Tcl script, make target, and redis.c changes to build the static symbol table automagically

utils/build-static-symbols.tcl

@@ -0,0 +1,22 @@
+# Build a symbol table for static symbols of redis.c
+# Useful to get stack traces on segfault without a debugger. See redis.c
+# for more information.
+#
+# Copyright(C) 2009 Salvatore Sanfilippo, under the BSD license.
+
+set fd [open redis.c]
+set symlist {}
+while {[gets $fd line] != -1} {
+    if {[regexp {^static +[A-z0-9]+[ *]+([A-z0-9]*)\(} $line - sym]} {
+        lappend symlist $sym
+    }
+}
+set symlist [lsort -unique $symlist]
+puts "static struct redisFunctionSym symsTable\[\] = {"
+foreach sym $symlist {
+    puts "{\"$sym\",(unsigned long)$sym},"
+}
+puts "{NULL,0}"
+puts "};"
+
+close $fd