[mac] Ensure minimum osx version

v2/pkg/commands/build/base.go

@@ -298,7 +298,7 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 			if v != "" {
 				v += " "
 			}
-			v += "-I" + buildBaseDir
+			v += "-mmacosx-version-min=10.13"
 			return v
 		})
 		// Use upsertEnv so we don't overwrite user's CGO_CXXFLAGS
@@ -313,6 +313,17 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 		cmd.Env = upsertEnv(cmd.Env, "CGO_ENABLED", func(v string) string {
 			return "1"
 		})
+		if runtime.GOOS == "darwin" {
+			// Set the minimum Mac SDK to 10.13
+			cmd.Env = upsertEnv(cmd.Env, "CGO_LDFLAGS", func(v string) string {
+				if v != "" {
+					v += " "
+				}
+				v += "-mmacosx-version-min=10.13"
+
+				return v
+			})
+		}
 	}
 
 	cmd.Env = upsertEnv(cmd.Env, "GOOS", func(v string) string {

website/docs/gettingstarted/installation.mdx

@@ -7,7 +7,8 @@ sidebar_position: 1
 ## Supported Platforms
 
 - Windows 10
-- MacOS x64 & arm64 (due October '21)
+- MacOS 10.13+ (amd64)
+- MacOS 11.0+ (arm64)
 - Linux (due December '21)
 
 ## Dependencies

website/docs/reference/cli.mdx

@@ -141,6 +141,7 @@ Your system is ready for Wails development!
 |  -debounce         | The time to wait for reload after an asset change is detected  | 100 (milliseconds) |
 |  -devserverurl "url"         | Use 3rd party dev server url, EG Vite  | "http://localhost:34115" |
 |  -appargs "args"         | Arguments passed to the application in shell style  | |
+|  -platform "platform"    | Platform/Arch to target | `runtime.GOOS` |
 
 If the `assetdir`, `wailsjsdir`, `debounce` or `devserverurl` flags are provided on the command line, they are saved in
 `wails.json`, and become the defaults for subsequent invocations.