Relative names with dots are now allowed if the dots are escaped

[nsc-5.git] / m4 / dnslib.m4

diff --git a/m4/dnslib.m4 b/m4/dnslib.m4
index 5b07cfe0bf82b0db97d25fcb89301e08b7a4bf27..5997262bc58f1b2eb6c3e051a3adfdf5c4dbf298 100644 (file)
--- a/m4/dnslib.m4
+++ b/m4/dnslib.m4
@@ -28,10 +28,11 @@ define(nsc_file_name, `translit($1,/,@)')
 define(nsc_revIPa, `ifelse($#, 1, `$1', `nsc_revIPa(shift($@)).$1')')
 define(nsc_revaddr, `nsc_revIPa(translit($1, `.', `,'))')
 
-# Fix up dots in a name: if the name is not simple (i.e., it contains at least one dot),
-# ensure that it ends with a dot.
+# Fix up dots in a name: If the name is not simple (i.e., it contains at least one unescaped
+# dot), ensure that it ends with a dot. Then unescape all escaped dots (\.).
 
-define(nsc_corr_dot, `ifelse(substr($1,decr(len($1))),.,$1,$1`'ifelse(index($1,.),-1,,.))')
+define(nsc_name, `nsc_unescape_name(ifelse(substr($1,decr(len($1))),.,$1,$1`'ifelse(regexp($1,`[^\\]\.'),-1,,.)))')
+define(nsc_unescape_name,`patsubst(`$1',\\\.,.)')
 
 # Normalize IPv6 address
 
@@ -94,7 +95,6 @@ define(`NAMED_RESTART_CMD', `rndc reload')
 
 define(`CFDIR', `cf')
 define(`VERSDIR', `ver')
-define(`ROOTCACHE', `root.cache')
 
 define(`REFRESH', HOURS(8))
 define(`RETRY', HOURS(2))