Fix -Wextra warnings in components.

Author: BsAtHome

src/hal/components/abs.comp

@@ -21,6 +21,7 @@ pin out bit sign "Sign of input, false for positive, true for negative" ;
 pin out bit is_positive "TRUE if input is positive, FALSE if input is 0 or negative";
 pin out bit is_negative "TRUE if input is negative, FALSE if input is 0 or positive";
 
+option period no;
 function _;
 license "GPL";
 author "John Kasunich";

src/hal/components/abs_s32.comp

@@ -21,6 +21,7 @@ pin out bit sign "Sign of input, false for positive, true for negative" ;
 pin out bit is_positive "TRUE if input is positive, FALSE if input is 0 or negative";
 pin out bit is_negative "TRUE if input is negative, FALSE if input is 0 or positive";
 
+option period no;
 function _ nofp;
 license "GPL";
 author "Sebastian Kuzminsky";

src/hal/components/abs_s64.comp

@@ -23,6 +23,7 @@ pin out bit sign "Sign of input, false for positive, true for negative" ;
 pin out bit is_positive "true if input is positive, false if input is 0 or negative";
 pin out bit is_negative "true if input is negative, false if input is 0 or positive";
 
+option period no;
 function _ nofp;
 license "GPL";
 author "ArcEye based on code from Sebastian Kuzminsky";

src/hal/components/and2.comp

@@ -14,6 +14,7 @@ Otherwise,
 \\fBout=FALSE\\fR
 .RE"""
 ;
+option period no;
 function _ nofp;
 see_also """
 \\fBlogic\\fR(9),

src/hal/components/bin2gray.comp

@@ -4,6 +4,7 @@ pin in unsigned in "binary code in";
 pin out unsigned out "gray code out";
 license "GPL";
 author "Andy Pugh";
+option period no;
 function _ nofp;
 ;;
 out = (in >> 1) ^ in;

src/hal/components/biquad.comp

@@ -98,6 +98,8 @@ typedef struct {
 
 EXTRA_SETUP()
 {
+    (void)prefix;
+    (void)extra_arg;
     data.lastEnable = 0;
 
     return(0);

src/hal/components/bitslice.comp

@@ -9,6 +9,7 @@ author "Andy Pugh";
 license "GPL2+";
 function _ nofp;
 option personality yes;
+option period no;
 ;;
 int i;
 for (i = 0; i < personality ; i++){

src/hal/components/bitwise.comp

@@ -11,6 +11,7 @@ pin out u32 out-xnor "The inverse of the bitwise XOR";
 author "Andy Pugh";
 license "GPL 2+";
 function _ nofp;
+option period no;
 ;;
 
 out_and = (in0 & in1);

src/hal/components/bldc.comp

@@ -515,7 +515,7 @@ FUNCTION(_) {
             phase_angle -= floor(phase_angle);
 
             if (! (ph & old_ph)){ hall_error = 1;}
-            if (pattern != old_pattern){hall_error = 0;}
+            if (pattern != (unsigned)old_pattern){hall_error = 0;}
 
             if (force_trap) break;
 
@@ -797,7 +797,7 @@ FUNCTION(_) {
             return;
 
         case 0x400: // Hall Output
-            for (i = 0; P[(output_pattern << 3) + i] != ph && i < 8 ; i++) {}
+            for (i = 0; P[(output_pattern << 3) + i] != ((unsigned)ph & 0xff) && i < 8 ; i++) {}
             hall1_out = (i & 0x04);
             hall2_out = (i & 0x02);
             hall3_out = (i & 0x01);
@@ -849,6 +849,7 @@ FUNCTION(_) {
 }
 
 EXTRA_SETUP(){
+    (void)prefix;
     int i;
     char c;
     for (i = 0; cfg[extra_arg][i] != 0 && i < NUM_TAG ; i++){

src/hal/components/blend.comp

@@ -24,6 +24,7 @@ pin out float out "Output value.";
 
 param rw bit open "If true, select values outside the range 0.0 to 1.0 give values outside the range in2 to in1.  If false, outputs are clamped to the the range in2 to in1";
 
+option period no;
 function _;
 license "GPL";
 author "Jeff Epler";