diff options
Diffstat (limited to 'doc/posix-functions/dup2.texi')
| -rw-r--r-- | doc/posix-functions/dup2.texi | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/doc/posix-functions/dup2.texi b/doc/posix-functions/dup2.texi index fc1e3595a9..6054c303ba 100644 --- a/doc/posix-functions/dup2.texi +++ b/doc/posix-functions/dup2.texi @@ -4,9 +4,9 @@ POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/dup2.html} -Gnulib module: dup2 +Gnulib module: dup2 or dup2-obsolete -Portability problems fixed by Gnulib: +Portability problems fixed by either Gnulib module @code{dup2} or @code{dup2-obsolete}: @itemize @item This function always returns 0 for success on some platforms: @@ -34,7 +34,10 @@ This function returns @code{EMFILE} instead of @code{EBADF} for extremely large targets, which interferes with using @code{dup2(fd,fd)==fd)} as the minimal @code{EBADF} filter: FreeBSD 6.1, Cygwin 1.5. +@end itemize +Portability problems fixed by Gnulib module @code{dup2-obsolete}: +@itemize @item This function is missing on some older platforms. @end itemize |