Fix invalid EA metainformation in dump, add a workaround to restore to

[dump.git] / restore / tape.c

diff --git a/restore/tape.c b/restore/tape.c
index b779fd72517dd904a17b3430cd2a8d90790e4081..3dc8bbaf7feb89560c699b8bb7d95b9f4439fa45 100644 (file)
--- a/restore/tape.c
+++ b/restore/tape.c
@@ -42,7 +42,7 @@
 
 #ifndef lint
 static const char rcsid[] =
-       "$Id: tape.c,v 1.93 2009/07/23 14:10:39 stelian Exp $";
+       "$Id: tape.c,v 1.96 2010/03/22 15:40:55 stelian Exp $";
 #endif /* not lint */
 
 #include <config.h>
@@ -891,21 +891,23 @@ extractfile(struct entry *ep, int doremove)
        }
 
        case IFIFO:
+       {
+               uid_t luid = curfile.dip->di_uid;
+               gid_t lgid = curfile.dip->di_gid;
+
                Vprintf(stdout, "extract fifo %s\n", name);
-               if (Nflag) {
-                       skipfile();
+               skipfile();
+               if (Nflag)
                        return (GOOD);
-               }
                if (! (spcl.c_flags & DR_METAONLY)) {
                        if (uflag && !Nflag)
                                (void)unlink(name);
                        if (mkfifo(name, mode) < 0) {
                                warn("%s: cannot create fifo", name);
-                               skipfile();
                                return (FAIL);
                        }
                }
-               (void) chown(name, curfile.dip->di_uid, curfile.dip->di_gid);
+               (void) chown(name, luid, lgid);
                (void) chmod(name, mode);
                extractattr(name);
                utimes(name, timep);
@@ -922,26 +924,28 @@ extractfile(struct entry *ep, int doremove)
                        (void) chflags(name, flags);
 #endif
 #endif
-               skipfile();
                return (GOOD);
-
+       }
        case IFCHR:
        case IFBLK:
+       {
+               uid_t luid = curfile.dip->di_uid;
+               gid_t lgid = curfile.dip->di_gid;
+               int lrdev = (int)curfile.dip->di_rdev;
+
                Vprintf(stdout, "extract special file %s\n", name);
-               if (Nflag) {
-                       skipfile();
+               skipfile();
+               if (Nflag)
                        return (GOOD);
-               }
                if (! (spcl.c_flags & DR_METAONLY)) {
                        if (uflag)
                                (void)unlink(name);
-                       if (mknod(name, mode, (int)curfile.dip->di_rdev) < 0) {
+                       if (mknod(name, mode, lrdev) < 0) {
                                warn("%s: cannot create special file", name);
-                               skipfile();
                                return (FAIL);
                        }
                }
-               (void) chown(name, curfile.dip->di_uid, curfile.dip->di_gid);
+               (void) chown(name, luid, lgid);
                (void) chmod(name, mode);
                extractattr(name);
                utimes(name, timep);
@@ -964,9 +968,8 @@ extractfile(struct entry *ep, int doremove)
                        }
 #endif
 #endif
-               skipfile();
                return (GOOD);
-
+       }
        case IFREG:
        {
                uid_t luid = curfile.dip->di_uid;
@@ -1235,12 +1238,20 @@ readxattr(char *buffer)
                skipfile();
                return (FAIL);
        }
-       
+
        memset(xattrbuf, 0, XATTR_MAXSIZE);
        xattrlen = 0;
 
+       /*
+        * ugly hack: cope with invalid spcl.c_addr[] records written by
+        * old versions of dump.
+        */
+       readmapflag = 1;
+
        getfile(xtrxattr, xtrnull);
 
+       readmapflag = 0;
+
        memcpy(buffer, xattrbuf, XATTR_MAXSIZE);
 
        return (GOOD);