From 8aed1fcd443b550c15a21ddbf1b1d3899803120a Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Sun, 30 Mar 2014 15:55:20 +0200 Subject: rework hosttools building, add tools into package stuff --- package/heirloom-cpio/src/ib_alloc.c | 60 ++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 package/heirloom-cpio/src/ib_alloc.c (limited to 'package/heirloom-cpio/src/ib_alloc.c') diff --git a/package/heirloom-cpio/src/ib_alloc.c b/package/heirloom-cpio/src/ib_alloc.c new file mode 100644 index 000000000..4020940ce --- /dev/null +++ b/package/heirloom-cpio/src/ib_alloc.c @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2003 Gunnar Ritter + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute + * it freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would be + * appreciated but is not required. + * + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * + * 3. This notice may not be removed or altered from any source distribution. + */ +/* Sccsid @(#)ib_alloc.c 1.5 (gritter) 3/12/05 */ + +#include +#include +#include +#include +#include +#include +#include + +#include "memalign.h" +#include "iblok.h" + +struct iblok * +ib_alloc(int fd, unsigned blksize) +{ + static long pagesize; + struct iblok *ip; + struct stat st; + + if (pagesize == 0) + if ((pagesize = sysconf(_SC_PAGESIZE)) < 0) + pagesize = 4096; + if (blksize == 0) { + if (fstat(fd, &st) < 0) + return NULL; + blksize = st.st_blksize > 0 ? st.st_blksize : 512; + } + if ((ip = calloc(1, sizeof *ip)) == NULL) + return NULL; + if ((ip->ib_blk = memalign(pagesize, blksize)) == NULL) { + free(ip); + return NULL; + } + ip->ib_blksize = blksize; + ip->ib_fd = fd; + ip->ib_mb_cur_max = MB_CUR_MAX; + return ip; +} -- cgit v1.2.3