From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 16 Mar 2020 18:49:26 +0900 Subject: Fresh start --- jni/ruby/ext/-test-/win32/fd_setsize/fd_setsize.c | 55 +++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 jni/ruby/ext/-test-/win32/fd_setsize/fd_setsize.c (limited to 'jni/ruby/ext/-test-/win32/fd_setsize/fd_setsize.c') diff --git a/jni/ruby/ext/-test-/win32/fd_setsize/fd_setsize.c b/jni/ruby/ext/-test-/win32/fd_setsize/fd_setsize.c new file mode 100644 index 0000000..8da8b1e --- /dev/null +++ b/jni/ruby/ext/-test-/win32/fd_setsize/fd_setsize.c @@ -0,0 +1,55 @@ +#undef FD_SETSIZE +/* redefine smaller size then default 64 */ +#define FD_SETSIZE 32 +#include + +static VALUE +test_select(VALUE self) +{ + int sd = socket(AF_INET, SOCK_DGRAM, 0); + struct timeval zero; + fd_set read; + fd_set write; + fd_set error; + + zero.tv_sec = 0; + zero.tv_usec = 0; + + FD_ZERO(&read); + FD_ZERO(&write); + FD_ZERO(&error); + + FD_SET(sd, &read); + FD_SET(sd, &write); + FD_SET(sd, &error); + + select(sd+1, &read, &write, &error, &zero); + + return Qtrue; +} + +static VALUE +test_fdset(VALUE self) +{ + int i; + fd_set set; + + FD_ZERO(&set); + + for (i = 0; i < FD_SETSIZE * 2; i++) { + int sd = socket(AF_INET, SOCK_DGRAM, 0); + FD_SET(sd, &set); + if (set.fd_count > FD_SETSIZE) { + return Qfalse; + } + } + return Qtrue; +} + +void +Init_fd_setsize(void) +{ + VALUE m = rb_define_module_under(rb_define_module("Bug"), "Win32"); + rb_define_module_function(m, "test_select", test_select, 0); + rb_define_module_function(m, "test_fdset", test_fdset, 0); +} -- cgit v1.2.3