chore: fix C lint errors

PR-URL: #8392
Closes: #8391
Co-authored-by: Athan Reines <kgryte@gmail.com>
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: GeoDaoyu

lib/node_modules/@stdlib/strided/base/dmskmap2/README.md

@@ -230,12 +230,12 @@ static double add( const double x, const double y ) {
     return x + y;
 }
 
-double X[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
-double Y[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
+const double X[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
+const double Y[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
 double Z[] = { 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 };
-uint8_t M[] = { 0, 0, 1, 0, 0, 1 };
+const uint8_t M[] = { 0, 0, 1, 0, 0, 1 };
 
-int64_t N = 6;
+const int64_t N = 6;
 
 stdlib_strided_dmskmap2( N, X, 1, Y, 1, M, 1, Z, 1, add );
 ```
@@ -288,23 +288,23 @@ static double add( const double x, const double y ) {
 
 int main( void ) {
     // Create input strided arrays:
-    double X[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
-    double Y[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
+    const double X[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
+    const double Y[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
 
     // Create a mask strided array:
-    uint8_t M[] = { 0, 0, 1, 0, 0, 1 };
+    const uint8_t M[] = { 0, 0, 1, 0, 0, 1 };
 
     // Create an output strided array:
     double Z[] = { 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 };
 
     // Specify the number of elements:
-    int64_t N = 6;
+    const int64_t N = 6;
 
     // Define the strides:
-    int64_t strideX = 1;
-    int64_t strideY = -1;
-    int64_t strideZ = 1;
-    int64_t strideM = 1;
+    const int64_t strideX = 1;
+    const int64_t strideY = -1;
+    const int64_t strideZ = 1;
+    const int64_t strideM = 1;
 
     // Apply the callback:
     stdlib_strided_dmskmap2( N, X, strideX, Y, strideY, M, strideM, Z, strideZ, add );

lib/node_modules/@stdlib/strided/base/dmskmap2/examples/c/example.c

@@ -28,23 +28,23 @@ static double add( const double x, const double y ) {
 
 int main( void ) {
 	// Create input strided arrays:
-	double X[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
-	double Y[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
+	const double X[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
+	const double Y[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 };
 
 	// Create a mask strided array:
-	uint8_t M[] = { 0, 0, 1, 0, 0, 1 };
+	const uint8_t M[] = { 0, 0, 1, 0, 0, 1 };
 
 	// Create an output strided array:
 	double Z[] = { 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 };
 
 	// Specify the number of elements:
-	int64_t N = 6;
+	const int64_t N = 6;
 
 	// Define the strides:
-	int64_t strideX = 1;
-	int64_t strideY = -1;
-	int64_t strideZ = 1;
-	int64_t strideM = 1;
+	const int64_t strideX = 1;
+	const int64_t strideY = -1;
+	const int64_t strideZ = 1;
+	const int64_t strideM = 1;
 
 	// Apply the callback:
 	stdlib_strided_dmskmap2( N, X, strideX, Y, strideY, M, strideM, Z, strideZ, add );

lib/node_modules/@stdlib/strided/base/smap/benchmark/c/benchmark.length.c

@@ -117,6 +117,7 @@ static double benchmark( int iterations, int len ) {
 	}
 	t = tic();
 	for ( i = 0; i < iterations; i++ ) {
+		// cppcheck-suppress uninitvar
 		stdlib_strided_smap( len, x, 1, y, 1, identity );
 		if ( y[ i%len ] != y[ i%len ] ) {
 			printf( "should not return NaN\n" );