Make it compile with -Wall and -pedantic

Makefile

@@ -3,12 +3,11 @@ PREFIX := /usr/local
 BINDIR := $(PREFIX)/bin
 
 CC     ?= clang
-CFLAGS += -Wall -I.
+CFLAGS += -Wall -I. -Wall -pedantic
 #turn on tons of warnings if clang is present
 ifeq ($(CC), clang)
 	CFLAGS +=                         \
 		-Weverything                  \
-		-Wno-missing-prototypes       \
 		-Wno-padded                   \
 		-Wno-format-nonliteral        \
 		-Wno-disabled-macro-expansion \

con.c

@@ -281,7 +281,7 @@ int con_change(const char *out, const char *err) {
         con_enablecolor();
     } else if (!(console.handle_err = fopen(err, "w"))) return 0;
     
-    // no buffering
+    /* no buffering */
     setvbuf(console.handle_out, NULL, _IONBF, 0);
     setvbuf(console.handle_err, NULL, _IONBF, 0);
     

ftepp.c

@@ -134,8 +134,9 @@ static void pptoken_delete(pptoken *self)
 
 static ppmacro *ppmacro_new(lex_ctx ctx, const char *name)
 {
-    (void)ctx;
     ppmacro *macro = (ppmacro*)mem_a(sizeof(ppmacro));
+    
+    (void)ctx;
     memset(macro, 0, sizeof(*macro));
     macro->name = util_strdup(name);
     return macro;

parser.c

@@ -2485,10 +2485,11 @@ static ast_expression *array_setter_node(parser_t *parser, ast_value *array, ast
     lex_ctx ctx = ast_ctx(array);
 
     if (from+1 == afterend) {
-        // set this value
+        /* set this value */
         ast_block       *block;
         ast_return      *ret;
         ast_array_index *subscript;
+        ast_store       *st;
         int assignop = type_store_instr[value->expression.vtype];
 
         if (value->expression.vtype == TYPE_FIELD && value->expression.next->expression.vtype == TYPE_VECTOR)
@@ -2498,7 +2499,7 @@ static ast_expression *array_setter_node(parser_t *parser, ast_value *array, ast
         if (!subscript)
             return NULL;
 
-        ast_store *st = ast_store_new(ctx, assignop, (ast_expression*)subscript, (ast_expression*)value);
+        st = ast_store_new(ctx, assignop, (ast_expression*)subscript, (ast_expression*)value);
         if (!st) {
             ast_delete(subscript);
             return NULL;
@@ -2543,11 +2544,12 @@ static ast_expression *array_field_setter_node(
     lex_ctx ctx = ast_ctx(array);
 
     if (from+1 == afterend) {
-        // set this value
+        /* set this value */
         ast_block       *block;
         ast_return      *ret;
         ast_entfield    *entfield;
         ast_array_index *subscript;
+        ast_store       *st;
         int assignop = type_storep_instr[value->expression.vtype];
 
         if (value->expression.vtype == TYPE_FIELD && value->expression.next->expression.vtype == TYPE_VECTOR)
@@ -2566,7 +2568,7 @@ static ast_expression *array_field_setter_node(
             return NULL;
         }
 
-        ast_store *st = ast_store_new(ctx, assignop, (ast_expression*)entfield, (ast_expression*)value);
+        st = ast_store_new(ctx, assignop, (ast_expression*)entfield, (ast_expression*)value);
         if (!st) {
             ast_delete(entfield);
             return NULL;

util.c

@@ -498,11 +498,23 @@ size_t util_strtononcmd(const char *in, char *out, size_t outsz) {
             *out = *in + 'a' - 'A';
         else
             *out = *in;
+            
+        *out = (isalpha(*in) && isupper(*in)) ? *in + 'a' - 'A' : *in;
     }
     *out = 0;
     return sz-1;
 }
 
+
+bool util_filexists(const char *file) {
+    FILE *fp = fopen(file, "rb");
+    if  (!fp) return false;
+    
+    /* it exists */
+    fclose(fp);
+    return true;
+}
+
 FILE *util_fopen(const char *filename, const char *mode)
 {
 #ifdef WIN32
@@ -515,15 +527,6 @@ FILE *util_fopen(const char *filename, const char *mode)
 #endif
 }
 
-bool util_filexists(const char *file) {
-    FILE *fp = fopen(file, "rb");
-    if  (!fp) return false;
-    
-    /* it exists */
-    fclose(fp);
-    return true;
-}
-
 void _util_vec_grow(void **a, size_t i, size_t s) {
     size_t m = *a ? 2*_vec_beg(*a)+i : i+1;
     void  *p = mem_r((*a ? _vec_raw(*a) : NULL), s * m + sizeof(size_t)*2);