| 14 |
|
#include "rterror.h" |
| 15 |
|
#include "rtmisc.h" |
| 16 |
|
|
| 17 |
< |
extern void * /* return pointer to n uninitialized bytes */ |
| 17 |
> |
void * /* return pointer to n uninitialized bytes */ |
| 18 |
|
emalloc(size_t n) |
| 19 |
|
{ |
| 20 |
< |
register void *cp; |
| 20 |
> |
void *cp; |
| 21 |
|
|
| 22 |
|
if (n == 0) |
| 23 |
|
return(NULL); |
| 31 |
|
} |
| 32 |
|
|
| 33 |
|
|
| 34 |
< |
extern void * /* return pointer to initialized memory */ |
| 35 |
< |
ecalloc(register size_t ne, size_t es) |
| 34 |
> |
void * /* return pointer to initialized memory */ |
| 35 |
> |
ecalloc(size_t ne, size_t es) |
| 36 |
|
{ |
| 37 |
< |
register char *cp; |
| 37 |
> |
void *cp; |
| 38 |
|
|
| 39 |
< |
ne *= es; |
| 40 |
< |
if (ne == 0) |
| 39 |
> |
if (!ne | !es) |
| 40 |
|
return(NULL); |
| 41 |
|
|
| 42 |
< |
if ((cp = malloc(ne)) == NULL) { |
| 43 |
< |
eputs("Out of memory in ecalloc\n"); |
| 44 |
< |
quit(1); |
| 45 |
< |
} |
| 46 |
< |
cp += ne; |
| 47 |
< |
while (ne--) |
| 49 |
< |
*--cp = 0; |
| 50 |
< |
return(cp); |
| 42 |
> |
if ((cp = ecalloc(ne, es)) != NULL) |
| 43 |
> |
return(cp); |
| 44 |
> |
|
| 45 |
> |
eputs("Out of memory in ecalloc\n"); |
| 46 |
> |
quit(1); |
| 47 |
> |
return(NULL); /* pro forma return */ |
| 48 |
|
} |
| 49 |
|
|
| 50 |
|
|
| 51 |
< |
extern void * /* reallocate cp to size n */ |
| 52 |
< |
erealloc(register void *cp, size_t n) |
| 51 |
> |
void * /* reallocate cp to size n */ |
| 52 |
> |
erealloc(void *cp, size_t n) |
| 53 |
|
{ |
| 54 |
|
if (n == 0) { |
| 55 |
|
if (cp != NULL) |
| 71 |
|
} |
| 72 |
|
|
| 73 |
|
|
| 74 |
< |
extern void /* free memory allocated by above */ |
| 75 |
< |
efree(void *cp) |
| 74 |
> |
void /* free memory allocated by above */ |
| 75 |
> |
efree(void *cp) |
| 76 |
|
{ |
| 77 |
< |
free(cp); |
| 77 |
> |
if (cp) |
| 78 |
> |
free(cp); |
| 79 |
|
} |
