More changes that are broken. It doesn't compile

yet, but is closer.
 -Erik

diff --git a/archival/tar.c b/archival/tar.c
index 8f83d04..99f166c 100644 (file)
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -141,41 +141,11 @@ typedef struct TarInfo TarInfo;
 static const unsigned long TarChecksumOffset = (const unsigned long)&(((TarHeader *)0)->chksum);
 
 
-/*
- * Static data.
- */
-static int inHeader;                   // <- check me
-static int badHeader;
-static int skipFileFlag;
-static int warnedRoot;
-static int eofFlag;
-static long dataCc;
-static int outFd;
-static const char *outName;
-
-static int mode;
-static int uid;
-static int gid;
-static time_t mtime;
-
-/*
- * Static data associated with the tar file.
- */
-static int tarFd;
-static dev_t tarDev;
-static ino_t tarInode;
-
-
-/*
- * Local procedures to restore files from a tar file.
- */
+/* Local procedures to restore files from a tar file.  */
 static int readTarFile(const char* tarName, int extractFlag, int listFlag, 
                int tostdoutFlag, int verboseFlag);
-static void readData(const char *cp, int count);
 static long getOctal(const char *cp, int len);
 static int parseTarHeader(struct TarHeader *rawHeader, struct TarInfo *header);
-static int wantFileName(const char *fileName,
-                                               int argc, char **argv);
 
 #ifdef BB_FEATURE_TAR_CREATE
 /*
@@ -286,10 +256,35 @@ extern int tar_main(int argc, char **argv)
 static void
 tarExtractRegularFile(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
 {
+       return;
+}
+                               
+static void
+tarExtractDirectory(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
+}
+
+static void
+tarExtractHardLink(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
+}
+
+static void
+tarExtractSymLink(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
+}
 
+static void
+tarExtractSpecial(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
 }
 
 
+
 /*
  * Read a tar file and extract or list the specified files within it.
  * If the list is empty than all files are extracted or listed.
@@ -327,6 +322,25 @@ static int readTarFile(const char* tarName, int extractFlag, int listFlag,
                }
                if ( *(header.name) == '\0' )
                                goto endgame;
+       
+               if (extractFlag == FALSE) {
+                       if (verboseFlag == TRUE) {
+                               printf("%s %3d/%-d ", modeString(header.mode), header.uid, header.gid);
+                               if (header.type==CHRTYPE || header.type==BLKTYPE)
+                                       printf("%4d,%4d %s ", MAJOR(header.device), 
+                                                       MINOR(header.device), timeString(header.mtime));
+                               else
+                                       printf("%9ld %s ", header.size, timeString(header.mtime));
+                       }
+                       printf("%s", header.name);
+
+                       if (header.type==LNKTYPE)
+                               printf(" (link to \"%s\")", hp->linkName);
+                       else if (header.type==SYMTYPE)
+                               printf(" (symlink to \"%s\")", hp->linkName);
+                       printf("\n");
+                       continue;
+               }
 
                /* If we got here, we can be certain we have a legitimate 
                 * header to work with.  So work with it.  */
@@ -339,22 +353,20 @@ static int readTarFile(const char* tarName, int extractFlag, int listFlag,
                                        tarExtractRegularFile(&header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                        break;
                                }
-#if 0
-                       case Directory:
+                       case DIRTYPE:
                                tarExtractDirectory( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-                       case HardLink:
+                       case LNKTYPE:
                                tarExtractHardLink( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-                       case SymbolicLink:
+                       case SYMTYPE:
                                tarExtractSymLink( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-                       case CharacterDevice:
-                       case BlockDevice:
-                       case FIFO:
+                       case CHRTYPE:
+                       case BLKTYPE:
+                       case FIFOTYPE:
                                tarExtractSpecial( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-#endif
                        default:
                                close( tarFd);
                                return( FALSE);
@@ -405,7 +417,9 @@ static long getOctal(const char *cp, int size)
 static int
 parseTarHeader(struct TarHeader *rawHeader, struct TarInfo *header)
 {
-       long major, minor, chksum, sum;
+       int i;
+       long chksum, sum;
+       unsigned char *s = (unsigned char *)rawHeader;
 
        header->name  = rawHeader->name;
        header->mode  = getOctal(rawHeader->mode, sizeof(rawHeader->mode));
@@ -423,10 +437,10 @@ parseTarHeader(struct TarHeader *rawHeader, struct TarInfo *header)
        sum = ' ' * sizeof(rawHeader->chksum);
        for ( i = TarChecksumOffset; i > 0; i-- )
                sum += *s++;
-       s += sizeof(h->chksum);       
-       for ( i = (512 - TarChecksumOffset - sizeof(h->chksum)); i > 0; i-- )
+       s += sizeof(rawHeader->chksum);       
+       for ( i = (512 - TarChecksumOffset - sizeof(rawHeader->chksum)); i > 0; i-- )
                sum += *s++;
-       if (sum == checksum )
+       if (sum == chksum )
                return ( TRUE);
        return( FALSE);
 }

diff --git a/tar.c b/tar.c
index 8f83d04..99f166c 100644 (file)
--- a/tar.c
+++ b/tar.c
@@ -141,41 +141,11 @@ typedef struct TarInfo TarInfo;
 static const unsigned long TarChecksumOffset = (const unsigned long)&(((TarHeader *)0)->chksum);
 
 
-/*
- * Static data.
- */
-static int inHeader;                   // <- check me
-static int badHeader;
-static int skipFileFlag;
-static int warnedRoot;
-static int eofFlag;
-static long dataCc;
-static int outFd;
-static const char *outName;
-
-static int mode;
-static int uid;
-static int gid;
-static time_t mtime;
-
-/*
- * Static data associated with the tar file.
- */
-static int tarFd;
-static dev_t tarDev;
-static ino_t tarInode;
-
-
-/*
- * Local procedures to restore files from a tar file.
- */
+/* Local procedures to restore files from a tar file.  */
 static int readTarFile(const char* tarName, int extractFlag, int listFlag, 
                int tostdoutFlag, int verboseFlag);
-static void readData(const char *cp, int count);
 static long getOctal(const char *cp, int len);
 static int parseTarHeader(struct TarHeader *rawHeader, struct TarInfo *header);
-static int wantFileName(const char *fileName,
-                                               int argc, char **argv);
 
 #ifdef BB_FEATURE_TAR_CREATE
 /*
@@ -286,10 +256,35 @@ extern int tar_main(int argc, char **argv)
 static void
 tarExtractRegularFile(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
 {
+       return;
+}
+                               
+static void
+tarExtractDirectory(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
+}
+
+static void
+tarExtractHardLink(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
+}
+
+static void
+tarExtractSymLink(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
+}
 
+static void
+tarExtractSpecial(TarInfo *header, int extractFlag, int listFlag, int tostdoutFlag, int verboseFlag)
+{
+       return;
 }
 
 
+
 /*
  * Read a tar file and extract or list the specified files within it.
  * If the list is empty than all files are extracted or listed.
@@ -327,6 +322,25 @@ static int readTarFile(const char* tarName, int extractFlag, int listFlag,
                }
                if ( *(header.name) == '\0' )
                                goto endgame;
+       
+               if (extractFlag == FALSE) {
+                       if (verboseFlag == TRUE) {
+                               printf("%s %3d/%-d ", modeString(header.mode), header.uid, header.gid);
+                               if (header.type==CHRTYPE || header.type==BLKTYPE)
+                                       printf("%4d,%4d %s ", MAJOR(header.device), 
+                                                       MINOR(header.device), timeString(header.mtime));
+                               else
+                                       printf("%9ld %s ", header.size, timeString(header.mtime));
+                       }
+                       printf("%s", header.name);
+
+                       if (header.type==LNKTYPE)
+                               printf(" (link to \"%s\")", hp->linkName);
+                       else if (header.type==SYMTYPE)
+                               printf(" (symlink to \"%s\")", hp->linkName);
+                       printf("\n");
+                       continue;
+               }
 
                /* If we got here, we can be certain we have a legitimate 
                 * header to work with.  So work with it.  */
@@ -339,22 +353,20 @@ static int readTarFile(const char* tarName, int extractFlag, int listFlag,
                                        tarExtractRegularFile(&header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                        break;
                                }
-#if 0
-                       case Directory:
+                       case DIRTYPE:
                                tarExtractDirectory( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-                       case HardLink:
+                       case LNKTYPE:
                                tarExtractHardLink( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-                       case SymbolicLink:
+                       case SYMTYPE:
                                tarExtractSymLink( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-                       case CharacterDevice:
-                       case BlockDevice:
-                       case FIFO:
+                       case CHRTYPE:
+                       case BLKTYPE:
+                       case FIFOTYPE:
                                tarExtractSpecial( &header, extractFlag, listFlag, tostdoutFlag, verboseFlag);
                                break;
-#endif
                        default:
                                close( tarFd);
                                return( FALSE);
@@ -405,7 +417,9 @@ static long getOctal(const char *cp, int size)
 static int
 parseTarHeader(struct TarHeader *rawHeader, struct TarInfo *header)
 {
-       long major, minor, chksum, sum;
+       int i;
+       long chksum, sum;
+       unsigned char *s = (unsigned char *)rawHeader;
 
        header->name  = rawHeader->name;
        header->mode  = getOctal(rawHeader->mode, sizeof(rawHeader->mode));
@@ -423,10 +437,10 @@ parseTarHeader(struct TarHeader *rawHeader, struct TarInfo *header)
        sum = ' ' * sizeof(rawHeader->chksum);
        for ( i = TarChecksumOffset; i > 0; i-- )
                sum += *s++;
-       s += sizeof(h->chksum);       
-       for ( i = (512 - TarChecksumOffset - sizeof(h->chksum)); i > 0; i-- )
+       s += sizeof(rawHeader->chksum);       
+       for ( i = (512 - TarChecksumOffset - sizeof(rawHeader->chksum)); i > 0; i-- )
                sum += *s++;
-       if (sum == checksum )
+       if (sum == chksum )
                return ( TRUE);
        return( FALSE);
 }