bugfixing

git-svn-id: svn://kolibrios.org@6412 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/ktcc/trunk/libc/string/strcoll.c

@@ -1,3 +1,5 @@
+#include <string.h>
+
 int strcoll(const char* string1,const char* string2)
 {
 	return strcmp(string1,string2);

programs/develop/ktcc/trunk/libc/string/strdup.c

@@ -1,4 +1,7 @@
-char* strdup(char* str)
+#include <stdlib.h>
+#include <string.h>
+
+char* strdup(const char* str)
 {
 	char* res;
 	int len;

programs/develop/ktcc/trunk/libc/string/strnbrk.c

@@ -1,13 +1,13 @@
 char* strpbrk(const char* string, const char* strCharSet)
 {
-	char* temp;
+	const char* temp;
 	while (*string!='\0')
 	{
 		temp=strCharSet;
 		while (*temp!='\0')
 		{
 			if (*string==*temp)
-				return string;
+				return (char*)string;
 			temp++;
 		}
 		string++;

programs/develop/ktcc/trunk/libc/string/strrev.c

@@ -0,0 +1,12 @@
+char* strrev(char *p)
+{
+  char *q = p, *res = p, z;
+  while(q && *q) ++q; /* find eos */
+  for(--q; p < q; ++p, --q) 
+  {	
+  	z = *p;
+  	*p = *q;
+  	*q = z;
+  }
+  return res;
+}

programs/develop/ktcc/trunk/libc/string/strstr.c

@@ -1,11 +1,12 @@
-extern int strncmp(char* s1,char* s2,int len);
+#include<string.h>
+
 char* strstr(const char* s, const char* find)
 {
 	int len;
 	len=strlen(find);
 	while (1)
 	{
-		if (strncmp(s,find,len)==0) return s;
+		if (strncmp(s,find,len)==0) return (char*)s;
 		if (*s=='\0')
 			return (char*) 0;
 		s++;