135   int argn;  in parse_switches()  local
154   for (argn = 1; argn < argc; argn++) {  in parse_switches()
155     arg = argv[argn];  in parse_switches()
158       if (argn <= last_file_arg_seen) {  in parse_switches()
178       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
180       if (keymatch(argv[argn], "none", 1)) {  in parse_switches()
182       } else if (keymatch(argv[argn], "comments", 1)) {  in parse_switches()
184       } else if (keymatch(argv[argn], "all", 1)) {  in parse_switches()
192       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
195 	  ! jtransform_parse_crop_spec(&transformoption, argv[argn])) {  in parse_switches()
197 		progname, argv[argn]);  in parse_switches()
206       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
209 	  ! jtransform_parse_crop_spec(&transformoption, argv[argn]) ||  in parse_switches()
213 		progname, argv[argn]);  in parse_switches()
216       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
218       dropfilename = argv[argn];  in parse_switches()
238       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
240       if (keymatch(argv[argn], "horizontal", 1))  in parse_switches()
242       else if (keymatch(argv[argn], "vertical", 1))  in parse_switches()
260       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
262       if (sscanf(argv[argn], "%ld%c", &lval, &ch) < 1)  in parse_switches()
280       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
282       outfilename = argv[argn];	/* save it away for later use */  in parse_switches()
305       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
307       if (sscanf(argv[argn], "%ld%c", &lval, &ch) < 1)  in parse_switches()
321       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
323       if (keymatch(argv[argn], "90", 2))  in parse_switches()
325       else if (keymatch(argv[argn], "180", 3))  in parse_switches()
327       else if (keymatch(argv[argn], "270", 3))  in parse_switches()
334       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
336       scaleoption = argv[argn];  in parse_switches()
342       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
344       scansarg = argv[argn];  in parse_switches()
366       if (++argn >= argc)	/* advance to next argument */  in parse_switches()
369 	  ! jtransform_parse_crop_spec(&transformoption, argv[argn])) {  in parse_switches()
371 		progname, argv[argn]);  in parse_switches()
400   return argn;			/* return index of next arg (file name) */  in parse_switches()