Fixed bug #73904 php-cgi fails to load -c specified php.ini file

sapi/cgi/cgi_main.c

@@ -2102,9 +2102,9 @@ consult the installation file that came with this distribution, or visit \n\
 
 #else
 		if (children) {
-			char *cmd_line;
+			wchar_t *cmd_line_tmp, cmd_line[PHP_WIN32_IOUTIL_MAXPATHLEN];
+			size_t cmd_line_len;
 			char kid_buf[16];
-			char my_name[MAX_PATH] = {0};
 			int i;
 
 			ZeroMemory(&kid_cgi_ps, sizeof(kid_cgi_ps));
@@ -2115,8 +2115,25 @@ consult the installation file that came with this distribution, or visit \n\
 			/* kids will inherit the env, don't let them spawn */
 			SetEnvironmentVariable("PHP_FCGI_CHILDREN", NULL);
 
-			GetModuleFileName(NULL, my_name, MAX_PATH);
-			cmd_line = my_name;
+			/* The current command line is used as is. This should normally be no issue,
+				even if there were some I/O redirection. If some issues turn out, an
+				extra parsing might be needed here. */
+			cmd_line_tmp = GetCommandLineW();
+			if (!cmd_line_tmp) {
+				DWORD err = GetLastError();
+				char *err_text = php_win32_error_to_msg(err);
+
+				fprintf(stderr, "unable to get current command line: [0x%08lx]: %s\n", err, err_text);
+
+				goto parent_out;
+			}
+
+			cmd_line_len = wcslen(cmd_line_tmp);
+			if (cmd_line_len > sizeof(cmd_line) - 1) {
+				fprintf(stderr, "command line is too long\n");
+				goto parent_out;
+			}
+			memmove(cmd_line, cmd_line_tmp, (cmd_line_len + 1)*sizeof(wchar_t));
 
 			job = CreateJobObject(NULL, NULL);
 			if (!job) {
@@ -2152,7 +2169,7 @@ consult the installation file that came with this distribution, or visit \n\
 				i = kids;
 				while (0 < i--) {
 					PROCESS_INFORMATION pi;
-					STARTUPINFO si;
+					STARTUPINFOW si;
 
 					if (NULL != kid_cgi_ps[i]) {
 						continue;
@@ -2167,7 +2184,7 @@ consult the installation file that came with this distribution, or visit \n\
 					si.hStdInput  = (HANDLE)_get_osfhandle(fcgi_fd);
 					si.hStdError  = INVALID_HANDLE_VALUE;
 
-					if (CreateProcess(NULL, cmd_line, NULL, NULL, TRUE, CREATE_NO_WINDOW, NULL, NULL, &si, &pi)) {
+					if (CreateProcessW(NULL, cmd_line, NULL, NULL, TRUE, CREATE_NO_WINDOW, NULL, NULL, &si, &pi)) {
 						kid_cgi_ps[i] = pi.hProcess;
 						if (!AssignProcessToJobObject(job, pi.hProcess)) {
 							DWORD err = GetLastError();