From 18c80339a728dadaec94b3918eb58c7def68462d Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Fri, 26 Mar 2021 21:06:26 -0600
Subject: add & remove leading dots in extensions

---
 src/makefile/mod.rs | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/src/makefile/mod.rs b/src/makefile/mod.rs
index f38815d..bd8838a 100644
--- a/src/makefile/mod.rs
+++ b/src/makefile/mod.rs
@@ -36,7 +36,7 @@ impl fmt::Display for InferenceRule {
     }
 }
 
-#[derive(PartialEq, Eq, Clone)]
+#[derive(PartialEq, Eq, Clone, Debug)]
 pub struct Target {
     name: String,
     prerequisites: Vec<String>,
@@ -161,11 +161,6 @@ impl CommandLine {
 
         let execution_line = file.expand_macros(&self.execution_line, Some(target));
 
-        let avoid_execution = file.args.dry_run || file.args.question || file.args.touch;
-        if avoid_execution && !self.always_execute {
-            return;
-        }
-
         if !silent {
             println!("{}", execution_line);
         }
@@ -549,7 +544,7 @@ impl Makefile {
         if !targets.contains_key(name) || exists_but_infer_anyway {
             // When no target rule is found to update a target, the inference rules shall
             // be checked. The suffix of the target to be built...
-            let suffix = Path::new(name).extension().map_or_else(String::new, |ext| ext.to_string_lossy().into());
+            let suffix = Path::new(name).extension().map_or_else(String::new, |ext| format!(".{}", ext.to_string_lossy()));
             // is compared to the list of suffixes specified by the .SUFFIXES special
             // targets. If the .s1 suffix is found in .SUFFIXES...
             if self.special_target_has_prereq(".SUFFIXES", &suffix) || suffix.is_empty() {
@@ -558,7 +553,7 @@ impl Makefile {
                     // for the first .s2.s1 rule...
                     if rule.product == suffix {
                         // whose prerequisite file ($*.s2) exists.
-                        let prereq_path = Path::new(name).with_extension(rule.prereq.clone());
+                        let prereq_path = Path::new(name).with_extension(rule.prereq.trim_start_matches('.'));
                         let prereq_path_options = if prereq_path.is_absolute() {
                             vec![prereq_path]
                         } else {
-- 
cgit v1.2.3