diff options
Diffstat (limited to 'acinclude.m4')
| -rw-r--r-- | acinclude.m4 | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index 4ed4f01be..7fd690980 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -3053,6 +3053,110 @@ AC_DEFUN([CURL_CONFIGURE_CURL_OFF_T], [ ]) +dnl CURL_CONFIGURE_CURL_SOCKLEN_T +dnl ------------------------------------------------- +dnl Find out suitable curl_socklen_t data type definition and size, making +dnl appropriate definitions for template file include/curl/curlbuild.h.in +dnl to properly configure and use the library. +dnl +dnl The need for the curl_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([CURL_CONFIGURE_CURL_SOCKLEN_T], [ + AC_REQUIRE([CURL_INCLUDES_WS2TCPIP])dnl + AC_REQUIRE([CURL_INCLUDES_SYS_SOCKET])dnl + AC_REQUIRE([CURL_PREPROCESS_CALLCONV])dnl + # + AC_MSG_CHECKING([for curl_socklen_t data type]) + curl_typeof_curl_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'; do + if test "$curl_typeof_curl_socklen_t" = "unknown"; then + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([[ + $curl_includes_ws2tcpip + $curl_includes_sys_socket + $curl_preprocess_callconv + extern int FUNCALLCONV getpeername($arg1, $arg2 *, $t *); + ]],[[ + $t len = 0; + getpeername(0, 0, &len); + ]]) + ],[ + curl_typeof_curl_socklen_t="$t" + ]) + fi + done + done + done + AC_MSG_RESULT([$curl_typeof_curl_socklen_t]) + if test "$curl_typeof_curl_socklen_t" = "unknown"; then + AC_MSG_ERROR([cannot find data type for curl_socklen_t.]) + fi + # + AC_MSG_CHECKING([size of curl_socklen_t]) + curl_sizeof_curl_socklen_t="unknown" + curl_pull_headers_socklen_t="unknown" + for tst_pull_headers in 'none' 'ws2tcpip' 'systypes' 'syssocket'; do + if test "$curl_sizeof_curl_socklen_t" = "unknown"; then + case $tst_pull_headers in + none) + tmp_includes="" + ;; + ws2tcpip) + tmp_includes="$curl_includes_ws2tcpip" + ;; + systypes) + tmp_includes="$curl_includes_sys_types" + ;; + syssocket) + tmp_includes="$curl_includes_sys_socket" + ;; + esac + for tst_size in 8 4 2; do + if test "$curl_sizeof_curl_socklen_t" = "unknown"; then + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([[ + $tmp_includes + typedef $curl_typeof_curl_socklen_t curl_socklen_t; + typedef char dummy_arr[sizeof(curl_socklen_t) == $tst_size ? 1 : -1]; + ]],[[ + curl_socklen_t dummy; + ]]) + ],[ + curl_sizeof_curl_socklen_t="$tst_size" + curl_pull_headers_socklen_t="$tst_pull_headers" + ]) + fi + done + fi + done + AC_MSG_RESULT([$curl_sizeof_curl_socklen_t]) + if test "$curl_sizeof_curl_socklen_t" = "unknown"; then + AC_MSG_ERROR([cannot find out size of curl_socklen_t.]) + fi + # + case $curl_pull_headers_socklen_t in + ws2tcpip) + CURL_DEFINE_UNQUOTED([CURL_PULL_WS2TCPIP_H]) + ;; + systypes) + CURL_DEFINE_UNQUOTED([CURL_PULL_SYS_TYPES_H]) + ;; + syssocket) + CURL_DEFINE_UNQUOTED([CURL_PULL_SYS_TYPES_H]) + CURL_DEFINE_UNQUOTED([CURL_PULL_SYS_SOCKET_H]) + ;; + esac + CURL_DEFINE_UNQUOTED([CURL_TYPEOF_CURL_SOCKLEN_T], [$curl_typeof_curl_socklen_t]) + CURL_DEFINE_UNQUOTED([CURL_SIZEOF_CURL_SOCKLEN_T], [$curl_sizeof_curl_socklen_t]) +]) + + dnl CURL_CHECK_WIN32_LARGEFILE dnl ------------------------------------------------- dnl Check if curl's WIN32 large file will be used |