X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=dump%2Fmain.c;h=93c175c73b509e604595f1e874da4890ca4c14aa;hb=f9dbe020b33318ccc4d0b68816dc50b7a17a0c65;hp=ac6a7a14417f0af477a58220a642b6f7af30592f;hpb=e51470bfc05d83f82c37d24504220c7163bbd4c1;p=dump.git

diff --git a/dump/main.c b/dump/main.c
index ac6a7a1..93c175c 100644
--- a/dump/main.c
+++ b/dump/main.c
@@ -41,7 +41,7 @@
 
 #ifndef lint
 static const char rcsid[] =
-	"$Id: main.c,v 1.67 2002/01/25 14:59:53 stelian Exp $";
+	"$Id: main.c,v 1.71 2002/04/04 08:20:23 stelian Exp $";
 #endif /* not lint */
 
 #include <config.h>
@@ -61,7 +61,6 @@ static const char rcsid[] =
 #include <sys/time.h>
 #include <time.h>
 #ifdef __linux__
-#include <linux/fs.h>
 #ifdef HAVE_EXT2FS_EXT2_FS_H
 #include <ext2fs/ext2_fs.h>
 #else
@@ -97,6 +96,8 @@ int	mapsize;	/* size of the state maps */
 char	*usedinomap;	/* map of allocated inodes */
 char	*dumpdirmap;	/* map of directories to be dumped */
 char	*dumpinomap;	/* map of files to be dumped */
+char	*metainomap;	/* which of the inodes in dumpinomap will get
+			   only their metadata dumped */
 
 const char *disk;	/* name of the disk file */
 char	tape[MAXPATHLEN];/* name of the tape file */
@@ -107,6 +108,7 @@ char	level;		/* dump level of this dump */
 int	bzipflag;	/* compression is done using bzlib */
 int	Afile = 0;	/* archive file descriptor */
 int	uflag;		/* update flag */
+int	mflag;		/* dump metadata only if possible */
 int	Mflag;		/* multi-volume flag */
 int	qflag;		/* quit on errors flag */
 int     breademax = 32; /* maximum number of bread errors before we quit */
@@ -192,12 +194,12 @@ static int iexclude_num = 0;			/* number of elements in the list */
 int
 main(int argc, char *argv[])
 {
-	register dump_ino_t ino;
-	register int dirty;
-	register struct dinode *dp;
-	register struct	fstab *dt;
-	register char *map;
-	register int ch;
+	dump_ino_t ino;
+	int dirty;
+	struct dinode *dp;
+	struct	fstab *dt;
+	char *map;
+	int ch;
 	int i, anydirskipped;
 	int aflag = 0, bflag = 0, Tflag = 0, honorlevel = 1;
 	dump_ino_t maxino;
@@ -210,7 +212,7 @@ main(int argc, char *argv[])
 #endif
 	time_t tnow;
 	char *diskparam;
-	char *Apath;
+	char *Apath = NULL;
 
 	spcl.c_label[0] = '\0';
 	spcl.c_date = time(NULL);
@@ -249,7 +251,7 @@ main(int argc, char *argv[])
 #ifdef KERBEROS
 			    "k"
 #endif
-			    "Mnq"
+			    "mMnq"
 #ifdef USE_QFA
 			    "Q:"
 #endif
@@ -378,6 +380,10 @@ main(int argc, char *argv[])
 			}
 			break;
 
+		case 'm':		/* metadata only flag */
+			mflag = 1;
+			break;
+
 		case 'M':		/* multi-volume flag */
 			Mflag = 1;
 			break;
@@ -531,7 +537,8 @@ main(int argc, char *argv[])
 	 */
 	i = strlen(diskparam) - 1;
 	if (i > 1 && diskparam[i] == '/')
-		diskparam[i] = '\0';
+		if (!(i == 6 && !strcmp(diskparam, "LABEL=/")))
+			diskparam[i] = '\0';
 
 	disk = get_device_name(diskparam);
 	if (!disk) {		/* null means the disk is some form
@@ -730,7 +737,9 @@ main(int argc, char *argv[])
 	usedinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
 	dumpdirmap = (char *)calloc((unsigned) mapsize, sizeof(char));
 	dumpinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
-	if (usedinomap == NULL || dumpdirmap == NULL || dumpinomap == NULL)
+	metainomap = (char *)calloc((unsigned) mapsize, sizeof(char));
+	if (usedinomap == NULL || dumpdirmap == NULL || 
+	    dumpinomap == NULL || metainomap == NULL)
 		quit("out of memory allocating inode maps\n");
 	tapesize = 2 * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
 
@@ -933,7 +942,7 @@ main(int argc, char *argv[])
 		 * inodes since this is done in dumpino().
 		 */
 #endif
-		(void)dumpino(dp, ino);
+		(void)dumpino(dp, ino, mflag && TSTINO(ino, metainomap));
 	}
 
 	tend_writing = time(NULL);
@@ -1016,7 +1025,7 @@ usage(void)
 #ifdef KERBEROS
 		"k"
 #endif
-		"MnqSu"
+		"mMnqSu"
 		"] [-A file] [-B records] [-b blocksize]\n"
 		"\t%s [-d density] [-e inode#,inode#,...] [-E file] [-f file]\n"
 		"\t%s [-h level] [-I nr errors] "