X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=doc%2Fposix-functions%2Fstrtod.texi;h=6a488768ea864c04ad9c4afde66cfd475962a7de;hb=a8f388076c6bc5ec6a9dd191ca703d23d9c22850;hp=71e097869123ca1e083c83bc6c9945515184ca2d;hpb=2b6c08c775ae4e80b52aa41058ea5939f778b44b;p=gnulib.git diff --git a/doc/posix-functions/strtod.texi b/doc/posix-functions/strtod.texi index 71e097869..6a488768e 100644 --- a/doc/posix-functions/strtod.texi +++ b/doc/posix-functions/strtod.texi @@ -2,7 +2,7 @@ @section @code{strtod} @findex strtod -POSIX specification: @url{http://www.opengroup.org/susv3xsh/strtod.html} +POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/strtod.html} Gnulib module: strtod @@ -10,14 +10,74 @@ Portability problems fixed by Gnulib: @itemize @item This function is missing on some old platforms. + @item This function mis-parses strings with leading @samp{+} on some old platforms: Old versions of Linux. + +@item +This function returns a wrong end pointer on some old platforms. + +@item +This function consumes whitespace even when there is nothing that should +be parsed on some platforms: +IRIX 6.5, OSF/1 5.1. + +@item +This function allows whitespace between @samp{e} and the exponent on +some platforms: +HP-UX 11.11, IRIX 6.5, OSF/1 4.0. + +@item +This function returns the wrong end pointer for @samp{-0x} on some +platforms: +glibc 2.4, MacOS X 10.3, FreeBSD 6.2, Cygwin < 1.5.25-11. + +@item +This function returns +0.0 (not -0.0) for @samp{-0} on some platforms: +IRIX 6.5, OSF/1 4.0. + +@item +This function fails to parse Infinities and plain NaNs on some platforms: +OpenBSD 4.0, HP-UX 11.11, IRIX 6.5, OSF/1 5.1, Solaris 9, mingw. + @item -This function returns a wrong end pointer on some platforms: -Solaris 2.4. +This function fails to parse @samp{NaN()} on some platforms: +glibc-2.3.6, MacOS X 10.3, FreeBSD 6.2, OpenBSD 4.0, AIX 5.1, HP-UX 11.11, IRIX 6.5, OSF/1 5.1, Cygwin < 1.5.25-11, mingw. + +@item +This function fails to parse @samp{NaN(@var{n-char-sequence})} on some +platforms: +OpenBSD 4.0, HP-UX 11.11, IRIX 6.5, OSF/1 5.1, mingw. + +@item +This function parses @samp{NaN(@var{n-char-sequence})}, but returns +the wrong end pointer on some platforms: +glibc-2.4, AIX 5.1. + +@item +This function fails to parse C99 hexadecimal floating point on some +platforms: +NetBSD 3.0, OpenBSD 4.0, AIX 5.1, HP-UX 11.11, IRIX 6.5, OSF/1 5.1, Solaris 10, mingw. @end itemize Portability problems not fixed by Gnulib: @itemize +@item +This function returns +0.0 (not -0.0) for negative underflow on some +platforms: +glibc 2.7, Cygwin 1.5.x, mingw. + +@item +This function cannot distinguish between ``nan'' and ``-nan'' on some +platforms: +glibc 2.7, IRIX 6.5, OSF/1 5.1, mingw. + +@item +This function fails to correctly parse very long strings on some +platforms: +MacOS X 10.3, FreeBSD 6.2, NetBSD 3.0, OpenBSD 4.0, IRIX 6.5, OSF/1 5.1, Cygwin, mingw. + +@item +The replacement function does not always return correctly rounded results. @end itemize