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authorRob Landley <rob@landley.net>2021-07-13 14:37:22 -0500
committerRob Landley <rob@landley.net>2021-07-13 14:37:22 -0500
commit281f30dde58cc16229690a522a0db5b61802220f (patch)
treefe5acc476cfc9dc1ea2207c8cb8052fbe62758a6 /toys
parentb1c071ee037b79e7058ebc03f6ca8536e52dc843 (diff)
downloadtoybox-281f30dde58cc16229690a522a0db5b61802220f.tar.gz
Guo Chuang pointed out that lsattr won't build with headers
still within our 7 year time horizon. Clean up the existing portability attempts while we're there, and add timeout dates.
Diffstat (limited to 'toys')
-rw-r--r--toys/other/lsattr.c38
1 files changed, 25 insertions, 13 deletions
diff --git a/toys/other/lsattr.c b/toys/other/lsattr.c
index 547012ef..c5536281 100644
--- a/toys/other/lsattr.c
+++ b/toys/other/lsattr.c
@@ -71,12 +71,23 @@ GLOBALS(
int have_set;
)
-#define FS_PROJINHERT_FL 0x20000000 // Linux 4.5
-#define FS_CASEFOLD_FL 0x40000000 // Linux 5.4
-#define FS_VERITY_FL 0x00100000 // Linux 5.4
-
-// Linux 4.5
-struct fsxattr_4_5 {
+// Added more recently than the 7 year support horizon. TODO: remove
+#ifndef FS_INLINE_DATA_FL
+#define FS_INLINE_DATA_FL 0x10000000 // commit 68ce7bfcd995a 2016-01-08
+#endif
+#ifndef FS_PROJINHERIT_FL
+#define FS_PROJINHERIT_FL 0x20000000 // commit 8b4953e13f4c5 2015-10-17
+#endif
+#ifndef FS_CASEFOLD_FL
+#define FS_CASEFOLD_FL 0x40000000 // commit 71e90b4654a92 2019-07-23
+#endif
+#ifndef FS_VERITY_FL
+#define FS_VERITY_FL 0x00100000 // commit fe9918d3b228b 2019-07-22
+#endif
+
+#ifndef FS_IOC_FSGETXATTR
+// commit 334e580a6f97e 2016-01-04
+struct fsxattr {
unsigned fsx_xflags;
unsigned fsx_extsize;
unsigned fsx_nextents;
@@ -84,8 +95,9 @@ struct fsxattr_4_5 {
unsigned fsx_cowextsize;
char fsx_pad[8];
};
-#define FS_IOC_FSGETXATTR_4_5 _IOR('X', 31, struct fsxattr_4_5)
-#define FS_IOC_FSSETXATTR_4_5 _IOW('X', 32, struct fsxattr_4_5)
+#define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
+#define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
+#endif
static struct ext2_attr {
char *name;
@@ -152,9 +164,9 @@ static void print_file_attr(char *path)
if (-1 == (fd=open(path, O_RDONLY | O_NONBLOCK))) goto LABEL1;
if (FLAG(p)) {
- struct fsxattr_4_5 fsx;
+ struct fsxattr fsx;
- if (ioctl(fd, FS_IOC_FSGETXATTR_4_5, &fsx)) goto LABEL2;
+ if (ioctl(fd, FS_IOC_FSGETXATTR, &fsx)) goto LABEL2;
xprintf("%5u ", fsx.fsx_projid);
}
if (FLAG(v)) {
@@ -330,11 +342,11 @@ static int update_attr(struct dirtree *root)
perror_msg("%s: setting version to %d failed", fpath, v);
if (FLAG(p)) {
- struct fsxattr_4_5 fsx;
- int fail = ioctl(fd, FS_IOC_FSGETXATTR_4_5, &fsx);
+ struct fsxattr fsx;
+ int fail = ioctl(fd, FS_IOC_FSGETXATTR, &fsx);
fsx.fsx_projid = TT.p;
- if (fail || ioctl(fd, FS_IOC_FSSETXATTR_4_5, &fsx))
+ if (fail || ioctl(fd, FS_IOC_FSSETXATTR, &fsx))
perror_msg("%s: setting projid to %u failed", fpath, fsx.fsx_projid);
}