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Annotation of researchv9/X11/src/X.V11R1/lib/Xtk/Alloc.c, revision 1.1.1.1

1.1       root        1: #ifndef lint
                      2: static char rcsid[] = "$Header: Alloc.c,v 1.2 87/09/11 21:18:01 haynes Rel $";
                      3: #endif lint
                      4: 
                      5: /*
                      6:  * Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
                      7:  * 
                      8:  *                         All Rights Reserved
                      9:  * 
                     10:  * Permission to use, copy, modify, and distribute this software and its 
                     11:  * documentation for any purpose and without fee is hereby granted, 
                     12:  * provided that the above copyright notice appear in all copies and that
                     13:  * both that copyright notice and this permission notice appear in 
                     14:  * supporting documentation, and that the name of Digital Equipment
                     15:  * Corporation not be used in advertising or publicity pertaining to
                     16:  * distribution of the software without specific, written prior permission.  
                     17:  * 
                     18:  * 
                     19:  * DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
                     20:  * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
                     21:  * DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
                     22:  * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
                     23:  * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
                     24:  * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
                     25:  * SOFTWARE.
                     26:  */
                     27: /*
                     28:  * X Toolkit Memory Allocation Routines
                     29:  */
                     30: extern char *malloc(), *realloc(), *calloc();
                     31: extern void exit(), free();
                     32: #include "Xlib.h"
                     33: #include "Intrinsic.h"
                     34: 
                     35: char *XtMalloc(size)
                     36:     unsigned size;
                     37: {
                     38:     char *ptr;
                     39: 
                     40:     if ((ptr = malloc(size)) == NULL) 
                     41:        XtError("Cannot perform malloc");
                     42:     return(ptr);
                     43: }
                     44: 
                     45: char *XtRealloc(ptr, size)
                     46:     char     *ptr;
                     47:     unsigned size;
                     48: {
                     49:    if (ptr == NULL) 
                     50:        return(XtMalloc(size));
                     51:    else if ((ptr = realloc(ptr, size)) == NULL) 
                     52:        XtError("Cannot perform realloc");
                     53:     return(ptr);
                     54: }
                     55: 
                     56: char *XtCalloc(num, size)
                     57:     unsigned num, size;
                     58: {
                     59:     char *ptr;
                     60: 
                     61:     if ((ptr = calloc(num, size)) == NULL) 
                     62:        XtError("Cannot perform calloc");
                     63:     return(ptr);
                     64: }
                     65: 
                     66: void XtFree(ptr)
                     67:     char *ptr;
                     68: {
                     69:    if (ptr != NULL) free(ptr);
                     70: }
                     71: 

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