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9b0110f50c
curl/ares/acinclude.m4
Yang Tse 9b0110f50c Assert that SED and GREP are set
2008-07-27 21:47:22 +00:00

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dnl CURL_CHECK_COMPILER_HALT_ON_ERROR
dnl -------------------------------------------------
dnl Verifies if the compiler actually halts after the
dnl compilation phase without generating any object
dnl code file, when the source compiles with errors.
AC_DEFUN([CURL_CHECK_COMPILER_HALT_ON_ERROR], [
AC_MSG_CHECKING([if compiler halts on compilation errors])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
]],[[
force compilation error
]])
],[
AC_MSG_RESULT([no])
AC_MSG_ERROR([compiler does not halt on compilation errors.])
],[
AC_MSG_RESULT([yes])
])
])
dnl CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE
dnl -------------------------------------------------
dnl Verifies if the compiler actually halts after the
dnl compilation phase without generating any object
dnl code file, when the source code tries to define a
dnl type for a constant array with negative dimension.
AC_DEFUN([CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE], [
AC_REQUIRE([CURL_CHECK_COMPILER_HALT_ON_ERROR])dnl
AC_MSG_CHECKING([if compiler halts on negative sized arrays])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
typedef char bad_t[sizeof(char) == sizeof(int) ? -1 : -1 ];
]],[[
bad_t dummy;
]])
],[
AC_MSG_RESULT([no])
AC_MSG_ERROR([compiler does not halt on negative sized arrays.])
],[
AC_MSG_RESULT([yes])
])
])
dnl CURL_CHECK_DEF(SYMBOL, [INCLUDES], [SILENT])
dnl -------------------------------------------------
dnl Use the C preprocessor to find out if the given object-style symbol
dnl is defined and get its expansion. This macro will not use default
dnl includes even if no INCLUDES argument is given. This macro will run
dnl silently when invoked with three arguments.
AC_DEFUN([CURL_CHECK_DEF], [
AS_VAR_PUSHDEF([ac_HaveDef], [curl_cv_have_def_$1])dnl
AS_VAR_PUSHDEF([ac_Def], [curl_cv_def_$1])dnl
if test -z "$SED"; then
AC_MSG_ERROR([SED not set. Cannot continue without SED being set.])
fi
if test -z "$GREP"; then
AC_MSG_ERROR([GREP not set. Cannot continue without GREP being set.])
fi
ifelse($3,,[AC_MSG_CHECKING([for preprocessor definition of $1])])
tmp_exp=""
AC_PREPROC_IFELSE([
AC_LANG_SOURCE(
ifelse($2,,,[$2])[[
#ifdef $1
CURL_DEF_TOKEN $1
#endif
]])
],[
tmp_exp=`eval "$ac_cpp conftest.$ac_ext" 2>/dev/null | \
"$GREP" CURL_DEF_TOKEN 2>/dev/null | \
"$SED" 's/.*CURL_DEF_TOKEN[[ ]]//' 2>/dev/null | \
"$SED" 'q' 2>/dev/null`
if test "$tmp_exp" = "$1"; then
tmp_exp=""
fi
])
if test -z "$tmp_exp"; then
AS_VAR_SET([ac_HaveDef], [no])
ifelse($3,,[AC_MSG_RESULT([no])])
else
AS_VAR_SET([ac_HaveDef], [yes])
AS_VAR_SET([ac_Def], [$tmp_exp])
ifelse($3,,[AC_MSG_RESULT([$tmp_exp])])
fi
AS_VAR_POPDEF([ac_Def])dnl
AS_VAR_POPDEF([ac_HaveDef])dnl
])
dnl CURL_CHECK_HEADER_WINDOWS
dnl -------------------------------------------------
dnl Check for compilable and valid windows.h header
AC_DEFUN([CURL_CHECK_HEADER_WINDOWS], [
AC_CACHE_CHECK([for windows.h], [ac_cv_header_windows_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
]],[[
#if defined(__CYGWIN__) || defined(__CEGCC__)
HAVE_WINDOWS_H shall not be defined.
#else
int dummy=2*WINVER;
#endif
]])
],[
ac_cv_header_windows_h="yes"
],[
ac_cv_header_windows_h="no"
])
])
case "$ac_cv_header_windows_h" in
yes)
AC_DEFINE_UNQUOTED(HAVE_WINDOWS_H, 1,
[Define to 1 if you have the windows.h header file.])
AC_DEFINE_UNQUOTED(WIN32_LEAN_AND_MEAN, 1,
[Define to avoid automatic inclusion of winsock.h])
;;
esac
])
dnl CURL_CHECK_NATIVE_WINDOWS
dnl -------------------------------------------------
dnl Check if building a native Windows target
AC_DEFUN([CURL_CHECK_NATIVE_WINDOWS], [
AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
AC_CACHE_CHECK([whether build target is a native Windows one], [ac_cv_native_windows], [
if test "$ac_cv_header_windows_h" = "no"; then
ac_cv_native_windows="no"
else
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
]],[[
#if defined(__MINGW32__) || defined(__MINGW32CE__) || \
(defined(_MSC_VER) && (defined(_WIN32) || defined(_WIN64)))
int dummy=1;
#else
Not a native Windows build target.
#endif
]])
],[
ac_cv_native_windows="yes"
],[
ac_cv_native_windows="no"
])
fi
])
case "$ac_cv_native_windows" in
yes)
AC_DEFINE_UNQUOTED(NATIVE_WINDOWS, 1,
[Define to 1 if you are building a native Windows target.])
;;
esac
])
dnl CURL_CHECK_HEADER_WINSOCK
dnl -------------------------------------------------
dnl Check for compilable and valid winsock.h header
AC_DEFUN([CURL_CHECK_HEADER_WINSOCK], [
AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
AC_CACHE_CHECK([for winsock.h], [ac_cv_header_winsock_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <winsock.h>
]],[[
#if defined(__CYGWIN__) || defined(__CEGCC__)
HAVE_WINSOCK_H shall not be defined.
#else
int dummy=WSACleanup();
#endif
]])
],[
ac_cv_header_winsock_h="yes"
],[
ac_cv_header_winsock_h="no"
])
])
case "$ac_cv_header_winsock_h" in
yes)
AC_DEFINE_UNQUOTED(HAVE_WINSOCK_H, 1,
[Define to 1 if you have the winsock.h header file.])
;;
esac
])
dnl CURL_CHECK_HEADER_WINSOCK2
dnl -------------------------------------------------
dnl Check for compilable and valid winsock2.h header
AC_DEFUN([CURL_CHECK_HEADER_WINSOCK2], [
AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
AC_CACHE_CHECK([for winsock2.h], [ac_cv_header_winsock2_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <winsock2.h>
]],[[
#if defined(__CYGWIN__) || defined(__CEGCC__) || defined(__MINGW32CE__)
HAVE_WINSOCK2_H shall not be defined.
#else
int dummy=2*IPPROTO_ESP;
#endif
]])
],[
ac_cv_header_winsock2_h="yes"
],[
ac_cv_header_winsock2_h="no"
])
])
case "$ac_cv_header_winsock2_h" in
yes)
AC_DEFINE_UNQUOTED(HAVE_WINSOCK2_H, 1,
[Define to 1 if you have the winsock2.h header file.])
;;
esac
])
dnl CURL_CHECK_HEADER_WS2TCPIP
dnl -------------------------------------------------
dnl Check for compilable and valid ws2tcpip.h header
AC_DEFUN([CURL_CHECK_HEADER_WS2TCPIP], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CACHE_CHECK([for ws2tcpip.h], [ac_cv_header_ws2tcpip_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
]],[[
#if defined(__CYGWIN__) || defined(__CEGCC__) || defined(__MINGW32CE__)
HAVE_WS2TCPIP_H shall not be defined.
#else
int dummy=2*IP_PKTINFO;
#endif
]])
],[
ac_cv_header_ws2tcpip_h="yes"
],[
ac_cv_header_ws2tcpip_h="no"
])
])
case "$ac_cv_header_ws2tcpip_h" in
yes)
AC_DEFINE_UNQUOTED(HAVE_WS2TCPIP_H, 1,
[Define to 1 if you have the ws2tcpip.h header file.])
;;
esac
])
dnl CURL_CHECK_HEADER_MALLOC
dnl -------------------------------------------------
dnl Check for compilable and valid malloc.h header,
dnl and check if it is needed even with stdlib.h
AC_DEFUN([CURL_CHECK_HEADER_MALLOC], [
AC_CACHE_CHECK([for malloc.h], [ac_cv_header_malloc_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#include <malloc.h>
]],[[
void *p = malloc(10);
void *q = calloc(10,10);
free(p);
free(q);
]])
],[
ac_cv_header_malloc_h="yes"
],[
ac_cv_header_malloc_h="no"
])
])
if test "$ac_cv_header_malloc_h" = "yes"; then
AC_DEFINE_UNQUOTED(HAVE_MALLOC_H, 1,
[Define to 1 if you have the malloc.h header file.])
#
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#include <stdlib.h>
]],[[
void *p = malloc(10);
void *q = calloc(10,10);
free(p);
free(q);
]])
],[
curl_cv_need_header_malloc_h="no"
],[
curl_cv_need_header_malloc_h="yes"
])
#
case "$curl_cv_need_header_malloc_h" in
yes)
AC_DEFINE_UNQUOTED(NEED_MALLOC_H, 1,
[Define to 1 if you need the malloc.h header file even with stdlib.h])
;;
esac
fi
])
dnl CURL_CHECK_TYPE_SOCKLEN_T
dnl -------------------------------------------------
dnl Check for existing socklen_t type, and provide
dnl an equivalent type if socklen_t not available
AC_DEFUN([CURL_CHECK_TYPE_SOCKLEN_T], [
AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
AC_CHECK_TYPE([socklen_t], ,[
dnl socklen_t not available
AC_CACHE_CHECK([for socklen_t equivalent],
[curl_cv_socklen_t_equiv], [
curl_cv_socklen_t_equiv="unknown"
for arg1 in 'int' 'SOCKET'; do
for arg2 in "struct sockaddr" void; do
for t in int size_t unsigned long "unsigned long"; do
if test "$curl_cv_socklen_t_equiv" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#define GETPEERNCALLCONV PASCAL
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define GETPEERNCALLCONV
#endif
extern int GETPEERNCALLCONV getpeername($arg1, $arg2 *, $t *);
]],[[
$t len=0;
getpeername(0,0,&len);
]])
],[
curl_cv_socklen_t_equiv="$t"
])
fi
done
done
done
])
case "$curl_cv_socklen_t_equiv" in
unknown)
AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
;;
*)
AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv,
[Type to use in place of socklen_t when system does not provide it.])
;;
esac
],[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
])
])
dnl CURL_CHECK_FUNC_GETNAMEINFO
dnl -------------------------------------------------
dnl Test if the getnameinfo function is available,
dnl and check the types of five of its arguments.
dnl If the function succeeds HAVE_GETNAMEINFO will be
dnl defined, defining the types of the arguments in
dnl GETNAMEINFO_TYPE_ARG1, GETNAMEINFO_TYPE_ARG2,
dnl GETNAMEINFO_TYPE_ARG46 and GETNAMEINFO_TYPE_ARG7,
dnl and also defining the type qualifier of first
dnl argument in GETNAMEINFO_QUAL_ARG1.
AC_DEFUN([CURL_CHECK_FUNC_GETNAMEINFO], [
AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
AC_REQUIRE([CURL_CHECK_TYPE_SOCKLEN_T])dnl
AC_CHECK_HEADERS(sys/types.h sys/socket.h netdb.h)
#
AC_MSG_CHECKING([for getnameinfo])
AC_LINK_IFELSE([
AC_LANG_FUNC_LINK_TRY([getnameinfo])
],[
AC_MSG_RESULT([yes])
curl_cv_getnameinfo="yes"
],[
AC_MSG_RESULT([no])
curl_cv_getnameinfo="no"
])
#
if test "$curl_cv_getnameinfo" != "yes"; then
AC_MSG_CHECKING([deeper for getnameinfo])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
]],[[
getnameinfo();
]])
],[
AC_MSG_RESULT([yes])
curl_cv_getnameinfo="yes"
],[
AC_MSG_RESULT([but still no])
curl_cv_getnameinfo="no"
])
fi
#
if test "$curl_cv_getnameinfo" != "yes"; then
AC_MSG_CHECKING([deeper and deeper for getnameinfo])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#endif
]],[[
getnameinfo(0, 0, 0, 0, 0, 0, 0);
]])
],[
AC_MSG_RESULT([yes])
curl_cv_getnameinfo="yes"
],[
AC_MSG_RESULT([but still no])
curl_cv_getnameinfo="no"
])
fi
#
if test "$curl_cv_getnameinfo" = "yes"; then
AC_CACHE_CHECK([types of arguments for getnameinfo],
[curl_cv_func_getnameinfo_args], [
curl_cv_func_getnameinfo_args="unknown"
for gni_arg1 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
for gni_arg2 in 'socklen_t' 'size_t' 'int'; do
for gni_arg46 in 'size_t' 'int' 'socklen_t' 'unsigned int' 'DWORD'; do
for gni_arg7 in 'int' 'unsigned int'; do
if test "$curl_cv_func_getnameinfo_args" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#if (!defined(_WIN32_WINNT)) || (_WIN32_WINNT < 0x0501)
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x0501
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#endif
#define GNICALLCONV WSAAPI
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#define GNICALLCONV
#endif
extern int GNICALLCONV getnameinfo($gni_arg1, $gni_arg2,
char *, $gni_arg46,
char *, $gni_arg46,
$gni_arg7);
]],[[
$gni_arg2 salen=0;
$gni_arg46 hostlen=0;
$gni_arg46 servlen=0;
$gni_arg7 flags=0;
int res = getnameinfo(0, salen, 0, hostlen, 0, servlen, flags);
]])
],[
curl_cv_func_getnameinfo_args="$gni_arg1,$gni_arg2,$gni_arg46,$gni_arg7"
])
fi
done
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_getnameinfo_args" = "unknown"; then
AC_MSG_WARN([Cannot find proper types to use for getnameinfo args])
AC_MSG_WARN([HAVE_GETNAMEINFO will not be defined])
else
gni_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_getnameinfo_args" | sed 's/\*/\*/g'`
IFS=$gni_prev_IFS
shift
#
gni_qual_type_arg1=$[1]
#
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG2, $[2],
[Define to the type of arg 2 for getnameinfo.])
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG46, $[3],
[Define to the type of args 4 and 6 for getnameinfo.])
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG7, $[4],
[Define to the type of arg 7 for getnameinfo.])
#
prev_sh_opts=$-
#
case $prev_sh_opts in
*f*)
;;
*)
set -f
;;
esac
#
case "$gni_qual_type_arg1" in
const*)
gni_qual_arg1=const
gni_type_arg1=`echo $gni_qual_type_arg1 | sed 's/^const //'`
;;
*)
gni_qual_arg1=
gni_type_arg1=$gni_qual_type_arg1
;;
esac
#
AC_DEFINE_UNQUOTED(GETNAMEINFO_QUAL_ARG1, $gni_qual_arg1,
[Define to the type qualifier of arg 1 for getnameinfo.])
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG1, $gni_type_arg1,
[Define to the type of arg 1 for getnameinfo.])
#
case $prev_sh_opts in
*f*)
;;
*)
set +f
;;
esac
#
AC_DEFINE_UNQUOTED(HAVE_GETNAMEINFO, 1,
[Define to 1 if you have the getnameinfo function.])
ac_cv_func_getnameinfo="yes"
fi
fi
]) # AC_DEFUN
dnl TYPE_SOCKADDR_STORAGE
dnl -------------------------------------------------
dnl Check for struct sockaddr_storage. Most IPv6-enabled
dnl hosts have it, but AIX 4.3 is one known exception.
AC_DEFUN([TYPE_SOCKADDR_STORAGE],
[
AC_CHECK_TYPE([struct sockaddr_storage],
AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE, 1,
[if struct sockaddr_storage is defined]), ,
[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#endif
])
])
dnl CURL_CHECK_NI_WITHSCOPEID
dnl -------------------------------------------------
dnl Check for working NI_WITHSCOPEID in getnameinfo()
AC_DEFUN([CURL_CHECK_NI_WITHSCOPEID], [
AC_REQUIRE([CURL_CHECK_FUNC_GETNAMEINFO])dnl
AC_REQUIRE([TYPE_SOCKADDR_STORAGE])dnl
AC_CHECK_HEADERS(stdio.h sys/types.h sys/socket.h \
netdb.h netinet/in.h arpa/inet.h)
#
AC_CACHE_CHECK([for working NI_WITHSCOPEID],
[ac_cv_working_ni_withscopeid], [
AC_RUN_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_STDIO_H
#include <stdio.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
]],[[
#if defined(NI_WITHSCOPEID) && defined(HAVE_GETNAMEINFO)
#ifdef HAVE_STRUCT_SOCKADDR_STORAGE
struct sockaddr_storage sa;
#else
unsigned char sa[256];
#endif
char hostbuf[NI_MAXHOST];
int rc;
GETNAMEINFO_TYPE_ARG2 salen = (GETNAMEINFO_TYPE_ARG2)sizeof(sa);
GETNAMEINFO_TYPE_ARG46 hostlen = (GETNAMEINFO_TYPE_ARG46)sizeof(hostbuf);
GETNAMEINFO_TYPE_ARG7 flags = NI_NUMERICHOST | NI_NUMERICSERV | NI_WITHSCOPEID;
int fd = socket(AF_INET6, SOCK_STREAM, 0);
if(fd < 0) {
perror("socket()");
return 1; /* Error creating socket */
}
rc = getsockname(fd, (GETNAMEINFO_TYPE_ARG1)&sa, &salen);
if(rc) {
perror("getsockname()");
return 2; /* Error retrieving socket name */
}
rc = getnameinfo((GETNAMEINFO_TYPE_ARG1)&sa, salen, hostbuf, hostlen, NULL, 0, flags);
if(rc) {
printf("rc = %s\n", gai_strerror(rc));
return 3; /* Error translating socket address */
}
return 0; /* Ok, NI_WITHSCOPEID works */
#else
return 4; /* Error, NI_WITHSCOPEID not defined or no getnameinfo() */
#endif
]]) # AC_LANG_PROGRAM
],[
# Exit code == 0. Program worked.
ac_cv_working_ni_withscopeid="yes"
],[
# Exit code != 0. Program failed.
ac_cv_working_ni_withscopeid="no"
],[
# Program is not run when cross-compiling. So we assume
# NI_WITHSCOPEID will work if we are able to compile it.
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
]],[[
unsigned int dummy= NI_NUMERICHOST | NI_NUMERICSERV | NI_WITHSCOPEID;
]])
],[
ac_cv_working_ni_withscopeid="yes"
],[
ac_cv_working_ni_withscopeid="no"
]) # AC_COMPILE_IFELSE
]) # AC_RUN_IFELSE
]) # AC_CACHE_CHECK
case "$ac_cv_working_ni_withscopeid" in
yes)
AC_DEFINE(HAVE_NI_WITHSCOPEID, 1,
[Define to 1 if NI_WITHSCOPEID exists and works.])
;;
esac
]) # AC_DEFUN
dnl CURL_CHECK_FUNC_RECV
dnl -------------------------------------------------
dnl Test if the socket recv() function is available,
dnl and check its return type and the types of its
dnl arguments. If the function succeeds HAVE_RECV
dnl will be defined, defining the types of the arguments
dnl in RECV_TYPE_ARG1, RECV_TYPE_ARG2, RECV_TYPE_ARG3
dnl and RECV_TYPE_ARG4, defining the type of the function
dnl return value in RECV_TYPE_RETV.
AC_DEFUN([CURL_CHECK_FUNC_RECV], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CHECK_HEADERS(sys/types.h sys/socket.h)
#
AC_MSG_CHECKING([for recv])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
]],[[
recv(0, 0, 0, 0);
]])
],[
AC_MSG_RESULT([yes])
curl_cv_recv="yes"
],[
AC_MSG_RESULT([no])
curl_cv_recv="no"
])
#
if test "$curl_cv_recv" = "yes"; then
AC_CACHE_CHECK([types of args and return type for recv],
[curl_cv_func_recv_args], [
curl_cv_func_recv_args="unknown"
for recv_retv in 'int' 'ssize_t'; do
for recv_arg1 in 'int' 'ssize_t' 'SOCKET'; do
for recv_arg2 in 'char *' 'void *'; do
for recv_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
for recv_arg4 in 'int' 'unsigned int'; do
if test "$curl_cv_func_recv_args" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#define RECVCALLCONV PASCAL
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define RECVCALLCONV
#endif
extern $recv_retv RECVCALLCONV
recv($recv_arg1, $recv_arg2, $recv_arg3, $recv_arg4);
]],[[
$recv_arg1 s=0;
$recv_arg2 buf=0;
$recv_arg3 len=0;
$recv_arg4 flags=0;
$recv_retv res = recv(s, buf, len, flags);
]])
],[
curl_cv_func_recv_args="$recv_arg1,$recv_arg2,$recv_arg3,$recv_arg4,$recv_retv"
])
fi
done
done
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_recv_args" = "unknown"; then
AC_MSG_ERROR([Cannot find proper types to use for recv args])
else
recv_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_recv_args" | sed 's/\*/\*/g'`
IFS=$recv_prev_IFS
shift
#
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG1, $[1],
[Define to the type of arg 1 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG2, $[2],
[Define to the type of arg 2 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG3, $[3],
[Define to the type of arg 3 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG4, $[4],
[Define to the type of arg 4 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_RETV, $[5],
[Define to the function return type for recv.])
#
AC_DEFINE_UNQUOTED(HAVE_RECV, 1,
[Define to 1 if you have the recv function.])
ac_cv_func_recv="yes"
fi
else
AC_MSG_ERROR([Unable to link function recv])
fi
]) # AC_DEFUN
dnl CURL_CHECK_FUNC_SEND
dnl -------------------------------------------------
dnl Test if the socket send() function is available,
dnl and check its return type and the types of its
dnl arguments. If the function succeeds HAVE_SEND
dnl will be defined, defining the types of the arguments
dnl in SEND_TYPE_ARG1, SEND_TYPE_ARG2, SEND_TYPE_ARG3
dnl and SEND_TYPE_ARG4, defining the type of the function
dnl return value in SEND_TYPE_RETV, and also defining the
dnl type qualifier of second argument in SEND_QUAL_ARG2.
AC_DEFUN([CURL_CHECK_FUNC_SEND], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CHECK_HEADERS(sys/types.h sys/socket.h)
#
AC_MSG_CHECKING([for send])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
]],[[
send(0, 0, 0, 0);
]])
],[
AC_MSG_RESULT([yes])
curl_cv_send="yes"
],[
AC_MSG_RESULT([no])
curl_cv_send="no"
])
#
if test "$curl_cv_send" = "yes"; then
AC_CACHE_CHECK([types of args and return type for send],
[curl_cv_func_send_args], [
curl_cv_func_send_args="unknown"
for send_retv in 'int' 'ssize_t'; do
for send_arg1 in 'int' 'ssize_t' 'SOCKET'; do
for send_arg2 in 'char *' 'void *' 'const char *' 'const void *'; do
for send_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
for send_arg4 in 'int' 'unsigned int'; do
if test "$curl_cv_func_send_args" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#define SENDCALLCONV PASCAL
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define SENDCALLCONV
#endif
extern $send_retv SENDCALLCONV
send($send_arg1, $send_arg2, $send_arg3, $send_arg4);
]],[[
$send_arg1 s=0;
$send_arg3 len=0;
$send_arg4 flags=0;
$send_retv res = send(s, 0, len, flags);
]])
],[
curl_cv_func_send_args="$send_arg1,$send_arg2,$send_arg3,$send_arg4,$send_retv"
])
fi
done
done
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_send_args" = "unknown"; then
AC_MSG_ERROR([Cannot find proper types to use for send args])
else
send_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_send_args" | sed 's/\*/\*/g'`
IFS=$send_prev_IFS
shift
#
send_qual_type_arg2=$[2]
#
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG1, $[1],
[Define to the type of arg 1 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG3, $[3],
[Define to the type of arg 3 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG4, $[4],
[Define to the type of arg 4 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_RETV, $[5],
[Define to the function return type for send.])
#
prev_sh_opts=$-
#
case $prev_sh_opts in
*f*)
;;
*)
set -f
;;
esac
#
case "$send_qual_type_arg2" in
const*)
send_qual_arg2=const
send_type_arg2=`echo $send_qual_type_arg2 | sed 's/^const //'`
;;
*)
send_qual_arg2=
send_type_arg2=$send_qual_type_arg2
;;
esac
#
AC_DEFINE_UNQUOTED(SEND_QUAL_ARG2, $send_qual_arg2,
[Define to the type qualifier of arg 2 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG2, $send_type_arg2,
[Define to the type of arg 2 for send.])
#
case $prev_sh_opts in
*f*)
;;
*)
set +f
;;
esac
#
AC_DEFINE_UNQUOTED(HAVE_SEND, 1,
[Define to 1 if you have the send function.])
ac_cv_func_send="yes"
fi
else
AC_MSG_ERROR([Unable to link function send])
fi
]) # AC_DEFUN
dnl CURL_CHECK_FUNC_RECVFROM
dnl -------------------------------------------------
dnl Test if the socket recvfrom() function is available,
dnl and check its return type and the types of its
dnl arguments. If the function succeeds HAVE_RECVFROM
dnl will be defined, defining the types of the arguments
dnl in RECVFROM_TYPE_ARG1, RECVFROM_TYPE_ARG2, and so on
dnl to RECVFROM_TYPE_ARG6, defining also the type of the
dnl function return value in RECVFROM_TYPE_RETV.
dnl Notice that the types returned for pointer arguments
dnl will actually be the type pointed by the pointer.
AC_DEFUN([CURL_CHECK_FUNC_RECVFROM], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CHECK_HEADERS(sys/types.h sys/socket.h)
#
AC_MSG_CHECKING([for recvfrom])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
]],[[
recvfrom(0, 0, 0, 0, 0, 0);
]])
],[
AC_MSG_RESULT([yes])
curl_cv_recvfrom="yes"
],[
AC_MSG_RESULT([no])
curl_cv_recvfrom="no"
])
#
if test "$curl_cv_recvfrom" = "yes"; then
AC_CACHE_CHECK([types of args and return type for recvfrom],
[curl_cv_func_recvfrom_args], [
curl_cv_func_recvfrom_args="unknown"
for recvfrom_retv in 'int' 'ssize_t'; do
for recvfrom_arg1 in 'int' 'ssize_t' 'SOCKET'; do
for recvfrom_arg2 in 'char *' 'void *'; do
for recvfrom_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
for recvfrom_arg4 in 'int' 'unsigned int'; do
for recvfrom_arg5 in 'struct sockaddr *' 'void *'; do
for recvfrom_arg6 in 'socklen_t *' 'int *' 'unsigned int *' 'size_t *' 'void *'; do
if test "$curl_cv_func_recvfrom_args" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#define RECVFROMCALLCONV PASCAL
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define RECVFROMCALLCONV
#endif
extern $recvfrom_retv RECVFROMCALLCONV
recvfrom($recvfrom_arg1, $recvfrom_arg2,
$recvfrom_arg3, $recvfrom_arg4,
$recvfrom_arg5, $recvfrom_arg6);
]],[[
$recvfrom_arg1 s=0;
$recvfrom_arg2 buf=0;
$recvfrom_arg3 len=0;
$recvfrom_arg4 flags=0;
$recvfrom_arg5 addr=0;
$recvfrom_arg6 addrlen=0;
$recvfrom_retv res=0;
res = recvfrom(s, buf, len, flags, addr, addrlen);
]])
],[
curl_cv_func_recvfrom_args="$recvfrom_arg1,$recvfrom_arg2,$recvfrom_arg3,$recvfrom_arg4,$recvfrom_arg5,$recvfrom_arg6,$recvfrom_retv"
])
fi
done
done
done
done
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_recvfrom_args" = "unknown"; then
AC_MSG_ERROR([Cannot find proper types to use for recvfrom args])
else
recvfrom_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_recvfrom_args" | sed 's/\*/\*/g'`
IFS=$recvfrom_prev_IFS
shift
#
recvfrom_ptrt_arg2=$[2]
recvfrom_ptrt_arg5=$[5]
recvfrom_ptrt_arg6=$[6]
#
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG1, $[1],
[Define to the type of arg 1 for recvfrom.])
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG3, $[3],
[Define to the type of arg 3 for recvfrom.])
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG4, $[4],
[Define to the type of arg 4 for recvfrom.])
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_RETV, $[7],
[Define to the function return type for recvfrom.])
#
prev_sh_opts=$-
#
case $prev_sh_opts in
*f*)
;;
*)
set -f
;;
esac
#
recvfrom_type_arg2=`echo $recvfrom_ptrt_arg2 | sed 's/ \*//'`
recvfrom_type_arg5=`echo $recvfrom_ptrt_arg5 | sed 's/ \*//'`
recvfrom_type_arg6=`echo $recvfrom_ptrt_arg6 | sed 's/ \*//'`
#
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG2, $recvfrom_type_arg2,
[Define to the type pointed by arg 2 for recvfrom.])
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG5, $recvfrom_type_arg5,
[Define to the type pointed by arg 5 for recvfrom.])
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG6, $recvfrom_type_arg6,
[Define to the type pointed by arg 6 for recvfrom.])
#
if test "$recvfrom_type_arg2" = "void"; then
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG2_IS_VOID, 1,
[Define to 1 if the type pointed by arg 2 for recvfrom is void.])
fi
if test "$recvfrom_type_arg5" = "void"; then
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG5_IS_VOID, 1,
[Define to 1 if the type pointed by arg 5 for recvfrom is void.])
fi
if test "$recvfrom_type_arg6" = "void"; then
AC_DEFINE_UNQUOTED(RECVFROM_TYPE_ARG6_IS_VOID, 1,
[Define to 1 if the type pointed by arg 6 for recvfrom is void.])
fi
#
case $prev_sh_opts in
*f*)
;;
*)
set +f
;;
esac
#
AC_DEFINE_UNQUOTED(HAVE_RECVFROM, 1,
[Define to 1 if you have the recvfrom function.])
ac_cv_func_recvfrom="yes"
fi
else
AC_MSG_ERROR([Unable to link function recvfrom])
fi
]) # AC_DEFUN
dnl CURL_CHECK_MSG_NOSIGNAL
dnl -------------------------------------------------
dnl Check for MSG_NOSIGNAL
AC_DEFUN([CURL_CHECK_MSG_NOSIGNAL], [
AC_CHECK_HEADERS(sys/types.h sys/socket.h)
AC_CACHE_CHECK([for MSG_NOSIGNAL], [ac_cv_msg_nosignal], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
]],[[
int flag=MSG_NOSIGNAL;
]])
],[
ac_cv_msg_nosignal="yes"
],[
ac_cv_msg_nosignal="no"
])
])
case "$ac_cv_msg_nosignal" in
yes)
AC_DEFINE_UNQUOTED(HAVE_MSG_NOSIGNAL, 1,
[Define to 1 if you have the MSG_NOSIGNAL flag.])
;;
esac
]) # AC_DEFUN
dnl CURL_CHECK_STRUCT_TIMEVAL
dnl -------------------------------------------------
dnl Check for timeval struct
AC_DEFUN([CURL_CHECK_STRUCT_TIMEVAL], [
AC_REQUIRE([AC_HEADER_TIME])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CHECK_HEADERS(sys/types.h sys/time.h time.h)
AC_CACHE_CHECK([for struct timeval], [ac_cv_struct_timeval], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#ifdef TIME_WITH_SYS_TIME
#include <time.h>
#endif
#else
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#endif
]],[[
struct timeval ts;
ts.tv_sec = 0;
ts.tv_usec = 0;
]])
],[
ac_cv_struct_timeval="yes"
],[
ac_cv_struct_timeval="no"
])
])
case "$ac_cv_struct_timeval" in
yes)
AC_DEFINE_UNQUOTED(HAVE_STRUCT_TIMEVAL, 1,
[Define to 1 if you have the timeval struct.])
;;
esac
]) # AC_DEFUN
dnl TYPE_SIG_ATOMIC_T
dnl -------------------------------------------------
dnl Check if the sig_atomic_t type is available, and
dnl verify if it is already defined as volatile.
AC_DEFUN([TYPE_SIG_ATOMIC_T], [
AC_CHECK_HEADERS(signal.h)
AC_CHECK_TYPE([sig_atomic_t],[
AC_DEFINE(HAVE_SIG_ATOMIC_T, 1,
[Define to 1 if sig_atomic_t is an available typedef.])
], ,[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
])
case "$ac_cv_type_sig_atomic_t" in
yes)
#
AC_MSG_CHECKING([if sig_atomic_t is already defined as volatile])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]],[[
static volatile sig_atomic_t dummy = 0;
]])
],[
AC_MSG_RESULT([no])
ac_cv_sig_atomic_t_volatile="no"
],[
AC_MSG_RESULT([yes])
ac_cv_sig_atomic_t_volatile="yes"
])
#
if test "$ac_cv_sig_atomic_t_volatile" = "yes"; then
AC_DEFINE(HAVE_SIG_ATOMIC_T_VOLATILE, 1,
[Define to 1 if sig_atomic_t is already defined as volatile.])
fi
;;
esac
]) # AC_DEFUN
dnl CURL_CHECK_NONBLOCKING_SOCKET
dnl -------------------------------------------------
dnl Check for how to set a socket to non-blocking state. There seems to exist
dnl four known different ways, with the one used almost everywhere being POSIX
dnl and XPG3, while the other different ways for different systems (old BSD,
dnl Windows and Amiga).
dnl
dnl There are two known platforms (AIX 3.x and SunOS 4.1.x) where the
dnl O_NONBLOCK define is found but does not work. This condition is attempted
dnl to get caught in this script by using an excessive number of #ifdefs...
AC_DEFUN([CURL_CHECK_NONBLOCKING_SOCKET], [
AC_MSG_CHECKING([non-blocking sockets style])
nonblock="unknown"
#
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
/* headers for O_NONBLOCK test */
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>
/* */
#if defined(sun) || defined(__sun__) || \
defined(__SUNPRO_C) || defined(__SUNPRO_CC)
# if defined(__SVR4) || defined(__srv4__)
# define PLATFORM_SOLARIS
# else
# define PLATFORM_SUNOS4
# endif
#endif
#if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX41)
# define PLATFORM_AIX_V3
#endif
/* */
#if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3) || defined(__BEOS__)
#error "O_NONBLOCK does not work on this platform"
#endif
]],[[
/* O_NONBLOCK source test */
int socket;
int flags = fcntl(socket, F_SETFL, flags | O_NONBLOCK);
]])
],[
dnl the O_NONBLOCK test was fine
nonblock="O_NONBLOCK"
AC_DEFINE(HAVE_O_NONBLOCK, 1,
[use O_NONBLOCK for non-blocking sockets])
])
#
if test "$nonblock" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
/* headers for FIONBIO test */
#include <unistd.h>
#include <stropts.h>
]],[[
/* FIONBIO source test (old-style unix) */
int socket;
int flags = ioctl(socket, FIONBIO, &flags);
]])
],[
dnl FIONBIO test was good
nonblock="FIONBIO"
AC_DEFINE(HAVE_FIONBIO, 1,
[use FIONBIO for non-blocking sockets])
])
fi
#
if test "$nonblock" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
/* headers for ioctlsocket test (Windows) */
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#endif
]],[[
/* ioctlsocket source code (Windows) */
SOCKET sd;
unsigned long flags = 0;
sd = socket(0, 0, 0);
ioctlsocket(sd, FIONBIO, &flags);
]])
],[
dnl ioctlsocket test was good
nonblock="ioctlsocket"
AC_DEFINE(HAVE_IOCTLSOCKET, 1,
[use ioctlsocket() for non-blocking sockets])
])
fi
#
if test "$nonblock" = "unknown"; then
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
/* headers for IoctlSocket test (Amiga?) */
#include <sys/ioctl.h>
]],[[
/* IoctlSocket source code (Amiga?) */
int socket;
int flags = IoctlSocket(socket, FIONBIO, (long)1);
]])
],[
dnl Ioctlsocket test was good
nonblock="IoctlSocket"
AC_DEFINE(HAVE_IOCTLSOCKET_CASE, 1,
[use Ioctlsocket() for non-blocking sockets])
])
fi
#
if test "$nonblock" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
/* headers for SO_NONBLOCK test (BeOS) */
#include <socket.h>
]],[[
/* SO_NONBLOCK source code (BeOS) */
long b = 1;
int socket;
int flags = setsockopt(socket, SOL_SOCKET, SO_NONBLOCK, &b, sizeof(b));
]])
],[
dnl the SO_NONBLOCK test was good
nonblock="SO_NONBLOCK"
AC_DEFINE(HAVE_SO_NONBLOCK, 1,
[use SO_NONBLOCK for non-blocking sockets])
])
fi
#
AC_MSG_RESULT($nonblock)
#
if test "$nonblock" = "unknown"; then
AC_DEFINE(HAVE_DISABLED_NONBLOCKING, 1,
[disabled non-blocking sockets])
AC_MSG_WARN([non-block sockets disabled])
fi
])
dnl TYPE_IN_ADDR_T
dnl -------------------------------------------------
dnl Check for in_addr_t: it is used to receive the return code of inet_addr()
dnl and a few other things.
AC_DEFUN([TYPE_IN_ADDR_T], [
AC_CHECK_TYPE([in_addr_t], ,[
dnl in_addr_t not available
AC_CACHE_CHECK([for in_addr_t equivalent],
[curl_cv_in_addr_t_equiv], [
curl_cv_in_addr_t_equiv="unknown"
for t in "unsigned long" int size_t unsigned long; do
if test "$curl_cv_in_addr_t_equiv" = "unknown"; then
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#endif
]],[[
$t data = inet_addr ("1.2.3.4");
]])
],[
curl_cv_in_addr_t_equiv="$t"
])
fi
done
])
case "$curl_cv_in_addr_t_equiv" in
unknown)
AC_MSG_ERROR([Cannot find a type to use in place of in_addr_t])
;;
*)
AC_DEFINE_UNQUOTED(in_addr_t, $curl_cv_in_addr_t_equiv,
[Type to use in place of in_addr_t when system does not provide it.])
;;
esac
],[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#endif
]) dnl AC_CHECK_TYPE
]) dnl AC_DEFUN
dnl CURL_CHECK_FUNC_CLOCK_GETTIME_MONOTONIC
dnl -------------------------------------------------
dnl Check if monotonic clock_gettime is available.
AC_DEFUN([CURL_CHECK_FUNC_CLOCK_GETTIME_MONOTONIC], [
AC_REQUIRE([AC_HEADER_TIME])dnl
AC_CHECK_HEADERS(sys/types.h sys/time.h time.h)
AC_MSG_CHECKING([for monotonic clock_gettime])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#ifdef TIME_WITH_SYS_TIME
#include <time.h>
#endif
#else
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#endif
]],[[
struct timespec ts;
(void)clock_gettime(CLOCK_MONOTONIC, &ts);
]])
],[
AC_MSG_RESULT([yes])
ac_cv_func_clock_gettime="yes"
],[
AC_MSG_RESULT([no])
ac_cv_func_clock_gettime="no"
])
dnl Definition of HAVE_CLOCK_GETTIME_MONOTONIC is intentionally postponed
dnl until library linking and run-time checks for clock_gettime succeed.
]) dnl AC_DEFUN
dnl CURL_CHECK_LIBS_CLOCK_GETTIME_MONOTONIC
dnl -------------------------------------------------
dnl If monotonic clock_gettime is available then,
dnl check and prepended to LIBS any needed libraries.
AC_DEFUN([CURL_CHECK_LIBS_CLOCK_GETTIME_MONOTONIC], [
AC_REQUIRE([CURL_CHECK_FUNC_CLOCK_GETTIME_MONOTONIC])dnl
#
if test "$ac_cv_func_clock_gettime" = "yes"; then
#
AC_MSG_CHECKING([for clock_gettime in libraries])
#
curl_cv_save_LIBS="$LIBS"
curl_cv_gclk_LIBS="unknown"
#
for x_xlibs in '' '-lrt' '-lposix4' ; do
if test "$curl_cv_gclk_LIBS" = "unknown"; then
if test -z "$x_xlibs"; then
LIBS="$curl_cv_save_LIBS"
else
LIBS="$x_xlibs $curl_cv_save_LIBS"
fi
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#ifdef TIME_WITH_SYS_TIME
#include <time.h>
#endif
#else
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#endif
]],[[
struct timespec ts;
(void)clock_gettime(CLOCK_MONOTONIC, &ts);
]])
],[
curl_cv_gclk_LIBS="$x_xlibs"
])
fi
done
#
LIBS="$curl_cv_save_LIBS"
#
case X-"$curl_cv_gclk_LIBS" in
X-unknown)
AC_MSG_RESULT([cannot find clock_gettime])
AC_MSG_WARN([HAVE_CLOCK_GETTIME_MONOTONIC will not be defined])
ac_cv_func_clock_gettime="no"
;;
X-)
AC_MSG_RESULT([no additional lib required])
ac_cv_func_clock_gettime="yes"
;;
*)
if test -z "$curl_cv_save_LIBS"; then
LIBS="$curl_cv_gclk_LIBS"
else
LIBS="$curl_cv_gclk_LIBS $curl_cv_save_LIBS"
fi
AC_MSG_RESULT([$curl_cv_gclk_LIBS])
ac_cv_func_clock_gettime="yes"
;;
esac
#
dnl only do runtime verification when not cross-compiling
if test "x$cross_compiling" != "xyes" &&
test "$ac_cv_func_clock_gettime" = "yes"; then
AC_MSG_CHECKING([if monotonic clock_gettime works])
AC_RUN_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#ifdef TIME_WITH_SYS_TIME
#include <time.h>
#endif
#else
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#endif
]],[[
struct timespec ts;
if (0 == clock_gettime(CLOCK_MONOTONIC, &ts))
exit(0);
else
exit(1);
]])
],[
AC_MSG_RESULT([yes])
],[
AC_MSG_RESULT([no])
AC_MSG_WARN([HAVE_CLOCK_GETTIME_MONOTONIC will not be defined])
ac_cv_func_clock_gettime="no"
LIBS="$curl_cv_save_LIBS"
])
fi
#
case "$ac_cv_func_clock_gettime" in
yes)
AC_DEFINE_UNQUOTED(HAVE_CLOCK_GETTIME_MONOTONIC, 1,
[Define to 1 if you have the clock_gettime function and monotonic timer.])
;;
esac
#
fi
#
]) dnl AC_DEFUN
dnl **********************************************************************
dnl CURL_DETECT_ICC ([ACTION-IF-YES])
dnl
dnl check if this is the Intel ICC compiler, and if so run the ACTION-IF-YES
dnl sets the $ICC variable to "yes" or "no"
dnl **********************************************************************
AC_DEFUN([CURL_DETECT_ICC],
[
ICC="no"
AC_MSG_CHECKING([for icc in use])
if test "$GCC" = "yes"; then
dnl check if this is icc acting as gcc in disguise
AC_EGREP_CPP([^__INTEL_COMPILER], [__INTEL_COMPILER],
dnl action if the text is found, this it has not been replaced by the
dnl cpp
ICC="no",
dnl the text was not found, it was replaced by the cpp
ICC="yes"
AC_MSG_RESULT([yes])
[$1]
)
fi
if test "$ICC" = "no"; then
# this is not ICC
AC_MSG_RESULT([no])
fi
])
dnl We create a function for detecting which compiler we use and then set as
dnl pendantic compiler options as possible for that particular compiler. The
dnl options are only used for debug-builds.
dnl This is a copy of the original found in curl's configure script. Don't
dnl modify this one, edit the one in curl and copy it back here when that one
dnl is changed.
AC_DEFUN([CURL_CC_DEBUG_OPTS],
[
if test "z$ICC" = "z"; then
CURL_DETECT_ICC
fi
if test "$GCC" = "yes"; then
dnl figure out gcc version!
AC_MSG_CHECKING([gcc version])
gccver=`$CC -dumpversion`
num1=`echo $gccver | cut -d . -f1`
num2=`echo $gccver | cut -d . -f2`
gccnum=`(expr $num1 "*" 100 + $num2) 2>/dev/null`
AC_MSG_RESULT($gccver)
if test "$ICC" = "yes"; then
dnl this is icc, not gcc.
dnl ICC warnings we ignore:
dnl * 269 warns on our "%Od" printf formatters for curl_off_t output:
dnl "invalid format string conversion"
dnl * 279 warns on static conditions in while expressions
dnl * 981 warns on "operands are evaluated in unspecified order"
dnl * 1418 "external definition with no prior declaration"
dnl * 1419 warns on "external declaration in primary source file"
dnl which we know and do on purpose.
WARN="-wd279,269,981,1418,1419"
if test "$gccnum" -gt "600"; then
dnl icc 6.0 and older doesn't have the -Wall flag
WARN="-Wall $WARN"
fi
else dnl $ICC = yes
dnl this is a set of options we believe *ALL* gcc versions support:
WARN="-W -Wall -Wwrite-strings -pedantic -Wpointer-arith -Wnested-externs -Winline -Wmissing-prototypes"
dnl -Wcast-align is a bit too annoying on all gcc versions ;-)
if test "$gccnum" -ge "207"; then
dnl gcc 2.7 or later
WARN="$WARN -Wmissing-declarations"
fi
if test "$gccnum" -gt "295"; then
dnl only if the compiler is newer than 2.95 since we got lots of
dnl "`_POSIX_C_SOURCE' is not defined" in system headers with
dnl gcc 2.95.4 on FreeBSD 4.9!
WARN="$WARN -Wundef -Wno-long-long -Wsign-compare -Wshadow -Wno-multichar"
fi
if test "$gccnum" -ge "296"; then
dnl gcc 2.96 or later
WARN="$WARN -Wfloat-equal"
fi
if test "$gccnum" -gt "296"; then
dnl this option does not exist in 2.96
WARN="$WARN -Wno-format-nonliteral"
fi
dnl -Wunreachable-code seems totally unreliable on my gcc 3.3.2 on
dnl on i686-Linux as it gives us heaps with false positives.
dnl Also, on gcc 4.0.X it is totally unbearable and complains all
dnl over making it unusable for generic purposes. Let's not use it.
if test "$gccnum" -ge "303"; then
dnl gcc 3.3 and later
WARN="$WARN -Wendif-labels -Wstrict-prototypes"
fi
if test "$gccnum" -ge "304"; then
# try these on gcc 3.4
WARN="$WARN -Wdeclaration-after-statement"
fi
for flag in $CPPFLAGS; do
case "$flag" in
-I*)
dnl Include path, provide a -isystem option for the same dir
dnl to prevent warnings in those dirs. The -isystem was not very
dnl reliable on earlier gcc versions.
add=`echo $flag | sed 's/^-I/-isystem /g'`
WARN="$WARN $add"
;;
esac
done
fi dnl $ICC = no
CFLAGS="$CFLAGS $WARN"
AC_MSG_NOTICE([Added this set of compiler options: $WARN])
else dnl $GCC = yes
AC_MSG_NOTICE([Added no extra compiler options])
fi dnl $GCC = yes
dnl strip off optimizer flags
NEWFLAGS=""
for flag in $CFLAGS; do
case "$flag" in
-O*)
dnl echo "cut off $flag"
;;
*)
NEWFLAGS="$NEWFLAGS $flag"
;;
esac
done
CFLAGS=$NEWFLAGS
]) dnl end of AC_DEFUN()
dnl This macro determines if the specified struct exists in the specified file
dnl Syntax:
dnl CARES_CHECK_STRUCT(headers, struct name, if found, [if not found])
AC_DEFUN([CARES_CHECK_STRUCT], [
AC_MSG_CHECKING([for struct $2])
AC_TRY_COMPILE([$1],
[
struct $2 struct_instance;
], ac_struct="yes", ac_found="no")
if test "$ac_struct" = "yes" ; then
AC_MSG_RESULT(yes)
$3
else
AC_MSG_RESULT(no)
$4
fi
])
dnl This macro determines if the specified constant exists in the specified file
dnl Syntax:
dnl CARES_CHECK_CONSTANT(headers, constant name, if found, [if not found])
AC_DEFUN([CARES_CHECK_CONSTANT], [
AC_MSG_CHECKING([for $2])
AC_EGREP_CPP(VARIABLEWASDEFINED,
[
$1
#ifdef $2
VARIABLEWASDEFINED
#else
NJET
#endif
], ac_constant="yes", ac_constant="no"
)
if test "$ac_constant" = "yes" ; then
AC_MSG_RESULT(yes)
$3
else
AC_MSG_RESULT(no)
$4
fi
])
dnl CARES_CHECK_GETSERVBYPORT_R
dnl -------------------------------------------------
dnl Test if the getservbyport_r function is available,
dnl and find out how many parameters it takes.
AC_DEFUN([CARES_CHECK_GETSERVBYPORT_R], [
AC_CHECK_HEADERS(sys/types.h netdb.h)
#
AC_MSG_CHECKING([for getservbyport_r])
AC_LINK_IFELSE([
AC_LANG_FUNC_LINK_TRY([getservbyport_r])
],[
AC_MSG_RESULT([yes])
cares_cv_getservbyport_r="yes"
],[
AC_MSG_RESULT([no])
cares_cv_getservbyport_r="no"
])
#
if test "$cares_cv_getservbyport_r" != "yes"; then
AC_MSG_CHECKING([deeper for getservbyport_r])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
]],[[
getservbyport_r();
]])
],[
AC_MSG_RESULT([yes])
cares_cv_getservbyport_r="yes"
],[
AC_MSG_RESULT([but still no])
cares_cv_getservbyport_r="no"
])
fi
#
if test "$cares_cv_getservbyport_r" = "yes"; then
AC_MSG_CHECKING([how many arguments getservbyport_r takes])
cares_cv_getservbyport_r_nargs="unknown"
#
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
extern int
getservbyport_r(int, const char*, struct servent*,
char*, size_t, struct servent**);
]],[[
int p1, res;
size_t p5;
char *p2, p4[4096];
struct servent *p3, *p6;
res = getservbyport_r(p1, p2, p3, p4, p5, &p6);
]])
],[
cares_cv_getservbyport_r_nargs="6"
])
#
if test "$cares_cv_getservbyport_r_nargs" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
extern struct servent*
getservbyport_r(int, const char*, struct servent*,
char*, int);
]],[[
int p1, p5;
char *p2, p4[4096];
struct servent *p3, res;
res = getservbyport_r(p1, p2, p3, p4, p5);
]])
],[
cares_cv_getservbyport_r_nargs="5"
])
fi
#
if test "$cares_cv_getservbyport_r_nargs" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
extern int
getservbyport_r(int, const char*, struct servent*,
struct servent_data*);
]],[[
int p1, res;
char *p2;
struct servent *p3;
struct servent_data *p4;
res = getservbyport_r(p1, p2, p3, p4);
]])
],[
cares_cv_getservbyport_r_nargs="4"
])
fi
#
AC_MSG_RESULT([$cares_cv_getservbyport_r_nargs])
#
if test "$cares_cv_getservbyport_r_nargs" = "unknown"; then
AC_MSG_WARN([HAVE_GETSERVBYPORT_R will not be defined])
else
AC_DEFINE(HAVE_GETSERVBYPORT_R, 1,
[Specifies whether getservbyport_r is present])
AC_DEFINE_UNQUOTED(GETSERVBYPORT_R_ARGS, $cares_cv_getservbyport_r_nargs,
[Specifies the number of arguments to getservbyport_r])
if test "$cares_cv_getservbyport_r_nargs" = "4" ; then
AC_DEFINE(GETSERVBYPORT_R_BUFSIZE, sizeof(struct servent_data),
[Specifies the size of the buffer to pass to getservbyport_r])
else
AC_DEFINE(GETSERVBYPORT_R_BUFSIZE, 4096,
[Specifies the size of the buffer to pass to getservbyport_r])
fi
fi
#
fi
])
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