diff options
Diffstat (limited to 'ares/acinclude.m4')
| -rw-r--r-- | ares/acinclude.m4 | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/ares/acinclude.m4 b/ares/acinclude.m4 index e3f7583f6..4731da94c 100644 --- a/ares/acinclude.m4 +++ b/ares/acinclude.m4 @@ -534,6 +534,198 @@ AC_DEFUN([CURL_CHECK_NI_WITHSCOPEID], [ ]) # 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_CHECK_HEADERS(sys/types.h sys/socket.h) + # + AC_MSG_CHECKING([for recv]) + AC_TRY_LINK([ +#undef inline +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#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 arguments 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'; do + for recv_arg2 in 'void *' 'char *'; do + for recv_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int' 'DWORD'; do + for recv_arg4 in 'int' 'unsigned int'; do + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([ +#undef inline +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif + extern $recv_retv recv($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" + break 5 + ]) + done + done + done + done + done + ]) # AC_CACHE_CHECK + if test "$curl_cv_func_recv_args" = "unknown"; then + AC_MSG_WARN([Cannot find proper types to use for recv args]) + AC_MSG_WARN([HAVE_RECV will not be defined]) + else + recv_prev_IFS=$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, $[5], + [Define to the function return type for recv.]) + # + AC_DEFINE_UNQUOTED(HAVE_RECV, 1, + [Define to 1 if you have the recv function.]) + ac_cv_func_recv="yes" + fi + fi +]) # AC_DEFUN + + +dnl CURL_CHECK_FUNC_SEND +dnl ------------------------------------------------- +dnl Test if the socket send() function is available, +dnl and check its return type and the types of its +dnl arguments. If the function succeeds HAVE_SEND +dnl will be defined, defining the types of the arguments +dnl in SEND_TYPE_ARG1, SEND_TYPE_ARG2, SEND_TYPE_ARG3 +dnl and SEND_TYPE_ARG4, defining the type of the function +dnl return value in SEND_TYPE_RETV. + +AC_DEFUN([CURL_CHECK_FUNC_SEND], [ + AC_CHECK_HEADERS(sys/types.h sys/socket.h) + # + AC_MSG_CHECKING([for send]) + AC_TRY_LINK([ +#undef inline +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif + ],[ + send(0, 0, 0, 0); + ],[ + AC_MSG_RESULT([yes]) + curl_cv_send="yes" + ],[ + AC_MSG_RESULT([no]) + curl_cv_send="no" + ]) + # + if test "$curl_cv_send" = "yes"; then + AC_CACHE_CHECK([types of arguments 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'; do + for send_arg2 in 'void *' 'char *'; do + for send_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int' 'DWORD'; do + for send_arg4 in 'int' 'unsigned int'; do + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([ +#undef inline +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif + extern $send_retv send($send_arg1, $send_arg2, $send_arg3, $send_arg4); + ],[ + $send_arg1 s=0; + $send_arg2 buf=0; + $send_arg3 len=0; + $send_arg4 flags=0; + $send_retv res = send(s, buf, len, flags); + ]) + ],[ + curl_cv_func_send_args="$send_arg1,$send_arg2,$send_arg3,$send_arg4,$send_retv" + break 5 + ]) + done + done + done + done + done + ]) # AC_CACHE_CHECK + if test "$curl_cv_func_send_args" = "unknown"; then + AC_MSG_WARN([Cannot find proper types to use for send args]) + AC_MSG_WARN([HAVE_SEND will not be defined]) + else + send_prev_IFS=$IFS; IFS=',' + set dummy `echo "$curl_cv_func_send_args" | sed 's/\*/\*/g'` + IFS=$send_prev_IFS + shift + # + AC_DEFINE_UNQUOTED(SEND_TYPE_ARG1, $[1], + [Define to the type of arg 1 for send.]) + AC_DEFINE_UNQUOTED(SEND_TYPE_ARG2, $[2], + [Define to the type of arg 2 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.]) + # + AC_DEFINE_UNQUOTED(HAVE_SEND, 1, + [Define to 1 if you have the send function.]) + ac_cv_func_send="yes" + fi + fi +]) # AC_DEFUN + + dnl CURL_CHECK_NONBLOCKING_SOCKET dnl ------------------------------------------------- dnl Check for how to set a socket to non-blocking state. There seems to exist |