Fix paths issue when fetching .phpdbginit under Windows

Author: bwoebi

sapi/phpdbg/phpdbg_prompt.c

@@ -346,9 +346,12 @@ void phpdbg_init(char *init_file, size_t init_file_len, zend_bool use_default) /
 {
 	if (!init_file && use_default) {
 		char *scan_dir = getenv("PHP_INI_SCAN_DIR");
+		char *sys_ini;
 		int i;
 
-		phpdbg_try_file_init(PHPDBG_STRL(PHP_CONFIG_FILE_PATH "/" PHPDBG_INIT_FILENAME), 0);
+		asprintf(&sys_ini, "%s/" PHPDBG_INIT_FILENAME, PHP_CONFIG_FILE_PATH);
+		phpdbg_try_file_init(sys_ini, strlen(sys_ini), 0);
+		free(sys_ini);
 
 		if (!scan_dir) {
 			scan_dir = PHP_CONFIG_FILE_SCAN_DIR;

win32/build/config.w32.h.in

@@ -10,7 +10,7 @@
 #define NTDDI_VERSION  0x06000100
 
 /* Default PHP / PEAR directories */
-#define PHP_CONFIG_FILE_PATH (getenv("SystemRoot"))?getenv("SystemRoot"):""
+#define PHP_CONFIG_FILE_PATH (getenv("SystemRoot")?getenv("SystemRoot"):"")
 #define CONFIGURATION_FILE_PATH "php.ini"
 #define PEAR_INSTALLDIR "@PREFIX@\\pear"
 #define PHP_BINDIR "@PREFIX@"