+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. If the expansion would
+dnl result in a set of double-quoted strings the returned expansion will
+dnl actually be a single double-quoted string concatenating all them.
+
+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" 's/[["]][[ ]]*[["]]//g' 2>/dev/null`
+ if test -z "$tmp_exp" || test "$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_DEF_CC (SYMBOL, [INCLUDES], [SILENT])
+dnl -------------------------------------------------
+dnl Use the C compiler to find out only if the given symbol is defined
+dnl or not, this can not find out its expansion. This macro will not use
+dnl default includes even if no INCLUDES argument is given. This macro
+dnl will run silently when invoked with three arguments.
+
+AC_DEFUN([CURL_CHECK_DEF_CC], [
+ AS_VAR_PUSHDEF([ac_HaveDef], [curl_cv_have_def_$1])dnl
+ ifelse($3,,[AC_MSG_CHECKING([for compiler definition of $1])])
+ AC_COMPILE_IFELSE([
+ AC_LANG_SOURCE(
+ifelse($2,,,[$2])[[
+int main (void)
+{
+#ifdef $1
+ return 0;
+#else
+ force compilation error
+#endif
+}
+ ]])
+ ],[
+ tst_symbol_defined="yes"
+ ],[
+ tst_symbol_defined="no"
+ ])
+ if test "$tst_symbol_defined" = "yes"; then
+ AS_VAR_SET(ac_HaveDef, yes)
+ ifelse($3,,[AC_MSG_RESULT([yes])])
+ else
+ AS_VAR_SET(ac_HaveDef, no)
+ ifelse($3,,[AC_MSG_RESULT([no])])
+ fi
+ AS_VAR_POPDEF([ac_HaveDef])dnl
+])
+
+
+dnl CARES_CHECK_LIB_XNET
+dnl -------------------------------------------------
+dnl Verify if X/Open network library is required.
+
+AC_DEFUN([CARES_CHECK_LIB_XNET], [
+ AC_MSG_CHECKING([if X/Open network library is required])
+ tst_lib_xnet_required="no"
+ AC_COMPILE_IFELSE([
+ AC_LANG_SOURCE([[
+int main (void)
+{
+#if defined(__hpux) && defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 600)
+ return 0;
+#elif defined(__hpux) && defined(_XOPEN_SOURCE_EXTENDED)
+ return 0;
+#else
+ force compilation error
+#endif
+}
+ ]])
+ ],[
+ tst_lib_xnet_required="yes"
+ LIBS="$LIBS -lxnet"
+ ])
+ AC_MSG_RESULT([$tst_lib_xnet_required])
+])
+
+
+dnl CARES_CHECK_AIX_ALL_SOURCE
+dnl -------------------------------------------------
+dnl Provides a replacement of traditional AC_AIX with
+dnl an uniform behaviour across all autoconf versions,
+dnl and with our own placement rules.
+
+AC_DEFUN([CARES_CHECK_AIX_ALL_SOURCE], [
+ AH_VERBATIM([_ALL_SOURCE],
+ [/* Define to 1 if OS is AIX. */
+#ifndef _ALL_SOURCE
+# undef _ALL_SOURCE
+#endif])
+ AC_BEFORE([$0], [AC_SYS_LARGEFILE])dnl
+ AC_BEFORE([$0], [CARES_CONFIGURE_REENTRANT])dnl
+ AC_MSG_CHECKING([if OS is AIX (to define _ALL_SOURCE)])
+ AC_EGREP_CPP([yes_this_is_aix],[
+#ifdef _AIX
+ yes_this_is_aix
+#endif
+ ],[
+ AC_MSG_RESULT([yes])
+ AC_DEFINE(_ALL_SOURCE)
+ ],[
+ AC_MSG_RESULT([no])
+ ])
+])
+
+
dnl CURL_CHECK_HEADER_WINDOWS
dnl -------------------------------------------------
-dnl Check for compilable and valid windows.h header
+dnl Check for compilable and valid windows.h header
AC_DEFUN([CURL_CHECK_HEADER_WINDOWS], [
AC_CACHE_CHECK([for windows.h], [ac_cv_header_windows_h], [
AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
+ AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
- ],[
-#ifdef __CYGWIN__
+ ]],[[
+#if defined(__CYGWIN__) || defined(__CEGCC__)
HAVE_WINDOWS_H shall not be defined.
#else
int dummy=2*WINVER;
#endif
- ])
+ ]])
],[
ac_cv_header_windows_h="yes"
],[
])
+dnl CURL_CHECK_NATIVE_WINDOWS
+dnl -------------------------------------------------
+dnl Check if building a native Windows target
+
+AC_DEFUN([CURL_CHECK_NATIVE_WINDOWS], [
+ AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
+ AC_CACHE_CHECK([whether build target is a native Windows one], [ac_cv_native_windows], [
+ if test "$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
+ ])
+ AM_CONDITIONAL(DOING_NATIVE_WINDOWS, test "x$ac_cv_native_windows" = xyes)
+])
+
+
dnl CURL_CHECK_HEADER_WINSOCK
dnl -------------------------------------------------
-dnl Check for compilable and valid winsock.h header
+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([
+ AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <winsock.h>
- ],[
-#ifdef __CYGWIN__
+ ]],[[
+#if defined(__CYGWIN__) || defined(__CEGCC__)
HAVE_WINSOCK_H shall not be defined.
#else
int dummy=WSACleanup();
#endif
- ])
+ ]])
],[
ac_cv_header_winsock_h="yes"
],[
dnl CURL_CHECK_HEADER_WINSOCK2
dnl -------------------------------------------------
-dnl Check for compilable and valid winsock2.h header
+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([
+ AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <winsock2.h>
- ],[
-#ifdef __CYGWIN__
+ ]],[[
+#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_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CACHE_CHECK([for ws2tcpip.h], [ac_cv_header_ws2tcpip_h], [
AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
+ AC_LANG_PROGRAM([[
#undef inline
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
- ],[
-#ifdef __CYGWIN__
+ ]],[[
+#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_DEFUN([CURL_CHECK_HEADER_MALLOC], [
AC_CACHE_CHECK([for malloc.h], [ac_cv_header_malloc_h], [
AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
+ 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"
],[
[Define to 1 if you have the malloc.h header file.])
#
AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
+ 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"
],[
])
-dnl CURL_CHECK_TYPE_SOCKLEN_T
+dnl CURL_CHECK_HEADER_MEMORY
dnl -------------------------------------------------
-dnl Check for existing socklen_t type, and provide
-dnl an equivalent type if socklen_t not available
+dnl Check for compilable and valid memory.h header,
+dnl and check if it is needed even with stdlib.h for
+dnl memory related functions.
-AC_DEFUN([CURL_CHECK_TYPE_SOCKLEN_T], [
- AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
- AC_CHECK_TYPE([socklen_t], ,[
- AC_CACHE_CHECK([for socklen_t equivalent],
- [curl_cv_socklen_t_equiv], [
- curl_cv_socklen_t_equiv="unknown"
- for arg2 in "struct sockaddr" void; do
- for t in int size_t unsigned long "unsigned long"; do
- 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 getpeername (int, $arg2 *, $t *);
- ],[
- $t len=0;
- getpeername(0,0,&len);
- ])
- ],[
- curl_cv_socklen_t_equiv="$t"
- break 2
- ])
- done
- done
+AC_DEFUN([CURL_CHECK_HEADER_MEMORY], [
+ AC_CACHE_CHECK([for memory.h], [ac_cv_header_memory_h], [
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+#include <memory.h>
+ ]],[[
+ void *p = malloc(10);
+ void *q = calloc(10,10);
+ free(p);
+ free(q);
+ ]])
+ ],[
+ ac_cv_header_memory_h="yes"
+ ],[
+ ac_cv_header_memory_h="no"
])
- 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, $curl_cv_socklen_t_equiv,
- [type to use in place of socklen_t if not defined])
+ ])
+ if test "$ac_cv_header_memory_h" = "yes"; then
+ AC_DEFINE_UNQUOTED(HAVE_MEMORY_H, 1,
+ [Define to 1 if you have the memory.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_memory_h="no"
+ ],[
+ curl_cv_need_header_memory_h="yes"
+ ])
+ #
+ case "$curl_cv_need_header_memory_h" in
+ yes)
+ AC_DEFINE_UNQUOTED(NEED_MEMORY_H, 1,
+ [Define to 1 if you need the memory.h header file even with stdlib.h])
;;
esac
- ],[
-#undef inline
-#ifdef HAVE_WINDOWS_H
-#ifndef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN
-#endif
-#include <windows.h>
-#ifdef HAVE_WINSOCK2_H
-#include <winsock2.h>
-#ifdef HAVE_WS2TCPIP_H
-#include <ws2tcpip.h>
-#endif
-#endif
-#else
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_SOCKET_H
-#include <sys/socket.h>
-#endif
-#endif
- ])
+ fi
])
dnl CURL_CHECK_FUNC_GETNAMEINFO
dnl -------------------------------------------------
-dnl Test if the getnameinfo function is available,
+dnl Test if the getnameinfo function is available,
dnl and check the types of five of its arguments.
dnl If the function succeeds HAVE_GETNAMEINFO will be
dnl defined, defining the types of the arguments in
dnl GETNAMEINFO_TYPE_ARG1, GETNAMEINFO_TYPE_ARG2,
dnl GETNAMEINFO_TYPE_ARG46 and GETNAMEINFO_TYPE_ARG7,
-dnl and also defining the type qualifier of first
+dnl and also defining the type qualifier of first
dnl argument in GETNAMEINFO_QUAL_ARG1.
AC_DEFUN([CURL_CHECK_FUNC_GETNAMEINFO], [
AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
- AC_REQUIRE([CURL_CHECK_TYPE_SOCKLEN_T])dnl
AC_CHECK_HEADERS(sys/types.h sys/socket.h netdb.h)
#
AC_MSG_CHECKING([for getnameinfo])
AC_LINK_IFELSE([
- AC_LANG_FUNC_LINK_TRY([getnameinfo])
- ],[
- AC_MSG_RESULT([yes])
- curl_cv_getnameinfo="yes"
- ],[
- AC_MSG_RESULT([no])
- curl_cv_getnameinfo="no"
+ AC_LANG_FUNC_LINK_TRY([getnameinfo])
+ ],[
+ AC_MSG_RESULT([yes])
+ curl_cv_getnameinfo="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ curl_cv_getnameinfo="no"
])
#
if test "$curl_cv_getnameinfo" != "yes"; then
AC_MSG_CHECKING([deeper for getnameinfo])
- AC_TRY_LINK([
- ],[
+ 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"
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ curl_cv_getnameinfo="yes"
+ ],[
+ AC_MSG_RESULT([but still no])
+ curl_cv_getnameinfo="no"
])
fi
#
if test "$curl_cv_getnameinfo" != "yes"; then
AC_MSG_CHECKING([deeper and deeper for getnameinfo])
- AC_TRY_LINK([
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#include <netdb.h>
#endif
#endif
- ],[
+ ]],[[
getnameinfo(0, 0, 0, 0, 0, 0, 0);
- ],[
- AC_MSG_RESULT([yes])
- curl_cv_getnameinfo="yes"
- ],[
- AC_MSG_RESULT([but still no])
- curl_cv_getnameinfo="no"
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ curl_cv_getnameinfo="yes"
+ ],[
+ AC_MSG_RESULT([but still no])
+ curl_cv_getnameinfo="no"
])
fi
#
for gni_arg2 in 'socklen_t' 'size_t' 'int'; do
for gni_arg46 in 'size_t' 'int' 'socklen_t' 'unsigned int' 'DWORD'; do
for gni_arg7 in 'int' 'unsigned int'; do
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
-#undef inline
+ if test "$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
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
-#include <winsock2.h>
+#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#endif
#define GNICALLCONV
#endif
- extern int GNICALLCONV getnameinfo($gni_arg1, $gni_arg2,
- char *, $gni_arg46,
- char *, $gni_arg46,
- $gni_arg7);
+ extern int GNICALLCONV getnameinfo($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);
+ ]])
],[
- $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,$gni_arg7"
])
- ],[
- curl_cv_func_getnameinfo_args="$gni_arg1,$gni_arg2,$gni_arg46,$gni_arg7"
- break 4
- ])
+ fi
done
done
done
done
- ]) # AC_CACHE_CHECK
+ ]) # AC-CACHE-CHECK
if test "$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])
ac_cv_func_getnameinfo="yes"
fi
fi
-]) # AC_DEFUN
+])
dnl TYPE_SOCKADDR_STORAGE
dnl -------------------------------------------------
-dnl Check for struct sockaddr_storage. Most IPv6-enabled
+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_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_CACHE_CHECK([for working NI_WITHSCOPEID],
[ac_cv_working_ni_withscopeid], [
AC_RUN_IFELSE([
- AC_LANG_PROGRAM([
+ AC_LANG_PROGRAM([[
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
#ifdef HAVE_STDIO_H
#include <stdio.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
return 4; /* Error, NI_WITHSCOPEID not defined or no getnameinfo() */
#endif
- ]) # AC_LANG_PROGRAM
+ ]]) # AC-LANG-PROGRAM
],[
# Exit code == 0. Program worked.
ac_cv_working_ni_withscopeid="yes"
# 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([
+ 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
+ ]) # AC-COMPILE-IFELSE
+ ]) # AC-RUN-IFELSE
+ ]) # AC-CACHE-CHECK
case "$ac_cv_working_ni_withscopeid" in
yes)
AC_DEFINE(HAVE_NI_WITHSCOPEID, 1,
[Define to 1 if NI_WITHSCOPEID exists and works.])
;;
esac
-]) # AC_DEFUN
+])
dnl CURL_CHECK_FUNC_RECV
dnl -------------------------------------------------
-dnl Test if the socket recv() function is available,
-dnl and check its return type and the types of its
-dnl arguments. If the function succeeds HAVE_RECV
-dnl will be defined, defining the types of the arguments
-dnl in RECV_TYPE_ARG1, RECV_TYPE_ARG2, RECV_TYPE_ARG3
+dnl Test if the socket recv() function is available,
+dnl and check its return type and the types of its
+dnl arguments. If the function succeeds HAVE_RECV
+dnl will be defined, defining the types of the arguments
+dnl in RECV_TYPE_ARG1, RECV_TYPE_ARG2, RECV_TYPE_ARG3
dnl and RECV_TYPE_ARG4, defining the type of the function
dnl return value in RECV_TYPE_RETV.
AC_CHECK_HEADERS(sys/types.h sys/socket.h)
#
AC_MSG_CHECKING([for recv])
- AC_TRY_LINK([
-#undef inline
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
+#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#include <sys/socket.h>
#endif
#endif
- ],[
+ ]],[[
recv(0, 0, 0, 0);
- ],[
- AC_MSG_RESULT([yes])
- curl_cv_recv="yes"
- ],[
- AC_MSG_RESULT([no])
- curl_cv_recv="no"
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ curl_cv_recv="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ curl_cv_recv="no"
])
#
if test "$curl_cv_recv" = "yes"; then
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
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
-#undef inline
+ 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
#define RECVCALLCONV
#endif
- extern $recv_retv RECVCALLCONV recv($recv_arg1, $recv_arg2, $recv_arg3, $recv_arg4);
+ 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);
+ ]])
],[
- $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"
])
- ],[
- curl_cv_func_recv_args="$recv_arg1,$recv_arg2,$recv_arg3,$recv_arg4,$recv_retv"
- break 5
- ])
+ fi
done
done
done
done
done
- ]) # AC_CACHE_CHECK
+ ]) # AC-CACHE-CHECK
if test "$curl_cv_func_recv_args" = "unknown"; then
AC_MSG_ERROR([Cannot find proper types to use for recv args])
else
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 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 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_CHECK_HEADERS(sys/types.h sys/socket.h)
#
AC_MSG_CHECKING([for send])
- AC_TRY_LINK([
-#undef inline
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
+#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#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"
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ curl_cv_send="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ curl_cv_send="no"
])
#
if test "$curl_cv_send" = "yes"; then
for send_arg2 in 'char *' 'void *' 'const char *' 'const void *'; do
for send_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
for send_arg4 in 'int' 'unsigned int'; do
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
-#undef inline
+ if test "$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
#define SENDCALLCONV
#endif
- extern $send_retv SENDCALLCONV send($send_arg1, $send_arg2, $send_arg3, $send_arg4);
+ 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);
+ ]])
],[
- $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"
])
- ],[
- curl_cv_func_send_args="$send_arg1,$send_arg2,$send_arg3,$send_arg4,$send_retv"
- break 5
- ])
+ fi
done
done
done
done
done
- ]) # AC_CACHE_CHECK
+ ]) # AC-CACHE-CHECK
if test "$curl_cv_func_send_args" = "unknown"; then
AC_MSG_ERROR([Cannot find proper types to use for send args])
else
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 "$curl_cv_recvfrom" = "yes"; then
+ AC_CACHE_CHECK([types of args and return type for recvfrom],
+ [curl_cv_func_recvfrom_args], [
+ curl_cv_func_recvfrom_args="unknown"
+ for recvfrom_retv in 'int' 'ssize_t'; do
+ for recvfrom_arg1 in 'int' 'ssize_t' 'SOCKET'; do
+ for recvfrom_arg2 in 'char *' 'void *'; do
+ for recvfrom_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
+ for recvfrom_arg4 in 'int' 'unsigned int'; do
+ for recvfrom_arg5 in 'struct sockaddr *' 'void *' 'const struct sockaddr *'; do
+ for recvfrom_arg6 in 'socklen_t *' 'int *' 'unsigned int *' 'size_t *' 'void *'; do
+ if test "$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
+ # Nearly last minute change for this release starts here
+ AC_DEFINE_UNQUOTED(HAVE_RECVFROM, 1,
+ [Define to 1 if you have the recvfrom function.])
+ ac_cv_func_recvfrom="yes"
+ # Nearly last minute change for this release ends here
+ if test "$curl_cv_func_recvfrom_args" = "unknown"; then
+ AC_MSG_WARN([Cannot find proper types to use for recvfrom args])
+ else
+ recvfrom_prev_IFS=$IFS; IFS=','
+ set dummy `echo "$curl_cv_func_recvfrom_args" | sed 's/\*/\*/g'`
+ IFS=$recvfrom_prev_IFS
+ shift
+ #
+ recvfrom_ptrt_arg2=$[2]
+ recvfrom_qual_ptrt_arg5=$[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 $prev_sh_opts in
+ *f*)
+ ;;
+ *)
+ set -f
+ ;;
+ esac
+ #
+ case "$recvfrom_qual_ptrt_arg5" in
+ const*)
+ recvfrom_qual_arg5=const
+ recvfrom_ptrt_arg5=`echo $recvfrom_qual_ptrt_arg5 | sed 's/^const //'`
+ ;;
+ *)
+ recvfrom_qual_arg5=
+ recvfrom_ptrt_arg5=$recvfrom_qual_ptrt_arg5
+ ;;
+ 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_QUAL_ARG5, $recvfrom_qual_arg5,
+ [Define to the type qualifier pointed by arg 5 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_WARN([Unable to link function recvfrom])
+ AC_MSG_WARN([Your system will be vulnerable to some forms of DNS cache poisoning])
+ fi
+])
dnl 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
+ AC_LANG_PROGRAM([[
+#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#include <sys/socket.h>
#endif
#endif
- ],[
+ ]],[[
int flag=MSG_NOSIGNAL;
- ])
+ ]])
],[
ac_cv_msg_nosignal="yes"
],[
[Define to 1 if you have the MSG_NOSIGNAL flag.])
;;
esac
-]) # AC_DEFUN
+])
dnl 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_CHECK_HEADERS(sys/types.h sys/time.h time.h sys/socket.h)
AC_CACHE_CHECK([for struct timeval], [ac_cv_struct_timeval], [
AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM([
-#undef inline
+ AC_LANG_PROGRAM([[
+#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#include <time.h>
#endif
#endif
- ],[
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+ ]],[[
struct timeval ts;
ts.tv_sec = 0;
ts.tv_usec = 0;
- ])
+ ]])
],[
ac_cv_struct_timeval="yes"
],[
[Define to 1 if you have the timeval struct.])
;;
esac
-]) # AC_DEFUN
+])
dnl TYPE_SIG_ATOMIC_T
yes)
#
AC_MSG_CHECKING([if sig_atomic_t is already defined as volatile])
- AC_TRY_LINK([
+ 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"
+ ]])
+ ],[
+ 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
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...
-dnl
-AC_DEFUN([CURL_CHECK_NONBLOCKING_SOCKET],
-[
- AC_MSG_CHECKING([non-blocking sockets style])
-
- AC_TRY_COMPILE([
-/* headers for O_NONBLOCK test */
-#include <sys/types.h>
-#include <unistd.h>
-#include <fcntl.h>
-],[
-/* try to compile O_NONBLOCK */
-
-#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
- 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])
-],[
-dnl the code was bad, try a different program now, test 2
-
- AC_TRY_COMPILE([
-/* 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])
-],[
-dnl FIONBIO test was also bad
-dnl the code was bad, try a different program now, test 3
-
- AC_TRY_COMPILE([
-/* 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 */
- 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])
-],[
-dnl ioctlsocket didnt compile!, go to test 4
-
- AC_TRY_LINK([
-/* headers for IoctlSocket test (Amiga?) */
-#include <sys/ioctl.h>
-],[
-/* IoctlSocket source code */
- 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])
-],[
-dnl Ioctlsocket didnt compile, do test 5!
- AC_TRY_COMPILE([
-/* headers for SO_NONBLOCK test (BeOS) */
-#include <socket.h>
-],[
-/* SO_NONBLOCK source code */
- 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])
-],[
-dnl test 5 didnt compile!
-nonblock="nada"
-AC_DEFINE(HAVE_DISABLED_NONBLOCKING, 1, [disabled non-blocking sockets])
-])
-dnl end of fifth test
-
-])
-dnl end of forth test
-
-])
-dnl end of third test
-
-])
-dnl end of second test
-
-])
-dnl end of non-blocking try-compile test
- AC_MSG_RESULT($nonblock)
-
- if test "$nonblock" = "nada"; then
- AC_MSG_WARN([non-block sockets disabled])
- fi
])
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], ,[
- AC_MSG_CHECKING([for in_addr_t equivalent])
- AC_CACHE_VAL([curl_cv_in_addr_t_equiv],
- [
- curl_cv_in_addr_t_equiv=
- for t in "unsigned long" int size_t unsigned long; do
- AC_TRY_COMPILE([
+
+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
#include <arpa/inet.h>
#endif
#endif
- ],[
- $t data = inet_addr ("1.2.3.4");
- ],[
- curl_cv_in_addr_t_equiv="$t"
- break
- ])
- done
-
- if test "x$curl_cv_in_addr_t_equiv" = x; then
- AC_MSG_ERROR([Cannot find a type to use in place of in_addr_t])
- fi
- ])
- AC_MSG_RESULT($curl_cv_in_addr_t_equiv)
- AC_DEFINE_UNQUOTED(in_addr_t, $curl_cv_in_addr_t_equiv,
- [type to use in place of in_addr_t if not defined])],
- [
+ ]],[[
+ $t data = inet_addr ("1.2.3.4");
+ ]])
+ ],[
+ curl_cv_in_addr_t_equiv="$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, $curl_cv_in_addr_t_equiv,
+ [Type to use in place of in_addr_t when system does not provide it.])
+ ;;
+ esac
+ ],[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#include <arpa/inet.h>
#endif
#endif
- ]) dnl AC_CHECK_TYPE
-]) dnl AC_DEFUN
+ ])
+])
-dnl CURL_CHECK_LIBS_CLOCK_GETTIME
+
+dnl CURL_CHECK_FUNC_CLOCK_GETTIME_MONOTONIC
dnl -------------------------------------------------
-dnl Check for libraries needed for clock_gettime,
-dnl and prepended to LIBS any needed libraries.
+dnl Check if monotonic clock_gettime is available.
-AC_DEFUN([CURL_CHECK_LIBS_CLOCK_GETTIME], [
+AC_DEFUN([CURL_CHECK_FUNC_CLOCK_GETTIME_MONOTONIC], [
AC_REQUIRE([AC_HEADER_TIME])dnl
AC_CHECK_HEADERS(sys/types.h sys/time.h time.h)
+ AC_MSG_CHECKING([for monotonic clock_gettime])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#ifdef TIME_WITH_SYS_TIME
+#include <time.h>
+#endif
+#else
+#ifdef HAVE_TIME_H
+#include <time.h>
+#endif
+#endif
+ ]],[[
+ struct timespec ts;
+ (void)clock_gettime(CLOCK_MONOTONIC, &ts);
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ ac_cv_func_clock_gettime="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ ac_cv_func_clock_gettime="no"
+ ])
+ dnl Definition of HAVE_CLOCK_GETTIME_MONOTONIC is intentionally postponed
+ dnl until library linking and run-time checks for clock_gettime succeed.
+])
+
+
+dnl CURL_CHECK_LIBS_CLOCK_GETTIME_MONOTONIC
+dnl -------------------------------------------------
+dnl If monotonic clock_gettime is available then,
+dnl check and prepended to LIBS any needed libraries.
+
+AC_DEFUN([CURL_CHECK_LIBS_CLOCK_GETTIME_MONOTONIC], [
+ AC_REQUIRE([CURL_CHECK_FUNC_CLOCK_GETTIME_MONOTONIC])dnl
#
- AC_MSG_CHECKING([for clock_gettime in libraries])
- #
- curl_cv_save_LIBS="$LIBS"
- curl_cv_gclk_LIBS="unknown"
- #
- for x_xlibs in '' '-lrt' '-lposix4' ; do
- if test -z "$x_xlibs"; then
- LIBS="$curl_cv_save_LIBS"
- else
- LIBS="$x_xlibs $curl_cv_save_LIBS"
- fi
- AC_LINK_IFELSE([
- AC_LANG_PROGRAM([
-#undef inline
+ if test "$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 $curl_cv_save_LIBS"
+ fi
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <time.h>
#endif
#endif
+ ]],[[
+ struct timespec ts;
+ (void)clock_gettime(CLOCK_MONOTONIC, &ts);
+ ]])
+ ],[
+ curl_cv_gclk_LIBS="$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_STDLIB_H
+#include <stdlib.h>
+#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 timespec ts;
+ if (0 == clock_gettime(CLOCK_MONOTONIC, &ts))
+ exit(0);
+ else
+ exit(1);
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
],[
- (void)clock_gettime(0, 0);
+ AC_MSG_RESULT([no])
+ AC_MSG_WARN([HAVE_CLOCK_GETTIME_MONOTONIC will not be defined])
+ ac_cv_func_clock_gettime="no"
+ LIBS="$curl_cv_save_LIBS"
])
- ],[
- curl_cv_gclk_LIBS="$x_xlibs"
- break
- ])
- done
+ fi
+ #
+ case "$ac_cv_func_clock_gettime" in
+ yes)
+ AC_DEFINE_UNQUOTED(HAVE_CLOCK_GETTIME_MONOTONIC, 1,
+ [Define to 1 if you have the clock_gettime function and monotonic timer.])
+ ;;
+ esac
+ #
+ fi
#
- LIBS="$curl_cv_save_LIBS"
+])
+
+
+dnl CARES_CHECK_LIBS_CONNECT
+dnl -------------------------------------------------
+dnl Verify if network connect function is already available
+dnl using current libraries or if another one is required.
+
+AC_DEFUN([CARES_CHECK_LIBS_CONNECT], [
+ AC_REQUIRE([CARES_INCLUDES_WINSOCK2])dnl
+ AC_MSG_CHECKING([for connect in libraries])
+ tst_connect_save_LIBS="$LIBS"
+ tst_connect_need_LIBS="unknown"
+ for tst_lib in '' '-lsocket' ; do
+ if test "$tst_connect_need_LIBS" = "unknown"; then
+ LIBS="$tst_lib $tst_connect_save_LIBS"
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_winsock2
+ #ifndef HAVE_WINDOWS_H
+ int connect(int, void*, int);
+ #endif
+ ]],[[
+ if(0 != connect(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ tst_connect_need_LIBS="$tst_lib"
+ ])
+ fi
+ done
+ LIBS="$tst_connect_save_LIBS"
#
- case X-"$curl_cv_gclk_LIBS" in
+ case X-"$tst_connect_need_LIBS" in
X-unknown)
- AC_MSG_RESULT([cannot find clock_gettime])
- ac_cv_func_clock_gettime="no"
+ AC_MSG_RESULT([cannot find connect])
+ AC_MSG_ERROR([cannot find connect function in libraries.])
;;
X-)
- AC_MSG_RESULT([no additional lib required])
- ac_cv_func_clock_gettime="yes"
+ AC_MSG_RESULT([yes])
;;
*)
- if test -z "$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
- #
- case "$ac_cv_func_clock_gettime" in
- yes)
- AC_DEFINE_UNQUOTED(HAVE_CLOCK_GETTIME, 1,
- [Define to 1 if you have the clock_gettime function.])
+ AC_MSG_RESULT([$tst_connect_need_LIBS])
+ LIBS="$tst_connect_need_LIBS $tst_connect_save_LIBS"
;;
esac
- #
-]) 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 CARES_DEFINE_UNQUOTED (VARIABLE, [VALUE])
+dnl -------------------------------------------------
+dnl Like AC_DEFINE_UNQUOTED this macro will define a C preprocessor
+dnl symbol that can be further used in custom template configuration
+dnl files. This macro, unlike AC_DEFINE_UNQUOTED, does not use a third
+dnl argument for the description. Symbol definitions done with this
+dnl macro are intended to be exclusively used in handcrafted *.h.in
+dnl template files. Contrary to what AC_DEFINE_UNQUOTED does, this one
+dnl prevents autoheader generation and insertion of symbol template
+dnl stub and definition into the first configuration header file. Do
+dnl not use this macro as a replacement for AC_DEFINE_UNQUOTED, each
+dnl one serves different functional needs.
+
+AC_DEFUN([CARES_DEFINE_UNQUOTED], [
+cat >>confdefs.h <<_EOF
+[@%:@define] $1 ifelse($#, 2, [$2], 1)
+_EOF
])
-dnl We create a function for detecting which compiler we use and then set as
-dnl pendantic compiler options as possible for that particular compiler. The
-dnl options are only used for debug-builds.
-dnl This is a copy of the original found in curl's configure script. Don't
-dnl modify this one, edit the one in curl and copy it back here when that one
-dnl is changed.
+dnl CARES_CONFIGURE_LONG
+dnl -------------------------------------------------
+dnl Find out the size of long as reported by sizeof() and define
+dnl CARES_SIZEOF_LONG as appropriate to be used in template file
+dnl ares_build.h.in to properly configure the library.
+dnl The size of long is a build time characteristic and as such
+dnl must be recorded in ares_build.h
+
+AC_DEFUN([CARES_CONFIGURE_LONG], [
+ if test -z "$ac_cv_sizeof_long" ||
+ test "$ac_cv_sizeof_long" -eq "0"; then
+ AC_MSG_ERROR([cannot find out size of long.])
+ fi
+ CARES_DEFINE_UNQUOTED([CARES_SIZEOF_LONG], [$ac_cv_sizeof_long])
+])
-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 $flag"
- ;;
- esac
+dnl CARES_CONFIGURE_ARES_SOCKLEN_T
+dnl -------------------------------------------------
+dnl Find out suitable ares_socklen_t data type definition and size, making
+dnl appropriate definitions for template file ares_build.h.in
+dnl to properly configure and use the library.
+dnl
+dnl The need for the ares_socklen_t definition arises mainly to properly
+dnl interface HP-UX systems which on one hand have a typedef'ed socklen_t
+dnl data type which is 32 or 64-Bit wide depending on the data model being
+dnl used, and that on the other hand is only actually used when interfacing
+dnl the X/Open sockets provided in the xnet library.
+
+AC_DEFUN([CARES_CONFIGURE_ARES_SOCKLEN_T], [
+ AC_REQUIRE([CARES_INCLUDES_WS2TCPIP])dnl
+ AC_REQUIRE([CARES_INCLUDES_SYS_SOCKET])dnl
+ AC_REQUIRE([CARES_PREPROCESS_CALLCONV])dnl
+ #
+ AC_MSG_CHECKING([for ares_socklen_t data type])
+ cares_typeof_ares_socklen_t="unknown"
+ for arg1 in int SOCKET; do
+ for arg2 in 'struct sockaddr' void; do
+ for t in socklen_t int size_t 'unsigned int' long 'unsigned long' void; do
+ if test "$cares_typeof_ares_socklen_t" = "unknown"; then
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_ws2tcpip
+ $cares_includes_sys_socket
+ $cares_preprocess_callconv
+ extern int FUNCALLCONV getpeername($arg1, $arg2 *, $t *);
+ ]],[[
+ $t *lenptr = 0;
+ if(0 != getpeername(0, 0, lenptr))
+ return 1;
+ ]])
+ ],[
+ cares_typeof_ares_socklen_t="$t"
+ ])
+ fi
+ done
done
- CFLAGS=$NEWFLAGS
-
-]) dnl end of AC_DEFUN()
+ done
+ for t in socklen_t int; do
+ if test "$cares_typeof_ares_socklen_t" = "void"; then
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $cares_includes_sys_socket
+ typedef $t ares_socklen_t;
+ ]],[[
+ ares_socklen_t dummy;
+ ]])
+ ],[
+ cares_typeof_ares_socklen_t="$t"
+ ])
+ fi
+ done
+ AC_MSG_RESULT([$cares_typeof_ares_socklen_t])
+ if test "$cares_typeof_ares_socklen_t" = "void" ||
+ test "$cares_typeof_ares_socklen_t" = "unknown"; then
+ AC_MSG_ERROR([cannot find data type for ares_socklen_t.])
+ fi
+ #
+ AC_MSG_CHECKING([size of ares_socklen_t])
+ cares_sizeof_ares_socklen_t="unknown"
+ cares_pull_headers_socklen_t="unknown"
+ if test "$ac_cv_header_ws2tcpip_h" = "yes"; then
+ tst_pull_header_checks='none ws2tcpip'
+ tst_size_checks='4'
+ else
+ tst_pull_header_checks='none systypes syssocket'
+ tst_size_checks='4 8 2'
+ fi
+ for tst_size in $tst_size_checks; do
+ for tst_pull_headers in $tst_pull_header_checks; do
+ if test "$cares_sizeof_ares_socklen_t" = "unknown"; then
+ case $tst_pull_headers in
+ ws2tcpip)
+ tmp_includes="$cares_includes_ws2tcpip"
+ ;;
+ systypes)
+ tmp_includes="$cares_includes_sys_types"
+ ;;
+ syssocket)
+ tmp_includes="$cares_includes_sys_socket"
+ ;;
+ *)
+ tmp_includes=""
+ ;;
+ esac
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $tmp_includes
+ typedef $cares_typeof_ares_socklen_t ares_socklen_t;
+ typedef char dummy_arr[sizeof(ares_socklen_t) == $tst_size ? 1 : -1];
+ ]],[[
+ ares_socklen_t dummy;
+ ]])
+ ],[
+ cares_sizeof_ares_socklen_t="$tst_size"
+ cares_pull_headers_socklen_t="$tst_pull_headers"
+ ])
+ fi
+ done
+ done
+ AC_MSG_RESULT([$cares_sizeof_ares_socklen_t])
+ if test "$cares_sizeof_ares_socklen_t" = "unknown"; then
+ AC_MSG_ERROR([cannot find out size of ares_socklen_t.])
+ fi
+ #
+ case $cares_pull_headers_socklen_t in
+ ws2tcpip)
+ CARES_DEFINE_UNQUOTED([CARES_PULL_WS2TCPIP_H])
+ ;;
+ systypes)
+ CARES_DEFINE_UNQUOTED([CARES_PULL_SYS_TYPES_H])
+ ;;
+ syssocket)
+ CARES_DEFINE_UNQUOTED([CARES_PULL_SYS_TYPES_H])
+ CARES_DEFINE_UNQUOTED([CARES_PULL_SYS_SOCKET_H])
+ ;;
+ esac
+ CARES_DEFINE_UNQUOTED([CARES_TYPEOF_ARES_SOCKLEN_T], [$cares_typeof_ares_socklen_t])
+ CARES_DEFINE_UNQUOTED([CARES_SIZEOF_ARES_SOCKLEN_T], [$cares_sizeof_ares_socklen_t])
+])
dnl This macro determines if the specified struct exists in the specified file
AC_DEFUN([CARES_CHECK_STRUCT], [
AC_MSG_CHECKING([for struct $2])
- AC_TRY_COMPILE([$1],
+ AC_TRY_COMPILE([$1],
[
struct $2 struct_instance;
], ac_struct="yes", ac_found="no")
fi
])
-
-dnl This macro determines how many parameters getservbyport_r takes
-AC_DEFUN([CARES_CHECK_GETSERVBYPORT_R], [
- AC_MSG_CHECKING([how many arguments getservbyport_r takes])
- AC_TRY_LINK(
- [#include <netdb.h>],
- [
- int p1, p5;
- char *p2, p4[4096];
- struct servent *p3, *p6;
- getservbyport_r(p1, p2, p3, p4, p5, &p6);
- ], ac_func_getservbyport_r=6,
- [AC_TRY_LINK(
- [#include <netdb.h>],
- [
- int p1, p5;
- char *p2, p4[4096];
- struct servent *p3;
- getservbyport_r(p1, p2, p3, p4, p5);
- ], ac_func_getservbyport_r=5,
- [AC_TRY_LINK(
- [#include <netdb.h>],
- [
- int p1;
- char *p2;
- struct servent *p3;
- struct servent_data p4;
- getservbyport_r(p1, p2, p3, &p4);
- ], ac_func_getservbyport_r=4, ac_func_getservbyport_r=0
- )]
- )]
- )
-if test $ac_func_getservbyport_r != "0" ; then
- AC_MSG_RESULT($ac_func_getservbyport_r)
- AC_DEFINE(HAVE_GETSERVBYPORT_R, 1, [Specifies whether getservbyport_r is present])
- AC_DEFINE_UNQUOTED(GETSERVBYPORT_R_ARGS, $ac_func_getservbyport_r, [Specifies the number of arguments to
-getservbyport_r])
- if test $ac_func_getservbyport_r = "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
-else
- AC_MSG_RESULT([not found])
-fi
-])
-