Initialize variable with fixed value for avoiding compile warnings

Author: laruence

ext/phar/phar.c

@@ -667,7 +667,7 @@ static int phar_parse_pharfile(php_stream *fp, char *fname, int fname_len, char
 	php_uint32 manifest_len, manifest_count, manifest_flags, manifest_index, tmp_len, sig_flags;
 	php_uint16 manifest_ver;
 	long offset;
-	int register_alias, sig_len, temp_alias = 0;
+	int sig_len, register_alias = 0, temp_alias = 0;
 	char *signature = NULL;
 
 	if (pphar) {
@@ -3391,6 +3391,7 @@ static zend_op_array *phar_compile_file(zend_file_handle *file_handle, int type
 		res = phar_orig_compile_file(file_handle, type TSRMLS_CC);
 	} zend_catch {
 		failed = 1;
+		res = NULL;
 	} zend_end_try();
 
 	if (name) {

ext/phar/phar_object.c

@@ -663,7 +663,7 @@ PHP_METHOD(Phar, webPhar)
 	const char *basename;
 	int fname_len, entry_len, code, index_php_len = 0, not_cgi;
 	phar_archive_data *phar = NULL;
-	phar_entry_info *info;
+	phar_entry_info *info = NULL;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!s!saz", &alias, &alias_len, &index_php, &index_php_len, &f404, &f404_len, &mimeoverride, &rewrite) == FAILURE) {
 		return;
@@ -890,7 +890,7 @@ PHP_METHOD(Phar, webPhar)
 
 			zend_bailout();
 		} else {
-			char *tmp, sa;
+			char *tmp = NULL, sa = '\0';
 			sapi_header_line ctr = {0};
 			ctr.response_code = 301;
 			ctr.line_len = sizeof("HTTP/1.1 301 Moved Permanently")+1;

ext/phar/util.c

@@ -124,7 +124,7 @@ php_stream *phar_get_efp(phar_entry_info *entry, int follow_links TSRMLS_DC) /*
 int phar_seek_efp(phar_entry_info *entry, off_t offset, int whence, off_t position, int follow_links TSRMLS_DC) /* {{{ */
 {
 	php_stream *fp = phar_get_efp(entry, follow_links TSRMLS_CC);
-	off_t temp = 0, eoffset = 0;
+	off_t temp, eoffset;
 
 	if (!fp) {
 		return -1;
@@ -154,6 +154,8 @@ int phar_seek_efp(phar_entry_info *entry, off_t offset, int whence, off_t positi
 		case SEEK_SET:
 			temp = eoffset + offset;
 			break;
+		default:
+			temp = 0;
 	}
 
 	if (temp > eoffset + (off_t) entry->uncompressed_filesize) {
@@ -1203,7 +1205,7 @@ int phar_get_archive(phar_archive_data **archive, char *fname, int fname_len, ch
 	phar_archive_data *fd, **fd_ptr;
 	char *my_realpath, *save;
 	int save_len;
-	ulong fhash, ahash;
+	ulong fhash, ahash = 0;
 
 	phar_request_initialize(TSRMLS_C);