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-rw-r--r--src/3rdparty/autotrace/cmdline.h56
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diff --git a/src/3rdparty/autotrace/cmdline.h b/src/3rdparty/autotrace/cmdline.h
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+++ b/src/3rdparty/autotrace/cmdline.h
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+/* 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 */