56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <sys/mman.h>
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#include "lj_mm.h"
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/* TODO: this demo is junk, we need better demo... */
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static void*
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mmap_wrap(size_t len) {
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return lm_mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_32BIT | MAP_PRIVATE, -1, 0);
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}
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int
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main(int argc, char** argv) {
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#if defined(DEBUG)
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lm_init();
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dump_page_alloc(stderr);
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int size1 = 100;
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char* p1 = mmap_wrap(size1);
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fprintf(stderr, "\nsize=%d, %p\n", size1, p1);
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dump_page_alloc(stderr);
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int size2 = 4097;
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char* p2 = mmap_wrap(size2);
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fprintf(stderr, "\nsize=%d, %p\n", size2, p2);
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dump_page_alloc(stderr);
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int size3 = 4097;
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char* p3 = mmap_wrap(size3);
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fprintf(stderr, "\nsize=%d %p\n", size3, p3);
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dump_page_alloc(stderr);
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int size4 = 4096 * 3;
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char* p4 = mmap_wrap(size4);
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fprintf(stderr, "\nsize=%d %p\n", size4, p4);
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dump_page_alloc(stderr);
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int size5 = 4096 * 2;
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char* p5 = mmap_wrap(size5);
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fprintf(stderr, "\nsize=%d %p\n", size5, p5);
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dump_page_alloc(stderr);
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lm_munmap(p1, size1);
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lm_munmap(p2, size2);
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lm_munmap(p3, size3);
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lm_munmap(p4, size4);
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lm_munmap(p5, size5);
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fprintf(stderr, "\n\nAfter delete all allocations\n");
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dump_page_alloc(stderr);
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/*lm_fini(); */
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#endif
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return 0;
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}
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