82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
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/* Based on code by Larry McVoy <lm@neteng.engr.sgi.com>. */
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#include <printf.h>
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#include <stdio.h>
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#include <string.h>
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#include <libc-diag.h>
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#define V 12345678.12345678
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static int
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do_test (void)
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{
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char buf[1024];
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int result = 0;
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/* Testing printf_size_info requires using the deprecated
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register_printf_function, resulting in warnings
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"'register_printf_function' is deprecated". */
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DIAG_PUSH_NEEDS_COMMENT;
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DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations");
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/* Register the printf handlers. */
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register_printf_function ('b', printf_size, printf_size_info);
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register_printf_function ('B', printf_size, printf_size_info);
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DIAG_POP_NEEDS_COMMENT;
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/* All of the formats here use the nonstandard extension specifier
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just registered, so compiler checking will never grok them. */
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DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat");
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DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat-extra-args");
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sprintf (buf, "%g %b %B %.0b %.0B %.1b %.1B %8.0b %08.0B",
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V, 1025., V, V, V, V, V, V, V, V);
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fputs (buf, stdout);
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if (strcmp (buf, "\
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1.23457e+07 1.001k 12.346M 12m 12M 11.8m 12.3M 12m 0000012M"))
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{
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result = 1;
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fputs (" -> WRONG\n", stdout);
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}
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else
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fputs (" -> OK\n", stdout);
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sprintf (buf, "%b|%B|%-20.2b|%-10.0b|%-10.8b|%-10.2B|",
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V, V, V, V, V, V, V, V, V, V, V);
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fputs (buf, stdout);
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if (strcmp (buf, "\
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11.774m|12.346M|11.77m |12m |11.77375614m|12.35M |"))
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{
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result = 1;
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fputs (" -> WRONG\n", stdout);
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}
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else
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fputs (" -> OK\n", stdout);
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sprintf (buf, "%#.0B %*.0b %10.*b %*.*B %10.2B",
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V, 2, V, 2, V, 10, 2, V, V);
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fputs (buf, stdout);
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if (strcmp (buf, "12.M 12m 11.77m 12.35M 12.35M"))
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{
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result = 1;
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fputs (" -> WRONG\n", stdout);
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}
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else
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fputs (" -> OK\n", stdout);
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sprintf (buf, "%6B %6.1B %b %B %b %B",
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V, V, 1000.0, 1000.0, 1024.0, 1024.0);
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fputs (buf, stdout);
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if (strcmp (buf, "12.346M 12.3M 1000.000 1.000K 1.000k 1.024K"))
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{
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result = 1;
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fputs (" -> WRONG\n", stdout);
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}
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else
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fputs (" -> OK\n", stdout);
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return result;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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