diff options
Diffstat (limited to 'src/mtab.c')
| -rw-r--r-- | src/mtab.c | 34 |
1 files changed, 17 insertions, 17 deletions
@@ -1,24 +1,28 @@ // Copyright © Tavian Barnes <tavianator@tavianator.com> // SPDX-License-Identifier: 0BSD -#include "prelude.h" #include "mtab.h" + #include "alloc.h" +#include "bfs.h" #include "bfstd.h" #include "stat.h" #include "trie.h" + #include <errno.h> #include <fcntl.h> #include <stdlib.h> #include <string.h> #include <sys/types.h> -#if !defined(BFS_USE_MNTENT) && BFS_USE_MNTENT_H -# define BFS_USE_MNTENT true -#elif !defined(BFS_USE_MNTINFO) && BSD -# define BFS_USE_MNTINFO true -#elif !defined(BFS_USE_MNTTAB) && __SVR4 -# define BFS_USE_MNTTAB true +#ifndef BFS_USE_MNTENT +# define BFS_USE_MNTENT BFS_HAS_GETMNTENT_1 +#endif +#ifndef BFS_USE_MNTINFO +# define BFS_USE_MNTINFO (!BFS_USE_MNTENT && BFS_HAS_GETMNTINFO) +#endif +#ifndef BFS_USE_MNTTAB +# define BFS_USE_MNTTAB (!BFS_USE_MNTINFO && BFS_HAS_GETMNTENT_2) #endif #if BFS_USE_MNTENT @@ -27,7 +31,6 @@ # include <stdio.h> #elif BFS_USE_MNTINFO # include <sys/mount.h> -# include <sys/ucred.h> #elif BFS_USE_MNTTAB # include <stdio.h> # include <sys/mnttab.h> @@ -66,7 +69,7 @@ struct bfs_mtab { /** * Add an entry to the mount table. */ -attr(maybe_unused) +_maybe_unused static int bfs_mtab_add(struct bfs_mtab *mtab, const char *path, const char *type) { size_t path_size = strlen(path) + 1; size_t type_size = strlen(type) + 1; @@ -148,7 +151,7 @@ struct bfs_mtab *bfs_mtab_parse(void) { bfs_statfs *mntbuf; int size = getmntinfo(&mntbuf, MNT_WAIT); - if (size < 0) { + if (size <= 0) { error = errno; goto fail; } @@ -253,10 +256,7 @@ static int bfs_mtab_fill_types(struct bfs_mtab *mtab) { continue; } - struct trie_leaf *leaf = trie_insert_mem(&mtab->types, &sb.dev, sizeof(sb.dev)); - if (leaf) { - leaf->value = mount->type; - } else { + if (trie_set_mem(&mtab->types, &sb.mnt_id, sizeof(sb.mnt_id), mount->type) != 0) { goto fail; } } @@ -279,9 +279,9 @@ const char *bfs_fstype(const struct bfs_mtab *mtab, const struct bfs_stat *statb } } - const struct trie_leaf *leaf = trie_find_mem(&mtab->types, &statbuf->dev, sizeof(statbuf->dev)); - if (leaf) { - return leaf->value; + const char *type = trie_get_mem(&mtab->types, &statbuf->mnt_id, sizeof(statbuf->mnt_id)); + if (type) { + return type; } else { return "unknown"; } |