view doc/posix-functions/dprintf.texi @ 15591:2171e9d2231b

*printf: Add support for MSVC compiler. * m4/printf.m4 (gl_PRINTF_DIRECTIVE_N): On MSVC, install a handler that handles the exception caused by the %n directive. When cross-compiling, guess no on native Windows. (gl_SNPRINTF_TRUNCATION_C99, gl_SNPRINTF_RETVAL_C99, gl_SNPRINTF_DIRECTIVE_N, gl_SNPRINTF_SIZE1): When snprintf is missing, emulate it through vsnprintf. * m4/vsnprintf-posix.m4 (gl_FUNC_VSNPRINTF_POSIX): Update comment. * doc/posix-functions/dprintf.texi: Update documentation regarding MSVC 9. * doc/posix-functions/fprintf.texi: Likewise. * doc/posix-functions/printf.texi: Likewise. * doc/posix-functions/snprintf.texi: Likewise. * doc/posix-functions/sprintf.texi: Likewise. * doc/posix-functions/swprintf.texi: Likewise. * doc/posix-functions/vdprintf.texi: Likewise. * doc/posix-functions/vfprintf.texi: Likewise. * doc/posix-functions/vprintf.texi: Likewise. * doc/posix-functions/vsnprintf.texi: Likewise. * doc/posix-functions/vsprintf.texi: Likewise. * doc/glibc-functions/asprintf.texi: Likewise. * doc/glibc-functions/obstack_printf.texi: Likewise. * doc/glibc-functions/obstack_vprintf.texi: Likewise. * doc/glibc-functions/vasprintf.texi: Likewise.
author Bruno Haible <bruno@clisp.org>
date Sat, 10 Sep 2011 21:18:08 +0200
parents 847372253549
children ee328959515f
line wrap: on
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@node dprintf
@section @code{dprintf}
@findex dprintf

POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/dprintf.html}

Gnulib module: dprintf or dprintf-posix

Portability problems fixed by either Gnulib module @code{dprintf} or @code{dprintf-posix}:
@itemize
@item
This function is missing on many non-glibc platforms:
MacOS X 10.5, FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11,
IRIX 6.5, OSF/1 5.1, Solaris 11 2010-11, Cygwin 1.5.x, mingw, MSVC 9, Interix 3.5, BeOS.
@end itemize

Portability problems fixed by Gnulib module @code{dprintf-posix}:
@itemize
@item
This function does not support the @samp{a} and @samp{A} directives on some
platforms:
glibc-2.3.6.
@item
This function does not support precisions larger than 512 or 1024 in integer,
floating-point and pointer output on some platforms:
AIX 7.1.
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
On some platforms, this function does not set @code{errno} or the
stream error indicator on attempts to write to a read-only stream:
Cygwin 1.7.9.
@end itemize