diff/src/diff.c

61 static void try_help (char const *, char const *) __attribute__((noreturn));
324 		  try_help ("invalid context length `%s'", optarg);
407 	    try_help ("pagination not supported on this host", 0);
505 	    try_help ("invalid width `%s'", optarg);
533 	    try_help ("invalid horizon length `%s'", optarg);
580 	    try_help ("invalid tabsize `%s'", optarg);
611 	  try_help (0, 0);
658 	      try_help (0, 0);
668 	      try_help (0, 0);
764 		try_help ("missing operand after `%s'", argv[argc - 1]);
766 		try_help ("extra operand `%s'", argv[optind + 2]);
843 try_help (char const *reason_msgid, char const *operand)
982       try_help (0, 0);