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/*
* include files for C library of the host. Currently only tested
* with glibc 2.31.
*/
#define _XOPEN_SOURCE 600
#include <bsd/string.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
int putstring( char *s )
{
printf( "%s", s );
return 0;
}
int putint( int i )
{
printf( "%d", i );
return i;
}
int putnl( void )
{
return puts( "" );
}
/* TODO: duplicate of functions in libc-freestanding.c */
static void strreverse( char *s )
{
char *end = s + strlen( s ) - 1;
while( s < end ) {
*s ^= *end;
*end ^= *s;
*s ^= *end;
s++;
end--;
}
}
char *itoa( int v, char *s, int base )
{
static char digit[] = "0123456789ABCDEF";
int sign = 0;
char *p = s;
if( base < 2 || base > 16 ) {
return NULL;
}
if( v < 0 ) {
v = -v;
sign = 1;
}
do {
*p++ = digit[v % base];
} while( ( v /= base ) > 0 );
if( sign ) {
*p++ = '-';
}
*p = '\0';
strreverse( s );
return s;
}
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