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* modules/obstack-printf: New file. * modules/obstack-printf-posix: Likewise. * MODULES.html.sh (Misc): Mention them. * doc/glibc-functions/obstack_printf.texi (obstack_printf): Likewise. * doc/glibc-functions/obstack_vprintf.texi (obstack_vprintf): Likewise. * modules/stdio (Makefile.am): Accomodate new modules. * m4/stdio_h.m4 (gl_STDIO_H_DEFAULTS): Likewise. * lib/stdio.in.h (rpl_obstack_printf, rpl_obstack_vprintf): Declare. * lib/obstack_printf.c (obstack_printf, obstack_vprintf): New functions. * m4/obstack-printf.m4 (gl_OBSTACK_PRINTF) (gl_REPLACE_OBSTACK_PRINTF): New macros * m4/obstack-printf-posix.m4 (gl_OBSTACK_PRINTF_POSIX): Likewise. * tests/test-obstack-printf.c: New file. * modules/obstack-printf-tests: Likewise. * modules/obstack-printf-posix-tests: Likewise. Signed-off-by: Eric Blake <ebb9@byu.net>
65 lines
2.4 KiB
Plaintext
65 lines
2.4 KiB
Plaintext
@node obstack_printf
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@subsection @code{obstack_printf}
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@findex obstack_printf
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Gnulib module: obstack-printf or obstack-printf-posix
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Portability problems fixed by either Gnulib module
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@code{obstack-printf} or @code{obstack-printf-posix}:
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@itemize
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@item
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This function is missing on all non-glibc platforms:
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MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, AIX 5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin, mingw, Interix 3.5, BeOS.
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@end itemize
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Portability problems fixed by Gnulib module @code{ostack-printf-posix}:
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@itemize
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@item
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This function does not support size specifiers as in C99 (@code{hh}, @code{ll},
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@code{j}, @code{t}, @code{z}) on some platforms:
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AIX 5.1, HP-UX 11.23, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 2006, mingw, BeOS.
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@item
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printf of @samp{long double} numbers is unsupported on some platforms:
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mingw, BeOS.
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@item
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printf @code{"%f"}, @code{"%e"}, @code{"%g"} of Infinity and NaN yields an
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incorrect result on some platforms:
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AIX 5.2, OSF/1 5.1, Solaris 10, mingw.
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@item
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This function does not support the @samp{a} and @samp{A} directives on some
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platforms:
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glibc-2.3.6, MacOS X 10.3, NetBSD 3.0, OpenBSD 4.0, AIX 5.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin, mingw, BeOS.
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@item
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This function does not support the @samp{F} directive on some platforms:
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NetBSD 3.0, AIX 5.1, HP-UX 11.23, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin, mingw, BeOS.
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@item
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This function does not support format directives that access arguments in an
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arbitrary order, such as @code{"%2$s"}, on some platforms:
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NetBSD 3.0, mingw, BeOS.
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@item
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This function doesn't support the @code{'} flag on some platforms:
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NetBSD 3.0, Cygwin 2006, mingw.
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@item
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This function behaves incorrectly when a @samp{-} flag and a negative width
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are specified together, on some platforms:
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HP-UX 10.20.
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@item
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printf @code{"%010f"} of NaN and Infinity yields an incorrect result (padded
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with zeroes) on some platforms:
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MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, AIX 5.2, IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin 2007, mingw.
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@item
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This function does not support precisions larger than 512 or 1024 in integer,
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floating-point and pointer output on some platforms:
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mingw, BeOS.
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@item
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This function can crash in out-of-memory conditions on some platforms:
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MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0.
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@item
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This function does not fully support the @samp{n} directive on some platforms:
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HP-UX 11, mingw.
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@end itemize
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Portability problems not fixed by Gnulib:
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@itemize
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@end itemize
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