From 1b8950e5313f348867100abb4fe47d5a66649ba4 Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Sat, 18 Sep 2004 19:18:58 +0000 Subject: [PATCH] Comment change. --- src/alloc.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/alloc.c b/src/alloc.c index bf93e7fb7bf..a0722b42cf4 100644 --- a/src/alloc.c +++ b/src/alloc.c @@ -186,8 +186,11 @@ Lisp_Object Vmemory_full; #ifndef HAVE_SHM -/* Force it into data space! Initialize it to a nonzero value; - otherwise some compilers put it into BSS. */ +/* Initialize it to a nonzero value to force it into data space + (rather than bss space). That way unexec will remap it into text + space (pure), on some systems. We have not implemented the + remapping on more recent systems because this is less important + nowadays than in the days of small memories and timesharing. */ EMACS_INT pure[PURESIZE / sizeof (EMACS_INT)] = {1,}; #define PUREBEG (char *) pure -- 2.39.2