From a61f65cbd5aea86715689527aad2a4f1c5063b99 Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Tue, 6 Apr 2021 19:27:05 -0600
Subject: implement function `abspath`

---
 src/makefile/functions.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/makefile/functions.rs b/src/makefile/functions.rs
index c111fba..51bf0f9 100644
--- a/src/makefile/functions.rs
+++ b/src/makefile/functions.rs
@@ -85,6 +85,10 @@ pub fn expand_call(
             assert_eq!(args.len(), 1);
             file_name::realpath(macros, &args[0])
         }
+        "abspath" => {
+            assert_eq!(args.len(), 1);
+            file_name::abspath(macros, &args[0])
+        }
 
         "if" => {
             assert!(args.len() == 2 || args.len() == 3);
@@ -382,6 +386,11 @@ mod file_name {
             .collect::<Vec<_>>();
         Ok(results.join(" "))
     }
+
+    pub fn abspath(macros: &MacroSet, targets: &TokenString) -> Result<String> {
+        // TODO don't resolve symlinks
+        realpath(macros, targets)
+    }
 }
 
 // Functions for Conditionals
-- 
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