A quick cleanup pass of some low-hanging mess.

git-svn-id: svn://busybox.net/trunk/busybox@16068 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 26 insertions, 115 deletions

diff --git a/util-linux/nfsmount.c b/util-linux/nfsmount.c
index e7d194f0f..2941b4ddc 100644
--- a/util-linux/nfsmount.c
+++ b/util-linux/nfsmount.c
@@ -41,50 +41,6 @@
 #endif
 
 
-/*
- * NFS stats. The good thing with these values is that NFSv3 errors are
- * a superset of NFSv2 errors (with the exception of NFSERR_WFLUSH which
- * no-one uses anyway), so we can happily mix code as long as we make sure
- * no NFSv3 errors are returned to NFSv2 clients.
- * Error codes that have a `--' in the v2 column are not part of the
- * standard, but seem to be widely used nevertheless.
- */
-enum nfs_stat {
-        NFS_OK = 0,                     /* v2 v3 */
-        NFSERR_PERM = 1,                /* v2 v3 */
-        NFSERR_NOENT = 2,               /* v2 v3 */
-        NFSERR_IO = 5,                  /* v2 v3 */
-        NFSERR_NXIO = 6,                /* v2 v3 */
-        NFSERR_EAGAIN = 11,             /* v2 v3 */
-        NFSERR_ACCES = 13,              /* v2 v3 */
-        NFSERR_EXIST = 17,              /* v2 v3 */
-        NFSERR_XDEV = 18,               /*    v3 */
-        NFSERR_NODEV = 19,              /* v2 v3 */
-        NFSERR_NOTDIR = 20,             /* v2 v3 */
-        NFSERR_ISDIR = 21,              /* v2 v3 */
-        NFSERR_INVAL = 22,              /* v2 v3 that Sun forgot */
-        NFSERR_FBIG = 27,               /* v2 v3 */
-        NFSERR_NOSPC = 28,              /* v2 v3 */
-        NFSERR_ROFS = 30,               /* v2 v3 */
-        NFSERR_MLINK = 31,              /*    v3 */
-        NFSERR_OPNOTSUPP = 45,          /* v2 v3 */
-        NFSERR_NAMETOOLONG = 63,        /* v2 v3 */
-        NFSERR_NOTEMPTY = 66,           /* v2 v3 */
-        NFSERR_DQUOT = 69,              /* v2 v3 */
-        NFSERR_STALE = 70,              /* v2 v3 */
-        NFSERR_REMOTE = 71,             /* v2 v3 */
-        NFSERR_WFLUSH = 99,             /* v2    */
-        NFSERR_BADHANDLE = 10001,       /*    v3 */
-        NFSERR_NOT_SYNC = 10002,        /*    v3 */
-        NFSERR_BAD_COOKIE = 10003,      /*    v3 */
-        NFSERR_NOTSUPP = 10004,         /*    v3 */
-        NFSERR_TOOSMALL = 10005,        /*    v3 */
-        NFSERR_SERVERFAULT = 10006,     /*    v3 */
-        NFSERR_BADTYPE = 10007,         /*    v3 */
-        NFSERR_JUKEBOX = 10008          /*    v3 */
-};
-
-#define NFS_PROGRAM     100003
 
 
 enum {
@@ -97,14 +53,14 @@ enum {
 };
 
 /* Disable the nls stuff */
-# undef bindtextdomain
-# define bindtextdomain(Domain, Directory) /* empty */
-# undef textdomain
-# define textdomain(Domain) /* empty */
+//# undef bindtextdomain
+//# define bindtextdomain(Domain, Directory) /* empty */
+//# undef textdomain
+//# define textdomain(Domain) /* empty */
 
-enum {
-        S_QUOTA = 128,     /* Quota initialized for file/directory/symlink */
-};
+//enum {
+//      S_QUOTA = 128,     /* Quota initialized for file/directory/symlink */
+//};
 
 
 /*
@@ -117,10 +73,6 @@ enum {
  * so it is easiest to ignore the kernel altogether (at compile time).
  */
 
-/* NOTE: Do not make this into a 'static const int' because the pre-processor
- * needs to test this value in some #if statements. */
-#define NFS_MOUNT_VERSION 4
-
 struct nfs2_fh {
         char                    data[32];
 };
@@ -216,7 +168,7 @@ find_kernel_nfs_mount_version(void)
         if (kernel_version)
                 return;
 
-        nfs_mount_version = NFS_MOUNT_VERSION; /* default */
+        nfs_mount_version = 4; /* default */
 
         kernel_version = get_linux_version_code();
         if (kernel_version) {
@@ -229,8 +181,8 @@ find_kernel_nfs_mount_version(void)
                 else
                         nfs_mount_version = 4; /* since 2.3.99pre4 */
         }
-        if (nfs_mount_version > NFS_MOUNT_VERSION)
-                nfs_mount_version = NFS_MOUNT_VERSION;
+        if (nfs_mount_version > 4)
+                nfs_mount_version = 4;
 }
 
 static struct pmap *
@@ -399,9 +351,7 @@ int nfsmount(const char *spec, const char *node, int *flags,
         data.acregmax   = 60;
         data.acdirmin   = 30;
         data.acdirmax   = 60;
-#if NFS_MOUNT_VERSION >= 2
         data.namlen     = NAME_MAX;
-#endif
 
         bg = 0;
         soft = 0;
@@ -417,7 +367,7 @@ int nfsmount(const char *spec, const char *node, int *flags,
         mountvers = 0;
         port = 0;
         mountport = 0;
-        nfsprog = NFS_PROGRAM;
+        nfsprog = 100003;
         nfsvers = 0;
 
         /* parse options */
@@ -474,11 +424,9 @@ int nfsmount(const char *spec, const char *node, int *flags,
                                 else
                                         printf("Warning: Unrecognized proto= option.\n");
                         } else if (!strcmp(opt, "namlen")) {
-#if NFS_MOUNT_VERSION >= 2
                                 if (nfs_mount_version >= 2)
                                         data.namlen = val;
                                 else
-#endif
                                 printf("Warning: Option namlen is not supported.\n");
                         } else if (!strcmp(opt, "addr"))
                                 /* ignore */;
@@ -531,14 +479,10 @@ int nfsmount(const char *spec, const char *node, int *flags,
                 | (posix ? NFS_MOUNT_POSIX : 0)
                 | (nocto ? NFS_MOUNT_NOCTO : 0)
                 | (noac ? NFS_MOUNT_NOAC : 0);
-#if NFS_MOUNT_VERSION >= 2
         if (nfs_mount_version >= 2)
                 data.flags |= (tcp ? NFS_MOUNT_TCP : 0);
-#endif
-#if NFS_MOUNT_VERSION >= 3
         if (nfs_mount_version >= 3)
                 data.flags |= (nolock ? NFS_MOUNT_NONLM : 0);
-#endif
         if (nfsvers > MAX_NFSPROT || mountvers > MAX_NFSPROT) {
                 bb_error_msg("NFSv%d not supported!", nfsvers);
                 return 1;
@@ -568,11 +512,9 @@ int nfsmount(const char *spec, const char *node, int *flags,
                 (data.flags & NFS_MOUNT_POSIX) != 0,
                 (data.flags & NFS_MOUNT_NOCTO) != 0,
                 (data.flags & NFS_MOUNT_NOAC) != 0);
-#if NFS_MOUNT_VERSION >= 2
         printf("tcp = %d\n",
                 (data.flags & NFS_MOUNT_TCP) != 0);
 #endif
-#endif
 
         data.version = nfs_mount_version;
 
@@ -746,14 +688,11 @@ int nfsmount(const char *spec, const char *node, int *flags,
                 memcpy(data.root.data,
                        (char *) status.nfsv2.fhstatus_u.fhs_fhandle,
                        NFS_FHSIZE);
-#if NFS_MOUNT_VERSION >= 4
                 data.root.size = NFS_FHSIZE;
                 memcpy(data.old_root.data,
                        (char *) status.nfsv2.fhstatus_u.fhs_fhandle,
                        NFS_FHSIZE);
-#endif
         } else {
-#if NFS_MOUNT_VERSION >= 4
                 fhandle3 *my_fhandle;
                 if (status.nfsv3.fhs_status != 0) {
                         bb_error_msg("%s:%s failed, reason given by server: %s",
@@ -770,7 +709,6 @@ int nfsmount(const char *spec, const char *node, int *flags,
                        my_fhandle->fhandle3_len);
 
                 data.flags |= NFS_MOUNT_VER3;
-#endif
         }
 
         /* create nfs socket for kernel */
@@ -862,39 +800,19 @@ fail:
 #define EDQUOT  ENOSPC
 #endif
 
+// Convert each NFSERR_BLAH into EBLAH
+
 static const struct {
-        enum nfs_stat stat;
+        int stat;
         int errnum;
 } nfs_errtbl[] = {
-        { NFS_OK,               0               },
-        { NFSERR_PERM,          EPERM           },
-        { NFSERR_NOENT,         ENOENT          },
-        { NFSERR_IO,            EIO             },
-        { NFSERR_NXIO,          ENXIO           },
-        { NFSERR_ACCES,         EACCES          },
-        { NFSERR_EXIST,         EEXIST          },
-        { NFSERR_NODEV,         ENODEV          },
-        { NFSERR_NOTDIR,        ENOTDIR         },
-        { NFSERR_ISDIR,         EISDIR          },
-#ifdef NFSERR_INVAL
-        { NFSERR_INVAL,         EINVAL          },      /* that Sun forgot */
-#endif
-        { NFSERR_FBIG,          EFBIG           },
-        { NFSERR_NOSPC,         ENOSPC          },
-        { NFSERR_ROFS,          EROFS           },
-        { NFSERR_NAMETOOLONG,   ENAMETOOLONG    },
-        { NFSERR_NOTEMPTY,      ENOTEMPTY       },
-        { NFSERR_DQUOT,         EDQUOT          },
-        { NFSERR_STALE,         ESTALE          },
-#ifdef EWFLUSH
-        { NFSERR_WFLUSH,        EWFLUSH         },
-#endif
-        /* Throw in some NFSv3 values for even more fun (HP returns these) */
-        { 71,                   EREMOTE         },
-
-        { -1,                   EIO             }
+        {0,0}, {1,EPERM}, {2,ENOENT}, {5,EIO}, {6,ENXIO}, {13,EACCES}, {17,EEXIST},
+        {19,ENODEV}, {20,ENOTDIR}, {21,EISDIR}, {22,EINVAL}, {27,EFBIG},
+        {28,ENOSPC}, {30,EROFS}, {63,ENAMETOOLONG}, {66,ENOTEMPTY}, {69,EDQUOT},
+        {70,ESTALE}, {71,EREMOTE}, {-1,EIO}
 };
 
+
 static char *nfs_strerror(int status)
 {
         int i;
@@ -908,16 +826,14 @@ static char *nfs_strerror(int status)
         return buf;
 }
 
-static bool_t
-xdr_fhandle (XDR *xdrs, fhandle objp)
+static bool_t xdr_fhandle (XDR *xdrs, fhandle objp)
 {
          if (!xdr_opaque (xdrs, objp, FHSIZE))
                  return FALSE;
         return TRUE;
 }
 
-bool_t
-xdr_fhstatus (XDR *xdrs, fhstatus *objp)
+bool_t xdr_fhstatus (XDR *xdrs, fhstatus *objp)
 {
          if (!xdr_u_int (xdrs, &objp->fhs_status))
                  return FALSE;
@@ -932,24 +848,21 @@ xdr_fhstatus (XDR *xdrs, fhstatus *objp)
         return TRUE;
 }
 
-bool_t
-xdr_dirpath (XDR *xdrs, dirpath *objp)
+bool_t xdr_dirpath (XDR *xdrs, dirpath *objp)
 {
          if (!xdr_string (xdrs, objp, MNTPATHLEN))
                  return FALSE;
         return TRUE;
 }
 
-bool_t
-xdr_fhandle3 (XDR *xdrs, fhandle3 *objp)
+bool_t xdr_fhandle3 (XDR *xdrs, fhandle3 *objp)
 {
          if (!xdr_bytes (xdrs, (char **)&objp->fhandle3_val, (unsigned int *) &objp->fhandle3_len, FHSIZE3))
                  return FALSE;
         return TRUE;
 }
 
-bool_t
-xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
+bool_t xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
 {
          if (!xdr_fhandle3 (xdrs, &objp->fhandle))
                  return FALSE;
@@ -959,16 +872,14 @@ xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
         return TRUE;
 }
 
-bool_t
-xdr_mountstat3 (XDR *xdrs, mountstat3 *objp)
+bool_t xdr_mountstat3 (XDR *xdrs, mountstat3 *objp)
 {
          if (!xdr_enum (xdrs, (enum_t *) objp))
                  return FALSE;
         return TRUE;
 }
 
-bool_t
-xdr_mountres3 (XDR *xdrs, mountres3 *objp)
+bool_t xdr_mountres3 (XDR *xdrs, mountres3 *objp)
 {
          if (!xdr_mountstat3 (xdrs, &objp->fhs_status))
                  return FALSE;