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authorYang Tse <yangsita@gmail.com>2008-11-13 18:56:55 +0000
committerYang Tse <yangsita@gmail.com>2008-11-13 18:56:55 +0000
commit17d2a464ad42c47ec37870e4b01a18ef5593877f (patch)
tree00948db22881746fb3d2740cd080587694829f56 /m4
parentae6530ee82fc81506ec7c34ffea4fcf3be7c3717 (diff)
Refactor configure script detection of functions used to set sockets into
non-blocking mode, and decouple function detection from function capability.
Diffstat (limited to 'm4')
-rw-r--r--m4/curl-confopts.m473
-rw-r--r--m4/curl-functions.m4786
2 files changed, 857 insertions, 2 deletions
diff --git a/m4/curl-confopts.m4 b/m4/curl-confopts.m4
index b0c1f3cd4..5ad3e1830 100644
--- a/m4/curl-confopts.m4
+++ b/m4/curl-confopts.m4
@@ -22,7 +22,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 3
+# serial 4
dnl CURL_CHECK_OPTION_DEBUG
@@ -58,6 +58,38 @@ AC_HELP_STRING([--disable-debug],[Disable debug build options]),
])
+dnl CURL_CHECK_OPTION_NONBLOCKING
+dnl -------------------------------------------------
+dnl Verify if configure has been invoked with option
+dnl --enable-nonblocking or --disable-nonblocking, and
+dnl set shell variable want_nonblocking as appropriate.
+
+AC_DEFUN([CURL_CHECK_OPTION_NONBLOCKING], [
+ AC_BEFORE([$0],[CURL_CHECK_NONBLOCKING_SOCKET])dnl
+ AC_MSG_CHECKING([whether to enable non-blocking communications])
+ OPT_NONBLOCKING="default"
+ AC_ARG_ENABLE(nonblocking,
+AC_HELP_STRING([--enable-nonblocking],[Enable non-blocking communications])
+AC_HELP_STRING([--disable-nonblocking],[Disable non-blocking communications]),
+ OPT_NONBLOCKING=$enableval)
+ case "$OPT_NONBLOCKING" in
+ no)
+ dnl --disable-nonblocking option used
+ want_nonblocking="no"
+ ;;
+ default)
+ dnl configure option not specified
+ want_nonblocking="yes"
+ ;;
+ *)
+ dnl --enable-nonblocking option used
+ want_nonblocking="yes"
+ ;;
+ esac
+ AC_MSG_RESULT([$want_nonblocking])
+])
+
+
dnl CURL_CHECK_OPTION_OPTIMIZE
dnl -------------------------------------------------
dnl Verify if configure has been invoked with option
@@ -147,3 +179,42 @@ AC_HELP_STRING([--disable-warnings],[Disable strict compiler warnings]),
AC_MSG_RESULT([$want_warnings])
])
+
+dnl CURL_CHECK_NONBLOCKING_SOCKET
+dnl -------------------------------------------------
+dnl Check for how to set a socket into non-blocking state.
+
+AC_DEFUN([CURL_CHECK_NONBLOCKING_SOCKET], [
+ AC_REQUIRE([CURL_CHECK_OPTION_NONBLOCKING])dnl
+ AC_REQUIRE([CURL_CHECK_FUNC_FCNTL])dnl
+ AC_REQUIRE([CURL_CHECK_FUNC_IOCTL])dnl
+ AC_REQUIRE([CURL_CHECK_FUNC_IOCTLSOCKET])dnl
+ AC_REQUIRE([CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL])dnl
+ AC_REQUIRE([CURL_CHECK_FUNC_SETSOCKOPT])dnl
+ #
+ tst_method="unknown"
+ if test "$want_nonblocking" = "yes"; then
+ AC_MSG_CHECKING([how to set a socket into non-blocking mode])
+ if test "x$ac_cv_func_fcntl_o_nonblock" = "xyes"; then
+ tst_method="fcntl O_NONBLOCK"
+ elif test "x$ac_cv_func_ioctl_fionbio" = "xyes"; then
+ tst_method="ioctl FIONBIO"
+ elif test "x$ac_cv_func_ioctlsocket_fionbio" = "xyes"; then
+ tst_method="ioctlsocket FIONBIO"
+ elif test "x$ac_cv_func_ioctlsocket_camel_fionbio" = "xyes"; then
+ tst_method="IoctlSocket FIONBIO"
+ elif test "x$ac_cv_func_setsockopt_so_nonblock" = "xyes"; then
+ tst_method="setsockopt SO_NONBLOCK"
+ fi
+ AC_MSG_RESULT([$tst_method])
+ if test "$tst_method" = "unknown"; then
+ AC_MSG_WARN([cannot determine non-blocking socket method.])
+ fi
+ fi
+ if test "$tst_method" = "unknown"; then
+ AC_DEFINE_UNQUOTED(USE_BLOCKING_SOCKETS, 1,
+ [Define to disable non-blocking sockets.])
+ AC_MSG_WARN([non-blocking sockets disabled.])
+ fi
+])
+
diff --git a/m4/curl-functions.m4 b/m4/curl-functions.m4
index 9b0d08018..118b55785 100644
--- a/m4/curl-functions.m4
+++ b/m4/curl-functions.m4
@@ -22,7 +22,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 34
+# serial 35
dnl CURL_INCLUDES_ARPA_INET
@@ -52,6 +52,30 @@ curl_includes_arpa_inet="\
])
+dnl CURL_INCLUDES_FCNTL
+dnl -------------------------------------------------
+dnl Set up variable with list of headers that must be
+dnl included when fcntl.h is to be included.
+
+AC_DEFUN([CURL_INCLUDES_FCNTL], [
+curl_includes_fcntl="\
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+#ifdef HAVE_STROPTS_H
+# include <fcntl.h>
+#endif
+/* includes end */"
+ AC_CHECK_HEADERS(
+ sys/types.h unistd.h fcntl.h,
+ [], [], [$curl_includes_fcntl])
+])
+
+
dnl CURL_INCLUDES_IFADDRS
dnl -------------------------------------------------
dnl Set up variable with list of headers that must be
@@ -208,6 +232,36 @@ curl_includes_string="\
])
+dnl CURL_INCLUDES_STROPTS
+dnl -------------------------------------------------
+dnl Set up variable with list of headers that must be
+dnl included when stropts.h is to be included.
+
+AC_DEFUN([CURL_INCLUDES_STROPTS], [
+curl_includes_stropts="\
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
+#ifdef HAVE_SYS_IOCTL_H
+# include <sys/ioctl.h>
+#endif
+#ifdef HAVE_STROPTS_H
+# include <stropts.h>
+#endif
+/* includes end */"
+ AC_CHECK_HEADERS(
+ sys/types.h unistd.h sys/socket.h sys/ioctl.h stropts.h,
+ [], [], [$curl_includes_stropts])
+])
+
+
dnl CURL_INCLUDES_SYS_SOCKET
dnl -------------------------------------------------
dnl Set up variable with list of headers that must be
@@ -440,6 +494,155 @@ AC_DEFUN([CURL_CHECK_FUNC_ALARM], [
])
+dnl CURL_CHECK_FUNC_FCNTL
+dnl -------------------------------------------------
+dnl Verify if fcntl is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable curl_disallow_fcntl, then
+dnl HAVE_FCNTL will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_FCNTL], [
+ AC_REQUIRE([CURL_INCLUDES_FCNTL])dnl
+ #
+ tst_links_fcntl="unknown"
+ tst_proto_fcntl="unknown"
+ tst_compi_fcntl="unknown"
+ tst_allow_fcntl="unknown"
+ #
+ AC_MSG_CHECKING([if fcntl can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([fcntl])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_fcntl="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_fcntl="no"
+ ])
+ #
+ if test "$tst_links_fcntl" = "yes"; then
+ AC_MSG_CHECKING([if fcntl is prototyped])
+ AC_EGREP_CPP([fcntl],[
+ $curl_includes_fcntl
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_fcntl="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_fcntl="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_fcntl" = "yes"; then
+ AC_MSG_CHECKING([if fcntl is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_fcntl
+ ]],[[
+ if(0 != fcntl(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_fcntl="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_fcntl="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_fcntl" = "yes"; then
+ AC_MSG_CHECKING([if fcntl usage allowed])
+ if test "x$curl_disallow_fcntl" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_fcntl="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_fcntl="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if fcntl might be used])
+ if test "$tst_links_fcntl" = "yes" &&
+ test "$tst_proto_fcntl" = "yes" &&
+ test "$tst_compi_fcntl" = "yes" &&
+ test "$tst_allow_fcntl" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_FCNTL, 1,
+ [Define to 1 if you have the fcntl function.])
+ ac_cv_func_fcntl="yes"
+ CURL_CHECK_FUNC_FCNTL_O_NONBLOCK
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_fcntl="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_FCNTL_O_NONBLOCK
+dnl -------------------------------------------------
+dnl Verify if fcntl with status flag O_NONBLOCK is
+dnl available, can be compiled, and seems to work. If
+dnl all of these are true, then HAVE_FCNTL_O_NONBLOCK
+dnl will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_FCNTL_O_NONBLOCK], [
+ #
+ tst_compi_fcntl_o_nonblock="unknown"
+ tst_allow_fcntl_o_nonblock="unknown"
+ #
+ case $host_os in
+ sunos4* | aix3* | beos*)
+ dnl O_NONBLOCK does not work on these platforms
+ curl_disallow_fcntl_o_nonblock="yes"
+ ;;
+ esac
+ #
+ if test "$ac_cv_func_fcntl" = "yes"; then
+ AC_MSG_CHECKING([if fcntl O_NONBLOCK is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_fcntl
+ ]],[[
+ int flags = 0;
+ if(0 != fcntl(0, F_SETFL, flags | O_NONBLOCK))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_fcntl_o_nonblock="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_fcntl_o_nonblock="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_fcntl_o_nonblock" = "yes"; then
+ AC_MSG_CHECKING([if fcntl O_NONBLOCK usage allowed])
+ if test "x$curl_disallow_fcntl_o_nonblock" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_fcntl_o_nonblock="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_fcntl_o_nonblock="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if fcntl O_NONBLOCK might be used])
+ if test "$tst_compi_fcntl_o_nonblock" = "yes" &&
+ test "$tst_allow_fcntl_o_nonblock" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_FCNTL_O_NONBLOCK, 1,
+ [Define to 1 if you have a working fcntl O_NONBLOCK function.])
+ ac_cv_func_fcntl_o_nonblock="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_fcntl_o_nonblock="no"
+ fi
+])
+
+
dnl CURL_CHECK_FUNC_FDOPEN
dnl -------------------------------------------------
dnl Verify if fdopen is available, prototyped, and
@@ -2120,6 +2323,436 @@ AC_DEFUN([CURL_CHECK_FUNC_INET_PTON], [
])
+dnl CURL_CHECK_FUNC_IOCTL
+dnl -------------------------------------------------
+dnl Verify if ioctl is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable curl_disallow_ioctl, then
+dnl HAVE_IOCTL will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_IOCTL], [
+ AC_REQUIRE([CURL_INCLUDES_STROPTS])dnl
+ #
+ tst_links_ioctl="unknown"
+ tst_proto_ioctl="unknown"
+ tst_compi_ioctl="unknown"
+ tst_allow_ioctl="unknown"
+ #
+ AC_MSG_CHECKING([if ioctl can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([ioctl])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_ioctl="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_ioctl="no"
+ ])
+ #
+ if test "$tst_links_ioctl" = "yes"; then
+ AC_MSG_CHECKING([if ioctl is prototyped])
+ AC_EGREP_CPP([ioctl],[
+ $curl_includes_stropts
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_ioctl="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_ioctl="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_ioctl" = "yes"; then
+ AC_MSG_CHECKING([if ioctl is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_stropts
+ ]],[[
+ if(0 != ioctl(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_ioctl="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_ioctl="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_ioctl" = "yes"; then
+ AC_MSG_CHECKING([if ioctl usage allowed])
+ if test "x$curl_disallow_ioctl" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_ioctl="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_ioctl="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if ioctl might be used])
+ if test "$tst_links_ioctl" = "yes" &&
+ test "$tst_proto_ioctl" = "yes" &&
+ test "$tst_compi_ioctl" = "yes" &&
+ test "$tst_allow_ioctl" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_IOCTL, 1,
+ [Define to 1 if you have the ioctl function.])
+ ac_cv_func_ioctl="yes"
+ CURL_CHECK_FUNC_IOCTL_FIONBIO
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_ioctl="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_IOCTL_FIONBIO
+dnl -------------------------------------------------
+dnl Verify if ioctl with the FIONBIO command is
+dnl available, can be compiled, and seems to work. If
+dnl all of these are true, then HAVE_IOCTL_FIONBIO
+dnl will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_IOCTL_FIONBIO], [
+ #
+ tst_compi_ioctl_fionbio="unknown"
+ tst_allow_ioctl_fionbio="unknown"
+ #
+ if test "$ac_cv_func_ioctl" = "yes"; then
+ AC_MSG_CHECKING([if ioctl FIONBIO is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_stropts
+ ]],[[
+ int flags = 0;
+ if(0 != ioctl(0, FIONBIO, &flags))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_ioctl_fionbio="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_ioctl_fionbio="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_ioctl_fionbio" = "yes"; then
+ AC_MSG_CHECKING([if ioctl FIONBIO usage allowed])
+ if test "x$curl_disallow_ioctl_fionbio" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_ioctl_fionbio="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_ioctl_fionbio="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if ioctl FIONBIO might be used])
+ if test "$tst_compi_ioctl_fionbio" = "yes" &&
+ test "$tst_allow_ioctl_fionbio" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_IOCTL_FIONBIO, 1,
+ [Define to 1 if you have a working ioctl FIONBIO function.])
+ ac_cv_func_ioctl_fionbio="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_ioctl_fionbio="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_IOCTLSOCKET
+dnl -------------------------------------------------
+dnl Verify if ioctlsocket is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable curl_disallow_ioctlsocket, then
+dnl HAVE_IOCTLSOCKET will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_IOCTLSOCKET], [
+ AC_REQUIRE([CURL_INCLUDES_WINSOCK2])dnl
+ #
+ tst_links_ioctlsocket="unknown"
+ tst_proto_ioctlsocket="unknown"
+ tst_compi_ioctlsocket="unknown"
+ tst_allow_ioctlsocket="unknown"
+ #
+ AC_MSG_CHECKING([if ioctlsocket can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_winsock2
+ ]],[[
+ if(0 != ioctlsocket(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_ioctlsocket="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_ioctlsocket="no"
+ ])
+ #
+ if test "$tst_links_ioctlsocket" = "yes"; then
+ AC_MSG_CHECKING([if ioctlsocket is prototyped])
+ AC_EGREP_CPP([ioctlsocket],[
+ $curl_includes_winsock2
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_ioctlsocket="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_ioctlsocket="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_ioctlsocket" = "yes"; then
+ AC_MSG_CHECKING([if ioctlsocket is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_winsock2
+ ]],[[
+ if(0 != ioctlsocket(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_ioctlsocket="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_ioctlsocket="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_ioctlsocket" = "yes"; then
+ AC_MSG_CHECKING([if ioctlsocket usage allowed])
+ if test "x$curl_disallow_ioctlsocket" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_ioctlsocket="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_ioctlsocket="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if ioctlsocket might be used])
+ if test "$tst_links_ioctlsocket" = "yes" &&
+ test "$tst_proto_ioctlsocket" = "yes" &&
+ test "$tst_compi_ioctlsocket" = "yes" &&
+ test "$tst_allow_ioctlsocket" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_IOCTLSOCKET, 1,
+ [Define to 1 if you have the ioctlsocket function.])
+ ac_cv_func_ioctlsocket="yes"
+ CURL_CHECK_FUNC_IOCTLSOCKET_FIONBIO
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_ioctlsocket="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_IOCTLSOCKET_FIONBIO
+dnl -------------------------------------------------
+dnl Verify if ioctlsocket with the FIONBIO command is
+dnl available, can be compiled, and seems to work. If
+dnl all of these are true, then HAVE_IOCTLSOCKET_FIONBIO
+dnl will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_IOCTLSOCKET_FIONBIO], [
+ #
+ tst_compi_ioctlsocket_fionbio="unknown"
+ tst_allow_ioctlsocket_fionbio="unknown"
+ #
+ if test "$ac_cv_func_ioctlsocket" = "yes"; then
+ AC_MSG_CHECKING([if ioctlsocket FIONBIO is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_winsock2
+ ]],[[
+ int flags = 0;
+ if(0 != ioctlsocket(0, FIONBIO, &flags))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_ioctlsocket_fionbio="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_ioctlsocket_fionbio="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_ioctlsocket_fionbio" = "yes"; then
+ AC_MSG_CHECKING([if ioctlsocket FIONBIO usage allowed])
+ if test "x$curl_disallow_ioctlsocket_fionbio" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_ioctlsocket_fionbio="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_ioctlsocket_fionbio="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if ioctlsocket FIONBIO might be used])
+ if test "$tst_compi_ioctlsocket_fionbio" = "yes" &&
+ test "$tst_allow_ioctlsocket_fionbio" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_IOCTLSOCKET_FIONBIO, 1,
+ [Define to 1 if you have a working ioctlsocket FIONBIO function.])
+ ac_cv_func_ioctlsocket_fionbio="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_ioctlsocket_fionbio="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL
+dnl -------------------------------------------------
+dnl Verify if IoctlSocket is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable curl_disallow_ioctlsocket_camel,
+dnl then HAVE_IOCTLSOCKET_CAMEL will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL], [
+ AC_REQUIRE([CURL_INCLUDES_STROPTS])dnl
+ #
+ tst_links_ioctlsocket_camel="unknown"
+ tst_proto_ioctlsocket_camel="unknown"
+ tst_compi_ioctlsocket_camel="unknown"
+ tst_allow_ioctlsocket_camel="unknown"
+ #
+ AC_MSG_CHECKING([if IoctlSocket can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_FUNC_LINK_TRY([IoctlSocket])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_ioctlsocket_camel="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_ioctlsocket_camel="no"
+ ])
+ #
+ if test "$tst_links_ioctlsocket_camel" = "yes"; then
+ AC_MSG_CHECKING([if IoctlSocket is prototyped])
+ AC_EGREP_CPP([IoctlSocket],[
+ $curl_includes_stropts
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_ioctlsocket_camel="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_ioctlsocket_camel="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_ioctlsocket_camel" = "yes"; then
+ AC_MSG_CHECKING([if IoctlSocket is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_stropts
+ ]],[[
+ if(0 != IoctlSocket(0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_ioctlsocket_camel="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_ioctlsocket_camel="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_ioctlsocket_camel" = "yes"; then
+ AC_MSG_CHECKING([if IoctlSocket usage allowed])
+ if test "x$curl_disallow_ioctlsocket_camel" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_ioctlsocket_camel="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_ioctlsocket_camel="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if IoctlSocket might be used])
+ if test "$tst_links_ioctlsocket_camel" = "yes" &&
+ test "$tst_proto_ioctlsocket_camel" = "yes" &&
+ test "$tst_compi_ioctlsocket_camel" = "yes" &&
+ test "$tst_allow_ioctlsocket_camel" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_IOCTLSOCKET_CAMEL, 1,
+ [Define to 1 if you have the IoctlSocket camel case function.])
+ ac_cv_func_ioctlsocket_camel="yes"
+ CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL_FIONBIO
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_ioctlsocket_camel="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL_FIONBIO
+dnl -------------------------------------------------
+dnl Verify if IoctlSocket with FIONBIO command is available,
+dnl can be compiled, and seems to work. If all of these are
+dnl true, then HAVE_IOCTLSOCKET_CAMEL_FIONBIO will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL_FIONBIO], [
+ #
+ tst_compi_ioctlsocket_camel_fionbio="unknown"
+ tst_allow_ioctlsocket_camel_fionbio="unknown"
+ #
+ if test "$ac_cv_func_ioctlsocket_camel" = "yes"; then
+ AC_MSG_CHECKING([if IoctlSocket FIONBIO is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_stropts
+ ]],[[
+ long flags = 0;
+ if(0 != ioctlsocket(0, FIONBIO, &flags))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_ioctlsocket_camel_fionbio="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_ioctlsocket_camel_fionbio="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_ioctlsocket_camel_fionbio" = "yes"; then
+ AC_MSG_CHECKING([if IoctlSocket FIONBIO usage allowed])
+ if test "x$curl_disallow_ioctlsocket_camel_fionbio" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_ioctlsocket_camel_fionbio="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_ioctlsocket_camel_fionbio="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if IoctlSocket FIONBIO might be used])
+ if test "$tst_compi_ioctlsocket_camel_fionbio" = "yes" &&
+ test "$tst_allow_ioctlsocket_camel_fionbio" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_IOCTLSOCKET_CAMEL_FIONBIO, 1,
+ [Define to 1 if you have a working IoctlSocket camel case FIONBIO function.])
+ ac_cv_func_ioctlsocket_camel_fionbio="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_ioctlsocket_camel_fionbio="no"
+ fi
+])
+
+
dnl CURL_CHECK_FUNC_LOCALTIME_R
dnl -------------------------------------------------
dnl Verify if localtime_r is available, prototyped, can
@@ -2236,6 +2869,157 @@ AC_DEFUN([CURL_CHECK_FUNC_LOCALTIME_R], [
])
+dnl CURL_CHECK_FUNC_SETSOCKOPT
+dnl -------------------------------------------------
+dnl Verify if setsockopt is available, prototyped, and
+dnl can be compiled. If all of these are true, and
+dnl usage has not been previously disallowed with
+dnl shell variable curl_disallow_setsockopt, then
+dnl HAVE_SETSOCKOPT will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_SETSOCKOPT], [
+ AC_REQUIRE([CURL_INCLUDES_WINSOCK2])dnl
+ AC_REQUIRE([CURL_INCLUDES_SYS_SOCKET])dnl
+ #
+ tst_links_setsockopt="unknown"
+ tst_proto_setsockopt="unknown"
+ tst_compi_setsockopt="unknown"
+ tst_allow_setsockopt="unknown"
+ #
+ AC_MSG_CHECKING([if setsockopt can be linked])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_winsock2
+ $curl_includes_sys_socket
+ ]],[[
+ if(0 != setsockopt(0, 0, 0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_links_setsockopt="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_links_setsockopt="no"
+ ])
+ #
+ if test "$tst_links_setsockopt" = "yes"; then
+ AC_MSG_CHECKING([if setsockopt is prototyped])
+ AC_EGREP_CPP([setsockopt],[
+ $curl_includes_winsock2
+ $curl_includes_sys_socket
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_proto_setsockopt="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_proto_setsockopt="no"
+ ])
+ fi
+ #
+ if test "$tst_proto_setsockopt" = "yes"; then
+ AC_MSG_CHECKING([if setsockopt is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_winsock2
+ $curl_includes_sys_socket
+ ]],[[
+ if(0 != setsockopt(0, 0, 0, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_setsockopt="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_setsockopt="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_setsockopt" = "yes"; then
+ AC_MSG_CHECKING([if setsockopt usage allowed])
+ if test "x$curl_disallow_setsockopt" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_setsockopt="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_setsockopt="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if setsockopt might be used])
+ if test "$tst_links_setsockopt" = "yes" &&
+ test "$tst_proto_setsockopt" = "yes" &&
+ test "$tst_compi_setsockopt" = "yes" &&
+ test "$tst_allow_setsockopt" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_SETSOCKOPT, 1,
+ [Define to 1 if you have the setsockopt function.])
+ ac_cv_func_setsockopt="yes"
+ CURL_CHECK_FUNC_SETSOCKOPT_SO_NONBLOCK
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_setsockopt="no"
+ fi
+])
+
+
+dnl CURL_CHECK_FUNC_SETSOCKOPT_SO_NONBLOCK
+dnl -------------------------------------------------
+dnl Verify if setsockopt with the SO_NONBLOCK command is
+dnl available, can be compiled, and seems to work. If
+dnl all of these are true, then HAVE_SETSOCKOPT_SO_NONBLOCK
+dnl will be defined.
+
+AC_DEFUN([CURL_CHECK_FUNC_SETSOCKOPT_SO_NONBLOCK], [
+ #
+ tst_compi_setsockopt_so_nonblock="unknown"
+ tst_allow_setsockopt_so_nonblock="unknown"
+ #
+ if test "$ac_cv_func_setsockopt" = "yes"; then
+ AC_MSG_CHECKING([if setsockopt SO_NONBLOCK is compilable])
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([[
+ $curl_includes_winsock2
+ $curl_includes_sys_socket
+ ]],[[
+ if(0 != setsockopt(0, SOL_SOCKET, SO_NONBLOCK, 0, 0))
+ return 1;
+ ]])
+ ],[
+ AC_MSG_RESULT([yes])
+ tst_compi_setsockopt_so_nonblock="yes"
+ ],[
+ AC_MSG_RESULT([no])
+ tst_compi_setsockopt_so_nonblock="no"
+ ])
+ fi
+ #
+ if test "$tst_compi_setsockopt_so_nonblock" = "yes"; then
+ AC_MSG_CHECKING([if setsockopt SO_NONBLOCK usage allowed])
+ if test "x$curl_disallow_setsockopt_so_nonblock" != "xyes"; then
+ AC_MSG_RESULT([yes])
+ tst_allow_setsockopt_so_nonblock="yes"
+ else
+ AC_MSG_RESULT([no])
+ tst_allow_setsockopt_so_nonblock="no"
+ fi
+ fi
+ #
+ AC_MSG_CHECKING([if setsockopt SO_NONBLOCK might be used])
+ if test "$tst_compi_setsockopt_so_nonblock" = "yes" &&
+ test "$tst_allow_setsockopt_so_nonblock" = "yes"; then
+ AC_MSG_RESULT([yes])
+ AC_DEFINE_UNQUOTED(HAVE_SETSOCKOPT_SO_NONBLOCK, 1,
+ [Define to 1 if you have a working setsockopt SO_NONBLOCK function.])
+ ac_cv_func_setsockopt_so_nonblock="yes"
+ else
+ AC_MSG_RESULT([no])
+ ac_cv_func_setsockopt_so_nonblock="no"
+ fi
+])
+
+
dnl CURL_CHECK_FUNC_SIGACTION
dnl -------------------------------------------------
dnl Verify if sigaction is available, prototyped, and