From ca12258310f1f82ac473d9ff94a517588334fd95 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 3 May 1996 18:16:11 +0000 Subject: (map): Use F->__offset and F->__target properly. --- exec/exec.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'exec') diff --git a/exec/exec.c b/exec/exec.c index 1734c5c3..b9e9621d 100644 --- a/exec/exec.c +++ b/exec/exec.c @@ -427,8 +427,8 @@ map (struct execdata *e, off_t posn, size_t len) const size_t size = e->file_size; size_t offset; - if ((f->__target & ~(f->__bufsize - 1)) == (posn & ~(f->__bufsize - 1)) && - f->__buffer + (posn + len - f->__target) < f->__get_limit) + if ((f->__offset & ~(f->__bufsize - 1)) == (posn & ~(f->__bufsize - 1)) && + f->__buffer + (posn + len - f->__offset) < f->__get_limit) /* The current mapping window covers it. */ offset = posn & (f->__bufsize - 1); else if (e->filemap == MACH_PORT_NULL) @@ -454,7 +454,7 @@ map (struct execdata *e, off_t posn, size_t len) f->__bufsize = round_page (nread); } - f->__target = posn; + f->__offset = posn; f->__get_limit = f->__buffer + nread; offset = 0; } @@ -468,8 +468,8 @@ map (struct execdata *e, off_t posn, size_t len) /* Make sure our mapping is page-aligned in the file. */ offset = posn & (vm_page_size - 1); - f->__target = trunc_page (posn); - f->__bufsize = round_page (posn + len) - f->__target; + f->__offset = trunc_page (posn); + f->__bufsize = round_page (posn + len) - f->__offset; /* Map the data from the file. */ if (vm_map (mach_task_self (), @@ -485,13 +485,13 @@ map (struct execdata *e, off_t posn, size_t len) if (e->cntl) e->cntl->accessed = 1; - if (f->__target + f->__bufsize > size) + if (f->__offset + f->__bufsize > size) f->__get_limit = f->__buffer + (size - f->__target); else f->__get_limit = f->__buffer + f->__bufsize; } - f->__offset = f->__target; + f->__target = f->__offset; f->__bufp = f->__buffer + offset; if (f->__bufp + len > f->__get_limit) -- cgit v1.2.3