@node puts @section @code{puts} @findex puts POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/puts.html} Gnulib module: stdio, nonblocking, sigpipe Portability problems fixed by Gnulib module @code{stdio}, together with module @code{nonblocking}: @itemize @item When writing to a non-blocking pipe whose buffer is full, this function fails with @code{errno} being set to @code{ENOSPC} instead of @code{EAGAIN} on some platforms: mingw, MSVC 14. @end itemize Portability problems fixed by Gnulib module @code{stdio}, together with module @code{sigpipe}: @itemize @item When writing to a pipe with no readers, this function fails, instead of obeying the current @code{SIGPIPE} handler, on some platforms: mingw, MSVC 14. @end itemize Portability problems not fixed by Gnulib: @itemize @item On Windows platforms (excluding Cygwin), this function does not set @code{errno} upon failure. @item On some platforms, this function does not set @code{errno} or the stream error indicator on attempts to write to a read-only stream: Cygwin 1.7.9. @end itemize