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dirent-util: split out new function stat_mode_to_dirent_type()

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This contains the mapping between mode_t inode type flags and dirent's
d_type. Splitting this out allows us to use the mapping elsewhere later.
This commit is contained in:
Lennart Poettering 2021-10-01 15:46:42 +02:00
parent c9d1c37c93
commit 21d46382e0
2 changed files with 15 additions and 9 deletions
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22
src/basic/dirent-util.c
View File

@ -7,6 +7,18 @@
#include "path-util.h"
#include "string-util.h"
int stat_mode_to_dirent_type(mode_t mode) {
return
S_ISREG(mode) ? DT_REG :
S_ISDIR(mode) ? DT_DIR :
S_ISLNK(mode) ? DT_LNK :
S_ISFIFO(mode) ? DT_FIFO :
S_ISSOCK(mode) ? DT_SOCK :
S_ISCHR(mode) ? DT_CHR :
S_ISBLK(mode) ? DT_BLK :
DT_UNKNOWN;
}
static int dirent_ensure_type(DIR *d, struct dirent *de) {
struct stat st;
@ -24,15 +36,7 @@ static int dirent_ensure_type(DIR *d, struct dirent *de) {
if (fstatat(dirfd(d), de->d_name, &st, AT_SYMLINK_NOFOLLOW) < 0)
return -errno;
de->d_type =
S_ISREG(st.st_mode) ? DT_REG :
S_ISDIR(st.st_mode) ? DT_DIR :
S_ISLNK(st.st_mode) ? DT_LNK :
S_ISFIFO(st.st_mode) ? DT_FIFO :
S_ISSOCK(st.st_mode) ? DT_SOCK :
S_ISCHR(st.st_mode) ? DT_CHR :
S_ISBLK(st.st_mode) ? DT_BLK :
DT_UNKNOWN;
de->d_type = stat_mode_to_dirent_type(st.st_mode);
return 0;
}

2
src/basic/dirent-util.h
View File

@ -8,6 +8,8 @@
#include "macro.h"
#include "path-util.h"
int stat_mode_to_dirent_type(mode_t mode);
bool dirent_is_file(const struct dirent *de) _pure_;
bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix) _pure_;