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Warnings: Warn for confusing single-char $ expansions
[secnet.git]
/
generate
diff --git
a/generate
b/generate
index eb99456144302fe5e20ef5b09f22dade5702dbef..c9ade62c3299518c72847b8f8528ffb4764df199 100755
(executable)
--- a/
generate
+++ b/
generate
@@
-288,6
+288,10
@@
sub process_input_mk ($$$$) {
} elsif ($2 eq '$') {
od $2;
if (s{^\$}{}) { od $&; }
+ elsif (m{^[a-zA-Z]\w}) {
+ wrn
+ 'possibly confusing unbracketed single-char $-expansion';
+ }
elsif (m{^\(($esc)?([^()\$]+)\)} ||
m{^\{($esc)?([^{}\$]+)\}}) {
$note_varref->($2,!!$1);