diff options
Diffstat (limited to 'REORG.TODO/stdio-common/tst-printfsz.c')
-rw-r--r-- | REORG.TODO/stdio-common/tst-printfsz.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/REORG.TODO/stdio-common/tst-printfsz.c b/REORG.TODO/stdio-common/tst-printfsz.c new file mode 100644 index 0000000000..47aa8536b3 --- /dev/null +++ b/REORG.TODO/stdio-common/tst-printfsz.c @@ -0,0 +1,81 @@ +/* Based on code by Larry McVoy <lm@neteng.engr.sgi.com>. */ +#include <printf.h> +#include <stdio.h> +#include <string.h> +#include <libc-diag.h> + +#define V 12345678.12345678 + + +static int +do_test (void) +{ + char buf[1024]; + int result = 0; + + /* Testing printf_size_info requires using the deprecated + register_printf_function, resulting in warnings + "'register_printf_function' is deprecated". */ + DIAG_PUSH_NEEDS_COMMENT; + DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations"); + /* Register the printf handlers. */ + register_printf_function ('b', printf_size, printf_size_info); + register_printf_function ('B', printf_size, printf_size_info); + DIAG_POP_NEEDS_COMMENT; + + /* All of the formats here use the nonstandard extension specifier + just registered, so compiler checking will never grok them. */ + DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat"); + DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat-extra-args"); + + sprintf (buf, "%g %b %B %.0b %.0B %.1b %.1B %8.0b %08.0B", + V, 1025., V, V, V, V, V, V, V, V); + fputs (buf, stdout); + if (strcmp (buf, "\ +1.23457e+07 1.001k 12.346M 12m 12M 11.8m 12.3M 12m 0000012M")) + { + result = 1; + fputs (" -> WRONG\n", stdout); + } + else + fputs (" -> OK\n", stdout); + + sprintf (buf, "%b|%B|%-20.2b|%-10.0b|%-10.8b|%-10.2B|", + V, V, V, V, V, V, V, V, V, V, V); + fputs (buf, stdout); + if (strcmp (buf, "\ +11.774m|12.346M|11.77m |12m |11.77375614m|12.35M |")) + { + result = 1; + fputs (" -> WRONG\n", stdout); + } + else + fputs (" -> OK\n", stdout); + + sprintf (buf, "%#.0B %*.0b %10.*b %*.*B %10.2B", + V, 2, V, 2, V, 10, 2, V, V); + fputs (buf, stdout); + if (strcmp (buf, "12.M 12m 11.77m 12.35M 12.35M")) + { + result = 1; + fputs (" -> WRONG\n", stdout); + } + else + fputs (" -> OK\n", stdout); + + sprintf (buf, "%6B %6.1B %b %B %b %B", + V, V, 1000.0, 1000.0, 1024.0, 1024.0); + fputs (buf, stdout); + if (strcmp (buf, "12.346M 12.3M 1000.000 1.000K 1.000k 1.024K")) + { + result = 1; + fputs (" -> WRONG\n", stdout); + } + else + fputs (" -> OK\n", stdout); + + return result; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |