p9y

[awesomized/libmemcached] / src / p9y / getopt.hpp

diff --git a/src/p9y/getopt.hpp b/src/p9y/getopt.hpp
new file mode 100644 (file)
index 0000000..f449d60
--- /dev/null
+++ b/src/p9y/getopt.hpp
@@ -0,0 +1,42 @@
+#pragma once
+
+#include "mem_config.h"
+
+#ifdef HAVE_GETOPT_H
+#  include <getopt.h>
+#else
+
+#  ifdef __cplusplus
+extern "C" {
+#  endif
+
+extern int opterr;    /* if error message should be printed */
+extern int optind;    /* index into parent argv vector */
+extern char *optarg;  /* argument associated with option */
+
+struct option    /* specification for a long form option...  */
+{
+  const char *name;       /* option name, without leading hyphens */
+  int         has_arg;    /* does it take an argument?    */
+  int        *flag;       /* where to save its status, or NULL  */
+  int         val;        /* its associated status value    */
+};
+
+enum            /* permitted values for its `has_arg' field...  */
+{
+  no_argument = 0,        /* option never takes an argument  */
+  required_argument,      /* option always requires an argument  */
+  optional_argument       /* option may take an argument    */
+};
+
+int getopt(int nargc, char * const *nargv, const char *options);
+int getopt_long(int nargc, char * const *nargv, const char *options,
+    const struct option *long_options, int *idx);
+int getopt_long_only(int nargc, char * const *nargv, const char *options,
+    const struct option *long_options, int *idx);
+
+#  ifdef __cplusplus
+}
+#  endif
+
+#endif // HAVE_GETOPT_H