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kolibrios/programs/other/graph/string.c
CleverMouse 9883e4f56f autobuild HLL stuff
git-svn-id: svn://kolibrios.org@1764 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-01-25 12:53:48 +00:00

114 lines
1.4 KiB
C

#include "string.h"
#ifndef AUTOBUILD
void* memset(void *mem, int c, unsigned size)
{
unsigned i;
for ( i = 0; i < size; i++ )
*((char *)mem+i) = (char) c;
return NULL;
}
void* memcpy(void *dst, const void *src, unsigned size)
{
unsigned i;
for ( i = 0; i < size; i++)
*((char *)dst+i) = *((char *)src+i);
return NULL;
}
void strcat(char strDest[], char strSource[])
{
int i, j;
i = j = 0;
while (strDest[i] != '\0')
i++;
while ((strDest[i++] = strSource[j++]) != '\0')
;
}
int strcmp(const char* string1, const char* string2)
{
while (1)
{
if (*string1<*string2)
return -1;
if (*string1>*string2)
return 1;
if (*string1=='\0')
return 0;
string1++;
string2++;
}
}
void strcpy(char strDest[], const char strSource[])
{
unsigned i;
i = 0;
while ((strDest[i] = strSource[i]) != '\0')
i++;
}
char* strncpy(char *strDest, const char *strSource, unsigned n)
{
unsigned i;
if (! n )
return strDest;
i = 0;
while ((strDest[i] = strSource[i]) != '\0')
if ( (n-1) == i )
break;
else
i++;
return strDest;
}
int strlen(const char* string)
{
int i;
i=0;
while (*string++) i++;
return i;
}
char* strchr(const char* string, int c)
{
while (*string)
{
if (*string==c)
return (char*)string;
string++;
}
return (char*)0;
}
#endif