+/* Shorts options. */
+static char const short_options[] = "yvegxdhr:L:ltknVo:b:p:S:T::W";
+
+/* Values for long options that do not have single-letter equivalents. */
+enum
+{
+ LOCATIONS_OPTION = CHAR_MAX + 1,
+ PRINT_LOCALEDIR_OPTION,
+ PRINT_DATADIR_OPTION,
+ REPORT_FILE_OPTION
+};
+
+static struct option const long_options[] =
+{
+ /* Operation modes. */
+ { "help", no_argument, 0, 'h' },
+ { "version", no_argument, 0, 'V' },
+ { "print-localedir", no_argument, 0, PRINT_LOCALEDIR_OPTION },
+ { "print-datadir", no_argument, 0, PRINT_DATADIR_OPTION },
+ { "warnings", optional_argument, 0, 'W' },
+
+ /* Parser. */
+ { "name-prefix", required_argument, 0, 'p' },
+ { "include", required_argument, 0, 'I' },
+
+ /* Output. */
+ { "file-prefix", required_argument, 0, 'b' },
+ { "output", required_argument, 0, 'o' },
+ { "output-file", required_argument, 0, 'o' },
+ { "graph", optional_argument, 0, 'g' },
+ { "xml", optional_argument, 0, 'x' },
+ { "report", required_argument, 0, 'r' },
+ { "report-file", required_argument, 0, REPORT_FILE_OPTION },
+ { "verbose", no_argument, 0, 'v' },
+
+ /* Hidden. */
+ { "trace", optional_argument, 0, 'T' },
+
+ /* Output. */
+ { "defines", optional_argument, 0, 'd' },
+
+ /* Operation modes. */
+ { "fixed-output-files", no_argument, 0, 'y' },
+ { "yacc", no_argument, 0, 'y' },
+
+ /* Parser. */
+ { "debug", no_argument, 0, 't' },
+ { "locations", no_argument, 0, LOCATIONS_OPTION },
+ { "no-lines", no_argument, 0, 'l' },
+ { "raw", no_argument, 0, 0 },
+ { "skeleton", required_argument, 0, 'S' },
+ { "language", required_argument, 0, 'L' },
+ { "token-table", no_argument, 0, 'k' },
+
+ {0, 0, 0, 0}
+};
+