36 lines
1016 B
C
36 lines
1016 B
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(int argc, char *argv[])
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{
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int i, j;
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char buf[5000];
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char **lp = (char **) malloc(100 * sizeof(char *));
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int nbuf = 100;
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FILE *infp;
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FILE *outfp;
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char *infile = "../../src/bib";
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char *outfile = "foo";
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if (argc > 1)
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infile = argv[1];
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if (argc > 2)
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outfile = argv[2];
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infp = fopen(infile, "r");
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if (infp == NULL) {
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fprintf(stderr, "can't open %s\n", infile);
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exit(1);
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}
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outfp = fopen(outfile, "w");
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for (i = 0; fgets(buf, sizeof buf, infp) != NULL; i++) {
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if (i >= nbuf) {
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nbuf *= 2;
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lp = (char **) realloc(lp, nbuf * (sizeof(char *)));
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}
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lp[i] = strdup(buf);
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}
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for (j = i-1; j >= 0; j--)
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fprintf(outfp, "%s", lp[j]);
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return 0;
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}
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