Address a few compiler warnings

Change-Id: I6e063fba8d58c8c53da6bca6292c84e3392aee50

install.cpp

@@ -219,7 +219,7 @@ really_install_package(const char *path, int* wipe_cache, bool needs_mount)
     ui->Print("Verifying update package...\n");
 
     int err;
-    err = verify_file(map.addr, map.length, loadedKeys, numKeys);
+    err = verify_file(map.addr, map.length);
     free(loadedKeys);
     LOGI("verify_file returned %d\n", err);
     if (err != VERIFY_SUCCESS) {

libtar/block.c

@@ -11,7 +11,7 @@
 */
 
 #include <internal.h>
-
+#include <stdio.h>
 #include <errno.h>
 
 #ifdef STDC_HEADERS

minuitwrp/graphics_utils.c

@@ -15,6 +15,7 @@
  */
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <png.h>
 #include <pixelflinger/pixelflinger.h>
 #include <linux/fb.h>

partition.cpp

@@ -1386,7 +1386,7 @@ bool TWPartition::Wipe_Encryption() {
 	if (Is_Decrypted) {
 		if (!UnMount(true))
 			return false;
-		if (delete_crypto_blk_dev("userdata") != 0) {
+		if (delete_crypto_blk_dev((char*)("userdata")) != 0) {
 			LOGERR("Error deleting crypto block device, continuing anyway.\n");
 		}
 	}

partitionmanager.cpp

@@ -634,7 +634,7 @@ void TWPartitionManager::Clean_Backup_Folder(string Backup_Folder) {
 		return;
 	}
 
-	while (p = readdir(d)) {
+	while ((p = readdir(d))) {
 		if (!strcmp(p->d_name, ".") || !strcmp(p->d_name, ".."))
 			continue;
 
@@ -675,7 +675,7 @@ int TWPartitionManager::Cancel_Backup() {
 }
 
 int TWPartitionManager::Run_Backup(void) {
-	int check, do_md5, partition_count, disable_free_space_check = 0;
+	int check, do_md5, partition_count = 0, disable_free_space_check = 0;
 	string Backup_Folder, Backup_Name, Full_Backup_Path, Backup_List, backup_path;
 	unsigned long long total_bytes = 0, file_bytes = 0, img_bytes = 0, free_space = 0, img_bytes_remaining, file_bytes_remaining, subpart_size;
 	unsigned long img_time = 0, file_time = 0;

twrpDigest.cpp

@@ -86,7 +86,7 @@ int twrpDigest::write_md5digest(void) {
 }
 
 int twrpDigest::read_md5digest(void) {
-	int i = 0;
+	size_t i = 0;
 	bool foundMd5File = false;
 	string md5file = "";
 	vector<string> md5ext;

twrpTar.cpp

@@ -1263,7 +1263,7 @@ int twrpTar::closeTar() {
 
 int twrpTar::removeEOT(string tarFile) {
 	char* charTarFile = (char*) tarFile.c_str();
-	off_t tarFileEnd;
+	off_t tarFileEnd = 0;
 	while (th_read(t) == 0) {
 		if (TH_ISREG(t))
 			tar_skip_regfile(t);
@@ -1271,7 +1271,7 @@ int twrpTar::removeEOT(string tarFile) {
 	}
 	if (tar_close(t) == -1)
 		return -1;
-	if (truncate(charTarFile, tarFileEnd) == -1)
+	if (tarFileEnd > 0 && truncate(charTarFile, tarFileEnd) == -1)
 		return -1;
 	return 0;
 }