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/* Test of sprintf_min(), specification: x.
$Id: sprintf_min-5.c,v 1.1.2.1 2008/03/20 21:42:31 joerg_wunsch Exp $ */
#ifndef __AVR__
# define PRINTFLN(line, fmt, ...) \
printf("\nLine %2d: " fmt "\n", line, ##__VA_ARGS__)
# define EXIT(code) exit ((code) < 255 ? (code) : 255)
# define sprintf_P sprintf
#else
# if defined(__AVR_ATmega128__)
/* ATmega128 has enough RAM for sprintf(), print to 0x2000 in XRAM. */
# define PRINTFLN(line, fmt, ...) \
sprintf ((char *)0x2000, "\nLine %d: " fmt "\n", line, ##__VA_ARGS__)
# else
/* small AVR */
# define PRINTFLN(args...)
# endif
# define EXIT exit
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "progmem.h"
void Check (int line,
const char *expstr,
int retval, const char *retstr)
{
int code;
if (retval != (int)strlen (retstr))
code = 1000 + line;
else if (strcmp_P (retstr, expstr))
code = line;
else
return;
PRINTFLN (line, "expect: %3d, \"%s\",\n%8s output: %3d, \"%s\"\n",
strlen(expstr), expstr, " ", retval, retstr);
#ifdef DEBUG
code = (int)retstr;
#endif
EXIT (code);
}
/* 'vp' is used to avoid gcc warnings about format string. */
#define CHECK(expstr, fmt, ...) do { \
char s[260]; \
int i; \
int (* volatile vp)(char *, const char *, ...) = sprintf_P; \
memset (s, 0, sizeof(s)); \
i = vp (s, PSTR(fmt), ##__VA_ARGS__); \
Check (__LINE__, PSTR(expstr), i, s); \
} while (0)
int main ()
{
/* '%X' */
CHECK ("0 1234 5678 9ABC DEF0",
"%X %X %X %X %X", 0, 0x1234, 0x5678, 0x9abc, 0xdef0);
CHECK ("0XFEDC 0XBA98 0X7654 0X3210",
"%#X %#X %#X %#X", 0xfedc, 0xba98, 0x7654, 0x3210);
/* '%p' */
#ifdef __AVR__ /* Glibc result: (nil) */
CHECK ("0", "%p", 0);
#endif
CHECK ("0x1 0xabcd 0xef02", "%p %p %p", 1, 0xabcd, 0xef02);
return 0;
}
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