2 files changed, 50 insertions, 6 deletions
diff --git a/awklib/eg/prog/extract.awk b/awklib/eg/prog/extract.awk
index f5dfcf40..ff598e8e 100644
--- a/awklib/eg/prog/extract.awk
+++ b/awklib/eg/prog/extract.awk
@@ -30,7 +30,7 @@ BEGIN    { IGNORECASE = 1 }
     }
     if ($3 != curfile) {
         if (curfile != "")
-            close(curfile)
+            filelist[curfile]++     # save to close later
         curfile = $3
     }
 
@@ -60,14 +60,13 @@ BEGIN    { IGNORECASE = 1 }
         print join(a, 1, n, SUBSEP) > curfile
     }
 }
+END {
+    for (f in filelist)
+        close(filelist[f])
+}
 function unexpected_eof()
 {
     printf("extract: %s:%d: unexpected EOF or error\n",
                      FILENAME, FNR) > "/dev/stderr"
     exit 1
 }
-
-END {
-    if (curfile)
-        close(curfile)
-}
diff --git a/awklib/eg/prog/indirectcall.awk b/awklib/eg/prog/indirectcall.awk
index 165b022a..b2b82686 100644
--- a/awklib/eg/prog/indirectcall.awk
+++ b/awklib/eg/prog/indirectcall.awk
@@ -1,3 +1,48 @@
+# indirectcall.awk --- Demonstrate indirect function calls
+#
+# Arnold Robbins, arnold@skeeve.com, Public Domain
+# January 2009
+# average --- return the average of the values in fields $first - $last
+
+function average(first, last,   sum, i)
+{
+    sum = 0;
+    for (i = first; i <= last; i++)
+        sum += $i
+
+    return sum / (last - first + 1)
+}
+
+# sum --- return the sum of the values in fields $first - $last
+
+function sum(first, last,   ret, i)
+{
+    ret = 0;
+    for (i = first; i <= last; i++)
+        ret += $i
+
+    return ret
+}
+# For each record, print the class name and the requested statistics
+{
+    class_name = $1
+    gsub(/_/, " ", class_name)  # Replace _ with spaces
+
+    # find start
+    for (i = 1; i <= NF; i++) {
+        if ($i == "data:") {
+            start = i + 1
+            break
+        }
+    }
+
+    printf("%s:\n", class_name)
+    for (i = 2; $i != "data:"; i++) {
+        the_function = $i
+        printf("\t%s: <%s>\n", $i, @the_function(start, NF) "")
+    }
+    print ""
+}
 # num_lt --- do a numeric less than comparison
 
 function num_lt(left, right)