Implement intellisense for os161 source code (#17)

* Add clangd to extensions

* Add intellisense to os161 source code

* Change working directory of vscode build tasks

* Add devcontainer config to .gitignore

Author: DFriend01

.devcontainer/Dockerfile

@@ -47,6 +47,8 @@ FROM base AS dev
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get update && apt-get -y install \
         bash-completion \
+        bear \
+        clangd \
         git \
         nodejs \
         openssh-client \

.devcontainer/devcontainer.json

@@ -22,6 +22,7 @@
                 "bierner.markdown-preview-github-styles",
                 "christian-kohler.path-intellisense",
                 "eamodio.gitlens",
+                "llvm-vs-code-extensions.vscode-clangd",
                 "ms-azuretools.vscode-docker",
                 "ms-vscode.cpptools",
                 "ms-vscode.live-server",

.gitignore

@@ -1,3 +1,12 @@
 # Ignore OS161 source
 os161/
 !os161/root/sys161.conf
+
+# Clangd
+.cache/
+compile_commands.json
+
+# Devcontainer config
+.devcontainer/config
+!.devcontainer/config/README
+!.devcontainer/config/.gdbinit

os161.code-workspace

@@ -43,7 +43,16 @@
         "[c]": {
             "editor.rulers": [80],
         },
-        
+
+        // Disable C/C++ extension intellisense so clangd intellisense works
+        "C_Cpp.intelliSenseEngine": "disabled",
+
+        // Clangd configuration
+        "clangd.path": "/usr/bin/clangd",
+        "clangd.arguments": [
+            "--pretty",
+            "--compile-commands-dir=${env:WORKSPACE_DIR}"
+        ]
     },
 
     // Launch configuration
@@ -173,51 +182,36 @@
                 "label": "Build",
                 "detail": "Does a full build of OS161. Mapped to CTRL + SHIFT + B.",
                 "type": "shell",
-                "command": "./build.sh -p ${env:WORKSPACE_DIR}/os161/root -k ${input:kernel}",
-                "options": {
-                    "cwd": "${env:WORKSPACE_DIR}/scripts"
-                },
+                "command": "bear -- bash scripts/build.sh -p ${env:WORKSPACE_DIR}/os161/root -k ${input:kernel}",
                 "problemMatcher": [],
                 "group": "build"
             },
             {
                 "label": "Clean Build",
                 "detail": "Restore the source tree to a pristine state and remove all generated files",
                 "type": "shell",
-                "command": "./clean_build.sh",
-                "options": {
-                    "cwd": "${env:WORKSPACE_DIR}/scripts"
-                },
+                "command": "bash scripts/clean_build.sh",
                 "problemMatcher": []
             },
             {
                 "label": "Configure OS Tree",
                 "detail": "Configures the OS tree with the provided path",
                 "type": "shell",
-                "command": "./configure_os_tree.sh -p ${env:WORKSPACE_DIR}/os161/root",
-                "options": {
-                    "cwd": "${env:WORKSPACE_DIR}/scripts/build_helpers",
-                },
+                "command": "bash scripts/build_helpers/configure_os_tree.sh -p ${env:WORKSPACE_DIR}/os161/root",
                 "problemMatcher": [],
             },
             {
                 "label": "Compile Userland",
                 "detail": "Compiles userland in src/",
-                "command": "./compile_userland.sh",
+                "command": "bash scripts/build_helpers/compile_userland.sh",
                 "type": "shell",
-                "options": {
-                    "cwd": "${env:WORKSPACE_DIR}/scripts/build_helpers",
-                },
                 "problemMatcher": [],
             },
             {
                 "label": "Configure and Compile Kernel",
                 "detail": "Configure and compile a specified kernel",
-                "command": "./configure_and_compile_kernel.sh -k ${input:kernel}",
+                "command": "bash scripts/build_helpers/configure_and_compile_kernel.sh -k ${input:kernel}",
                 "type": "shell",
-                "options": {
-                    "cwd": "${env:WORKSPACE_DIR}/scripts/build_helpers",
-                },
                 "problemMatcher": []
             },
         ],