45 lines
880 B
C
45 lines
880 B
C
#include <stdio.h>
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#include <time.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "kseq.h"
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KSTREAM_INIT(int, read, 4096)
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#define BUF_SIZE 65536
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int main(int argc, char *argv[])
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{
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clock_t t;
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if (argc == 1) {
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fprintf(stderr, "Usage: %s <in.txt>\n", argv[0]);
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return 1;
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}
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{
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FILE *fp;
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char *s;
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t = clock();
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s = malloc(BUF_SIZE);
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fp = fopen(argv[1], "r");
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while (fgets(s, BUF_SIZE, fp));
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fclose(fp);
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fprintf(stderr, "[fgets] %.2f sec\n", (float)(clock() - t) / CLOCKS_PER_SEC);
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}
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{
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int fd, dret;
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kstream_t *ks;
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kstring_t s;
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t = clock();
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s.l = s.m = 0; s.s = 0;
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fd = open(argv[1], O_RDONLY);
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ks = ks_init(fd);
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while (ks_getuntil(ks, '\n', &s, &dret) >= 0);
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free(s.s);
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ks_destroy(ks);
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close(fd);
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fprintf(stderr, "[kstream] %.2f sec\n", (float)(clock() - t) / CLOCKS_PER_SEC);
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}
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return 0;
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}
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