diff options
Diffstat (limited to 'bin/csh/alloc.c')
-rw-r--r-- | bin/csh/alloc.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/bin/csh/alloc.c b/bin/csh/alloc.c deleted file mode 100644 index 1653329..0000000 --- a/bin/csh/alloc.c +++ /dev/null @@ -1,130 +0,0 @@ -/*- - * Copyright (c) 1983, 1991, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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. - */ - -#ifndef lint -#if 0 -static char sccsid[] = "@(#)alloc.c 8.1 (Berkeley) 5/31/93"; -#else -static const char rcsid[] = - "$FreeBSD$"; -#endif -#endif /* not lint */ - -#include <sys/types.h> -#include <unistd.h> -#include <stdlib.h> -#if __STDC__ -# include <stdarg.h> -#else -# include <varargs.h> -#endif - -#include "csh.h" -#include "extern.h" - -char *memtop = NULL; /* PWP: top of current memory */ -char *membot = NULL; /* PWP: bottom of allocatable memory */ - -ptr_t -Malloc(n) - size_t n; -{ - ptr_t ptr; - - if (membot == NULL) - memtop = membot = sbrk(0); - if ((ptr = malloc(n)) == (ptr_t) 0) { - child++; - stderror(ERR_NOMEM); - } - return (ptr); -} - -ptr_t -Realloc(p, n) - ptr_t p; - size_t n; -{ - ptr_t ptr; - - if (membot == NULL) - memtop = membot = sbrk(0); - if ((ptr = realloc(p, n)) == (ptr_t) 0) { - child++; - stderror(ERR_NOMEM); - } - return (ptr); -} - -ptr_t -Calloc(s, n) - size_t s, n; -{ - ptr_t ptr; - - if (membot == NULL) - memtop = membot = sbrk(0); - if ((ptr = calloc(s, n)) == (ptr_t) 0) { - child++; - stderror(ERR_NOMEM); - } - - return (ptr); -} - -void -Free(p) - ptr_t p; -{ - if (p) - free(p); -} - -/* - * mstats - print out statistics about malloc - * - * Prints two lines of numbers, one showing the length of the free list - * for each size category, the second showing the number of mallocs - - * frees for each size category. - */ -void -/*ARGSUSED*/ -showall(v, t) - Char **v; - struct command *t; -{ - memtop = (char *) sbrk(0); - (void) fprintf(cshout, "Allocated memory from 0x%lx to 0x%lx (%ld).\n", - (unsigned long) membot, (unsigned long) memtop, - (unsigned long) (memtop - membot)); -} |