Fixes #121, #131 and #132. More testing needed, except bugfix commits soon.

src/cmake.cc

@@ -33,14 +33,47 @@ CMake::CMake(const boost::filesystem::path &path) {
   }
   
   if(!project_path.empty()) {
-    if(boost::filesystem::exists(project_path/"CMakeLists.txt") && !boost::filesystem::exists(project_path/"compile_commands.json"))
+    if(!boost::filesystem::exists(get_default_build_path(project_path)/"compile_commands.json"))
       create_compile_commands(project_path);
   }
 }
 
+boost::filesystem::path CMake::get_default_build_path(const boost::filesystem::path &path) {
+  boost::filesystem::path default_build_path=Config::get().terminal.default_build_path;
+  
+  const std::string path_variable_project_directory_name="<project_directory_name>";
+  size_t pos=0;
+  auto default_build_path_string=default_build_path.string();
+  auto path_filename_string=path.filename().string();
+  while((pos=default_build_path_string.find(path_variable_project_directory_name, pos))!=std::string::npos) {
+    default_build_path_string.replace(pos, path_variable_project_directory_name.size(), path_filename_string);
+    pos+=path_filename_string.size();
+  }
+  if(pos!=0)
+    default_build_path=default_build_path_string;
+  
+  if(default_build_path.is_relative())
+    default_build_path=path/default_build_path;
+    
+  if(!boost::filesystem::exists(default_build_path)) {
+    boost::system::error_code ec;
+    boost::filesystem::create_directories(default_build_path, ec);
+    if(ec) {
+      Terminal::get().print("Could not create "+default_build_path.string()+": "+ec.message(), true);
+      return boost::filesystem::path();
+    }
+  }
+  
+  return default_build_path;
+}
+
 bool CMake::create_compile_commands(const boost::filesystem::path &path) {
-  Dialog::Message message("Creating "+path.string()+"/compile_commands.json");
-  auto exit_status=Terminal::get().process(Config::get().terminal.cmake_command+" . -DCMAKE_EXPORT_COMPILE_COMMANDS=ON", path);
+  auto default_build_path=get_default_build_path(path);
+  if(default_build_path.empty())
+    return false;
+  Dialog::Message message("Creating "+default_build_path.string()+"/compile_commands.json");
+  auto exit_status=Terminal::get().process(Config::get().terminal.cmake_command+" "+
+                                           path.string()+" -DCMAKE_EXPORT_COMPILE_COMMANDS=ON", default_build_path);
   message.hide();
   if(exit_status==EXIT_SUCCESS) {
 #ifdef _WIN32 //Temporary fix to MSYS2's libclang

src/cmake.h

@@ -8,6 +8,7 @@ class CMake {
 public:
   CMake(const boost::filesystem::path &path);
   std::vector<std::pair<boost::filesystem::path, std::vector<std::string> > > get_functions_parameters(const std::string &name);
+  static boost::filesystem::path get_default_build_path(const boost::filesystem::path &path);
   static bool create_compile_commands(const boost::filesystem::path &path);
   
   std::vector<boost::filesystem::path> paths;
@@ -15,6 +16,7 @@ public:
   boost::filesystem::path project_path;
   std::unordered_map<std::string, std::string> variables;
 private:
+  
   void read_files();
   void remove_tabs();
   void remove_comments();

src/config.cc

@@ -84,6 +84,8 @@ void Config::retrieve_config() {
   window.theme_variant=cfg.get<std::string>("gtk_theme.variant");
   window.version = cfg.get<std::string>("version");
   window.default_size = {cfg.get<int>("default_window_size.width"), cfg.get<int>("default_window_size.height")};
+  
+  terminal.default_build_path=cfg.get<std::string>("project.default_build_path");
   terminal.make_command=cfg.get<std::string>("project.make_command");
   terminal.cmake_command=cfg.get<std::string>("project.cmake_command");
   terminal.history_size=cfg.get<int>("terminal_history_size");

src/config.h

@@ -24,6 +24,7 @@ public:
   
   class Terminal {
   public:
+    std::string default_build_path;
     std::string cmake_command;
     std::string make_command;
     std::string clang_format_command;

src/files.h

@@ -2,7 +2,7 @@
 #define JUCI_FILES_H_
 #include <string>
 
-#define JUCI_VERSION "1.0.0"
+#define JUCI_VERSION "1.0.1"
 
 const std::string configjson =
 "{\n"
@@ -107,6 +107,8 @@ const std::string configjson =
 "        \"close_tab\": \"<primary>w\"\n"
 "    },\n"
 "    \"project\": {\n"
+"        \"default_build_path_comment\": \"Use <project_directory_name> to insert the project top level directory name\",\n"
+"        \"default_build_path\": \"./build\",\n"
 #ifdef _WIN32
 "        \"cmake_command\": \"cmake -G\\\"MSYS Makefiles\\\" -DCMAKE_INSTALL_PREFIX="+JUCI_CMAKE_INSTALL_PREFIX+"\",\n"
 #else

src/notebook.cc

@@ -110,7 +110,7 @@ void Notebook::open(const boost::filesystem::path &file_path) {
     }
   }
   if(language && (language->get_id()=="chdr" || language->get_id()=="cpphdr" || language->get_id()=="c" || language->get_id()=="cpp" || language->get_id()=="objc")) {
-    if(boost::filesystem::exists(project_path.string()+"/CMakeLists.txt") && !boost::filesystem::exists(project_path.string()+"/compile_commands.json"))
+    if(boost::filesystem::exists(project_path.string()+"/CMakeLists.txt") && !boost::filesystem::exists(CMake::get_default_build_path(project_path)/"compile_commands.json"))
       CMake::create_compile_commands(project_path);
     source_views.emplace_back(new Source::ClangView(file_path, project_path, language));
   }

src/source_clang.cc

@@ -1,6 +1,7 @@
 #include "source_clang.h"
 #include "config.h"
 #include "terminal.h"
+#include "cmake.h"
 
 namespace sigc {
 #ifndef SIGC_FUNCTORS_DEDUCE_RESULT_TYPE_WITH_DECLTYPE
@@ -178,7 +179,7 @@ void Source::ClangViewParse::soft_reparse() {
 }
 
 std::vector<std::string> Source::ClangViewParse::get_compilation_commands() {
-  clang::CompilationDatabase db(project_path.string());
+  clang::CompilationDatabase db(CMake::get_default_build_path(project_path).string());
   clang::CompileCommands commands(file_path.string(), db);
   std::vector<clang::CompileCommand> cmds = commands.get_commands();
   std::vector<std::string> arguments;

src/window.cc

@@ -540,9 +540,16 @@ void Window::set_menu_actions() {
     if(cmake.project_path!="") {
       if(executable_path!="") {
         compiling=true;
-        Terminal::get().print("Compiling and running "+executable_path.string()+"\n");
         auto project_path=cmake.project_path;
-        Terminal::get().async_process(Config::get().terminal.make_command, cmake.project_path, [this, executable_path, project_path](int exit_status){
+        auto default_build_path=CMake::get_default_build_path(project_path);
+        auto executable_path_string=executable_path.string();
+        size_t pos=executable_path_string.find(project_path.string());
+        if(pos!=std::string::npos) {
+          executable_path_string.replace(pos, project_path.string().size(), default_build_path.string());
+          executable_path=executable_path_string;
+        }
+        Terminal::get().print("Compiling and running "+executable_path.string()+"\n");
+        Terminal::get().async_process(Config::get().terminal.make_command, default_build_path, [this, executable_path, default_build_path](int exit_status){
           compiling=false;
           if(exit_status==EXIT_SUCCESS) {
             auto executable_path_spaces_fixed=executable_path.string();
@@ -554,7 +561,7 @@ void Window::set_menu_actions() {
               }
               last_char=executable_path_spaces_fixed[c];
             }
-            Terminal::get().async_process(executable_path_spaces_fixed, project_path, [this, executable_path](int exit_status){
+            Terminal::get().async_process(executable_path_spaces_fixed, default_build_path, [this, executable_path](int exit_status){
               Terminal::get().async_print(executable_path.string()+" returned: "+std::to_string(exit_status)+'\n');
             });
           }
@@ -581,7 +588,7 @@ void Window::set_menu_actions() {
     if(cmake.project_path!="") {
       compiling=true;
       Terminal::get().print("Compiling project "+cmake.project_path.string()+"\n");
-      Terminal::get().async_process(Config::get().terminal.make_command, cmake.project_path, [this](int exit_status){
+      Terminal::get().async_process(Config::get().terminal.make_command, CMake::get_default_build_path(cmake.project_path), [this](int exit_status){
         compiling=false;
       });
     }