diff options
Diffstat (limited to '')
-rw-r--r-- | src/rpc_dtablesize.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/rpc_dtablesize.c b/src/rpc_dtablesize.c new file mode 100644 index 0000000..bce97e8 --- /dev/null +++ b/src/rpc_dtablesize.c @@ -0,0 +1,47 @@ +/* + * Copyright (c) 2009, Sun Microsystems, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * - Neither the name of Sun Microsystems, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <unistd.h> +#include <sys/select.h> +#include <rpc/clnt.h> +#include <rpc/rpc_com.h> + +/* + * Cache the result of getdtablesize(), so we don't have to do an + * expensive system call every time. + */ +int +_rpc_dtablesize(void) +{ + static int size; + + if (size == 0) { + size = sysconf(_SC_OPEN_MAX); + } + return (size); +} |