6_scope_id" = "Xyes"; then + AC_DEFINE([HAVE_SOCKADDR_IN6_SCOPE_ID], 1, + [Define if struct sockaddr_in6 has the sin6_scope_id member]) + $1 + else : + $2 + fi +]) + + +AC_DEFUN([PROTO_INET6],[ + AC_CACHE_CHECK([for INET6 protocol support], [wget_cv_proto_inet6],[ + AC_PREPROC_IFELSE([AC_LANG_SOURCE([[ +#include <sys/types.h> +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +#ifdef HAVE_NETINET_IN_H +#include <netinet/in.h> +#endif +#ifdef HAVE_WINSOCK2_H +#include <winsock2.h> +#endif +#ifdef HAVE_WS2TCPIP_H +#include <ws2tcpip.h> +#endif +#ifndef PF_INET6 +#error Missing PF_INET6 +#endif +#ifndef AF_INET6 +#error Missing AF_INET6 +#endif + ]])],[ + wget_cv_proto_inet6=yes + ],[ + wget_cv_proto_inet6=no + ]) + ]) + + if test "X$wget_cv_proto_inet6" = "Xyes"; then : + $1 + else : + $2 + fi +]) + + +AC_DEFUN([WGET_STRUCT_SOCKADDR_STORAGE],[ + AC_CHECK_TYPES([struct sockaddr_storage],[], [], [ +#include <sys/types.h> +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +#ifdef HAVE_WINSOCK2_H +#include <winsock2.h> +#endif +]) +]) + +dnl ************************************************************ +dnl END OF IPv6 AUTOCONFIGURATION SUPPORT MACROS +dnl ************************************************************ + +dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, +dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) +AC_DEFUN([AM_PATH_PROG_WITH_TEST], +[# Extract the first word of "$2", so it can be a program name with args. +set dummy $2; ac_word=[$]2 +AC_MSG_CHECKING([for $ac_word]) +AC_CACHE_VAL(ac_cv_path_$1, +[case "[$]$1" in + /*) + ac_cv_path_$1="[$]$1" # Let the user override the test with a path. + ;; + *) + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + for ac_dir in ifelse([$5], , $PATH, [$5]); do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + if [$3]; then + ac_cv_path_$1="$ac_dir/$ac_word" + break + fi + fi + done + IFS="$ac_save_ifs" +dnl If no 4th arg is given, leave the cache variable unset, +dnl so AC_PATH_PROGS will keep looking. +ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" +])dnl + ;; +esac])dnl +$1="$ac_cv_path_$1" +if test -n "[$]$1"; then + AC_MSG_RESULT([$]$1) +else + AC_MSG_RESULT(no) +fi +AC_SUBST($1)dnl +]) + |