[src/trunk]: src/sys/kern Respect syscall aliases in the rump code

[kamil <kamil%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eba3401fdbcc
branches:  trunk
changeset: 933991:eba3401fdbcc
user:      kamil <kamil%NetBSD.org@localhost>
date:      Tue Jun 02 16:45:42 2020 +0000

description:
Respect syscall aliases in the rump code

With this change rump_sys_*() matches *() from the usually libc entry point.

diffstat:

 sys/kern/makesyscalls.sh |  12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diffs (43 lines):

diff -r 3d74a256b32c -r eba3401fdbcc sys/kern/makesyscalls.sh
--- a/sys/kern/makesyscalls.sh  Tue Jun 02 15:43:26 2020 +0000
+++ b/sys/kern/makesyscalls.sh  Tue Jun 02 16:45:42 2020 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: makesyscalls.sh,v 1.177 2020/06/02 13:49:15 kamil Exp $
+#      $NetBSD: makesyscalls.sh,v 1.178 2020/06/02 16:45:42 kamil Exp $
 #
 # Copyright (c) 1994, 1996, 2000 Christopher G. Demetriou
 # All rights reserved.
@@ -600,10 +600,12 @@
                funcalias=funcname
                sub(/^([^_]+_)*sys_/, "", funcalias)
                realname=fbase
+               rumpfname=realname "" fcompat
        } else {
                realname=funcalias
+               rumpfname=realname
        }
-       rumpfname=realname "" fcompat
+
        f++
 
        if ($f != "(")
@@ -713,8 +715,8 @@
 
        # accumulate fbases we have seen.  we want the last
        # occurence for the default __RENAME()
-       seen = funcseen[fbase]
-       funcseen[fbase] = rumpfname
+       seen = funcseen[realname]
+       funcseen[realname] = rumpfname
        # special case for mknod as type of last argument changed from
        # uint32_t to dev_t
        if ((seen && fbase != "mknod") || (!seen && fbase == "mknod"))
@@ -731,7 +733,7 @@
        else
                printf("%s)", uncompattype(argtype[argc])) > rumpprotos
 
-       printf(" __RENAME(RUMP_SYS_RENAME_%s)", toupper(fbase))> rumpprotos
+       printf(" __RENAME(RUMP_SYS_RENAME_%s)", toupper(realname))> rumpprotos
        printf(";\n") > rumpprotos
 
        # generate forward-declares for types, apart from the