From ab644ad10b00a5fd23e8d8a705a7a8a8aaf53c57 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Tue, 8 Jul 2003 09:53:46 +0000
Subject: [PATCH] * BaseName() primitive for the generation of more sensible
 names   (especially in fetchurl.fix).

---
 src/fix.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/fix.cc b/src/fix.cc
index eb77a4942..0797362fd 100644
--- a/src/fix.cc
+++ b/src/fix.cc
@@ -208,6 +208,14 @@ static Expr evalExpr(Expr e)
         return ATmake("Include(<str>)", ((string) eHash).c_str());
     }
 
+    /* BaseName primitive function. */
+    if (ATmatch(e, "BaseName(<term>)", &e1)) {
+        e1 = evalExpr(e1);
+        if (!ATmatch(e1, "<str>", &s1)) 
+            throw badTerm("string expected", e1);
+        return ATmake("<str>", baseNameOf(s1).c_str());
+    }
+
     /* Barf. */
     throw badTerm("invalid expression", e);
 }