2014-05-15 Paul Eggert <eggert@cs.ucla.edu>
+ doc: document mbrtowc and mbrlen problem with empty input
+ * doc/posix-functions/mbrlen.texi (mbrlen):
+ * doc/posix-functions/mbrtowc.texi (mbrtowc):
+ Document portability problem when the input string is empty. See:
+ https://sourceware.org/bugzilla/show_bug.cgi?id=16950
+
doc: document exec* = spawn+exit bug with non-Cygwin Windows platforms
Problem reported by Eli Zaretskii in:
http://lists.gnu.org/archive/html/bug-grep/2014-05/msg00118.html
This function is missing on some platforms:
Minix 3.1.8, HP-UX 11.00, IRIX 6.5, Solaris 2.6, mingw, Interix 3.5.
@item
+This function returns 0 instead of @code{(size_t) -2} when the input
+is empty:
+glibc 2.19.
+@item
+This function returns @code{(size_t) -1} instead of @code{(size_t) -2}
+when the input is empty:
+AIX 5.1.
+@item
This function does not put the state into non-initial state when parsing an
incomplete multibyte character on some platforms:
AIX 5.1, OSF/1 5.1.
This function is missing on some platforms:
Minix 3.1.8, HP-UX 11.00, IRIX 6.5, Solaris 2.6, mingw, Interix 3.5.
@item
+This function returns 0 instead of @code{(size_t) -2} when the input
+is empty:
+glibc 2.19.
+@item
+This function returns @code{(size_t) -1} instead of @code{(size_t) -2}
+when the input is empty:
+AIX 5.1.
+@item
This function does not put the state into non-initial state when parsing an
incomplete multibyte character on some platforms:
AIX 5.1, OSF/1 5.1.