zig

commit f69305f865c346ffb2a00403efd0768f8bbdd20b (tree)
parent 4e9894cfc4c8e2e1d3e01aa2e3400b295b0ee2df
Author: Ersikan <julien.philippon@epitech.eu>
Date:   Sat, 13 Mar 2021 12:00:06 +0100

stage2: Warn when using --debug-log without logging enabled

A warning is emitted when using the debug option --debug-log when the compiler
was not compiled using the build option -Dlog. Additionnaly, the scopes are not
added to log_scopes as they have no effect.

Diffstat:
M
src/main.zig
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/main.zig b/src/main.zig
@@ -841,7 +841,11 @@ fn buildOutputType(
                     } else if (mem.eql(u8, arg, "--debug-log")) {
                         if (i + 1 >= args.len) fatal("expected parameter after {s}", .{arg});
                         i += 1;
-                        try log_scopes.append(gpa, args[i]);
+                        if (!build_options.enable_logging) {
+                            std.log.warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
+                        } else {
+                            try log_scopes.append(gpa, args[i]);
+                        }
                     } else if (mem.eql(u8, arg, "-fcompiler-rt")) {
                         want_compiler_rt = true;
                     } else if (mem.eql(u8, arg, "-fno-compiler-rt")) {