Don't backup or delete the backup file, if it's in the backup path. (0ba48a54) · Commits · e / os / android_frameworks_base

cmds/rawbu/backup.cpp

+19 −3

Original line number	Diff line number	Diff line
		@@ -38,6 +38,7 @@ static char nameBuffer[PATH_MAX];
		static struct stat statBuffer;

		static char copyBuffer[8192];
		static char *backupFilePath = NULL;

		static uint32_t inputFileVersion;

		@@ -152,6 +153,10 @@ static int wipe (const char *path)
		strcat(nameBuffer, "/");

		} else {
		// Don't delete the backup file
		if (backupFilePath && strcmp(backupFilePath, nameBuffer) == 0) {
		continue;
		}
		ret = unlink(nameBuffer);

		if (ret != 0) {
		@@ -279,7 +284,7 @@ static int backup_dir(FILE* fh, const char* srcPath)
		continue;
		}

		if (fullPath == NULL) {
		if (fullPath != NULL) {
		free(fullPath);
		}
		fullPath = (char*)malloc(srcLen + strlen(de->d_name) + 2);
		@@ -320,8 +325,13 @@ static int backup_dir(FILE* fh, const char* srcPath)
		goto done;
		}
		} else if (S_ISREG(statBuffer.st_mode)) {
		// Skip the backup file
		if (backupFilePath && strcmp(fullPath, backupFilePath) == 0) {
		printf("Skipping backup file %s...\n", backupFilePath);
		continue;
		} else {
		printf("Saving file %s...\n", fullPath);

		}
		if (write_header(fh, TYPE_FILE, fullPath, &statBuffer) == 0) {
		result = 0;
		goto done;
		@@ -373,6 +383,9 @@ static int backup_data(const char* destPath)

		printf("Backing up /data to %s...\n", destPath);

		// The path that shouldn't be backed up
		backupFilePath = strdup(destPath);

		if (!write_int32(fh, FILE_VERSION)) goto done;
		if (!write_int32(fh, opt_backupAll)) goto done;
		if (!backup_dir(fh, "/data")) goto done;
		@@ -510,6 +523,9 @@ static int restore_data(const char* srcPath)
		opt_backupAll = 0;
		}

		// The path that shouldn't be deleted
		backupFilePath = strdup(srcPath);

		printf("Wiping contents of /data...\n");
		if (!wipe("/data")) {
		goto done;