--- busybox-1.4.0/archival/tar.c	Fri Jan 19 22:23:02 2007
+++ busybox-1.4.0-tar/archival/tar.c	Wed Jan 24 21:32:00 2007
@@ -23,10 +23,10 @@
  * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  */
 
-#include "busybox.h"
-#include "unarchive.h"
 #include <fnmatch.h>
 #include <getopt.h>
+#include "busybox.h"
+#include "unarchive.h"
 
 #if ENABLE_FEATURE_TAR_CREATE
 
@@ -37,6 +37,7 @@
 /* POSIX tar Header Block, from POSIX 1003.1-1990  */
 #define NAME_SIZE      100
 #define NAME_SIZE_STR "100"
+typedef struct TarHeader TarHeader;
 struct TarHeader {		  /* byte offset */
 	char name[NAME_SIZE];     /*   0-99 */
 	char mode[8];             /* 100-107 */
@@ -56,7 +57,6 @@
 	char prefix[155];         /* 345-499 */
 	char padding[12];         /* 500-512 (pad to exactly the TAR_BLOCK_SIZE) */
 };
-typedef struct TarHeader TarHeader;
 
 /*
 ** writeTarFile(), writeFileToTarball(), and writeTarHeader() are
@@ -73,6 +73,7 @@
 };
 
 /* Some info to be carried along when creating a new tarball */
+typedef struct TarBallInfo TarBallInfo;
 struct TarBallInfo {
 	int tarFd;				/* Open-for-write file descriptor
 							   for the tarball */
@@ -85,7 +86,6 @@
 	HardLinkInfo *hlInfoHead;	/* Hard Link Tracking Information */
 	HardLinkInfo *hlInfo;	/* Hard Link Info for the current file */
 };
-typedef struct TarBallInfo TarBallInfo;
 
 /* A nice enum with all the possible tar file content types */
 enum TarFileType {
@@ -348,7 +348,7 @@
 	return TRUE;
 }
 
-# if ENABLE_FEATURE_TAR_FROM
+#if ENABLE_FEATURE_TAR_FROM
 static int exclude_file(const llist_t *excluded_files, const char *file)
 {
 	while (excluded_files) {
@@ -371,12 +371,12 @@
 
 	return 0;
 }
-# else
+#else
 #define exclude_file(excluded_files, file) 0
-# endif
+#endif
 
 static int writeFileToTarball(const char *fileName, struct stat *statbuf,
-			void *userData, int depth)
+			void *userData, int depth ATTRIBUTE_UNUSED)
 {
 	struct TarBallInfo *tbInfo = (struct TarBallInfo *) userData;
 	const char *header_name;
@@ -509,14 +509,14 @@
 		if (pipe(gzipDataPipe) < 0 || pipe(gzipStatusPipe) < 0)
 			bb_perror_msg_and_die("pipe");
 
-		signal(SIGPIPE, SIG_IGN);	/* we only want EPIPE on errors */
+		signal(SIGPIPE, SIG_IGN); /* we only want EPIPE on errors */
 
-# if __GNUC__
+#if defined(__GNUC__) && __GNUC__
 		/* Avoid vfork clobbering */
 		(void) &include;
 		(void) &errorFlag;
 		(void) &zip_exec;
-# endif
+#endif
 
 		gzipPid = vfork();
 
@@ -600,7 +600,7 @@
 int writeTarFile(const int tar_fd, const int verboseFlag,
 	const unsigned long dereferenceFlag, const llist_t *include,
 	const llist_t *exclude, const int gzip);
-#endif	/* tar_create */
+#endif /* FEATURE_TAR_CREATE */
 
 #if ENABLE_FEATURE_TAR_FROM
 static llist_t *append_file_list_to_list(llist_t *list)
@@ -628,7 +628,7 @@
 	return newlist;
 }
 #else
-#define append_file_list_to_list(x)	0
+#define append_file_list_to_list(x) 0
 #endif
 
 #if ENABLE_FEATURE_TAR_COMPRESS
@@ -653,7 +653,7 @@
 	return EXIT_FAILURE;
 }
 #else
-#define get_header_tar_Z	0
+#define get_header_tar_Z NULL
 #endif
 
 #ifdef CHECK_FOR_CHILD_EXITCODE