Clean up a few minor nits (warnings).

svn path=/trunk/yasm/; revision=1690

genstring.c

@@ -38,7 +38,6 @@ main(int argc, char *argv[])
     int i;
     char *str;
     char *strp;
-    char *charp;
     size_t len;
 
     if (argc < 4) {

tools/re2c/code.c

@@ -4,6 +4,7 @@
 #include "tools/re2c/substr.h"
 #include "tools/re2c/globals.h"
 #include "tools/re2c/dfa.h"
+#include "tools/re2c/parse.h"
 
 static void useLabel(size_t value) {
     while (value >= vUsedLabelAlloc) {
@@ -849,7 +850,7 @@ void DFA_emit(DFA *d, FILE *o){
 	Go_genGoto(&s->go, tmpo, s, s->next, &readCh);
     }
     fclose(tmpo);
-    unlink("re2c.tmp");
+    remove("re2c.tmp");
     maxFillIndexes = vFillIndexes;
     vFillIndexes = orgVFillIndexes;
     oline = nOrgOline;
@@ -876,7 +877,7 @@ void DFA_emit(DFA *d, FILE *o){
 	oline++;
 	useLabel(label);
     } else {
-	unsigned int i;
+	int i;
 	fputs("\tswitch(YYGETSTATE()) {\n", o);
 	fputs("\t\tcase -1: goto yy0;\n", o);
 

tools/re2c/substr.c

@@ -5,7 +5,7 @@
 void
 SubStr_out(const SubStr *s, FILE *o)
 {
-    int i;
+    unsigned int i;
     fwrite(s->str, s->len, 1, o);
     for (i=0; i<s->len; i++)
 	if (s->str[i] == '\n')