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/* Test of sprintf_min(), specifications: none, c, s(S).
$Id: sprintf_min-1.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 ()
{
CHECK ("", "");
/* Without format specifications */
CHECK (" ", " ");
CHECK ("\001", "\001");
CHECK ("\a\b\t\n\v\f\r ! 09 AZ az \177\200\201 \377",
"\a\b\t\n\v\f\r ! 09 AZ az \177\200\201 \377");
CHECK ("%", "%%");
CHECK ("%% ", "%%%% ");
/* '%c' specification */
CHECK ("a", "%c", 'a');
CHECK ("\001\177\200\201\377", "%c%c%c%c%c", 001,0177,0200,0201,0377);
CHECK ("A B C D E", "%0c %+c %-c % c %#c", 'A','B','C','D','E');
CHECK ("A B C D", "%.c %.0c %.1c %.99c", 'A','B','C','D');
#ifdef __AVR__ /* width and spec are ignored */
CHECK ("A.B.C.D", "%1c.%2c.%5c.%10.2c", 'A','B','C','D','E');
CHECK ("A.B.C", "%-1c.%-2c.%-10c", 'A','B','C');
CHECK ("F", "%255c", 'F');
CHECK ("G", "%-255c", 'G');
#endif
/* '%s' specification */
CHECK ("", "%s", "");
CHECK ("A", "%s", "A");
CHECK ("123456789\001\177\200\201\377", "%s",
"123456789\001\177\200\201\377");
CHECK ("A B C D E", "%0s %+s %-s % s %#s", "A","B","C","D","E");
#ifdef __AVR__ /* width and spec are ignored */
CHECK ("A.B.C.D", "%1s.%2s.%5s.%10.2s", "A","B","C","D");
CHECK ("ABCDEF.abcdef.0123456789",
"%.0s.%.1s.%.10s", "ABCDEF","abcdef","0123456789");
#endif
#ifdef __AVR__
/* '%S' specification */
CHECK ("", "%S", PSTR(""));
CHECK ("A", "%S", PSTR("A"));
CHECK ("123456789\001\177\200\201\377", "%S",
PSTR("123456789\001\177\200\201\377"));
CHECK ("A B C D E", "%0S %+S %-S % S %#S",
PSTR("A"), PSTR("B"), PSTR("C"), PSTR("D"), PSTR("E"));
CHECK ("A.B.C.D", "%1S.%2S.%5S.%10.2S",
PSTR("A"), PSTR("B"), PSTR("C"), PSTR("D"));
CHECK ("ABCDEF.abcdef.0123456789", "%.0S.%.1S.%.10S",
PSTR("ABCDEF"), PSTR("abcdef"), PSTR("0123456789"));
#endif
return 0;
}
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