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- #include <fastgraf.h>
- #include <stdio.h>
- #include <stdlib.h>
-
- void main(void);
-
- void main()
- {
- long original, mem0, mem1, mem2;
- int mode, old_mode;
-
- printf("Which video mode? ");
- scanf("%d",&mode);
-
- if (fg_testmode(mode,0) == 0) {
- printf("Your system does not support that video mode.\n");
- exit(1);
- }
- if (fg_testmode(mode,3) == 0) {
- printf("Your system does not have enough memory.\n");
- exit(1);
- }
-
- original = fg_memavail();
- old_mode = fg_getmode();
- fg_setmode(mode);
- mem0 = fg_memavail();
- fg_allocate(1);
- mem1 = fg_memavail();
- fg_allocate(2);
- mem2 = fg_memavail();
-
- fg_freepage(1);
- fg_freepage(2);
- fg_setmode(old_mode);
- fg_reset();
-
- printf("originally = %ld\n",original);
- printf("after setmode = %ld\n",mem0);
- printf("after 1st page = %ld\n",mem1);
- printf("after 2nd page = %ld\n",mem2);
- printf("at end = %ld\n",fg_memavail());
- }