Implemented DirAccess get_drive and get_drive_count for Linux
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8f133e2c4d
commit
e5f905a735
2 changed files with 93 additions and 2 deletions
drivers/unix
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@ -14,4 +14,6 @@ f.close()
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env.add_source_files(env.drivers_sources, "*.cpp")
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env["check_c_headers"] = [ [ "mntent.h", "HAVE_MNTENT" ] ]
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Export('env')
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@ -35,10 +35,17 @@
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#include <sys/statvfs.h>
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#endif
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#include "core/list.h"
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#include "os/memory.h"
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#include "print_string.h"
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#include <errno.h>
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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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#ifdef HAVE_MNTENT
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#include <mntent.h>
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#endif
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DirAccess *DirAccessUnix::create_fs() {
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@ -176,13 +183,95 @@ void DirAccessUnix::list_dir_end() {
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_cisdir = false;
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}
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#ifdef HAVE_MNTENT
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static bool _filter_drive(struct mntent *mnt) {
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// Ignore devices that don't point to /dev
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if (strncmp(mnt->mnt_fsname, "/dev", 4) != 0) {
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return false;
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}
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// Accept devices mounted at /media, /mnt or /home
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if (strncmp(mnt->mnt_dir, "/media", 6) == 0 ||
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strncmp(mnt->mnt_dir, "/mnt", 4) == 0 ||
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strncmp(mnt->mnt_dir, "/home", 5) == 0) {
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return true;
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}
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// Ignore everything else
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return false;
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}
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#endif
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static void _get_drives(List<String> *list) {
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#ifdef HAVE_MNTENT
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// Check /etc/mtab for the list of mounted partitions
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FILE *mtab = setmntent("/etc/mtab", "r");
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if (mtab) {
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struct mntent mnt;
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char strings[4096];
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while (getmntent_r(mtab, &mnt, strings, sizeof(strings))) {
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if (mnt.mnt_dir != NULL && _filter_drive(&mnt)) {
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// Avoid duplicates
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if (!list->find(mnt.mnt_dir)) {
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list->push_back(mnt.mnt_dir);
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}
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}
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}
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endmntent(mtab);
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}
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#endif
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// Add $HOME
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const char *home = getenv("HOME");
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if (home) {
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// Only add if it's not a duplicate
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if (!list->find(home)) {
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list->push_back(home);
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}
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// Check $HOME/.config/gtk-3.0/bookmarks
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char path[1024];
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snprintf(path, 1024, "%s/.config/gtk-3.0/bookmarks", home);
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FILE *fd = fopen(path, "r");
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if (fd) {
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char string[1024];
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while (fgets(string, 1024, fd)) {
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// Parse only file:// links
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if (strncmp(string, "file://", 7) == 0) {
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// Strip any unwanted edges on the strings and push_back if it's not a duplicate
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String fpath = String(string + 7).strip_edges();
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if (!list->find(fpath)) {
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list->push_back(fpath);
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}
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}
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}
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fclose(fd);
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}
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}
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list->sort();
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}
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int DirAccessUnix::get_drive_count() {
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return 0;
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List<String> list;
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_get_drives(&list);
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return list.size();
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}
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String DirAccessUnix::get_drive(int p_drive) {
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return "";
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List<String> list;
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_get_drives(&list);
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ERR_FAIL_INDEX_V(p_drive, list.size(), "");
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return list[p_drive];
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}
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Error DirAccessUnix::make_dir(String p_dir) {
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