1 files changed, 1 insertions, 48 deletions
diff --git a/Functions/VCS_Info/VCS_INFO_quilt b/Functions/VCS_Info/VCS_INFO_quilt
index 6adf0a358..4c61506cd 100644
--- a/Functions/VCS_Info/VCS_INFO_quilt
+++ b/Functions/VCS_Info/VCS_INFO_quilt
@@ -80,55 +80,8 @@ function VCS_INFO_quilt-dirfind() {
     return ${ret}
 }
 
-# This function takes as an argument a filename of a patch and sets $REPLY to
-# a single-line "subject", or unsets it if no subject could be extracted.
 function VCS_INFO_quilt-patch2subject() {
-    integer i
-    integer -r LIMIT=10
-    local -a lines
-    local needle
-    if [[ -f "$1" ]]; then
-        # Extract the first LIMIT lines, or up to the first empty line or the start of the unidiffs,
-        # whichever comes first.
-        while (( i++ < LIMIT )); do
-            IFS= read -r "lines[$i]"
-            if [[ -z ${lines[$i]} ]] || [[ ${lines[$i]} == (#b)(---|Index:)* ]]; then
-                lines[$i]=()
-                break
-            fi
-        done < "$1"
-        
-        if needle=${lines[(i)Subject:*]}; (( needle <= $#lines )); then
-            # "Subject: foo" line, plus rfc822 whitespace unfolding.
-            #
-            # Example: 'git format-patch' patches.
-            REPLY=${lines[needle]}
-            REPLY=${REPLY#*: }
-            REPLY=${REPLY#\[PATCH\] }
-            while [[ ${${lines[++needle]}[1]} == ' ' ]]; do
-                REPLY+=${lines[needle]}
-            done
-        elif needle=${lines[(r)Description:*]}; [[ -n $needle ]]; then
-            # "Description: foo" line.
-            #
-            # Example: DEP-3 patches.
-            REPLY=${needle#*: }
-        elif [[ ${lines[1]} == '# HG changeset patch' ]] && { needle=${${lines:#([#]*)}[1]}; [[ -n $needle ]] }; then
-            # Mercurial patch
-            REPLY=$needle
-        elif (( ${+lines[1]} )); then
-            # The first line of the file is not part of the diff.
-            REPLY=${lines[1]}
-        else
-            # The patch has no subject.
-            unset REPLY
-            return 0
-        fi
-    else
-        # The patch cannot be examined, or invalid arguments.
-        unset REPLY
-        return 1
-    fi
+    VCS_INFO_patch2subject "$@"
 }
 
 function VCS_INFO_quilt() {