1 files changed, 56 insertions, 0 deletions
diff --git a/src/3rdparty/autotrace/cmdline.h b/src/3rdparty/autotrace/cmdline.h
new file mode 100644
index 0000000..160a389
--- /dev/null
+++ b/src/3rdparty/autotrace/cmdline.h
@@ -0,0 +1,56 @@
+/* cmdline.h: macros to help process command-line arguments. */
+
+#ifndef CMDLINE_H
+#define CMDLINE_H
+
+#include "getopt.h"
+#include "types.h"
+#include <string.h>
+
+/* Test whether getopt found an option ``A''.
+   Assumes the option index is in the variable `option_index', and the
+   option table in a variable `long_options'.  */
+
+#define ARGUMENT_IS(a) (long_options[option_index].name != NULL && a != NULL && 0 == strcasecmp(long_options[option_index].name, a))
+
+/* Perform common actions at the end of parsing the arguments.  Assumes
+   lots of variables: `printed_version', a boolean for whether the
+   version number has been printed; `optind', the current option index;
+   `argc'; `argv'.  */
+
+#define FINISH_COMMAND_LINE()						\
+  do									\
+    {									\
+      /* Just wanted to know the version number?  */			\
+      if (printed_version && optind == argc) exit (0);			\
+                                                                        \
+      /* Exactly one (non-empty) argument left?  */			\
+      if (optind + 1 == argc && *argv[optind] != 0)			\
+        {								\
+          return (argv[optind]);					\
+        }								\
+      else								\
+        {								\
+          fprintf (stderr, "Usage: %s [options] <image_name>.\n", argv[0]);\
+          fprintf (stderr, "(%s.)\n", optind == argc ? "Missing <image_name>"\
+                                      : "Too many <image_name>s");	\
+          fputs ("For more information, use ``-help''.\n", stderr);	\
+          exit (1);							\
+        }								\
+      return NULL; /* stop warnings */					\
+    }									\
+  while (0)
+
+#define GETOPT_USAGE \
+"  You can use `--' or `-' to start an option.\n\
+  You can use any unambiguous abbreviation for an option name.\n\
+  You can separate option names and values with `=' or ` '.\n\
+"
+
+/* What to pass to `strtok' to separate different arguments to an
+   option, as in `-option=arg1,arg2,arg3'.  It is useful to allow
+   whitespace as well so that the option value can come from a file, via
+   the shell construct "`cat file`" (including the quotes).  */
+#define ARG_SEP ", \t\n"
+
+#endif /* not CMDLINE_H */