2 @section @code{snprintf}
5 POSIX specification: @url{http://www.opengroup.org/susv3xsh/snprintf.html}
7 Gnulib module: snprintf or snprintf-posix
9 Portability problems fixed by either Gnulib module @code{snprintf} or @code{snprintf-posix}:
12 This function is missing on some platforms:
13 OSF/1 4.0, Solaris 2.5.1.
16 Portability problems fixed by Gnulib module @code{snprintf-posix}:
19 This function does not support size specifiers as in C99 (@code{hh}, @code{ll},
20 @code{j}, @code{t}, @code{z}) on some platforms:
21 AIX 5.1, HP-UX 11.23, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 2006, mingw, BeOS.
23 printf of @samp{long double} numbers is unsupported on some platforms:
26 printf @code{"%f"}, @code{"%e"}, @code{"%g"} of Infinity and NaN yields an
27 incorrect result on some platforms:
28 AIX 5.2, OSF/1 5.1, Solaris 10, mingw.
30 This function does not support the @samp{a} and @samp{A} directives on some
32 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.
34 This function does not support the @samp{F} directive on some platforms:
35 NetBSD 3.0, AIX 5.1, HP-UX 11.23, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin, mingw, BeOS.
37 This function does not support format directives that access arguments in an
38 arbitrary order, such as @code{"%2$s"}, on some platforms:
39 NetBSD 3.0, mingw, BeOS.
41 This function doesn't support the @code{'} flag on some platforms:
42 NetBSD 3.0, Cygwin 2006, mingw.
44 printf @code{"%010f"} of NaN and Infinity yields an incorrect result (padded
45 with zeroes) on some platforms:
46 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.
48 This function does not support precisions larger than 512 or 1024 in integer,
49 floating-point and pointer output on some platforms:
52 This function can crash in out-of-memory conditions on some platforms:
53 MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0.
55 This function does not truncate the result as specified in C99 on some platforms:
58 This function does not return a byte count as specified in C99 on some platforms:
59 HP-UX 11, IRIX 6.5, OSF/1 5.1, mingw.
61 This function does not fully support the @samp{n} directive on some platforms:
64 This function overwrites memory when a size = 1 argument is passed on some
68 This function overwrites memory even when a zero size argument is passed on some
73 Portability problems not fixed by Gnulib: