fixed sc_get_lowest_set_bit() for fehler73.c

[r15698]

diff --git a/ir/tv/strcalc.c b/ir/tv/strcalc.c
index f523ba2..a31960a 100644 (file)
--- a/ir/tv/strcalc.c
+++ b/ir/tv/strcalc.c
@@ -1225,19 +1225,31 @@ int sc_get_highest_set_bit(const void *value) {
 int sc_get_lowest_set_bit(const void *value) {
        const char *val = (const char*)value;
        int low, counter;
-       char sign;
 
-       sign = (_sign(val)==1)?(SC_0):(SC_F);
        low = 0;
-
        for (counter = 0; counter < calc_buffer_size; counter++) {
-               if (val[counter] == SC_0)
+               switch (val[counter]) {
+               case SC_1:
+               case SC_3:
+               case SC_5:
+               case SC_7:
+               case SC_9:
+               case SC_B:
+               case SC_D:
+               case SC_F:
+                       return low;
+               case SC_2:
+               case SC_6:
+               case SC_A:
+               case SC_E:
+                       return low + 1;
+               case SC_4:
+               case SC_C:
+                       return low + 2;
+               case SC_8:
+                       return low + 3;
+               default:
                        low += 4;
-               else {
-                       if (val[counter] < SC_2) return low;
-                       else if (val[counter] < SC_4) return low + 1;
-                       else if (val[counter] < SC_8) return low + 2;
-                       else return low + 3;
                }
        }
        return -1;