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/* Test of sprintf_min(), specifications: d,i,u.
$Id: sprintf_min-2.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 ()
{
/* '%d' specification */
CHECK ("0", "%d", 0);
CHECK ("12345", "%d", 12345);
CHECK ("-32768 -32767 -1 0 1 32767",
"%d %d %d %d %d %d",
(int)-32768, -32767, -1, 0, 1, 32767);
CHECK ("0 1 -1", "%0d %0d %0d", 0, 1, -1);
CHECK ("0 1 -1", "%-d %-d %-d", 0, 1, -1);
CHECK ("0 1 -1", "%#d %#d %#d", 0, 1, -1);
#ifdef __AVR__ /* PRINTF_MIN */
CHECK ("0 1 -1", "%+d %+d %+d", 0, 1, -1);
CHECK ("0 1 -1", "% d % d % d", 0, 1, -1);
CHECK ("0.1.-1.1234.-123.12345.-1234",
"%04d.%04d.%04d.%04d.%04d.%04d.%04d",
0, 1, -1, 1234, -123, 12345, -1234);
CHECK ("1", "%08.4d", 1);
CHECK ("1", "%08.0d", 1);
CHECK ("1", "%08.d", 1);
CHECK ("0", "%.0d", 0);
#endif
CHECK ("1 -1", "%.0d %.0d", 1, -1);
CHECK ("0 1 -1", "%.1d %.1d %.1d", 0, 1, -1);
#ifdef __AVR__ /* PRINTF_MIN */
CHECK ("0 1 -1", "%.2d %.2d %.2d", 0, 1, -1);
CHECK ("0 1 12 123 1234 12345",
"%.4d %.4d %.4d %.4d %.4d %.4d",
0, 1, 12, 123, 1234, 12345);
CHECK ("0.1.-1", "%1d.%1d.%1d", 0, 1, -1);
CHECK ("1.12.123", "%2d.%2d.%2d", 1, 12, 123);
CHECK ("-1.-12.-123.-1234", "%4d.%4d.%4d.%4d", -1, -12, -123, -1234);
CHECK ("12.-13", "%#4d.%#4d", 12, -13);
CHECK ("14.-15", "% 4d.% 4d", 14, -15);
CHECK ("16.-17", "%+4d.%+4d", 16, -17);
CHECK ("18.-19", "%-4d.%-4d", 18, -19);
CHECK ("1.-1.1234.-1234",
"%8.4d.%8.4d.%8.4d.%8.4d", 1, -1, 1234, -1234);
CHECK ("12.13.14.15",
"%08.4d.%#8.4d.% 8.4d.%+8.4d", 12, 13, 14, 15);
CHECK ("1.123.1234.12345",
"%-8.4d.%-8.4d.%-8.4d.%-8.4d", 1, 123, 1234, 12345);
CHECK ("-1.-123.-1234.-12345",
"%-8.4d.%-8.4d.%-8.4d.%-8.4d", -1, -123, -1234, -12345);
CHECK ("1", "%255d", 1);
CHECK ("1", "%-255d", 1);
CHECK ("2", "%.255d", 2);
#endif
/* long arg */
CHECK ("0 1 -1 2147483647 -2147483647 -2147483648",
"%ld %ld %ld %ld %ld %ld",
0L, 1L, -1L, 2147483647L, -2147483647L, 0x80000000L);
/* short arg */
CHECK ("0 2 -2", "%hd %hd %hd", 0, 2, -2);
/* '%i' specification */
CHECK ("-9", "%i", -9);
/* '%u' specification */
CHECK ("0 1 32767 32768 32769 65535",
"%u %u %u %u %u %u",
0, 1, 0x7fff, 0x8000, 0x8001, 0xffff);
return 0;
}
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