kolibrios-fun/programs/develop/ktcc/trunk/libc/stdio/fprintf.c
siemargl ace23ebbe2 libc testsuite + fixes
git-svn-id: svn://kolibrios.org@6433 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-05-19 12:15:22 +00:00

45 lines
740 B
C

#include <stdio.h>
#include <stdlib.h>
int fprintf(FILE* file, const char* format, ...)
{
va_list arg;
va_start (arg, format);
return vfprintf(file, format, arg);
}
int vfprintf ( FILE * file, const char * format, va_list arg )
{
char *buf;
int printed, rc = 0;
if(!file || !format)
{
errno = E_INVALIDPTR;
return errno;
}
buf=malloc(4096*2); //8kb max
if(!buf)
{
errno = E_NOMEM;
return errno;
}
printed=format_print(buf,8191, format,arg);
if (file == stderr)
debug_out_str(buf);
else
rc = fwrite(buf,printed,1,file);
free(buf);
if (rc < 0)
return rc;
else
return(printed);
}