remove/ignore unused variables

5 files changed, 22 insertions, 6 deletions

diff --git a/src/control.zig b/src/control.zig
index 0d3356b..c282e7a 100644
--- a/src/control.zig
+++ b/src/control.zig
@@ -173,6 +173,8 @@ pub const ControlServer = struct {
         msg: c.lo_message,
         userdata: ?*c_void,
     ) callconv(.C) c_int {
+        _ = msg;
+
         const self = @ptrCast(*ControlServer, @alignCast(@alignOf(ControlServer), userdata.?));
         const path = _path[0..c.strlen(_path)];
         const types = _types[0..@intCast(u32, argc)];
@@ -189,10 +191,13 @@ pub const ControlServer = struct {
     }
 
     fn handle_bundle_start(time: c.lo_timetag, userdata: ?*c_void) callconv(.C) c_int {
+        _ = time;
+        _ = userdata;
         return 1;
     }
 
     fn handle_bundle_end(userdata: ?*c_void) callconv(.C) c_int {
+        _ = userdata;
         return 1;
     }
 };
diff --git a/src/debug_gl.zig b/src/debug_gl.zig
index 03078df..eb6276a 100644
--- a/src/debug_gl.zig
+++ b/src/debug_gl.zig
@@ -15,6 +15,9 @@ fn glDebugMessage(
     _message: [*c]const u8,
     user: ?*const c_void,
 ) callconv(.C) void {
+    _ = id;
+    _ = user;
+
     switch (typ) {
         c.GL_DEBUG_TYPE_ERROR,
         c.GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR,
diff --git a/src/gl.zig b/src/gl.zig
index 4c91b50..9f437c5 100644
--- a/src/gl.zig
+++ b/src/gl.zig
@@ -459,6 +459,7 @@ pub const FramebufferObject = struct {
     }
 
     pub fn unbind(self: FramebufferObject) void {
+        _ = self;
         c.glBindFramebuffer(c.GL_FRAMEBUFFER, 0);
     }
 
diff --git a/src/main.zig b/src/main.zig
index cf85732..460b6a8 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -12,7 +12,7 @@ const c_allocator = @import("std").heap.c_allocator;
 var window: *c.GLFWwindow = undefined;
 
 fn errorCallback(err: c_int, description: [*c]const u8) callconv(.C) void {
-    panic("Error: {}\n", .{description});
+    panic("Error {}: {}\n", .{err, description});
 }
 
 pub fn main() !void {
@@ -59,7 +59,7 @@ pub fn main() !void {
 
     var outputs = try std.ArrayList(*out.Output).initCapacity(&arena.allocator, config.outputs.len);
     defer outputs.deinit();
-    for (config.outputs) |output_config, i| {
+    for (config.outputs) |output_config| {
         try outputs.append(out.Output.create(&arena.allocator, output_config, &constants));
     }
     defer for (outputs.items) |output| {
@@ -117,12 +117,11 @@ pub fn main() !void {
         c.glClear(c.GL_COLOR_BUFFER_BIT);
 
         const now_time = c.glfwGetTime();
-        const elapsed = now_time - prev_time;
         prev_time = now_time;
 
         const stat = try shader_file.stat();
         if (stat.mtime > last_stat.mtime) {
-            try reloadShader(&main_program, shader_file, config.fragment, stat.size);
+            try reloadShader(&main_program, config.fragment, stat.size);
             try cache.refresh();
             last_stat = stat;
         }
@@ -181,7 +180,7 @@ fn loadFile(writer: anytype, dir: []const u8, filename: []const u8) !void {
                 var include_path = parts.next().?;
                 if (include_path[0] != '"' or include_path[include_path.len - 1] != '"') {
                     std.debug.warn("{}:{}: Invalid #pragma include\n", .{file_path, line_number});
-                    std.debug.warn("{}:{}:   {}\n", .{line});
+                    std.debug.warn("{}:{}:   {}\n", .{file_path, line_number, line});
                     continue;
                 }
                 include_path = include_path[1 .. include_path.len - 1];
@@ -191,7 +190,7 @@ fn loadFile(writer: anytype, dir: []const u8, filename: []const u8) !void {
                 continue;
             } else {
                 std.debug.warn("{}:{}: Unknown #pragma directive '{}'\n", .{file_path, line_number, pragma});
-                std.debug.warn("{}:{}:   {}\n", .{line});
+                std.debug.warn("{}:{}:   {}\n", .{file_path, line_number, line});
             }
         }
 
diff --git a/src/output.zig b/src/output.zig
index 2aa6802..f4c33d7 100644
--- a/src/output.zig
+++ b/src/output.zig
@@ -125,6 +125,11 @@ pub const WindowOutput = struct {
         const userptr = c.glfwGetWindowUserPointer(win).?;
         const self = @ptrCast(*WindowOutput, @alignCast(@alignOf(WindowOutput), userptr));
 
+        _ = self;
+        _ = scancode;
+        _ = action;
+        _ = mods;
+
         switch (key) {
             //        c.GLFW_KEY_F => // toggle fullscreen
             //        c.GLFW_KEY_LEFT => // cycle through monitors
@@ -137,5 +142,8 @@ pub const WindowOutput = struct {
         const userptr = c.glfwGetWindowUserPointer(win).?;
         const self = @ptrCast(*WindowOutput, @alignCast(@alignOf(WindowOutput), userptr));
         self.resized = true;
+
+        _ = width;
+        _ = height;
     }
 };