MFH: - Add support for optional values

MFH: - Add support for = as seperator

Author: bjori

ext/standard/basic_functions.c

@@ -4532,6 +4532,10 @@ static int parse_opts(char * opts, opt_struct ** result)
 		paras->opt_name = NULL;
 		if (paras->need_param == 1) {
 			opts++;
+			if (*opts == ':') {
+				paras->need_param++;
+				opts++;
+			}
 		}
 		paras++;
 	}

ext/standard/tests/general_functions/getopt_004.phpt

@@ -0,0 +1,29 @@
+--TEST--
+getopt#004 (Optional values)
+--ARGS--
+-v -v1 -v=10 --v --v=100
+--INI--
+register_argc_argv=On
+variables_order=GPS
+--FILE--
+<?php
+	var_dump(getopt("v::", array("v::")));
+?>
+--EXPECT--
+array(1) {
+  ["v"]=>
+  array(5) {
+    [0]=>
+    bool(false)
+    [1]=>
+    string(1) "1"
+    [2]=>
+    string(2) "10"
+    [3]=>
+    bool(false)
+    [4]=>
+    string(3) "100"
+  }
+}
+
+

ext/standard/tests/general_functions/getopt_005.phpt

@@ -0,0 +1,32 @@
+--TEST--
+getopt#005 (Required values)
+--ARGS--
+--arg value --arg=value -avalue -a=value -a value
+--INI--
+register_argc_argv=On
+variables_order=GPS
+--FILE--
+<?php
+	var_dump(getopt("a:", array("arg:")));
+?>
+--EXPECT--
+array(2) {
+  ["arg"]=>
+  array(2) {
+    [0]=>
+    string(5) "value"
+    [1]=>
+    string(5) "value"
+  }
+  ["a"]=>
+  array(3) {
+    [0]=>
+    string(5) "value"
+    [1]=>
+    string(5) "value"
+    [2]=>
+    string(5) "value"
+  }
+}
+
+

main/getopt.c

@@ -80,24 +80,36 @@ PHPAPI int php_getopt(int argc, char* const *argv, const opt_struct opts[], char
 		}
 	}
 	if ((argv[*optind][0] == '-') && (argv[*optind][1] == '-')) {
+		char *pos;
+		int arg_end = strlen(argv[*optind])-1;
+
 		/* '--' indicates end of args if not followed by a known long option name */
 		if (argv[*optind][2] == '\0') {
 			(*optind)++;
 			return(EOF);
 		}
 
+		arg_start = 2;
+
+		/* Check for <arg>=<val> */
+		if ((pos = php_memnstr(&argv[*optind][arg_start], "=", 1, argv[*optind]+arg_end)) != NULL) {
+			arg_end = pos-&argv[*optind][arg_start];
+			arg_start++;
+		}
+ 
+
 		while (1) {
 			php_optidx++;
 			if (opts[php_optidx].opt_char == '-') {
 				(*optind)++;
 				return(php_opt_error(argc, argv, *optind-1, optchr, OPTERRARG, show_err));
-			} else if (opts[php_optidx].opt_name && !strcmp(&argv[*optind][2], opts[php_optidx].opt_name)) {
+			} else if (opts[php_optidx].opt_name && !strncmp(&argv[*optind][2], opts[php_optidx].opt_name, arg_end)) {
 				break;
 			}
 		}
 		optchr = 0;
 		dash = 0;
-		arg_start = 2 + strlen(opts[php_optidx].opt_name);
+		arg_start += strlen(opts[php_optidx].opt_name);
 	} else {
 		if (!dash) {
 			dash = 1;
@@ -133,14 +145,23 @@ PHPAPI int php_getopt(int argc, char* const *argv, const opt_struct opts[], char
 	}
 	if (opts[php_optidx].need_param) {
 		/* Check for cases where the value of the argument
-		is in the form -<arg> <val> or in the form -<arg><val> */
+		is in the form -<arg> <val>, -<arg>=<varl> or -<arg><val> */
 		dash = 0;
 		if (!argv[*optind][arg_start]) {
 			(*optind)++;
 			if (*optind == argc) {
-				return(php_opt_error(argc, argv, *optind-1, optchr, OPTERRARG, show_err));
-			}
-			*optarg = argv[(*optind)++];
+				/* Was the value required or is it optional? */
+				if (opts[php_optidx].need_param == 1) {
+					return(php_opt_error(argc, argv, *optind-1, optchr, OPTERRARG, show_err));
+				}
+			/* Optional value is not supported with -<arg> <val> style */
+			} else if (opts[php_optidx].need_param == 1) {
+				*optarg = argv[(*optind)++];
+ 			}
+		} else if (argv[*optind][arg_start] == '=') {
+			arg_start++;
+			*optarg = &argv[*optind][arg_start];
+			(*optind)++;
 		} else {
 			*optarg = &argv[*optind][arg_start];
 			(*optind)++;