31 lines
1.6 KiB
Diff
31 lines
1.6 KiB
Diff
mkfifoat() is available in Android only after API 23. We can't use tar's
|
|
implementation of mkfifioat() since it will use tar's implementation of
|
|
mknodat(). This will cause infinite recursion in file gnu/at-func.c and
|
|
segfault.
|
|
|
|
Snippet of backtrace:
|
|
....
|
|
#9 0x000000555559819c in mknodat (fd=-100, file=0x7fb7c90050 "sda", mode=25008, dev=2048) at /home/builder/.termux-build/tar/src/gnu/at-func.c:75
|
|
#10 0x000000555559819c in mknodat (fd=-100, file=0x7fb7c90050 "sda", mode=25008, dev=2048) at /home/builder/.termux-build/tar/src/gnu/at-func.c:75
|
|
#11 0x000000555559819c in mknodat (fd=-100, file=0x7fb7c90050 "sda", mode=25008, dev=2048) at /home/builder/.termux-build/tar/src/gnu/at-func.c:75
|
|
#12 0x000000555559819c in mknodat (fd=-100, file=0x7fb7c90050 "sda", mode=25008, dev=2048) at /home/builder/.termux-build/tar/src/gnu/at-func.c:75
|
|
#13 0x000000555556a9d4 in extract_node (file_name=0x7fb7c90050 "sda", typeflag=52) at /home/builder/.termux-build/tar/src/src/extract.c:1447
|
|
#14 0x0000005555568f38 in extract_archive () at /home/builder/.termux-build/tar/src/src/extract.c:1709
|
|
....
|
|
|
|
diff -uNr tar-1.30/src/extract.c tar-1.30.mod/src/extract.c
|
|
--- tar-1.30/src/extract.c 2017-12-16 23:23:12.000000000 +0200
|
|
+++ tar-1.30.mod/src/extract.c 2017-12-25 14:31:31.541886176 +0200
|
|
@@ -42,6 +42,11 @@
|
|
# define fchown(fd, uid, gid) (errno = ENOSYS, -1)
|
|
#endif
|
|
|
|
+static int
|
|
+mkfifoat(int fd, const char* path, mode_t mode) {
|
|
+ return mknodat(fd, path, (mode & ~S_IFMT) | S_IFIFO, 0);
|
|
+}
|
|
+
|
|
/* Return true if an error number ERR means the system call is
|
|
supported in this case. */
|
|
static bool
|