Created filereader

blinky/project.json

@@ -36,17 +36,10 @@
       // and overrides of global settings here.      
     },
     "atmega328p": {
-      "type": "executable",
+        "type": "object-files",
-      "triple": "avr-atmel-none",
+        "cpu": "atmega328p",
-      "cpu": "atmega328p",
+        "use-stdlib": false,
-      "linker-flags": [
+        "output": "build/blinky.o"
-        "-L/home/coder/bin/avr-toolchain/lib",
-        "-Tdata=0x800100",
-        "-mmcu=atmega328p"
-      ],
-      "c-include-dirs": [
-        "/home/coder/bin/avr-toolchain/include"
-      ]
     }
   },
   // Global settings.

textfilereader/.gitignore

@@ -0,0 +1,2 @@
+build/
+out/

textfilereader/project.json

@@ -0,0 +1,45 @@
+{
+  // Language version of C3.
+  "langrev": "1",
+  // Warnings used for all targets.
+  "warnings": [ "no-unused" ],
+  // Directories where C3 library files may be found.
+  "dependency-search-paths": [ "lib" ],
+  // Libraries to use for all targets.
+  "dependencies": [ ],
+  // Authors, optionally with email.
+  "authors": [ "Khwezi Mngoma <khwezi@mngoma.africa>" ],
+  // Version using semantic versioning.
+  "version": "0.1.0",
+  // Sources compiled for all targets.
+  "sources": [ "src/**" ],
+  // Test sources compiled for all targets.
+  "test-sources": [ "test/**" ],
+  // C sources if the project also compiles C sources
+  // relative to the project file.
+  // "c-sources": [ "csource/**" ],
+  // Include directories for C sources relative to the project file.
+  // "c-include-dirs": [ "csource/include" ],
+  // Build location, relative to project file.
+  "build-dir": "build",
+  // Output location, relative to project file.
+  "output": "build",
+  // Architecture and OS target.
+  // You can use 'c3c --list-targets' to list all valid targets.
+  // "target": "windows-x64",
+  // Targets.
+  "targets": {
+    "textfilereader": {
+      // Executable or library.
+      "type": "executable",
+      // Additional libraries, sources
+      // and overrides of global settings here.
+    }
+  },
+  // Global settings.
+  // CPU name, used for optimizations in the LLVM backend.
+  "cpu": "generic",
+  // Optimization: "O0", "O1", "O2", "O3", "O4", "O5", "Os", "Oz".
+  "opt": "O0"
+  // See resources/examples/project_all_settings.json and 'c3c --list-project-properties' to see more properties.
+}

textfilereader/src/main.c3

@@ -0,0 +1,60 @@
+module textfilereader;
+
+import std::io;
+
+fn String? read_file(String filename) 
+{
+    ulong? size = io::file::get_size(filename);
+    if (catch err = size) return err~;
+
+    char[] buffer = mem::new_array(char, size);
+
+    File? handle = io::file::open(filename, "r");
+    
+	if (catch err = handle) 
+	{
+        free(buffer);
+
+        return err~;
+    }
+
+    defer (void)handle.close();
+
+    (void)handle.read(buffer);
+    
+    return (String)buffer;
+}
+
+fn int main(String[] args)
+{
+    if (args.len < 2)
+	{
+		io::printn("Please specify file");
+
+		return -1;
+	} 
+
+	String filename = args[1];
+
+    String? data = read_file(filename);
+
+    if (catch excuse = data)
+    {
+		if(excuse == io::FILE_NOT_FOUND)
+     	{
+			io::printfn("File not found: %s", filename);
+		}
+		else
+		{
+			io::printfn("Could not read file: %s", excuse);
+		}
+
+        return -1;
+    }
+
+    io::printfn("%s", data);
+
+    free(data); 
+
+    return 0;
+}