79   if (toys.optflags & FLAG_y) return;  in confirm()
181   if (toys.optflags & FLAG_l) {  in i2cdetect_main()
182     if (toys.optc) error_exit("-l doesn't take arguments");  in i2cdetect_main()
184   } else if (toys.optflags & FLAG_F) {  in i2cdetect_main()
185     if (toys.optc != 1) error_exit("-F BUS");  in i2cdetect_main()
186     i2cdetect_dash_F(atolx_range(*toys.optargs, 0, INT_MAX));  in i2cdetect_main()
190     if (toys.optflags & FLAG_a) {  in i2cdetect_main()
195     if (toys.optc != 1 && toys.optc != 3) error_exit("bad args");  in i2cdetect_main()
196     bus = atolx_range(*toys.optargs, 0, INT_MAX);  in i2cdetect_main()
197     if (toys.optc == 3) {  in i2cdetect_main()
198       first = atolx_range(toys.optargs[1], 0, 0x7f);  in i2cdetect_main()
199       last = atolx_range(toys.optargs[1], 0, 0x7f);  in i2cdetect_main()
235   int bus = atolx_range(toys.optargs[0], 0, INT_MAX);  in i2cdump_main()
236   int chip = atolx_range(toys.optargs[1], 0, 0x7f);  in i2cdump_main()
241   fd = i2c_open(bus, (toys.optflags&FLAG_f)?I2C_SLAVE_FORCE:I2C_SLAVE, chip);  in i2cdump_main()
261   int bus = atolx_range(toys.optargs[0], 0, INT_MAX);  in i2cget_main()
262   int chip = atolx_range(toys.optargs[1], 0, 0x7f);  in i2cget_main()
263   int addr = atolx_range(toys.optargs[2], 0, 0xff);  in i2cget_main()
268   fd = i2c_open(bus, (toys.optflags&FLAG_f)?I2C_SLAVE_FORCE:I2C_SLAVE, chip);  in i2cget_main()
280   int bus = atolx_range(toys.optargs[0], 0, INT_MAX);  in i2cset_main()
281   int chip = atolx_range(toys.optargs[1], 0, 0x7f);  in i2cset_main()
282   int addr = atolx_range(toys.optargs[2], 0, 0xff);  in i2cset_main()
283   char *mode = toys.optargs[toys.optc-1];  in i2cset_main()
290   if (*mode == 'b' && toys.optc == 5) {  in i2cset_main()
292     data.byte = atolx_range(toys.optargs[3], 0, 0xff);  in i2cset_main()
293   } else if (*mode == 'w' && toys.optc == 5) {  in i2cset_main()
295     data.word = atolx_range(toys.optargs[3], 0, 0xffff);  in i2cset_main()
296   } else if (*mode == 'i' && toys.optc >= 5) {  in i2cset_main()
297     if (toys.optc - 4 > I2C_SMBUS_BLOCK_MAX) error_exit("too much data");  in i2cset_main()
299     for (i = 0; i < toys.optc - 4; ++i)  in i2cset_main()
300       data.block[i+1] = atolx_range(toys.optargs[3+i], 0, 0xff);  in i2cset_main()
301     data.block[0] = toys.optc - 4;  in i2cset_main()
308   fd = i2c_open(bus, (toys.optflags&FLAG_f)?I2C_SLAVE_FORCE:I2C_SLAVE, chip);  in i2cset_main()