diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/kernel/src/erl_boot_server.erl | 6 | ||||
| -rw-r--r-- | lib/stdlib/src/filelib.erl | 14 | ||||
| -rw-r--r-- | lib/stdlib/test/filelib_SUITE.erl | 25 |
3 files changed, 40 insertions, 5 deletions
diff --git a/lib/kernel/src/erl_boot_server.erl b/lib/kernel/src/erl_boot_server.erl index 9a49655a9f..ef09d86ca4 100644 --- a/lib/kernel/src/erl_boot_server.erl +++ b/lib/kernel/src/erl_boot_server.erl @@ -341,9 +341,13 @@ handle_command(S, PS, Msg) -> send_file_result(S, list_dir, Res), PS2; {read_file_info,File} -> - {Res, PS2} = erl_prim_loader:prim_read_file_info(PS, File), + {Res, PS2} = erl_prim_loader:prim_read_file_info(PS, File, true), send_file_result(S, read_file_info, Res), PS2; + {read_link_info,File} -> + {Res, PS2} = erl_prim_loader:prim_read_file_info(PS, File, false), + send_file_result(S, read_link_info, Res), + PS2; get_cwd -> {Res, PS2} = erl_prim_loader:prim_get_cwd(PS, []), send_file_result(S, get_cwd, Res), diff --git a/lib/stdlib/src/filelib.erl b/lib/stdlib/src/filelib.erl index c0921e4cf1..9efbe8da20 100644 --- a/lib/stdlib/src/filelib.erl +++ b/lib/stdlib/src/filelib.erl @@ -265,7 +265,7 @@ do_wildcard(Pattern, Cwd, Mod) -> lists:sort(Files). do_wildcard_1({exists,File}, Mod) -> - case eval_read_file_info(File, Mod) of + case eval_read_link_info(File, Mod) of {ok,_} -> [File]; _ -> [] end; @@ -488,7 +488,7 @@ badpattern(Reason) -> error({badpattern,Reason}). eval_read_file_info(File, file) -> - file:read_link_info(File); + file:read_file_info(File); eval_read_file_info(File, erl_prim_loader) -> case erl_prim_loader:read_file_info(File) of error -> {error, erl_prim_loader}; @@ -497,6 +497,16 @@ eval_read_file_info(File, erl_prim_loader) -> eval_read_file_info(File, Mod) -> Mod:read_file_info(File). +eval_read_link_info(File, file) -> + file:read_link_info(File); +eval_read_link_info(File, erl_prim_loader) -> + case erl_prim_loader:read_link_info(File) of + error -> {error, erl_prim_loader}; + Res-> Res + end; +eval_read_link_info(File, Mod) -> + Mod:read_link_info(File). + eval_list_dir(Dir, file) -> file:list_dir(Dir); eval_list_dir(Dir, erl_prim_loader) -> diff --git a/lib/stdlib/test/filelib_SUITE.erl b/lib/stdlib/test/filelib_SUITE.erl index 8203a03a7a..f1a072194a 100644 --- a/lib/stdlib/test/filelib_SUITE.erl +++ b/lib/stdlib/test/filelib_SUITE.erl @@ -23,7 +23,8 @@ init_per_group/2,end_per_group/2, init_per_testcase/2,end_per_testcase/2, wildcard_one/1,wildcard_two/1,wildcard_errors/1, - fold_files/1,otp_5960/1,ensure_dir_eexist/1,symlinks/1]). + fold_files/1,otp_5960/1,ensure_dir_eexist/1,ensure_dir_symlink/1, + symlinks/1]). -import(lists, [foreach/2]). @@ -43,7 +44,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [wildcard_one, wildcard_two, wildcard_errors, - fold_files, otp_5960, ensure_dir_eexist, symlinks]. + fold_files, otp_5960, ensure_dir_eexist, ensure_dir_symlink, symlinks]. groups() -> []. @@ -367,6 +368,26 @@ ensure_dir_eexist(Config) when is_list(Config) -> ?line {error, eexist} = filelib:ensure_dir(NeedFileB), ok. +ensure_dir_symlink(Config) when is_list(Config) -> + PrivDir = ?config(priv_dir, Config), + Dir = filename:join(PrivDir, "ensure_dir_symlink"), + Name = filename:join(Dir, "same_name_as_file_and_dir"), + ok = filelib:ensure_dir(Name), + ok = file:write_file(Name, <<"some string\n">>), + %% With a symlink to the directory. + Symlink = filename:join(PrivDir, "ensure_dir_symlink_link"), + case file:make_symlink(Dir, Symlink) of + {error,enotsup} -> + {skip,"Symlinks not supported on this platform"}; + {error,eperm} -> + {win32,_} = os:type(), + {skip,"Windows user not privileged to create symlinks"}; + ok -> + SymlinkedName = filename:join(Symlink, "same_name_as_file_and_dir"), + ok = filelib:ensure_dir(SymlinkedName) + end. + + symlinks(Config) when is_list(Config) -> PrivDir = ?config(priv_dir, Config), Dir = filename:join(PrivDir, ?MODULE_STRING++"_symlinks"), |