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-rw-r--r--erts/emulator/beam/atom.names1
-rw-r--r--erts/emulator/beam/erl_init.c53
-rw-r--r--erts/emulator/beam/erl_unicode.c17
-rw-r--r--erts/emulator/beam/sys.h14
-rw-r--r--erts/emulator/sys/common/erl_sys_common_misc.c9
-rw-r--r--erts/preloaded/ebin/erl_prim_loader.beambin54120 -> 54360 bytes
-rw-r--r--erts/preloaded/ebin/prim_file.beambin41128 -> 42004 bytes
-rw-r--r--erts/preloaded/src/erl_prim_loader.erl12
-rw-r--r--erts/preloaded/src/prim_file.erl32
9 files changed, 125 insertions, 13 deletions
diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names
index f138324e1f..ce60bb9bbc 100644
--- a/erts/emulator/beam/atom.names
+++ b/erts/emulator/beam/atom.names
@@ -269,6 +269,7 @@ atom hipe_architecture
atom http httph https http_response http_request http_header http_eoh http_error http_bin httph_bin
atom id
atom if_clause
+atom ignore
atom imports
atom in
atom in_exiting
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index 223c9c4d7e..ec3e0d54cb 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -981,19 +981,64 @@ erl_start(int argc, char **argv)
break;
case 'f':
if (!strncmp(argv[i],"-fn",3)) {
+ int warning_type = ERL_FILENAME_WARNING_WARNING;
arg = get_arg(argv[i]+3, argv[i+1], &i);
switch (*arg) {
case 'u':
- erts_set_user_requested_filename_encoding(ERL_FILENAME_UTF8);
+ switch (*(argv[i]+4)) {
+ case 'w':
+ case 0:
+ break;
+ case 'i':
+ warning_type = ERL_FILENAME_WARNING_IGNORE;
+ break;
+ case 'e':
+ warning_type = ERL_FILENAME_WARNING_ERROR;
+ break;
+ default:
+ erts_fprintf(stderr, "bad type of warnings for "
+ "wrongly coded filename: %s\n", argv[i]+4);
+ erts_usage();
+ }
+ erts_set_user_requested_filename_encoding
+ (
+ ERL_FILENAME_UTF8,
+ warning_type
+ );
break;
case 'l':
- erts_set_user_requested_filename_encoding(ERL_FILENAME_LATIN1);
+ erts_set_user_requested_filename_encoding
+ (
+ ERL_FILENAME_LATIN1,
+ warning_type
+ );
break;
case 'a':
- erts_set_user_requested_filename_encoding(ERL_FILENAME_UNKNOWN);
+ switch (*(argv[i]+4)) {
+ case 'w':
+ case 0:
+ break;
+ case 'i':
+ warning_type = ERL_FILENAME_WARNING_IGNORE;
+ break;
+ case 'e':
+ warning_type = ERL_FILENAME_WARNING_ERROR;
+ break;
+ default:
+ erts_fprintf(stderr, "bad type of warnings for "
+ "wrongly coded filename: %s\n", argv[i]+4);
+ erts_usage();
+ }
+ erts_set_user_requested_filename_encoding
+ (
+ ERL_FILENAME_UNKNOWN,
+ warning_type
+ );
break;
default:
- erts_fprintf(stderr, "bad filename encoding %s, can be (l,u or a)\n", arg);
+ erts_fprintf(stderr, "bad filename encoding %s, can be "
+ "(l,u or a, optionally followed by w, "
+ "i or e)\n", arg);
erts_usage();
}
break;
diff --git a/erts/emulator/beam/erl_unicode.c b/erts/emulator/beam/erl_unicode.c
index 99108af937..8d7930e5fa 100644
--- a/erts/emulator/beam/erl_unicode.c
+++ b/erts/emulator/beam/erl_unicode.c
@@ -2573,8 +2573,20 @@ BIF_RETTYPE prim_file_internal_native2name_1(BIF_ALIST_1)
case ERL_FILENAME_UTF8:
bytes = erts_get_aligned_binary_bytes(BIF_ARG_1, &temp_alloc);
if (erts_analyze_utf8(bytes,size,&err_pos,&num_chars,NULL) != ERTS_UTF8_OK) {
+ Eterm *hp = HAlloc(BIF_P,3);
+ Eterm warn_type = NIL;
erts_free_aligned_binary_bytes(temp_alloc);
- goto noconvert;
+ switch (erts_get_filename_warning_type()) {
+ case ERL_FILENAME_WARNING_IGNORE:
+ warn_type = am_ignore;
+ break;
+ case ERL_FILENAME_WARNING_ERROR:
+ warn_type = am_error;
+ break;
+ default:
+ warn_type = am_warning;
+ }
+ BIF_RET(TUPLE2(hp,am_error,warn_type));
}
num_built = 0;
num_eaten = 0;
@@ -2607,9 +2619,8 @@ BIF_RETTYPE prim_file_internal_native2name_1(BIF_ALIST_1)
erts_free_aligned_binary_bytes(temp_alloc);
BIF_RET(ret);
default:
- goto noconvert;
+ break;
}
- noconvert:
BIF_RET(BIF_ARG_1);
}
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index 249a9c05c2..9416a91480 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -1029,10 +1029,22 @@ char* win32_errorstr(int);
#define ERL_FILENAME_UTF8_MAC (3)
#define ERL_FILENAME_WIN_WCHAR (4)
+/************************************************************************
+ * If a filename in for example list_dir is not in the right encoding, it
+ * will be skipped in the resulting list, but depending on a startup setting
+ * we will inform the user in different ways. These macros define the
+ * different reactions to wrongly coded filenames. In the error case an
+ * exception will be thrown by prim_file.
+ ************************************************************************/
+#define ERL_FILENAME_WARNING_WARNING (0)
+#define ERL_FILENAME_WARNING_IGNORE (1)
+#define ERL_FILENAME_WARNING_ERROR (2)
+
int erts_get_native_filename_encoding(void);
/* The set function is only to be used by erl_init! */
-void erts_set_user_requested_filename_encoding(int encoding);
+void erts_set_user_requested_filename_encoding(int encoding, int warning);
int erts_get_user_requested_filename_encoding(void);
+int erts_get_filename_warning_type(void);
void erts_init_sys_common_misc(void);
diff --git a/erts/emulator/sys/common/erl_sys_common_misc.c b/erts/emulator/sys/common/erl_sys_common_misc.c
index 1bf5fa89f4..a0cd4cd10a 100644
--- a/erts/emulator/sys/common/erl_sys_common_misc.c
+++ b/erts/emulator/sys/common/erl_sys_common_misc.c
@@ -47,14 +47,16 @@
/* Written once and only once */
static int filename_encoding = ERL_FILENAME_UNKNOWN;
+static int filename_warning = ERL_FILENAME_WARNING_WARNING;
#if defined(__WIN32__) || defined(__DARWIN__)
static int user_filename_encoding = ERL_FILENAME_UTF8; /* Default unicode on windows */
#else
static int user_filename_encoding = ERL_FILENAME_LATIN1;
#endif
-void erts_set_user_requested_filename_encoding(int encoding)
+void erts_set_user_requested_filename_encoding(int encoding, int warning)
{
user_filename_encoding = encoding;
+ filename_warning = warning;
}
int erts_get_user_requested_filename_encoding(void)
@@ -62,6 +64,11 @@ int erts_get_user_requested_filename_encoding(void)
return user_filename_encoding;
}
+int erts_get_filename_warning_type(void)
+{
+ return filename_warning;
+}
+
void erts_init_sys_common_misc(void)
{
#if defined(__WIN32__)
diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam
index f8c2df3a5a..4a3af265c1 100644
--- a/erts/preloaded/ebin/erl_prim_loader.beam
+++ b/erts/preloaded/ebin/erl_prim_loader.beam
Binary files differ
diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam
index ca93edbe25..b1b54ca050 100644
--- a/erts/preloaded/ebin/prim_file.beam
+++ b/erts/preloaded/ebin/prim_file.beam
Binary files differ
diff --git a/erts/preloaded/src/erl_prim_loader.erl b/erts/preloaded/src/erl_prim_loader.erl
index c2fac8c0fc..7490954f2d 100644
--- a/erts/preloaded/src/erl_prim_loader.erl
+++ b/erts/preloaded/src/erl_prim_loader.erl
@@ -150,7 +150,17 @@ start_it("inet", Id, Pid, Hosts) ->
start_it("efile", Id, Pid, _Hosts) ->
process_flag(trap_exit, true),
{ok, Port} = prim_file:start(),
- init_ack(Pid),
+ %% Check that we started in a valid directory.
+ case prim_file:get_cwd(Port) of
+ {error, _} ->
+ %% At this point in the startup, we have no error_logger at all.
+ Report = "Invalid current directory or invalid filename "
+ "mode: loader cannot read current directory\n",
+ erlang:display(Report),
+ exit({error, invalid_current_directory});
+ _ ->
+ init_ack(Pid)
+ end,
MultiGet = case erlang:system_info(thread_pool_size) of
0 -> false;
_ -> true
diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl
index af1a6127c9..27e7640b7e 100644
--- a/erts/preloaded/src/prim_file.erl
+++ b/erts/preloaded/src/prim_file.erl
@@ -155,13 +155,15 @@
internal_normalize_utf8/1]).
-type prim_file_name() :: string() | unicode:unicode_binary().
+-type prim_file_name_error() :: 'error' | 'ignore' | 'warning'.
-spec internal_name2native(prim_file_name()) -> binary().
internal_name2native(_) ->
erlang:nif_error(undefined).
--spec internal_native2name(binary()) -> prim_file_name().
+-spec internal_native2name(binary()) ->
+ prim_file_name() | {'error',prim_file_name_error()}.
internal_native2name(_) ->
erlang:nif_error(undefined).
@@ -924,7 +926,21 @@ list_dir_response(Port, Acc0) ->
end.
list_dir_convert([Name|Names]) ->
- [prim_file:internal_native2name(Name)|list_dir_convert(Names)];
+ %% If the filename cannot be converted, return error or ignore
+ %% with optional error logger warning, depending on +fn{u|a}{i|e|w}
+ %% emulator switches.
+ case prim_file:internal_native2name(Name) of
+ {error, warning} ->
+ error_logger:warning_msg("Non-unicode filename ~p ignored\n",
+ [Name]),
+ list_dir_convert(Names);
+ {error, ignore} ->
+ list_dir_convert(Names);
+ {error, error} ->
+ {error, {no_translation, Name}};
+ Converted when is_list(Converted) ->
+ [Converted|list_dir_convert(Names)]
+ end;
list_dir_convert([]) -> [].
%%%-----------------------------------------------------------------
@@ -933,7 +949,17 @@ list_dir_convert([]) -> [].
handle_fname_response(Port) ->
case drv_get_response(Port) of
{fname, Name} ->
- {ok, prim_file:internal_native2name(Name)};
+ case prim_file:internal_native2name(Name) of
+ {error, warning} ->
+ error_logger:warning_msg("Non-unicode filename ~p "
+ "ignored when reading link\n",
+ [Name]),
+ {error, einval};
+ {error, _} ->
+ {error, einval};
+ Converted when is_list(Converted) ->
+ {ok, Converted}
+ end;
Error ->
Error
end.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 14:00:19 +0000