Do only check .c and .h files.

.github/checks/sorted.sh

@@ -33,7 +33,7 @@ function checkarray_quoted_name
 }
 
 
-for N in `grep -rl "BEGIN SORTED.SH" "$CHECK_DIR"`; do
+find "$CHECK_DIR" -name \*.\[ch\] -print | while read N; do
-    checkarray_quoted_name $N
+    grep -q "BEGIN SORTED.SH" "$N" && checkarray_quoted_name "$N"
 done
 exit 0

.github/checks/sorted_codeopt.sh

@@ -64,6 +64,6 @@ function checkarray
 
 
 find "$CHECK_DIR" -name \*.\[ch\] -print | while read N; do
-    grep -q "BEGIN DECL SORTED_CODEOPT.SH" "$N" && checkarray $N
+    grep -q "BEGIN DECL SORTED_CODEOPT.SH" "$N" && checkarray "$N"
 done
 exit 0

.github/checks/sorted_opcodes.sh

@@ -34,7 +34,7 @@ function checkarray_quoted_name
     rm -rf .a.tmp
 }
 
-for N in `grep -rl "BEGIN SORTED_OPCODES.SH" "$CHECK_DIR"`; do
+find "$CHECK_DIR" -name \*.\[ch\] -print | while read N; do
-    checkarray_quoted_name $N
+    grep -q "BEGIN SORTED_OPCODES.SH" "$N" && checkarray_quoted_name "$N"
 done
 exit 0