1 files changed, 12 insertions, 13 deletions

diff --git a/miscutils/i2c_tools.c b/miscutils/i2c_tools.c
index 8d04d2259..30f606e8e 100644
--- a/miscutils/i2c_tools.c
+++ b/miscutils/i2c_tools.c
@@ -455,14 +455,12 @@ int i2cget_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int i2cget_main(int argc UNUSED_PARAM, char **argv)
 {
         const unsigned opt_f = (1 << 0), opt_y = (1 << 1);
-        const char *const optstr = "fy";
 
         int bus_num, bus_addr, data_addr = -1, status;
         int mode = I2C_SMBUS_BYTE, pec = 0, fd;
         unsigned opts;
 
-        opt_complementary = "-2:?4"; /* from 2 to 4 args */
-        opts = getopt32(argv, optstr);
+        opts = getopt32(argv, "^" "fy" "\0" "-2:?4"/*from 2 to 4 args*/);
         argv += optind;
 
         bus_num = i2c_bus_lookup(argv[0]);
@@ -544,7 +542,6 @@ int i2cset_main(int argc, char **argv)
 {
         const unsigned opt_f = (1 << 0), opt_y = (1 << 1),
                               opt_m = (1 << 2), opt_r = (1 << 3);
-        const char *const optstr = "fym:r";
 
         int bus_num, bus_addr, data_addr, mode = I2C_SMBUS_BYTE, pec = 0;
         int val, blen = 0, mask = 0, fd, status;
@@ -552,8 +549,7 @@ int i2cset_main(int argc, char **argv)
         char *opt_m_arg = NULL;
         unsigned opts;
 
-        opt_complementary = "-3"; /* from 3 to ? args */
-        opts = getopt32(argv, optstr, &opt_m_arg);
+        opts = getopt32(argv, "^" "fym:r" "\0" "-3"/*from 3 to ? args*/, &opt_m_arg);
         argv += optind;
         argc -= optind;
 
@@ -905,7 +901,6 @@ int i2cdump_main(int argc UNUSED_PARAM, char **argv)
 {
         const unsigned opt_f = (1 << 0), opt_y = (1 << 1),
                               opt_r = (1 << 2);
-        const char *const optstr = "fyr:";
 
         int bus_num, bus_addr, mode = I2C_SMBUS_BYTE_DATA, even = 0, pec = 0;
         unsigned first = 0x00, last = 0xff, opts;
@@ -913,8 +908,11 @@ int i2cdump_main(int argc UNUSED_PARAM, char **argv)
         char *opt_r_str, *dash;
         int fd, res;
 
-        opt_complementary = "-2:?3"; /* from 2 to 3 args */
-        opts = getopt32(argv, optstr, &opt_r_str);
+        opts = getopt32(argv, "^"
+                "fyr:"
+                "\0" "-2:?3" /* from 2 to 3 args */,
+                &opt_r_str
+        );
         argv += optind;
 
         bus_num = i2c_bus_lookup(argv[0]);
@@ -1208,15 +1206,16 @@ int i2cdetect_main(int argc UNUSED_PARAM, char **argv)
         const unsigned opt_y = (1 << 0), opt_a = (1 << 1),
                               opt_q = (1 << 2), opt_r = (1 << 3),
                               opt_F = (1 << 4), opt_l = (1 << 5);
-        const char *const optstr = "yaqrFl";
 
         int fd, bus_num, i, j, mode = I2CDETECT_MODE_AUTO, status, cmd;
         unsigned first = 0x03, last = 0x77, opts;
         unsigned long funcs;
 
-        opt_complementary = "q--r:r--q:" /* mutually exclusive */
-                        "?3"; /* up to 3 args */
-        opts = getopt32(argv, optstr);
+        opts = getopt32(argv, "^"
+                        "yaqrFl"
+                        "\0"
+                        "q--r:r--q:"/*mutually exclusive*/ "?3"/*up to 3 args*/
+        );
         argv += optind;
 
         if (opts & opt_l)