52465: use NULL_GLOB when expanding zmv input pattern to avoid NOMATCH exit

ChangeLog

@@ -1,3 +1,8 @@
+2024-01-05  Bart Schaefer  <schaefer@zsh.org>
+
+	* 52465: Doc/Zsh/contrib.yo, Functions/Misc/zmv: use NULL_GLOB
+	when expanding the input pattern to avoid NOMATCH exit
+
 2023-12-06  Jun-ichi Takimoto  <takimoto-j@kba.biglobe.ne.jp>
 
 	* 52413: Completion/Unix/Command/_iconv: support Citrus version

Doc/Zsh/contrib.yo

@@ -4668,10 +4668,10 @@ renames `tt(foo.lis)' to `tt(foo.txt)', `tt(my.old.stuff.lis)' to
 
 The pattern is always treated as an tt(EXTENDED_GLOB) pattern.  Any file
 whose name is not changed by the substitution is simply ignored.  Any
-error (a substitution resulted in an empty string, two substitutions gave
-the same result, the destination was an existing regular file and tt(-f)
-was not given) causes the entire function to abort without doing
-anything.
+error (no files matched the var(srcpat), substitution resulted in an empty
+string, two substitutions gave the same result, the destination was an
+existing regular file and tt(-f) was not given) causes the entire function
+to abort without doing anything.
 
 In addition to pattern replacement, the variable tt($f) can be referred
 to in the second (replacement) argument.  This makes it possible to

Functions/Misc/zmv

@@ -236,12 +236,18 @@ if [[ $pat = (#b)(*)\((\*\*##/)\)(*) ]]; then
 else
   fpat=$pat
 fi
-files=(${~fpat})
 
 [[ -n $hasglobqual ]] && pat=$opat
 
 errs=()
 
+() {
+  # (#qN) breaks bareglobqual -Q option, so:
+  setopt localoptions nullglob
+  files=(${~fpat})
+}
+(( ${#files} )) || errs=( "no files matched \`$fpat'" )
+
 for f in $files; do
   if [[ $pat = (#b)(*)\(\*\*##/\)(*) ]]; then
     # This looks like a recursive glob.  This isn't good enough,