a script which will determine who was the last person to change a line which has a warning upon it (and a which revision)

svn path=/trunk/netsurf/; revision=3484

utils/warning-blame.sh

@@ -0,0 +1,36 @@
+#!/bin/sh
+
+# where to store the processed list of warnings
+WARNING_LIST=/tmp/warning-list
+
+if [ $# -gt 1 ]; then
+  if [ -f $1 ]; then
+    cp $1 ${WARNING_LIST}
+  else
+    echo "Need a valid warning file"
+    exit 1
+  fi
+else
+  make clean 2>&1 >/dev/null
+  make nsgtk 2>&1 |grep "warning:" | sort | uniq > ${WARNING_LIST}
+fi
+
+for blamefile in $(cat ${WARNING_LIST} | cut -f 1 -d ':'  | sort | uniq ); do
+  if [ -f ${blamefile} ]; then
+    svn blame ${blamefile} >/tmp/blame
+
+    cat ${WARNING_LIST} | grep "^${blamefile}" >/tmp/blame-warnings
+
+    while read warning; do
+      echo ${warning}
+
+      lineno=$(echo ${warning} | cut -f 2 -d ':' ; )
+
+      cat /tmp/blame | head -n ${lineno} | tail -n 1
+
+    done < /tmp/blame-warnings
+    rm /tmp/blame-warnings
+  else
+    echo "Unable to find ${blamefile}"
+  fi
+done