source: Main/trunk/Common/dir.c@ 62

Last change on this file since 62 was 22, checked in by Nishi, on Sep 14, 2024 at 10:25:38 PM

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[21]1/* $Id: dir.c 22 2024-09-14 13:25:38Z nishi $ */
2
3#include "cm_dir.h"
4
5#include "cm_string.h"
6
7#include <sys/stat.h>
8#include <dirent.h>
9#include <stdlib.h>
10#include <string.h>
11
[22]12int cm_sort(const void* _a, const void* _b) {
[21]13 char* a = *(char**)_a;
14 char* b = *(char**)_b;
15 return strcmp(a, b);
16}
17
[22]18char** cm_scandir(const char* path) {
[21]19 DIR* dir = opendir(path);
[22]20 if(dir != NULL) {
[21]21 char** r = malloc(sizeof(*r));
22 r[0] = NULL;
23 struct dirent* d;
[22]24 while((d = readdir(dir)) != NULL) {
25 if(strcmp(d->d_name, ".") != 0 && strcmp(d->d_name, "..") != 0) {
[21]26 struct stat s;
27 char* p = cm_strcat3(path, "/", d->d_name);
28 stat(p, &s);
29 free(p);
30
31 char** old = r;
32 int i;
[22]33 for(i = 0; old[i] != NULL; i++)
34 ;
[21]35 r = malloc(sizeof(*r) * (i + 2));
36 for(i = 0; old[i] != NULL; i++) r[i] = old[i];
37 r[i] = cm_strcat(d->d_name, S_ISDIR(s.st_mode) ? "/" : "");
38 r[i + 1] = NULL;
39 free(old);
40 }
41 }
42 int len;
[22]43 for(len = 0; r[len] != NULL; len++)
44 ;
[21]45 qsort(r, len, sizeof(char*), cm_sort);
[22]46
47 char** old = r;
48 int i;
49 for(i = 0; old[i] != NULL; i++)
50 ;
51 r = malloc(sizeof(*r) * (i + 2));
52 for(i = 0; old[i] != NULL; i++) r[i + 1] = old[i];
53 r[0] = cm_strdup("../");
54 r[i + 1] = NULL;
55 free(old);
56
[21]57 return r;
[22]58 } else {
[21]59 return NULL;
60 }
61}
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