🛠️🐜 Antkeeper superbuild with dependencies included
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160 lines
3.7 KiB
160 lines
3.7 KiB
/*
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* Test program to make sure that dirent compiles cleanly with C++
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*
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* Copyright (C) 1998-2019 Toni Ronkko
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* This file is part of dirent. Dirent may be freely distributed
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* under the MIT license. For all details and documentation, see
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* https://github.com/tronkko/dirent
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*/
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#include <iostream>
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#include <string.h>
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#include <dirent.h>
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#include <assert.h>
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using namespace std;
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/* Filter and sort functions */
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static int only_readme (const struct dirent *entry);
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int
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main(
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int argc, char *argv[])
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{
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(void) argc;
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(void) argv;
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/* Basic directory retrieval */
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{
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DIR *dir;
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struct dirent *ent;
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int found = 0;
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/* Open directory */
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dir = opendir ("tests/1");
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if (dir == NULL) {
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cerr << "Directory tests/1 not found" << endl;
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abort ();
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}
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/* Read entries */
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while ((ent = readdir (dir)) != NULL) {
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/* Check each file */
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if (strcmp (ent->d_name, ".") == 0) {
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/* Directory itself */
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#ifdef _DIRENT_HAVE_D_TYPE
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assert (ent->d_type == DT_DIR);
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#endif
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#ifdef _DIRENT_HAVE_D_NAMLEN
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assert (ent->d_namlen == 1);
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#endif
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#ifdef _D_EXACT_NAMLEN
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assert (_D_EXACT_NAMLEN(ent) == 1);
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#endif
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#ifdef _D_ALLOC_NAMLEN
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assert (_D_ALLOC_NAMLEN(ent) > 1);
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#endif
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found += 1;
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} else if (strcmp (ent->d_name, "..") == 0) {
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/* Parent directory */
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#ifdef _DIRENT_HAVE_D_TYPE
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assert (ent->d_type == DT_DIR);
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#endif
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#ifdef _DIRENT_HAVE_D_NAMLEN
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assert (ent->d_namlen == 2);
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#endif
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#ifdef _D_EXACT_NAMLEN
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assert (_D_EXACT_NAMLEN(ent) == 2);
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#endif
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#ifdef _D_ALLOC_NAMLEN
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assert (_D_ALLOC_NAMLEN(ent) > 2);
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#endif
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found += 2;
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} else if (strcmp (ent->d_name, "file") == 0) {
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/* Regular file */
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#ifdef _DIRENT_HAVE_D_TYPE
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assert (ent->d_type == DT_REG);
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#endif
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#ifdef _DIRENT_HAVE_D_NAMLEN
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assert (ent->d_namlen == 4);
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#endif
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#ifdef _D_EXACT_NAMLEN
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assert (_D_EXACT_NAMLEN(ent) == 4);
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#endif
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#ifdef _D_ALLOC_NAMLEN
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assert (_D_ALLOC_NAMLEN(ent) > 4);
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#endif
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found += 4;
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} else if (strcmp (ent->d_name, "dir") == 0) {
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/* Just a directory */
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#ifdef _DIRENT_HAVE_D_TYPE
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assert (ent->d_type == DT_DIR);
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#endif
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#ifdef _DIRENT_HAVE_D_NAMLEN
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assert (ent->d_namlen == 3);
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#endif
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#ifdef _D_EXACT_NAMLEN
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assert (_D_EXACT_NAMLEN(ent) == 3);
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#endif
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#ifdef _D_ALLOC_NAMLEN
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assert (_D_ALLOC_NAMLEN(ent) > 3);
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#endif
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found += 8;
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} else {
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/* Other file */
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cerr << "Unexpected file " << ent->d_name << endl;
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abort ();
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}
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}
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/* Make sure that all files were found */
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assert (found == 0xf);
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closedir (dir);
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}
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/* Basic scan with simple filter function */
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{
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struct dirent **files;
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int n;
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int i;
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/* Read directory entries */
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n = scandir ("tests/3", &files, only_readme, alphasort);
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assert (n == 1);
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/* Make sure that the filter works */
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assert (strcmp (files[0]->d_name, "README.txt") == 0);
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/* Release file names */
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for (i = 0; i < n; i++) {
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free (files[i]);
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}
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free (files);
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}
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cout << "OK" << endl;
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return EXIT_SUCCESS;
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}
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/* Only pass README.txt file */
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static int
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only_readme (const struct dirent *entry)
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{
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int pass;
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if (strcmp (entry->d_name, "README.txt") == 0) {
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pass = 1;
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} else {
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pass = 0;
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}
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return pass;
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}
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