mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-27 03:41:23 +08:00
184 lines
7.5 KiB
C
184 lines
7.5 KiB
C
/* Test binary printf formats.
|
|
Copyright (C) 2021-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <inttypes.h>
|
|
#include <limits.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <wchar.h>
|
|
|
|
#include <libc-diag.h>
|
|
#include <support/check.h>
|
|
|
|
/* GCC does not know the %b or %B formats before GCC 12. */
|
|
DIAG_PUSH_NEEDS_COMMENT;
|
|
#if !__GNUC_PREREQ (12, 0)
|
|
DIAG_IGNORE_NEEDS_COMMENT (11, "-Wformat");
|
|
DIAG_IGNORE_NEEDS_COMMENT (11, "-Wformat-extra-args");
|
|
#endif
|
|
|
|
#define CHECK_PRINTF(EXPECTED, FMT, ...) \
|
|
do \
|
|
{ \
|
|
int ret = SNPRINTF (buf, sizeof buf / sizeof buf[0], L_(FMT), \
|
|
__VA_ARGS__); \
|
|
TEST_COMPARE_STRING_MACRO (buf, L_(EXPECTED)); \
|
|
TEST_COMPARE (ret, STRLEN (L_(EXPECTED))); \
|
|
} \
|
|
while (0)
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
CHAR buf[1024];
|
|
CHECK_PRINTF ("0", "%b", 0u);
|
|
CHECK_PRINTF ("0", "%B", 0u);
|
|
CHECK_PRINTF ("0", "%#b", 0u);
|
|
CHECK_PRINTF ("0", "%#B", 0u);
|
|
CHECK_PRINTF ("1", "%b", 1u);
|
|
CHECK_PRINTF ("1", "%B", 1u);
|
|
CHECK_PRINTF ("10", "%b", 2u);
|
|
CHECK_PRINTF ("10", "%B", 2u);
|
|
CHECK_PRINTF ("11", "%b", 3u);
|
|
CHECK_PRINTF ("11", "%B", 3u);
|
|
CHECK_PRINTF ("10000111011001010100001100100001", "%b", 0x87654321);
|
|
CHECK_PRINTF ("10000111011001010100001100100001", "%B", 0x87654321);
|
|
CHECK_PRINTF ("100001100100001", "%hb", (int) 0x87654321);
|
|
CHECK_PRINTF ("100001100100001", "%hB", (int) 0x87654321);
|
|
CHECK_PRINTF ("100001", "%hhb", (int) 0x87654321);
|
|
CHECK_PRINTF ("100001", "%hhB", (int) 0x87654321);
|
|
CHECK_PRINTF ("10000111011001010100001100100001", "%lb", 0x87654321ul);
|
|
CHECK_PRINTF ("10000111011001010100001100100001", "%lB", 0x87654321ul);
|
|
CHECK_PRINTF ("11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%llb",
|
|
0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%llB",
|
|
0xfedcba9987654321ull);
|
|
#if LONG_WIDTH >= 64
|
|
CHECK_PRINTF ("11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%lb",
|
|
0xfedcba9987654321ul);
|
|
CHECK_PRINTF ("11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%lB",
|
|
0xfedcba9987654321ul);
|
|
#endif
|
|
CHECK_PRINTF ("0b11", "%#" PRIb8, (uint8_t) 3);
|
|
CHECK_PRINTF ("0b11", "%#" PRIb16, (uint16_t) 3);
|
|
CHECK_PRINTF ("0b10000111011001010100001100100001", "%#" PRIb32,
|
|
(uint32_t) 0x87654321);
|
|
CHECK_PRINTF ("0b11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIb64,
|
|
(uint64_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0b11", "%#" PRIbLEAST8, (uint_least8_t) 3);
|
|
CHECK_PRINTF ("0b11", "%#" PRIbLEAST16, (uint_least16_t) 3);
|
|
CHECK_PRINTF ("0b10000111011001010100001100100001", "%#" PRIbLEAST32,
|
|
(uint_least32_t) 0x87654321);
|
|
CHECK_PRINTF ("0b11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIbLEAST64,
|
|
(uint_least64_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0b11", "%#" PRIbFAST8, (uint_fast8_t) 3);
|
|
CHECK_PRINTF ("0b11", "%#" PRIbFAST16, (uint_fast16_t) 3);
|
|
CHECK_PRINTF ("0b10000111011001010100001100100001", "%#" PRIbFAST32,
|
|
(uint_fast32_t) 0x87654321);
|
|
CHECK_PRINTF ("0b11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIbFAST64,
|
|
(uint_fast64_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0b10000111011001010100001100100001", "%#" PRIbPTR,
|
|
(uintptr_t) 0x87654321);
|
|
CHECK_PRINTF ("0b11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIbMAX,
|
|
(uintmax_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0B11", "%#" PRIB8, (uint8_t) 3);
|
|
CHECK_PRINTF ("0B11", "%#" PRIB16, (uint16_t) 3);
|
|
CHECK_PRINTF ("0B10000111011001010100001100100001", "%#" PRIB32,
|
|
(uint32_t) 0x87654321);
|
|
CHECK_PRINTF ("0B11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIB64,
|
|
(uint64_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0B11", "%#" PRIBLEAST8, (uint_least8_t) 3);
|
|
CHECK_PRINTF ("0B11", "%#" PRIBLEAST16, (uint_least16_t) 3);
|
|
CHECK_PRINTF ("0B10000111011001010100001100100001", "%#" PRIBLEAST32,
|
|
(uint_least32_t) 0x87654321);
|
|
CHECK_PRINTF ("0B11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIBLEAST64,
|
|
(uint_least64_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0B11", "%#" PRIBFAST8, (uint_fast8_t) 3);
|
|
CHECK_PRINTF ("0B11", "%#" PRIBFAST16, (uint_fast16_t) 3);
|
|
CHECK_PRINTF ("0B10000111011001010100001100100001", "%#" PRIBFAST32,
|
|
(uint_fast32_t) 0x87654321);
|
|
CHECK_PRINTF ("0B11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIBFAST64,
|
|
(uint_fast64_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF ("0B10000111011001010100001100100001", "%#" PRIBPTR,
|
|
(uintptr_t) 0x87654321);
|
|
CHECK_PRINTF ("0B11111110110111001011101010011001"
|
|
"10000111011001010100001100100001", "%#" PRIBMAX,
|
|
(uintmax_t) 0xfedcba9987654321ull);
|
|
CHECK_PRINTF (" 1010", "%5b", 10u);
|
|
CHECK_PRINTF (" 1010", "%5B", 10u);
|
|
CHECK_PRINTF ("01010", "%05b", 10u);
|
|
CHECK_PRINTF ("01010", "%05B", 10u);
|
|
CHECK_PRINTF ("1011 ", "%-5b", 11u);
|
|
CHECK_PRINTF ("1011 ", "%-5B", 11u);
|
|
CHECK_PRINTF ("0b10011", "%#b", 19u);
|
|
CHECK_PRINTF ("0B10011", "%#B", 19u);
|
|
CHECK_PRINTF (" 0b10011", "%#10b", 19u);
|
|
CHECK_PRINTF (" 0B10011", "%#10B", 19u);
|
|
CHECK_PRINTF ("0b00010011", "%0#10b", 19u);
|
|
CHECK_PRINTF ("0B00010011", "%0#10B", 19u);
|
|
CHECK_PRINTF ("0b00010011", "%#010b", 19u);
|
|
CHECK_PRINTF ("0B00010011", "%#010B", 19u);
|
|
CHECK_PRINTF ("0b10011 ", "%#-10b", 19u);
|
|
CHECK_PRINTF ("0B10011 ", "%#-10B", 19u);
|
|
CHECK_PRINTF ("00010011", "%.8b", 19u);
|
|
CHECK_PRINTF ("00010011", "%.8B", 19u);
|
|
CHECK_PRINTF ("0b00010011", "%#.8b", 19u);
|
|
CHECK_PRINTF ("0B00010011", "%#.8B", 19u);
|
|
CHECK_PRINTF (" 00010011", "%15.8b", 19u);
|
|
CHECK_PRINTF (" 00010011", "%15.8B", 19u);
|
|
CHECK_PRINTF ("00010011 ", "%-15.8b", 19u);
|
|
CHECK_PRINTF ("00010011 ", "%-15.8B", 19u);
|
|
CHECK_PRINTF (" 0b00010011", "%#15.8b", 19u);
|
|
CHECK_PRINTF (" 0B00010011", "%#15.8B", 19u);
|
|
CHECK_PRINTF ("0b00010011 ", "%-#15.8b", 19u);
|
|
CHECK_PRINTF ("0B00010011 ", "%-#15.8B", 19u);
|
|
/* GCC diagnoses ignored flags. */
|
|
DIAG_PUSH_NEEDS_COMMENT;
|
|
DIAG_IGNORE_NEEDS_COMMENT (12, "-Wformat");
|
|
/* '0' flag ignored with '-'. */
|
|
CHECK_PRINTF ("1011 ", "%0-5b", 11u);
|
|
CHECK_PRINTF ("1011 ", "%0-5B", 11u);
|
|
CHECK_PRINTF ("0b10011 ", "%#0-10b", 19u);
|
|
CHECK_PRINTF ("0B10011 ", "%#0-10B", 19u);
|
|
/* '0' flag ignored with precision. */
|
|
CHECK_PRINTF (" 00010011", "%015.8b", 19u);
|
|
CHECK_PRINTF (" 00010011", "%015.8B", 19u);
|
|
CHECK_PRINTF (" 0b00010011", "%0#15.8b", 19u);
|
|
CHECK_PRINTF (" 0B00010011", "%0#15.8B", 19u);
|
|
DIAG_POP_NEEDS_COMMENT;
|
|
/* Test positional argument handling. */
|
|
CHECK_PRINTF ("test 1011 test2 100010001000100010001000100010001",
|
|
"%2$s %1$b %4$s %3$llb", 11u, "test", 0x111111111ull, "test2");
|
|
return 0;
|
|
}
|
|
|
|
DIAG_POP_NEEDS_COMMENT;
|
|
|
|
#include <support/test-driver.c>
|