From dd0ee2e1022843c6a296a9141b7cab7ea74eec28 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 30 Aug 2002 07:07:16 +0000 Subject: Update. 2002-08-29 Ulrich Drepper * libio/fileops.c (_IO_new_file_fopen): Recognize new mode specifier 'm' to enable mmap I/O. * libio/libio.h (_IO_FILE): Rename _blksize field to _flags2. The former wasn't used (anymore?). (_IO_FLAGS2_MMAP): New define. * libio/genops.c (_IO_no_init): Initialize _flags2 field. * libio/iofopen.c (__fopen_maybe_mmap): Use mmap callbacks only if _IO_FLAGS2_MMAP bit is set. * libio/iofdopen.c (_IO_new_fdopen): Recognize 'm' mode specifier. Enable mmap-using mode only if 'm' was set. --- libio/iofopen.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libio/iofopen.c') diff --git a/libio/iofopen.c b/libio/iofopen.c index 00a2c5f073..8cd68a3690 100644 --- a/libio/iofopen.c +++ b/libio/iofopen.c @@ -41,7 +41,7 @@ __fopen_maybe_mmap (fp) _IO_FILE *fp; { #ifdef _G_HAVE_MMAP - if (fp->_flags & _IO_NO_WRITES) + if ((fp->_flags2 & _IO_FLAGS2_MMAP) && (fp->_flags & _IO_NO_WRITES)) { /* Since this is read-only, we might be able to mmap the contents directly. We delay the decision until the first read attempt by -- cgit v1.2.3