From: Glenn L McGrath <bug1@ihug.co.nz>
Date: Thu, 12 Apr 2001 11:48:02 +0000 (-0000)
Subject: dpkg-deb -c works now
X-Git-Tag: 0_52~366
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=6785b51280d6b0c00e964e1e9b24ff05d92f5bcc;p=oweals%2Fbusybox.git

dpkg-deb -c works now
---

diff --git a/archival/dpkg_deb.c b/archival/dpkg_deb.c
index fbdb14e26..6653f2a7c 100644
--- a/archival/dpkg_deb.c
+++ b/archival/dpkg_deb.c
@@ -20,7 +20,7 @@
 
 extern int dpkg_deb_main(int argc, char **argv)
 {
-	char *target_dir = NULL;
+	char *target_dir;
 	int opt = 0;
 	int optflag = 0;	
 	
@@ -50,9 +50,10 @@ extern int dpkg_deb_main(int argc, char **argv)
 		}
 	}
 
-	if (((optind + 1 ) > argc) || (optflag == 0))  {
+	if (optind == argc)  {
 		show_usage();
 	}
+
 	switch (optflag) {
 		case (extract_control):
 		case (extract_extract):
@@ -60,13 +61,15 @@ extern int dpkg_deb_main(int argc, char **argv)
 			if ( (optind + 1) == argc ) {
 				target_dir = (char *) xmalloc(7);
 				strcpy(target_dir, "DEBIAN");
+			} else {
+				target_dir = (char *) xmalloc(strlen(argv[optind + 1]) + 1);
+				strcpy(target_dir, argv[optind + 1]);
 			}
 			break;
-		default: {
-			target_dir = (char *) xmalloc(strlen(argv[optind + 1]));
-			strcpy(target_dir, argv[optind + 1]);
-			}
+		default:
+			target_dir = NULL;
 	}
+
 	deb_extract(argv[optind], optflag, target_dir);
 /*	else if (optflag & dpkg_deb_info) {
 		extract_flag = TRUE;
diff --git a/dpkg_deb.c b/dpkg_deb.c
index fbdb14e26..6653f2a7c 100644
--- a/dpkg_deb.c
+++ b/dpkg_deb.c
@@ -20,7 +20,7 @@
 
 extern int dpkg_deb_main(int argc, char **argv)
 {
-	char *target_dir = NULL;
+	char *target_dir;
 	int opt = 0;
 	int optflag = 0;	
 	
@@ -50,9 +50,10 @@ extern int dpkg_deb_main(int argc, char **argv)
 		}
 	}
 
-	if (((optind + 1 ) > argc) || (optflag == 0))  {
+	if (optind == argc)  {
 		show_usage();
 	}
+
 	switch (optflag) {
 		case (extract_control):
 		case (extract_extract):
@@ -60,13 +61,15 @@ extern int dpkg_deb_main(int argc, char **argv)
 			if ( (optind + 1) == argc ) {
 				target_dir = (char *) xmalloc(7);
 				strcpy(target_dir, "DEBIAN");
+			} else {
+				target_dir = (char *) xmalloc(strlen(argv[optind + 1]) + 1);
+				strcpy(target_dir, argv[optind + 1]);
 			}
 			break;
-		default: {
-			target_dir = (char *) xmalloc(strlen(argv[optind + 1]));
-			strcpy(target_dir, argv[optind + 1]);
-			}
+		default:
+			target_dir = NULL;
 	}
+
 	deb_extract(argv[optind], optflag, target_dir);
 /*	else if (optflag & dpkg_deb_info) {
 		extract_flag = TRUE;
diff --git a/libbb/untar.c b/libbb/untar.c
index cb312d597..9f7bd303c 100644
--- a/libbb/untar.c
+++ b/libbb/untar.c
@@ -52,18 +52,16 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path)
 	size_t size;
 	mode_t mode;
 
-//	signal(SIGCHLD, child_died);
-
 	while (fread((char *) &raw_tar_header, 1, 512, src_tar_file) == 512) {
 		long sum = 0;
-		char *dir;
+		char *dir = NULL;
 
 		uncompressed_count += 512;
 
 		/* Check header has valid magic */
 		if (strncmp(raw_tar_header.magic, "ustar", 5) != 0) {
 			/* Put this pack after TODO (check child still alive) is done */
-//			error_msg("Invalid tar magic");
+			error_msg("Invalid tar magic");
 			break;
 		}
 
@@ -111,11 +109,16 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path)
 
 		}
 */
-		/* extract files */
-		dir = xmalloc(strlen(raw_tar_header.name) + strlen(base_path) + 2);
+		if (untar_function & (extract_verbose_extract | extract_contents)) {
+			printf("%s\n", raw_tar_header.name);
+		}
 
-		sprintf(dir, "%s/%s", base_path, raw_tar_header.name);
-		create_path(dir, 0777);
+		/* extract files */
+		if (base_path != NULL) {
+			dir = xmalloc(strlen(raw_tar_header.name) + strlen(base_path) + 2);
+			sprintf(dir, "%s/%s", base_path, raw_tar_header.name);
+			create_path(dir, 0777);
+		}
 		switch (raw_tar_header.typeflag ) {
 			case '0':
 			case '\0':
@@ -124,8 +127,6 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path)
 				 */
 				if (raw_tar_header.name[strlen(raw_tar_header.name)-1] != '/') {
 					switch (untar_function) {
-						case (extract_verbose_extract):
-							printf("%s\n", raw_tar_header.name);
 						case (extract_extract): {
 								FILE *dst_file = wfopen(dir, "w");
 								copy_file_chunk(src_tar_file, dst_file, size);
@@ -143,17 +144,12 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path)
 					break;
 				}
 			case '5':
-				switch (untar_function) {
-					case (extract_verbose_extract):
-						printf("%s\n", raw_tar_header.name);
-					case  (extract_extract):
-						if (create_path(dir, mode) != TRUE) {
-							free(dir);
-							perror_msg("%s: Cannot mkdir", raw_tar_header.name); 
-							return(EXIT_FAILURE);
-						}
-						break;
-					default:
+				if (untar_function & (extract_extract | extract_verbose_extract)) {
+					if (create_path(dir, mode) != TRUE) {
+						free(dir);
+						perror_msg("%s: Cannot mkdir", raw_tar_header.name); 
+						return(EXIT_FAILURE);
+					}
 				}
 				break;
 			case '1':
@@ -185,7 +181,7 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path)
 				free(dir);
 				return(EXIT_FAILURE);
 		}
-		free(dir);
+//		free(dir);
 	}
 	return(EXIT_SUCCESS);
 }