sparse: Fix mingw_main() argument number/type errors
[git/git.git] / test-mergesort.c
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1#include "cache.h"
2#include "mergesort.h"
3
4struct line {
5 char *text;
6 struct line *next;
7};
8
9static void *get_next(const void *a)
10{
11 return ((const struct line *)a)->next;
12}
13
14static void set_next(void *a, void *b)
15{
16 ((struct line *)a)->next = b;
17}
18
19static int compare_strings(const void *a, const void *b)
20{
21 const struct line *x = a, *y = b;
22 return strcmp(x->text, y->text);
23}
24
84d32bf7 25int main(int argc, char **argv)
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26{
27 struct line *line, *p = NULL, *lines = NULL;
28 struct strbuf sb = STRBUF_INIT;
29
30 for (;;) {
31 if (strbuf_getwholeline(&sb, stdin, '\n'))
32 break;
33 line = xmalloc(sizeof(struct line));
34 line->text = strbuf_detach(&sb, NULL);
35 if (p) {
36 line->next = p->next;
37 p->next = line;
38 } else {
39 line->next = NULL;
40 lines = line;
41 }
42 p = line;
43 }
44
7365c95d 45 lines = llist_mergesort(lines, get_next, set_next, compare_strings);
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46
47 while (lines) {
48 printf("%s", lines->text);
49 lines = lines->next;
50 }
51 return 0;
52}