commit ac487c754e009b0f3c01c2a8ad5bda2143da4a6b
from: Russ Cox <rsc@swtch.com>
date: Wed Dec 30 19:44:01 2020 UTC

acme: allow @ in file names

For upspin and other tools that put email addresses in names.

commit - 6c8e44dd2e3b346ad5e313830ef22ee7b0a9df04
commit + ac487c754e009b0f3c01c2a8ad5bda2143da4a6b
blob - 35667c6c305cf34872805a87982bae735b860051
blob + a7172b505f71d405da0d9ad6766e4540df54a887
--- src/cmd/acme/look.c
+++ src/cmd/acme/look.c
@@ -378,7 +378,7 @@ search(Text *ct, Rune *r, uint n)
 int
 isfilec(Rune r)
 {
-	static Rune Lx[] = { '.', '-', '+', '/', ':', 0 };
+	static Rune Lx[] = { '.', '-', '+', '/', ':', '@', 0 };
 	if(isalnum(r))
 		return TRUE;
 	if(runestrchr(Lx, r))