From 8a4dfbbbe76a2aef35427b7915d6e28bab165c43 Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Sun, 12 May 2024 16:07:53 +0200
Subject: Build static and dynamic libs

---
 Builder.cpp | 72 ++++++++++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 52 insertions(+), 20 deletions(-)

(limited to 'Builder.cpp')

diff --git a/Builder.cpp b/Builder.cpp
index cc756f2..4850be3 100644
--- a/Builder.cpp
+++ b/Builder.cpp
@@ -55,7 +55,13 @@ namespace {
   // iterate over all <build> elements
   for (const auto& element: ptree.get_child(topelement)) {
    if (is_match(element, target)) {
-    result.push_back(element.second.get<std::string>("name"));
+    fs::path target_name{element.second.get<std::string>("name")};
+    result.push_back(target_name);
+
+    // special case dynamic lib: add links automatically
+    if (is_dynamic_lib(target_name)) {
+     result.push_back(soname_short(target_name));
+    }
    }
   }
 
@@ -285,22 +291,33 @@ std::vector<fs::path> Builder::make_depfile_from(const fs::path& p) const
  return deps_from_depfile(depfile);
 }
 
-std::unordered_map<fs::path, std::vector<fs::path>> Builder::get_dependencies(const pt::ptree& ptree) const
+std::unordered_map<fs::path, std::vector<fs::path>> Builder::get_dependencies(const pt::ptree& ptree, bool include_sources) const
 {
  std::unordered_map<fs::path, std::vector<fs::path>> dependencies;
 
  for (const auto& element: ptree.get_child(topelement)) {
   if (is_match(element, _target)) {
-   dependencies.emplace(get_target(element.second), get_objects(element.second));
-
-   std::vector<fs::path> sources{get_sources(element.second)};
-   for (const auto& p: sources) {
-    fs::path p_obj{p};
-    p_obj.replace_extension("o");
-    std::vector<fs::path> deps {make_depfile_from(p)};
-    // keep .d files for now to speed dependencies detection on following runs
-    //fs::remove(depfile_name_from(p));
-    dependencies.emplace(p_obj, deps);
+   // add target
+   fs::path target{get_target(element.second)};
+   dependencies.emplace(target, get_objects(element.second));
+
+   // add dynamic lib links
+   if (is_dynamic_lib(target)) {
+    dependencies.emplace(soname_shorter(target), std::vector<fs::path>{{target}});
+    dependencies.emplace(soname_short(target), std::vector<fs::path>{{soname_shorter(target)}});
+   }
+
+   if (include_sources) {
+    // add source dependencies of *.o
+    std::vector<fs::path> sources{get_sources(element.second)};
+    for (const auto& p: sources) {
+     fs::path p_obj{p};
+     p_obj.replace_extension("o");
+     std::vector<fs::path> deps {make_depfile_from(p)};
+     // keep .d files for now to speed dependencies detection on following runs
+     //fs::remove(depfile_name_from(p));
+     dependencies.emplace(p_obj, deps);
+    }
    }
   }
  }
@@ -397,9 +414,8 @@ void Builder::build_filelist() {
  }
 }
 
-// build everything according to specified configuration
-void Builder::build() {
- _dependencies = get_dependencies(_ptree);
+std::unordered_set<fs::path> Builder::get_buildlist(std::function<bool(const fs::path&)> outdated_pred) {
+ std::unordered_set<fs::path> result;
 
  // create build list by depth-first search
  //std::cout << "Calculating build list..." << std::endl;
@@ -418,11 +434,20 @@ void Builder::build() {
    container.push(i);
   }
 
-  if (is_outdated(current) && is_buildable_by_extension(current)) {
-   _buildlist.insert(current);
+  if (outdated_pred(current) && is_buildable_by_extension(current)) {
+   result.insert(current);
   }
  }
 
+ return result;
+}
+
+// build everything according to specified configuration
+void Builder::build() {
+ _dependencies = get_dependencies(_ptree);
+
+ _buildlist = get_buildlist([&](const fs::path& i)->bool{return is_outdated(i);});
+
  //std::cout << "Build list:" << std::endl;
  //for (auto &i: _buildlist) {
  // std::cout << "  " << i << std::endl;
@@ -431,9 +456,16 @@ void Builder::build() {
  build_filelist();
 }
 
-void Builder::clean() const {
- std::vector<fs::path> cleanlist{_all_objects};
- std::copy(_all_targets.cbegin(), _all_targets.cend(), std::back_inserter(cleanlist));
+void Builder::clean() {
+ _dependencies = get_dependencies(_ptree, false);
+ std::unordered_set<fs::path> cleanlist{get_buildlist([](const fs::path& i)->bool{ return true;})};
+
+ std::unordered_set<fs::path> add;
+ for (const auto& i: cleanlist) {
+  std::vector<fs::path> deps{dependencies_of(i)};
+  std::copy(deps.begin(), deps.end(), std::inserter(add, add.begin()));
+ }
+ std::copy(add.begin(), add.end(), std::inserter(cleanlist, cleanlist.begin()));
 
  std::vector<std::string> commands;
  for (auto &i: cleanlist) {
-- 
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