contiki/tests/printf.c

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/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
*
*/
#include <mc1322x.h>
#include <board.h>
#include <stdio.h>
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#include <math.h>
#include "tests.h"
#include "config.h"
#define print_size(x) do { \
printf("sizeof("); \
printf(#x); \
printf("): %d\n", sizeof(x)); \
} while(0)
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#if (__linux__)
FILE *stderr;
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void __assert_fail(void) {
return;
}
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int fputs(const char *s, FILE *stream) {
return 0;
}
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size_t fwrite(const void *ptr, size_t size, size_t nmemb,
FILE *stream) {
return 0;
}
#endif
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int main(void)
{
char *ptr = "Hello world!";
char *np = 0;
int i = 5;
unsigned int bs = sizeof(int)*8;
int mi;
// char buf[80];
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uart_init(UART1);
uart_setbaud(UART1, 115200);
print_size(int8_t);
print_size(uint8_t);
print_size(int16_t);
print_size(uint16_t);
print_size(int32_t);
print_size(uint32_t);
print_size(int64_t);
print_size(uint64_t);
mi = (1 << (bs-1)) + 1;
printf("%s\n", ptr);
printf("printf test\n");
printf("%s is null pointer\n", np);
printf("%d = 5\n", i);
printf("%d = - max int\n", mi);
printf("char %c = 'a'\n", 'a');
printf("hex %x = ff\n", 0xff);
printf("hex %02x = 00\n", 0);
printf("signed %d = unsigned %u = hex %x\n", -3, -3, -3);
printf("%d %s(s)", 0, "message");
printf("\n");
printf("%d %s(s) with %%\n", 0, "message");
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printf("sqrt(5) * 100 = %d\n", (int) (sqrt(5)*100));
// sprintf(buf, "justif: \"%-10s\"\n", "left"); printf("%s", buf);
// sprintf(buf, "justif: \"%10s\"\n", "right"); printf("%s", buf);
// sprintf(buf, " 3: %04d zero padded\n", 3); printf("%s", buf);
// sprintf(buf, " 3: %-4d left justif.\n", 3); printf("%s", buf);
// sprintf(buf, " 3: %4d right justif.\n", 3); printf("%s", buf);
// sprintf(buf, "-3: %04d zero padded\n", -3); printf("%s", buf);
// sprintf(buf, "-3: %-4d left justif.\n", -3); printf("%s", buf);
// sprintf(buf, "-3: %4d right justif.\n", -3); printf("%s", buf);
while(1) { continue; }
}
/*
* this should display (on 32bit int machine) :
*
* Hello world!
* printf test
* (null) is null pointer
* 5 = 5
* -2147483647 = - max int
* char a = 'a'
* hex ff = ff
* hex 00 = 00
* signed -3 = unsigned 4294967293 = hex fffffffd
* 0 message(s)
* 0 message(s) with %
* justif: "left "
* justif: " right"
* 3: 0003 zero padded
* 3: 3 left justif.
* 3: 3 right justif.
* -3: -003 zero padded
* -3: -3 left justif.
* -3: -3 right justif.
*/