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authorJay Freeman (saurik) <saurik@saurik.com>2014-10-26 00:04:14 -0700
committerJay Freeman (saurik) <saurik@saurik.com>2014-10-26 00:04:14 -0700
commitc44a19de0129e0c7d966a2264b2879e6e050c334 (patch)
treecf035c3c902cab35f9186654f3f59faa91015ec6
parent409ded4f4918683164e373d2f41f833f893a923f (diff)
Flatten out a level of indentation from setnsfpn.
-rw-r--r--setnsfpn.cpp87
1 files changed, 42 insertions, 45 deletions
diff --git a/setnsfpn.cpp b/setnsfpn.cpp
index 6dc80c7..88dbffd 100644
--- a/setnsfpn.cpp
+++ b/setnsfpn.cpp
@@ -100,56 +100,53 @@ static int setnsfpn(const char *path, size_t before, Recurse recurse) {
}
int mode(_syscall(fcntl(fd, F_GETPROTECTIONCLASS)));
- if (mode != -1 && mode != 4) {
- if (recurse == RecurseYes) {
- long address(0);
-
- for (;;) {
- char buffer[4096];
- int size(_syscall(getdirentries(fd, buffer, sizeof(buffer), &address)));
- if (size == 0)
- break;
-
- const char *next(buffer), *stop(next + size);
- while (next != stop) {
- const dirent *dir(reinterpret_cast<const dirent *>(next));
- const char *name(dir->d_name);
- size_t after(strlen(name));
-
- if (false);
- else if (after == 1 && name[0] == '.');
- else if (after == 2 && name[0] == '.' && name[1] == '.');
- else {
- size_t both(before + 1 + after);
- char sub[both + 1];
- memcpy(sub, path, before);
- sub[before] = '/';
- memcpy(sub + before + 1, name, after);
- sub[both] = '\0';
-
- switch (dir->d_type) {
- case DT_LNK:
- break;
- default:
- return -1;
-
- case DT_DIR:
- setnsfpn(sub, both, RecurseYes);
- break;
- case DT_REG:
- setnsfpn(sub, both, RecurseNo);
- break;
- }
- }
+ if (mode == 4)
+ return 0;
+
+ if (recurse == RecurseYes)
+ for (long address(0);;) {
+ char buffer[4096];
+ int size(_syscall(getdirentries(fd, buffer, sizeof(buffer), &address)));
+ if (size == 0)
+ break;
- next += dir->d_reclen;
+ const char *next(buffer), *stop(next + size);
+ while (next != stop) {
+ const dirent *dir(reinterpret_cast<const dirent *>(next));
+ const char *name(dir->d_name);
+ size_t after(strlen(name));
+
+ if (false);
+ else if (after == 1 && name[0] == '.');
+ else if (after == 2 && name[0] == '.' && name[1] == '.');
+ else {
+ size_t both(before + 1 + after);
+ char sub[both + 1];
+ memcpy(sub, path, before);
+ sub[before] = '/';
+ memcpy(sub + before + 1, name, after);
+ sub[both] = '\0';
+
+ switch (dir->d_type) {
+ case DT_LNK:
+ break;
+ default:
+ return -1;
+
+ case DT_DIR:
+ setnsfpn(sub, both, RecurseYes);
+ break;
+ case DT_REG:
+ setnsfpn(sub, both, RecurseNo);
+ break;
+ }
}
+
+ next += dir->d_reclen;
}
}
- _syscall(fcntl(fd, F_SETPROTECTIONCLASS, 4));
- }
-
+ _syscall(fcntl(fd, F_SETPROTECTIONCLASS, 4));
return 0;
}