32aaca146b
since that better describes what I'm doing in there, plus removed the silly java prog because it was silly and not GNU C.
35 lines
763 B
C
35 lines
763 B
C
/*
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* C Sorting example mostly from qsort(3)
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*/
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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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#include <libgen.h>
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static int cmpstringp(const void *p1, const void *p2) {
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/* The actual arguments to this function are "pointers to
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pointers to char", but strcmp(3) arguments are "pointers
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to char", hence the following cast plus dereference */
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return strcmp(*(char * const *)p1, *(char * const *)p2);
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}
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int main(int argc, char *argv[]) {
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int j;
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if (argc < 2) {
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fprintf(stderr, "Usage: %s <string>...\n", basename(argv[0]));
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exit(EXIT_FAILURE);
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}
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qsort(&argv[1], argc - 1, sizeof(argv[1]), cmpstringp);
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for (j = 1; j < argc; j++) {
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puts(argv[j]);
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}
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exit(EXIT_SUCCESS);
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}
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