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89 lines
2.1 KiB
C
89 lines
2.1 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include <fcntl.h>
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#include <sys/stat.h>
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#include "dirent-util.h"
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#include "path-util.h"
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#include "string-util.h"
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static int dirent_ensure_type(DIR *d, struct dirent *de) {
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struct stat st;
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assert(d);
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assert(de);
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if (de->d_type != DT_UNKNOWN)
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return 0;
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if (dot_or_dot_dot(de->d_name)) {
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de->d_type = DT_DIR;
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return 0;
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}
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if (fstatat(dirfd(d), de->d_name, &st, AT_SYMLINK_NOFOLLOW) < 0)
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return -errno;
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de->d_type =
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S_ISREG(st.st_mode) ? DT_REG :
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S_ISDIR(st.st_mode) ? DT_DIR :
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S_ISLNK(st.st_mode) ? DT_LNK :
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S_ISFIFO(st.st_mode) ? DT_FIFO :
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S_ISSOCK(st.st_mode) ? DT_SOCK :
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S_ISCHR(st.st_mode) ? DT_CHR :
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S_ISBLK(st.st_mode) ? DT_BLK :
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DT_UNKNOWN;
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return 0;
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}
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bool dirent_is_file(const struct dirent *de) {
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assert(de);
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if (!IN_SET(de->d_type, DT_REG, DT_LNK, DT_UNKNOWN))
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return false;
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if (hidden_or_backup_file(de->d_name))
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return false;
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return true;
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}
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bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix) {
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assert(de);
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if (!IN_SET(de->d_type, DT_REG, DT_LNK, DT_UNKNOWN))
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return false;
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if (de->d_name[0] == '.')
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return false;
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if (!suffix)
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return true;
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return endswith(de->d_name, suffix);
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}
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struct dirent *readdir_ensure_type(DIR *d) {
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struct dirent *de;
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assert(d);
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errno = 0;
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de = readdir(d);
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if (de)
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(void) dirent_ensure_type(d, de);
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return de;
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}
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struct dirent *readdir_no_dot(DIR *dirp) {
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struct dirent *d;
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for (;;) {
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d = readdir_ensure_type(dirp);
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if (d && dot_or_dot_dot(d->d_name))
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continue;
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return d;
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}
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}
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