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authorJustus Winter <4winter@informatik.uni-hamburg.de>2015-04-18 01:34:40 +0200
committerJustus Winter <4winter@informatik.uni-hamburg.de>2015-08-25 13:08:18 +0200
commit346ace4c2f5e020ca654541ff4b34d86faf88a4d (patch)
treeaa9debbc4d1f47fd22b31010b99a55bb538b7c58
parente507800e47973422c080a308955f8d46edc5d706 (diff)
libdiskfs: rename `error' variable
* libdiskfs/dir-lookup.c (diskfs_S_dir_lookup): Rename `error' to `err'. * libdiskfs/file-getcontrol.c (diskfs_S_file_getcontrol): Likewise. * libdiskfs/file-syncfs.c (diskfs_S_file_syncfs): Likewise.
-rw-r--r--libdiskfs/dir-lookup.c104
-rw-r--r--libdiskfs/file-getcontrol.c14
-rw-r--r--libdiskfs/file-syncfs.c6
3 files changed, 62 insertions, 62 deletions
diff --git a/libdiskfs/dir-lookup.c b/libdiskfs/dir-lookup.c
index f3364cd6..75df9b80 100644
--- a/libdiskfs/dir-lookup.c
+++ b/libdiskfs/dir-lookup.c
@@ -43,7 +43,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
char *nextname;
char *relpath;
int nextnamelen;
- error_t error = 0;
+ error_t err = 0;
char *pathbuf = 0;
int pathbuflen = 0;
int newnamelen;
@@ -132,16 +132,16 @@ diskfs_S_dir_lookup (struct protid *dircred,
{
if (!ds)
ds = alloca (diskfs_dirstat_size);
- error = diskfs_lookup (dnp, path, CREATE, &np, ds, dircred);
+ err = diskfs_lookup (dnp, path, CREATE, &np, ds, dircred);
}
else
- error = diskfs_lookup (dnp, path, LOOKUP, &np, 0, dircred);
+ err = diskfs_lookup (dnp, path, LOOKUP, &np, 0, dircred);
- if (lastcomp && create && excl && (!error || error == EAGAIN))
- error = EEXIST;
+ if (lastcomp && create && excl && (!err || err == EAGAIN))
+ err = EEXIST;
/* If we get an error we're done */
- if (error == EAGAIN)
+ if (err == EAGAIN)
{
if (dnp == dircred->po->shadow_root)
/* We're at the root of a shadow tree. */
@@ -151,7 +151,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
/* This is a shadow root with no parent, meaning
we should treat it as a virtual root disconnected
from its real .. directory. */
- error = 0;
+ err = 0;
np = dnp;
diskfs_nref (np);
}
@@ -163,7 +163,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
*returned_port_poly = MACH_MSG_TYPE_COPY_SEND;
if (! lastcomp)
strcpy (retryname, nextname);
- error = 0;
+ err = 0;
goto out;
}
}
@@ -177,13 +177,13 @@ diskfs_S_dir_lookup (struct protid *dircred,
*returned_port_poly = MACH_MSG_TYPE_COPY_SEND;
if (!lastcomp)
strcpy (retryname, nextname);
- error = 0;
+ err = 0;
goto out;
}
else
/* We're at a REAL root, as in there's no way up from here. */
{
- error = 0;
+ err = 0;
np = dnp;
diskfs_nref (np);
}
@@ -192,11 +192,11 @@ diskfs_S_dir_lookup (struct protid *dircred,
/* Create the new node if necessary */
if (lastcomp && create)
{
- if (error == ENOENT)
+ if (err == ENOENT)
{
mode &= ~(S_IFMT | S_ISPARE | S_ISVTX | S_ITRANS);
mode |= S_IFREG;
- error = diskfs_create_node (dnp, path, mode, &np, dircred, ds);
+ err = diskfs_create_node (dnp, path, mode, &np, dircred, ds);
if (diskfs_synchronous)
{
diskfs_file_update (dnp, 1);
@@ -208,7 +208,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
diskfs_drop_dirstat (dnp, ds);
}
- if (error)
+ if (err)
goto out;
/* If this is translated, start the translator (if necessary)
@@ -260,21 +260,21 @@ diskfs_S_dir_lookup (struct protid *dircred,
/* Create an unauthenticated port for DNP, and then
unlock it. */
- error = iohelp_create_empty_iouser (&user);
- if (! error)
+ err = iohelp_create_empty_iouser (&user);
+ if (! err)
{
- error = diskfs_make_peropen (dnp, 0, dircred->po, &newpo);
- if (! error)
+ err = diskfs_make_peropen (dnp, 0, dircred->po, &newpo);
+ if (! err)
{
- error = diskfs_create_protid (newpo, user, &newpi);
- if (! error)
+ err = diskfs_create_protid (newpo, user, &newpi);
+ if (! err)
newpo = 0;
}
iohelp_free_iouser (user);
}
- if (error)
+ if (err)
goto out;
dirport = ports_get_send_right (newpi);
@@ -288,7 +288,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
boolean_t register_translator =
np->transbox.active == MACH_PORT_NULL;
- error = fshelp_fetch_root (&np->transbox, dircred->po,
+ err = fshelp_fetch_root (&np->transbox, dircred->po,
dirport, dircred->user,
lastcomp ? flags : 0,
((np->dn_stat.st_mode & S_IPTRANS)
@@ -301,10 +301,10 @@ diskfs_S_dir_lookup (struct protid *dircred,
deallocate our send right. */
mach_port_deallocate (mach_task_self (), dirport);
- if (error != ENOENT)
+ if (err != ENOENT)
{
*returned_port_poly = MACH_MSG_TYPE_MOVE_SEND;
- if (!lastcomp && !error)
+ if (!lastcomp && !err)
{
char *end = strchr (retryname, '\0');
*end++ = '/';
@@ -333,12 +333,12 @@ diskfs_S_dir_lookup (struct protid *dircred,
else
asprintf (&complete_path, "%s/%s", dircred->po->path, translator_path);
- error = fshelp_set_active_translator (&newpi->pi,
+ err = fshelp_set_active_translator (&newpi->pi,
complete_path,
np->transbox.active);
if (complete_path != translator_path)
free(complete_path);
- if (error)
+ if (err)
goto out;
}
@@ -351,7 +351,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
/* ENOENT means there was a hiccup, and the translator
vanished while NP was unlocked inside fshelp_fetch_root.
Reacquire the locks, and continue as normal. */
- error = 0;
+ err = 0;
if (np != dnp)
{
if (!strcmp (path, ".."))
@@ -377,7 +377,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
if (nsymlink++ > diskfs_maxsymlinks)
{
- error = ELOOP;
+ err = ELOOP;
goto out;
}
@@ -390,16 +390,16 @@ diskfs_S_dir_lookup (struct protid *dircred,
}
if (diskfs_read_symlink_hook)
- error = (*diskfs_read_symlink_hook)(np, pathbuf);
- if (!diskfs_read_symlink_hook || error == EINVAL)
+ err = (*diskfs_read_symlink_hook)(np, pathbuf);
+ if (!diskfs_read_symlink_hook || err == EINVAL)
{
- error = diskfs_node_rdwr (np, pathbuf,
+ err = diskfs_node_rdwr (np, pathbuf,
0, np->dn_stat.st_size, 0,
dircred, &amt);
- if (!error)
+ if (!err)
assert (amt == np->dn_stat.st_size);
}
- if (error)
+ if (err)
goto out;
if (np->dn_stat.st_size == 0) /* symlink to "" */
@@ -471,7 +471,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
if (mustbedir && type != S_IFDIR)
{
- error = ENOTDIR;
+ err = ENOTDIR;
goto out;
}
@@ -482,25 +482,25 @@ diskfs_S_dir_lookup (struct protid *dircred,
type == S_IFIFO)
&& (flags & (O_READ|O_WRITE|O_EXEC)))
|| (type == S_IFLNK && (flags & (O_WRITE|O_EXEC))))
- error = EACCES;
+ err = EACCES;
- if (!error && (flags & O_READ))
- error = fshelp_access (&np->dn_stat, S_IREAD, dircred->user);
+ if (!err && (flags & O_READ))
+ err = fshelp_access (&np->dn_stat, S_IREAD, dircred->user);
- if (!error && (flags & O_EXEC))
- error = fshelp_access (&np->dn_stat, S_IEXEC, dircred->user);
+ if (!err && (flags & O_EXEC))
+ err = fshelp_access (&np->dn_stat, S_IEXEC, dircred->user);
- if (!error && (flags & O_WRITE))
+ if (!err && (flags & O_WRITE))
{
if (type == S_IFDIR)
- error = EISDIR;
+ err = EISDIR;
else if (diskfs_check_readonly ())
- error = EROFS;
+ err = EROFS;
else
- error = fshelp_access (&np->dn_stat, S_IWRITE, dircred->user);
+ err = fshelp_access (&np->dn_stat, S_IWRITE, dircred->user);
}
- if (error)
+ if (err)
goto out;
}
@@ -508,24 +508,24 @@ diskfs_S_dir_lookup (struct protid *dircred,
&& (fshelp_isowner (&np->dn_stat, dircred->user) == EPERM))
flags &= ~O_NOATIME;
- error = diskfs_make_peropen (np, (flags &~OPENONLY_STATE_MODES),
+ err = diskfs_make_peropen (np, (flags &~OPENONLY_STATE_MODES),
dircred->po, &newpo);
- if (! error)
- error = diskfs_create_protid (newpo, dircred->user, &newpi);
+ if (! err)
+ err = diskfs_create_protid (newpo, dircred->user, &newpi);
- if (! error)
+ if (! err)
{
newpo = 0;
if (flags & O_EXLOCK)
- error = fshelp_acquire_lock (&np->userlock, &newpi->po->lock_status,
+ err = fshelp_acquire_lock (&np->userlock, &newpi->po->lock_status,
&np->lock, LOCK_EX);
else if (flags & O_SHLOCK)
- error = fshelp_acquire_lock (&np->userlock, &newpi->po->lock_status,
+ err = fshelp_acquire_lock (&np->userlock, &newpi->po->lock_status,
&np->lock, LOCK_SH);
}
- if (! error)
+ if (! err)
{
free (newpi->po->path);
if (dircred->po->path == NULL || !strcmp (dircred->po->path,"."))
@@ -541,7 +541,7 @@ diskfs_S_dir_lookup (struct protid *dircred,
}
if (! newpi->po->path)
- error = errno;
+ err = errno;
*returned_port = ports_get_right (newpi);
ports_port_deref (newpi);
@@ -566,5 +566,5 @@ diskfs_S_dir_lookup (struct protid *dircred,
free (relpath);
- return error;
+ return err;
}
diff --git a/libdiskfs/file-getcontrol.c b/libdiskfs/file-getcontrol.c
index fc6f777e..8f98f4b3 100644
--- a/libdiskfs/file-getcontrol.c
+++ b/libdiskfs/file-getcontrol.c
@@ -25,20 +25,20 @@ diskfs_S_file_getcontrol (struct protid *cred,
mach_port_t *control,
mach_msg_type_name_t *controltype)
{
- int error;
+ error_t err;
struct port_info *newpi;
if (!cred)
return EOPNOTSUPP;
- error = fshelp_iscontroller (&diskfs_root_node->dn_stat, cred->user);
- if (error)
- return error;
+ err = fshelp_iscontroller (&diskfs_root_node->dn_stat, cred->user);
+ if (err)
+ return err;
- error = ports_create_port (diskfs_control_class, diskfs_port_bucket,
+ err = ports_create_port (diskfs_control_class, diskfs_port_bucket,
sizeof (struct port_info), &newpi);
- if (error)
- return error;
+ if (err)
+ return err;
pthread_spin_lock (&_diskfs_control_lock);
_diskfs_ncontrol_ports++;
diff --git a/libdiskfs/file-syncfs.c b/libdiskfs/file-syncfs.c
index b7d20a88..2faab6ad 100644
--- a/libdiskfs/file-syncfs.c
+++ b/libdiskfs/file-syncfs.c
@@ -28,12 +28,12 @@ diskfs_S_file_syncfs (struct protid *cred,
error_t
helper (struct node *np)
{
- error_t error;
+ error_t err;
mach_port_t control;
- error = fshelp_fetch_control (&np->transbox, &control);
+ err = fshelp_fetch_control (&np->transbox, &control);
pthread_mutex_unlock (&np->lock);
- if (!error && (control != MACH_PORT_NULL))
+ if (!err && (control != MACH_PORT_NULL))
{
fsys_syncfs (control, wait, 1);
mach_port_deallocate (mach_task_self (), control);