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-rw-r--r--toys/other/lsattr.c55
1 files changed, 32 insertions, 23 deletions
diff --git a/toys/other/lsattr.c b/toys/other/lsattr.c
index 5a102011..2dff4f99 100644
--- a/toys/other/lsattr.c
+++ b/toys/other/lsattr.c
@@ -14,10 +14,10 @@ config LSATTR
bool "lsattr"
default y
help
- usage: lsattr [-Radlv] [Files...]
+ usage: lsattr [-Radlv] [file...]
List file attributes on a Linux second extended file system.
- (AacDdijsStu defined in chattr --help)
+ Flag letters are defined in chattr help.
-R Recursively list attributes of directories and their contents
-a List all files in directories, including files that start with '.'
@@ -29,7 +29,7 @@ config CHATTR
bool "chattr"
default y
help
- usage: chattr [-R] [-+=AacDdijsStTu] [-v version] [File...]
+ usage: chattr [-R] [-+=AacDdijsStTu] [-v version] [file...]
Change file attributes on a Linux second extended file system.
@@ -44,13 +44,17 @@ config CHATTR
Attributes:
A Don't track atime
a Append mode only
+ C No copy on write
c Enable compress
D Write dir contents synchronously
d Don't backup with dump
+ F Case-insensitive directory lookups (casefold)
i Cannot be modified (immutable)
j Write all data to journal first
- s Zero disk storage when deleted
+ P Project hierarchy
S Write file contents synchronously
+ s Zero disk storage when deleted
+ T Top of directory hierarchy
t Disable tail-merging of partial blocks with other files
u Allow file to be undeleted
*/
@@ -58,24 +62,30 @@ config CHATTR
#include "toys.h"
#include <linux/fs.h>
+#define FS_PROJINHERT_FL 0x20000000 // Linux 4.5
+#define FS_CASEFOLD_FL 0x40000000 // Linux 5.4
+
static struct ext2_attr {
char *name;
unsigned long flag;
char opt;
} e2attrs[] = {
- {"Secure_Deletion", FS_SECRM_FL, 's'}, // Secure deletion
- {"Undelete", FS_UNRM_FL, 'u'}, // Undelete
- {"Compression_Requested", FS_COMPR_FL, 'c'}, // Compress file
- {"Synchronous_Updates", FS_SYNC_FL, 'S'}, // Synchronous updates
- {"Immutable", FS_IMMUTABLE_FL, 'i'}, // Immutable file
- {"Append_Only", FS_APPEND_FL, 'a'}, // writes to file may only append
- {"No_Dump", FS_NODUMP_FL, 'd'}, // do not dump file
- {"No_Atime", FS_NOATIME_FL, 'A'}, // do not update atime
- {"Indexed_directory", FS_INDEX_FL, 'I'}, // hash-indexed directory
- {"Journaled_Data", FS_JOURNAL_DATA_FL, 'j'}, // file data should be journaled
- {"No_Tailmerging", FS_NOTAIL_FL, 't'}, // file tail should not be merged
- {"Synchronous_Directory_Updates", FS_DIRSYNC_FL, 'D'}, // dirsync behaviour (directories only)
- {"Top_of_Directory_Hierarchies", FS_TOPDIR_FL, 'T'}, // Top of directory hierarchies
+ {"No_Atime", FS_NOATIME_FL, 'A'},
+ {"Append_Only", FS_APPEND_FL, 'a'},
+ {"No_COW", FS_NOCOW_FL, 'C'},
+ {"Compression_Requested", FS_COMPR_FL, 'c'},
+ {"Synchronous_Directory_Updates", FS_DIRSYNC_FL, 'D'},
+ {"No_Dump", FS_NODUMP_FL, 'd'},
+ {"Casefold", FS_CASEFOLD_FL, 'F'},
+ {"Indexed_directory", FS_INDEX_FL, 'I'},
+ {"Immutable", FS_IMMUTABLE_FL, 'i'},
+ {"Journaled_Data", FS_JOURNAL_DATA_FL, 'j'},
+ {"Project_Hierarchy", FS_PROJINHERIT_FL, 'P'},
+ {"Synchronous_Updates", FS_SYNC_FL, 'S'},
+ {"Secure_Deletion", FS_SECRM_FL, 's'},
+ {"Top_of_Directory_Hierarchies", FS_TOPDIR_FL, 'T'},
+ {"No_Tailmerging", FS_NOTAIL_FL, 't'},
+ {"Undelete", FS_UNRM_FL, 'u'},
{NULL, -1, 0},
};
@@ -101,7 +111,7 @@ static void print_file_attr(char *path)
}
if (-1 == (fd=open(path, O_RDONLY | O_NONBLOCK))) goto LABEL1;
- if (toys.optflags & FLAG_v) {
+ if (FLAG(v)) {
if (ioctl(fd, FS_IOC_GETVERSION, (void*)&version) < 0) goto LABEL2;
xprintf("%5lu ", version);
}
@@ -110,7 +120,7 @@ static void print_file_attr(char *path)
else {
struct ext2_attr *ptr = e2attrs;
- if (toys.optflags & FLAG_l) {
+ if (FLAG(l)) {
int name_found = 0;
xprintf("%-50s ", path);
@@ -152,10 +162,9 @@ static int retell_dir(struct dirtree *root)
fpath = dirtree_path(root, NULL);
//Special case: with '-a' option and '.'/'..' also included in printing list.
- if ((root->name[0] != '.') || (toys.optflags & FLAG_a)) {
+ if ((root->name[0] != '.') || FLAG(a)) {
print_file_attr(fpath);
- if (S_ISDIR(root->st.st_mode) && (toys.optflags & FLAG_R)
- && dirtree_notdotdot(root)) {
+ if (S_ISDIR(root->st.st_mode) && FLAG(R) && dirtree_notdotdot(root)) {
xprintf("\n%s:\n", fpath);
free(fpath);
return (DIRTREE_RECURSE | DIRTREE_COMEAGAIN);
@@ -173,7 +182,7 @@ void lsattr_main(void)
struct stat sb;
if (lstat(*toys.optargs, &sb)) perror_msg("stat '%s'", *toys.optargs);
- else if (S_ISDIR(sb.st_mode) && !(toys.optflags & FLAG_d))
+ else if (S_ISDIR(sb.st_mode) && !FLAG(d))
dirtree_read(*toys.optargs, retell_dir);
else print_file_attr(*toys.optargs);// to handle "./Filename" or "./Dir"
}