mirror of
git://gcc.gnu.org/git/gcc.git
synced 2025-03-21 08:50:29 +08:00
0dc4346159
2005-10-07 Janne Blomqvist <jblomqvi@cc.hut.fi> PR fortran/16339 PR fortran/23363 * io/io.h: Add read and write members to stream, define access macros. * io/transfer.c (read_block_direct): New function. (write_block_direct): New function. (unformatted_read): Change to use read_block_direct. (unformatted_write): Change to use write_block_direct. * io/unix.c: Remove mmap includes and defines. (writen): Remove. (readn): Remove. (reset_stream): New function. (do_read): New function. (do_write): New function. (fd_flush): Change to use do_write() instead of writen(). (fd_alloc_r_at): Change to use do_read(). (fd_seek): Change return type to try, as the prototype. Add check to avoid syscall overhead if possible. (fd_read): New function. (fd_write): New function. (fd_open): Set pointers for new functions. (mem_read): New function. (mem_write): New function. (open_internal): Set pointers for new functions. (is_seekable): Clean up comment. From-SVN: r105101
This directory contains the GNU Compiler Collection (GCC). The GNU Compiler Collection is free software. See the file COPYING for copying permission. The manuals, and some of the runtime libraries, are under different terms; see the individual source files for details. The directory INSTALL contains copies of the installation information as HTML and plain text. The source of this information is gcc/doc/install.texi. The installation information includes details of what is included in the GCC sources and what files GCC installs. See the file gcc/doc/gcc.texi (together with other files that it includes) for usage and porting information. An online readable version of the manual is in the files gcc/doc/gcc.info*. See http://gcc.gnu.org/bugs.html for how to report bugs usefully.