MSVC build fix & buildsystem overhaul

ext/ultragetopt/ultragetopt.h

@@ -0,0 +1,105 @@
+
+/* define ULTRAGETOPT_REPLACE_GETOPT for ultragetopt*() to replace getopt*() */
+/* define ULTRAGETOPT_ONLY_DOS for ultragetopt*_dos() to replace ultragetopt*() */
+
+#ifndef INCLUDED_GETOPT_H
+#define INCLUDED_GETOPT_H 1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ULTRAGETOPT_REPLACE_GETOPT
+#define ULTRAGETOPT_LIKE_GNU
+#define ULTRAGETOPT_LINKAGE	extern
+
+/* Flag values to pass to getopt_tunable() */
+#define UGO_CASEINSENSITIVE 	0x1
+#define UGO_SINGLELEADERLONG	0x2
+#define UGO_OPTIONPERMUTE	    0x4
+#define UGO_NONOPTARG		    0x8
+#define UGO_NOPRINTERR		    0x10
+#define UGO_OPTIONALARG		    0x20
+#define UGO_MISSINGCOLON	    0x40
+#define UGO_SEPARATEDOPTIONAL	0x80
+#define UGO_SHORTOPTASSIGN	    0x100
+#define UGO_NOEATDASHDASH	    0x200
+#define UGO_LONGOPTADJACENT	    0x400
+#define UGO_HYPHENARG		    0x800
+#define UGO_SINGLELEADERONLY	0x1000
+
+#ifndef required_argument
+# define no_argument 0
+# define required_argument 1
+# define optional_argument 2
+
+struct option {
+    const char *name;	/* Name of the option */
+    int has_arg;	/* Does the option take an argument? */
+    int *flag;		/* Location to store val when option encountered */
+    int val;		/* Value to return (or store in flag) for option */
+};
+#endif /* required_argument */
+
+ULTRAGETOPT_LINKAGE char *ultraoptarg;
+ULTRAGETOPT_LINKAGE int ultraoptind, ultraopterr, ultraoptopt, ultraoptreset;
+
+ULTRAGETOPT_LINKAGE int ultragetopt(int argc, char *const argv[],
+	const char *optstring);
+
+ULTRAGETOPT_LINKAGE int ultragetopt_long(int argc, char *const argv[],
+	const char *shortopts, const struct option *longopts, int *indexptr);
+
+ULTRAGETOPT_LINKAGE int ultragetopt_long_only(int argc, char *const argv[],
+	const char *shortopts, const struct option *longopts, int *indexptr);
+
+ULTRAGETOPT_LINKAGE int ultragetopt_dos(int argc, char * const argv[],
+	const char *optstring);
+
+ULTRAGETOPT_LINKAGE int ultragetopt_long_dos(int argc, char *const argv[],
+	const char *shortopts, const struct option *longopts, int *indexptr);
+
+/* Getopt with modifiable (tunable) behavior - also the backend for all other
+ * getopt functions.
+ * assigners - string of characters accepted to assign to an option
+ *	       (e.g. --outfile=file.txt where '=' is the assigner)
+ * optleaders - string of characters that indicate an option
+ *	        (usually "-" on UNIX, "/" on DOS)
+ * flags - see README for list of accepted flags
+ */
+ULTRAGETOPT_LINKAGE int ultragetopt_tunable(int argc, char *const argv[],
+	const char *shortopts, const struct option *longopts, int *indexptr,
+	const char *assigners, const char *optleaders, int flags);
+
+#ifdef ULTRAGETOPT_REPLACE_GETOPT
+# define optarg ultraoptarg
+# define optind ultraoptind
+# define opterr ultraopterr
+# define optopt ultraoptopt
+# define optreset ultraoptreset
+# define getopt(argc, argv, optstring) \
+	 ultragetopt(argc, argv, optstring)
+# define getopt_long(argc, argv, shortopts, longopts, indexptr) \
+	 ultragetopt_long(argc, argv, shortopts, longopts, indexptr)
+# define getopt_long_only(argc, argv, shortopts, longopts, indexptr) \
+	 ultragetopt_long_only(argc, argv, shortopts, longopts, indexptr)
+# define getopt_dos(argc, argv, optstring) \
+	 ultragetopt_dos(argc, argv, optstring)
+# define getopt_long_dos(argc, argv, shortopts, longopts, indexptr) \
+	 ultragetopt_long_dos(argc, argv, shortopts, longopts, indexptr)
+#endif /* GETOPT_NO_EXTENSIONS */
+
+#ifdef ULTRAGETOPT_DOS_ONLY
+# define ultragetopt(argc, argv, optstring) \
+	 ultragetopt_dos(argc, argv, optstring)
+# define ultragetopt_long(argc, argv, shortopts, longopts, indexptr) \
+	 ultragetopt_long_dos(argc, argv, shortopts, longopts, indexptr)
+# define ultragetopt_long_only(argc, argv, shortopts, longopts, indexptr) \
+	 ultragetopt_long_dos(argc, argv, shortopts, longopts, indexptr)
+#endif /* ULTRAGETOPT_DOS_ONLY */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* INCLUDED_GETOPT_H */