diff options
Diffstat (limited to 'src/Module.zig')
| -rw-r--r-- | src/Module.zig | 45 |
1 files changed, 43 insertions, 2 deletions
diff --git a/src/Module.zig b/src/Module.zig index 8575c59f4c..0bdeab68d0 100644 --- a/src/Module.zig +++ b/src/Module.zig @@ -22,6 +22,7 @@ const ast = std.zig.ast; const trace = @import("tracy.zig").trace; const astgen = @import("astgen.zig"); const zir_sema = @import("zir_sema.zig"); +const target_util = @import("target.zig"); const default_eval_branch_quota = 1000; @@ -1109,8 +1110,48 @@ fn astGenAndAnalyzeDecl(self: *Module, decl: *Decl) !bool { if (fn_proto.getVarArgsToken()) |var_args_token| { return self.failTok(&fn_type_scope.base, var_args_token, "TODO implement var args", .{}); } - if (fn_proto.getLibName()) |lib_name| { - return self.failNode(&fn_type_scope.base, lib_name, "TODO implement function library name", .{}); + if (fn_proto.getLibName()) |lib_name| blk: { + const lib_name_str = mem.trim(u8, tree.tokenSlice(lib_name.firstToken()), "\""); // TODO: call identifierTokenString + log.debug("extern fn symbol expected in lib '{s}'", .{lib_name_str}); + const target = self.comp.getTarget(); + if (target_util.is_libc_lib_name(target, lib_name_str)) { + if (!self.comp.bin_file.options.link_libc) { + return self.failNode( + &fn_type_scope.base, + lib_name, + "dependency on libc must be explicitly specified in the build command", + .{}, + ); + } + break :blk; + } + if (target_util.is_libcpp_lib_name(target, lib_name_str)) { + if (!self.comp.bin_file.options.link_libcpp) { + return self.failNode( + &fn_type_scope.base, + lib_name, + "dependency on libc++ must be explicitly specified in the build command", + .{}, + ); + } + break :blk; + } + if (!target.isWasm() and !self.comp.bin_file.options.pic) { + return self.failNode( + &fn_type_scope.base, + lib_name, + "dependency on dynamic library '{s}' requires enabling Position Independent Code. Fixed by `-l{s}` or `-fPIC`.", + .{ lib_name, lib_name }, + ); + } + self.comp.stage1AddLinkLib(lib_name_str) catch |err| { + return self.failNode( + &fn_type_scope.base, + lib_name, + "unable to add link lib '{s}': {s}", + .{ lib_name, @errorName(err) }, + ); + }; } if (fn_proto.getAlignExpr()) |align_expr| { return self.failNode(&fn_type_scope.base, align_expr, "TODO implement function align expression", .{}); |