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Update memory allocator function (#434)

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* Missing include unistd.h for getpagesize()

* Update from valloc() to posix_memalign() for large aligned allocations
This commit is contained in:
Nick Briggs 2022-08-03 09:59:08 -07:00 committed by GitHub
parent a15de4df10
commit c3f79872f1
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 7 additions and 7 deletions
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3
src/ldsout.c
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@ -172,8 +172,7 @@ int sysout_loader(const char *sysout_file_name, int sys_size) {
/* allocate Virtual Memory Space */
lispworld_scratch = valloc(sys_size * MBYTE);
if (lispworld_scratch == NULL) {
if (posix_memalign((void *)&lispworld_scratch, getpagesize(), sys_size * MBYTE) != 0) {
fprintf(stderr, "sysout_loader: can't allocate Lisp %dMBytes VM \n", sys_size);
exit(-1);
}

1
src/llcolor.c
View File

@ -16,6 +16,7 @@
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/file.h>
#include <unistd.h>
#include "lispemul.h"
#include "lispmap.h"

10
src/truecolor.c
View File

@ -13,6 +13,7 @@
#include <stdio.h>
#include <sys/mman.h>
#include <pixrect/pixrect_hs.h>
#include <unistd.h>
#include "lispemul.h"
#include "lsptypes.h"
@ -309,7 +310,6 @@ void truecolor_before_exit() {
} /* truecolor_before_exit */
char *valloc();
char *HideOverlayRegion;
#ifdef VIDEO
char *HideVideoEnableRegion;
@ -323,8 +323,8 @@ void truecolor_before_raid() {
if (Inited_TrueColor) {
size = ((displaywidth * displayheight / 8 + (getpagesize() - 1)) & -getpagesize());
if ((HideOverlayRegion = valloc(size)) == 0) {
printf("can't valloc hide space\n");
if (posix_memalign((void *)&HideOverlayRegion, getpagesize(), size) != 0) {
printf("can't allocate hide space\n");
return (-1);
} /* end if( HideOverlayRegion ) */
@ -343,8 +343,8 @@ void truecolor_before_raid() {
#ifdef VIDEO
if (Inited_Video) {
if ((video_onoff = Video_OnOff_Flg)) Video_OnOff(FALSE);
if ((HideVideoEnableRegion = valloc(size)) == 0) {
printf("can't valloc hide space\n");
if (posix_memalign((void *)&HideVideoEnableRegion, getpagesize(), size) != 0) {
printf("can't allocate hide space\n");
return (-1);
} /* end if( HideVideoEnableRegion ) */