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Code Issues Releases Activity

file tracking appears to be integrated fully

master
Allen Webster 2016-08-24 19:01:33 -04:00
parent 25fba14574
commit 6e9bcb4e36
9 changed files with 394 additions and 150 deletions
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79
4ed.cpp
View File

@ -338,38 +338,42 @@ COMMAND_DECL(reopen){
if (match(file->name.source_path, file->name.live_name)) return;
File_Loading loading = system->file_load_begin(file->name.source_path.str);
Unique_Hash index = file->file_index;
if (!uhash_equal(index, uhash_zero())){
i32 size = system->file_size(index);
if (loading.exists){
Partition *part = &models->mem.part;
Temp_Memory temp = begin_temp_memory(part);
char *buffer = push_array(part, char, loading.size);
char *buffer = push_array(part, char, size);
if (system->file_load_end(loading, buffer)){
General_Memory *general = &models->mem.general;
if (buffer){
if (system->load_file(index, buffer, size)){
General_Memory *general = &models->mem.general;
File_Edit_Positions edit_poss[16];
View *vptrs[16];
i32 vptr_count = 0;
for (View_Iter iter = file_view_iter_init(&models->layout, file, 0);
file_view_iter_good(iter);
iter = file_view_iter_next(iter)){
vptrs[vptr_count] = iter.view;
edit_poss[vptr_count] = *iter.view->edit_pos;
iter.view->edit_pos = 0;
++vptr_count;
}
File_Edit_Positions edit_poss[16];
View *vptrs[16];
i32 vptr_count = 0;
for (View_Iter iter = file_view_iter_init(&models->layout, file, 0);
file_view_iter_good(iter);
iter = file_view_iter_next(iter)){
vptrs[vptr_count] = iter.view;
edit_poss[vptr_count] = *iter.view->edit_pos;
iter.view->edit_pos = 0;
++vptr_count;
}
file_close(system, general, file);
init_normal_file(system, models, file, buffer, loading.size);
file_close(system, general, file);
init_normal_file(system, models, file, buffer, size);
for (i32 i = 0;
i < vptr_count;
++i){
view_set_file(vptrs[i], file, models);
*vptrs[i]->edit_pos = edit_poss[i];
view_set_cursor(vptrs[i], edit_poss[i].cursor,
true, view->file_data.unwrapped_lines);
for (i32 i = 0;
i < vptr_count;
++i){
view_set_file(vptrs[i], file, models);
*vptrs[i]->edit_pos = edit_poss[i];
view_set_cursor(vptrs[i], edit_poss[i].cursor,
true, view->file_data.unwrapped_lines);
}
}
}
@ -382,9 +386,8 @@ COMMAND_DECL(save){
USE_VIEW(view);
REQ_FILE(file, view);
if (!file->is_dummy && file_is_ready(file)){
String name = file->name.source_path;
view_save_file(system, models, file, 0, name, 0);
if (!file->is_dummy && file_is_ready(file) && buffer_needs_save(file)){
save_file(system, &models->mem, file);
}
}
@ -429,7 +432,7 @@ COMMAND_DECL(kill_buffer){
USE_VIEW(view);
REQ_FILE(file, view);
try_kill_file(system, models, file, view, string_zero());
interactive_try_kill_file(system, models, view, file);
}
COMMAND_DECL(toggle_line_wrap){
@ -1673,6 +1676,7 @@ App_Step_Sig(app_step){
dest->size = eol_convert_in(dest->str, clipboard.str, clipboard.size);
}
#if 0
// NOTE(allen): check files are up to date
if (!input->first_step){
Panel *panel = 0, *used_panels = &models->layout.used_sentinel;
@ -1720,6 +1724,7 @@ App_Step_Sig(app_step){
else{
models->working_set.sync_check_iter = &models->working_set.used_sentinel;
}
#endif
// NOTE(allen): reorganizing panels on screen
{
@ -1934,8 +1939,8 @@ App_Step_Sig(app_step){
{
Editing_File *file = working_set_alloc_always(&models->working_set, general);
file_create_read_only(system, models, file, "*messages*");
working_set_add(system, &models->working_set, file, general);
buffer_bind_name(general, &models->working_set, file, "*messages*");
init_read_only_file(system, models, file);
file->settings.never_kill = 1;
file->settings.unimportant = 1;
file->settings.unwrapped_lines = 1;
@ -1945,8 +1950,8 @@ App_Step_Sig(app_step){
{
Editing_File *file = working_set_alloc_always(&models->working_set, general);
file_create_empty(system, models, file, "*scratch*");
working_set_add(system, &models->working_set, file, general);
buffer_bind_name(general, &models->working_set, file, "*scratch*");
init_normal_file(system, models, file, 0, 0);
file->settings.never_kill = 1;
file->settings.unimportant = 1;
file->settings.unwrapped_lines = 1;
@ -1958,13 +1963,11 @@ App_Step_Sig(app_step){
models->hooks[hook_start](&models->app_links);
}
i32 i;
String filename;
i32 i = 0;
Panel *panel = models->layout.used_sentinel.next;
for (i = 0;
i < models->settings.init_files_count;
for (; i < models->settings.init_files_count;
++i, panel = panel->next){
filename = make_string_slowly(models->settings.init_files[i]);
String filename = make_string_slowly(models->settings.init_files[i]);
if (i < models->layout.panel_count){
view_open_file(system, models, panel->view, filename);

67
4ed_api_implementation.cpp
View File

@ -85,17 +85,14 @@ fill_view_summary(View_Summary *view, View *vptr, Command_Data *cmd){
internal Editing_File*
get_file_from_identifier(System_Functions *system, Working_Set *working_set, Buffer_Identifier buffer){
i32 buffer_id = buffer.id;
i32 buffer_name_len = buffer.name_len;
char *buffer_name = buffer.name;
Editing_File *file = 0;
if (buffer_id){
file = working_set_get_active_file(working_set, buffer_id);
if (buffer.id){
file = working_set_get_active_file(working_set, buffer.id);
}
else if (buffer_name){
file = working_set_contains(system, working_set, make_string(buffer_name, buffer_name_len));
else if (buffer.name){
String name = make_string(buffer.name, buffer.name_len);
file = working_set_name_contains(working_set, name);
}
return(file);
@ -248,8 +245,10 @@ DOC_SEE(Command_Line_Input_Flag)
result = false;
goto done;
}
file_create_read_only(system, models, file, buffer.name);
working_set_add(system, working_set, file, general);
String name = make_string_terminated(part, buffer.name, buffer.name_len);
buffer_bind_name(general, working_set, file, name.str);
init_read_only_file(system, models, file);
}
if (file){
@ -527,7 +526,8 @@ DOC_SEE(Access_Flag)
Editing_File *file;
Working_Set *working_set = &cmd->models->working_set;
file = working_set_contains(cmd->system, working_set, make_string(name, len));
String str = make_string(name, len);
file = working_set_name_contains(working_set, str);
if (file && !file->is_dummy){
fill_buffer_summary(&buffer, file, working_set);
if (!access_test(buffer.lock_flags, access)){
@ -985,42 +985,43 @@ DOC_SEE(Buffer_Create_Flag)
Temp_Memory temp = begin_temp_memory(part);
if (filename != 0){
String filename_string = make_string_terminated(part, filename, filename_len);
Editing_File *file = working_set_contains(system, working_set, filename_string);
Editing_File *file = working_set_uhash_contains(system, working_set, filename_string.str);
if (file == 0){
File_Loading loading = {0};
b32 do_new_file = false;
Unique_Hash index = {0};
if (flags & BufferCreate_AlwaysNew){
do_new_file = true;
}
else{
loading = system->file_load_begin(filename_string.str);
if (!loading.exists){
index = system->track_file(filename_string.str, TrackFileFlag_ExistingOrFail);
if (uhash_equal(index, uhash_zero())){
do_new_file = true;
}
}
if (!do_new_file){
Assert(!uhash_equal(index, uhash_zero()));
i32 size = system->file_size(index);
b32 in_general_mem = false;
char *buffer = push_array(part, char, loading.size);
char *buffer = push_array(part, char, size);
if (buffer == 0){
buffer = (char*)general_memory_allocate(general, loading.size);
buffer = (char*)general_memory_allocate(general, size);
if (buffer != 0){
in_general_mem = true;
}
}
if (system->file_load_end(loading, buffer)){
if (system->load_file(index, buffer, size)){
file = working_set_alloc_always(working_set, general);
if (file){
file_init_strings(file);
file_set_name(working_set, file, filename_string);
working_set_add(system, working_set, file, general);
init_normal_file(system, models, file,
buffer, loading.size);
buffer_bind_file(system, general, working_set, file, index);
buffer_bind_name(general, working_set, file, filename_string.str);
init_normal_file(system, models, file, buffer, size);
fill_buffer_summary(&result, file, cmd);
}
}
@ -1033,9 +1034,7 @@ DOC_SEE(Buffer_Create_Flag)
else{
file = working_set_alloc_always(working_set, general);
if (file){
file_init_strings(file);
file_set_name(working_set, file, filename_string);
working_set_add(system, working_set, file, general);
buffer_bind_name(general, working_set, file, filename_string.str);
init_normal_file(system, models, file, 0, 0);
fill_buffer_summary(&result, file, cmd);
}
@ -1066,8 +1065,12 @@ DOC_RETURN(This call returns non-zero on success.)
Editing_File *file = imp_get_file(cmd, buffer);
if (file){
result = true;
String name = make_string(filename, filename_len);
view_save_file(system, models, file, 0, name, false);
Partition *part = &models->mem.part;
Temp_Memory temp = begin_temp_memory(part);
String name = make_string_terminated(part, filename, filename_len);
save_file_to_name(system, &models->mem, file, name.str);
end_temp_memory(temp);
}
return(result);
@ -1099,12 +1102,12 @@ DOC_SEE(Buffer_Identifier)
if (file){
if (flags & BufferKill_AlwaysKill){
result = true;
kill_file(system, models, file, string_zero());
kill_file(system, models, file);
}
else{
if (vptr == 0){
if (vptr){
result = true;
try_kill_file(system, models, file, vptr, string_zero());
interactive_try_kill_file(system, models, vptr, file);
}
else{
app->print_message(app, literal("CUSTOM WARNING: the buffer is dirty and no view was specified for a dialogue."));

4
4ed_file.cpp
View File

@ -587,10 +587,10 @@ working_set_uhash_contains(Working_Set *working_set, Unique_Hash index){
}
internal Editing_File*
working_set_uhash_contains(System_Functions *system, Working_Set *working_set, String name){
working_set_uhash_contains(System_Functions *system, Working_Set *working_set, char *name){
Editing_File *file = 0;
Unique_Hash index = {0};
if (system->get_file_index(name.str, &index)){
if (system->get_file_index(name, &index)){
if (!uhash_equal(index, uhash_zero())){
file = working_set_uhash_contains(working_set, index);
}

75
4ed_file_view.cpp
View File

@ -800,7 +800,7 @@ file_synchronize_times(System_Functions *system, Editing_File *file){
}
internal b32
file_save(System_Functions *system, Mem_Options *mem, Editing_File *file){
save_file_to_name(System_Functions *system, Mem_Options *mem, Editing_File *file, char *filename){
b32 result = 0;
if (!uhash_equal(file->file_index, uhash_zero())){
@ -840,7 +840,12 @@ file_save(System_Functions *system, Mem_Options *mem, Editing_File *file){
buffer_stringify(buffer, 0, size, data);
}
result = system->save_file(file->file_index, data, size);
if (filename){
result = system->save_file_by_name(filename, data, size);
}
else{
result = system->save_file(file->file_index, data, size);
}
file_mark_clean(file);
@ -855,6 +860,12 @@ file_save(System_Functions *system, Mem_Options *mem, Editing_File *file){
return(result);
}
inline b32
save_file(System_Functions *system, Mem_Options *mem, Editing_File *file){
b32 result = save_file_to_name(system, mem, file, 0);
return(result);
}
internal b32
buffer_link_to_new_file(System_Functions *system, General_Memory *general, Working_Set *working_set,
Editing_File *file, char *filename){
@ -878,7 +889,7 @@ file_save_and_set_names(System_Functions *system, Mem_Options *mem,
char *filename){
b32 result = buffer_link_to_new_file(system, &mem->general, working_set, file, filename);
if (result){
result = file_save(system, mem, file);
result = save_file(system, mem, file);
}
return(result);
}
@ -1003,8 +1014,7 @@ view_measure_wraps(General_Memory *general, View *view){
internal void
file_create_from_string(System_Functions *system, Models *models,
Editing_File *file, char *name,
String val, b8 read_only = 0){
Editing_File *file, String val, b8 read_only = 0){
Font_Set *font_set = models->font_set;
General_Memory *general = &models->mem.general;
@ -1077,13 +1087,6 @@ file_create_from_string(System_Functions *system, Models *models,
file->settings.is_initialized = 1;
}
internal b32
file_create_read_only(System_Functions *system,
Models *models, Editing_File *file, char *filename){
file_create_from_string(system, models, file, filename, string_zero(), 1);
return (1);
}
internal void
file_close(System_Functions *system, General_Memory *general, Editing_File *file){
if (file->state.still_lexing){
@ -3187,7 +3190,7 @@ init_normal_file(System_Functions *system, Models *models, Editing_File *file,
General_Memory *general = &models->mem.general;
String val = make_string(buffer, size);
file_create_from_string(system, models, file, file->name.source_path.str, val);
file_create_from_string(system, models, file, val);
if (file->settings.tokens_exist && file->state.token_stack.tokens == 0){
file_first_lex_parallel(system, general, file);
@ -3201,7 +3204,26 @@ init_normal_file(System_Functions *system, Models *models, Editing_File *file,
}
internal void
view_interactive_open_file(System_Functions *system, Models *models, View *view, String filename){
init_read_only_file(System_Functions *system, Models *models, Editing_File *file){
General_Memory *general = &models->mem.general;
String val = string_zero();
file_create_from_string(system, models, file, val, 1);
if (file->settings.tokens_exist && file->state.token_stack.tokens == 0){
file_first_lex_parallel(system, general, file);
}
for (View_Iter iter = file_view_iter_init(&models->layout, file, 0);
file_view_iter_good(iter);
iter = file_view_iter_next(iter)){
view_measure_wraps(general, iter.view);
}
}
internal void
view_open_file(System_Functions *system, Models *models, View *view, String filename){
Working_Set *working_set = &models->working_set;
Editing_File *file = 0;
Unique_Hash index = {0};
@ -3332,16 +3354,15 @@ internal void
save_file_by_name(System_Functions *system, Models *models, String name){
Editing_File *file = working_set_name_contains(&models->working_set, name);
if (file){
file_save(system, &models->mem, file);
save_file(system, &models->mem, file);
}
}
internal b32
interactive_try_kill_file(System_Functions *system, Models *models, View *view, String name){
interactive_try_kill_file(System_Functions *system, Models *models, View *view, Editing_File *file){
b32 kill_dialogue = false;
Editing_File *file = working_set_name_contains(&models->working_set, name);
if (file && !file->settings.never_kill){
if (!file->settings.never_kill){
if (buffer_needs_save(file)){
view_show_interactive(system, view,
IAct_Sure_To_Kill, IInt_Sure_To_Kill,
@ -3357,13 +3378,25 @@ interactive_try_kill_file(System_Functions *system, Models *models, View *view,
return(kill_dialogue);
}
internal b32
interactive_try_kill_file_by_name(System_Functions *system, Models *models, View *view, String name){
b32 kill_dialogue = false;
Editing_File *file = working_set_name_contains(&models->working_set, name);
if (file){
kill_dialogue = interactive_try_kill_file(system, models, view, file);
}
return(kill_dialogue);
}
internal void
interactive_view_complete(System_Functions *system, View *view, String dest, i32 user_action){
Models *models = view->persistent.models;
switch (view->action){
case IAct_Open:
view_interactive_open_file(system, models, view, dest);
view_open_file(system, models, view, dest);
view_show_file(view);
break;
@ -3390,7 +3423,7 @@ interactive_view_complete(System_Functions *system, View *view, String dest, i32
break;
case IAct_Kill:
if (!interactive_try_kill_file(system, models, view, dest)){
if (!interactive_try_kill_file_by_name(system, models, view, dest)){
view_show_file(view);
}
break;
@ -3649,7 +3682,7 @@ get_exhaustive_info(System_Functions *system, Working_Set *working_set, Exhausti
loop->full_path.size = loop->r;
append(&loop->full_path, result.info->filename);
terminate_with_null(&loop->full_path);
file = working_set_uhash_contains(system, working_set, loop->full_path);
file = working_set_uhash_contains(system, working_set, loop->full_path.str);
String filename = make_string(result.info->filename,
result.info->filename_len, result.info->filename_len+1);

6
4ed_system.h
View File

@ -73,6 +73,9 @@ typedef Sys_Load_File_Sig(System_Load_File);
#define Sys_Save_File_Sig(name) i32 name(Unique_Hash index, char *buffer, i32 size)
typedef Sys_Save_File_Sig(System_Save_File);
#define Sys_Save_File_By_Name_Sig(name) i32 name(char *filename, char *buffer, i32 size)
typedef Sys_Save_File_By_Name_Sig(System_Save_File_By_Name);
#define Sys_Post_Clipboard_Sig(name) void name(String str)
typedef Sys_Post_Clipboard_Sig(System_Post_Clipboard);
@ -225,7 +228,7 @@ typedef INTERNAL_Sys_Debug_Message_Sig(INTERNAL_System_Debug_Message);
struct System_Functions{
// files (tracked api): 10
// files (tracked api): 11
System_Set_File_List *set_file_list;
System_Track_File *track_file;
System_Untrack_File *untrack_file;
@ -236,6 +239,7 @@ struct System_Functions{
System_File_Size *file_size;
System_Load_File *load_file;
System_Save_File *save_file;
System_Save_File_By_Name *save_file_by_name;
// 4coder_custom.h: 7
Memory_Allocate_Function *memory_allocate;

2
build_all.bat
View File

@ -32,7 +32,7 @@ REM call "%CODE_DIR%\buildsuper.bat" ..\4vim\4coder_chronal.cpp
if %ERRORLEVEL% neq 0 (set FirstError=1)
set EXPORTS=/EXPORT:app_get_functions
cl %OPTS% %INCLUDES% %DEFINES% %CODE_DIR%\4ed_app_target.cpp %* /Fe4ed_app /LD /link /INCREMENTAL:NO /OPT:REF %EXPORTS%
REM cl %OPTS% %INCLUDES% %DEFINES% %CODE_DIR%\4ed_app_target.cpp %* /Fe4ed_app /LD /link /INCREMENTAL:NO /OPT:REF %EXPORTS%
if %ERRORLEVEL% neq 0 (set FirstError=1)
cl %OPTS% %INCLUDES% %DEFINES% %CODE_DIR%\win32_4ed.cpp %LIBS% %ICON% %* /Fe4ed /link /NODEFAULTLIB:library

20
filetrack/4tech_file_track.h
View File

@ -34,6 +34,10 @@ typedef struct{
uint8_t opaque[128];
} File_Track_System;
typedef struct{
uint8_t opaque[16];
} File_Temp_Handle;
typedef struct{
uint32_t id[4];
} File_Index;
@ -63,6 +67,18 @@ init_track_system(File_Track_System *system,
File_Track_Result
begin_tracking_file(File_Track_System *system, char *name, File_Index *index, File_Time *time);
File_Track_Result
begin_tracking_new_file(File_Track_System *system, char *name, File_Index *index, File_Time *time);
File_Track_Result
get_file_temp_handle(char *name, File_Temp_Handle *handle);
File_Track_Result
begin_tracking_from_handle(File_Track_System *system, char *name, File_Temp_Handle handle, File_Index *index, File_Time *time);
File_Track_Result
finish_with_temp_handle(File_Temp_Handle handle);
File_Track_Result
get_tracked_file_index(File_Track_System *system, char *name, File_Index *index);
@ -97,6 +113,10 @@ File_Track_Result
rewrite_tracked_file(File_Track_System *system, File_Index index,
void *data, int32_t size, File_Time *time);
File_Track_Result
rewrite_arbitrary_file(File_Track_System *system, char *filename,
void *data, int32_t size, File_Time *time);
File_Track_Result
shut_down_track_system(File_Track_System *system);

187
filetrack/4tech_file_track_win32.c
View File

@ -452,29 +452,10 @@ internal_free_slot(File_Track_Tables *tables, File_Track_Entry *entry){
}
File_Track_Result
begin_tracking_file(File_Track_System *system,
char *name,
File_Index *index,
File_Time *time){
internal_track_file(File_Track_Vars *vars, File_Track_Tables *tables,
char *name, HANDLE file, File_Index *index, File_Time *time){
File_Track_Result result = FileTrack_Good;
File_Track_Vars *vars = to_vars_(system);
EnterCriticalSection(&vars->table_lock);
File_Track_Tables *tables = to_tables(vars);
// TODO(allen): Try multiple ways to open the
// file and get as many privledges as possible.
// Expand the API to be capable of reporting
// what privledges are available on a file.
HANDLE file = CreateFile(
name,
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
0,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
0);
if (file != INVALID_HANDLE_VALUE){
char dir_name[1024];
@ -607,20 +588,114 @@ begin_tracking_file(File_Track_System *system,
else{
result = FileTrack_FileSystemError;
}
if (result != FileTrack_Good){
CloseHandle(file);
}
}
else{
result = FileTrack_FileNotFound;
}
return(result);
}
HANDLE
open_file_best_privledges(char *name, DWORD open_disposition){
// TODO(allen): Try multiple ways to open the
// file and get as many privledges as possible.
// Expand the API to be capable of reporting
// what privledges are available on a file.
HANDLE file = CreateFile(
name,
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
0,
open_disposition,
FILE_ATTRIBUTE_NORMAL,
0);
return(file);
}
File_Track_Result
begin_tracking_file(File_Track_System *system,
char *name,
File_Index *index,
File_Time *time){
File_Track_Result result = FileTrack_Good;
File_Track_Vars *vars = to_vars_(system);
EnterCriticalSection(&vars->table_lock);
{
File_Track_Tables *tables = to_tables(vars);
HANDLE file = open_file_best_privledges(name, OPEN_EXISTING);
result = internal_track_file(vars, tables, name, file, index, time);
if (file != INVALID_HANDLE_VALUE && result != FileTrack_Good){
CloseHandle(file);
}
}
LeaveCriticalSection(&vars->table_lock);
return(result);
}
File_Track_Result
begin_tracking_new_file(File_Track_System *system, char *name, File_Index *index, File_Time *time){
File_Track_Result result = FileTrack_Good;
File_Track_Vars *vars = to_vars_(system);
EnterCriticalSection(&vars->table_lock);
{
File_Track_Tables *tables = to_tables(vars);
HANDLE file = open_file_best_privledges(name, CREATE_ALWAYS);
result = internal_track_file(vars, tables, name, file, index, time);
if (file != INVALID_HANDLE_VALUE && result != FileTrack_Good){
CloseHandle(file);
}
}
LeaveCriticalSection(&vars->table_lock);
return(result);
}
File_Track_Result
get_file_temp_handle(char *name, File_Temp_Handle *handle){
File_Track_Result result = FileTrack_FileNotFound;
HANDLE h = open_file_best_privledges(name, OPEN_EXISTING);
if (h != INVALID_HANDLE_VALUE){
*(HANDLE*)handle = h;
result = FileTrack_Good;
}
return(result);
}
File_Track_Result
begin_tracking_from_handle(File_Track_System *system, char *name, File_Temp_Handle handle,
File_Index *index, File_Time *time){
File_Track_Result result = FileTrack_Good;
File_Track_Vars *vars = to_vars_(system);
EnterCriticalSection(&vars->table_lock);
{
File_Track_Tables *tables = to_tables(vars);
HANDLE file = *(HANDLE*)(&handle);
result = internal_track_file(vars, tables, name, file, index, time);
}
LeaveCriticalSection(&vars->table_lock);
return(result);
}
File_Track_Result
finish_with_temp_handle(File_Temp_Handle handle){
File_Track_Result result = FileTrack_Good;
HANDLE file = *(HANDLE*)(&handle);
CloseHandle(file);
return(result);
}
File_Track_Result
internal_get_tracked_file_index(File_Track_Tables *tables,
char *name,
@ -628,6 +703,7 @@ internal_get_tracked_file_index(File_Track_Tables *tables,
File_Track_Entry **entry){
File_Track_Result result = FileTrack_Good;
// TODO(allen): Can I open this file with no permissions?
HANDLE file = CreateFile(
name,
GENERIC_READ | GENERIC_WRITE,
@ -640,11 +716,7 @@ internal_get_tracked_file_index(File_Track_Tables *tables,
if (file != INVALID_HANDLE_VALUE){
BY_HANDLE_FILE_INFORMATION info = {0};
if (GetFileInformationByHandle(file, &info)){
File_Index hash;
hash.id[0] = info.nFileIndexLow;
hash.id[1] = info.nFileIndexHigh;
hash.id[2] = info.dwVolumeSerialNumber;
hash.id[3] = 0;
File_Index hash = internal_get_file_index(info);
File_Lookup_Result lookup = tracking_system_lookup_entry(tables, hash);
if (!entry_is_available(lookup.entry)){
@ -1051,6 +1123,59 @@ rewrite_tracked_file(File_Track_System *system, File_Index index,
return(result);
}
File_Track_Result
rewrite_arbitrary_file(File_Track_System *system, char *filename,
void *data, int32_t size, File_Time *time){
File_Track_Result result = FileTrack_Good;
HANDLE file = CreateFile(
filename,
GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
0,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
0);
if (file != INVALID_HANDLE_VALUE){
File_Track_Vars *vars = to_vars_(system);
EnterCriticalSection(&vars->table_lock);
{
File_Track_Tables *tables = to_tables(vars);
BY_HANDLE_FILE_INFORMATION info = {0};
if (GetFileInformationByHandle(file, &info)){
DWORD written = 0;
File_Index index = internal_get_file_index(info);
File_Lookup_Result lookup = tracking_system_lookup_entry(tables, index);
if (!entry_is_available(lookup.entry)){
lookup.entry->skip_change = 1;
}
WriteFile(file, data, size, &written, 0);
FILETIME file_time;
SYSTEMTIME system_time;
GetSystemTime(&system_time);
SystemTimeToFileTime(&system_time, &file_time);
SetFileTime(lookup.entry->file, 0, 0, &file_time);
}
else{
result = FileTrack_FileSystemError;
}
}
LeaveCriticalSection(&vars->table_lock);
CloseHandle(file);
}
else{
result = FileTrack_FileNotFound;
}
return(result);
}
File_Track_Result
shut_down_track_system(File_Track_System *system){
File_Track_Result result = FileTrack_Good;

98
win32_4ed.cpp
View File

@ -192,11 +192,13 @@ struct Win32_Vars{
b32 first;
i32 running_cli;
File_Track_System track;
void *track_table;
u32 track_table_size;
u32 track_node_size;
#if FRED_INTERNAL
CRITICAL_SECTION DEBUG_sysmem_lock;
Sys_Bubble internal_bubble;
@ -1035,6 +1037,40 @@ to_findex(Unique_Hash index){
return(r);
}
internal b32
handle_track_out_of_memory(i32 val, Unique_Hash *index, File_Index get_index){
b32 result = 0;
switch (val){
case FileTrack_OutOfTableMemory:
{
u32 new_table_size = win32vars.track_table_size*2;
void *new_table = system_get_memory(new_table_size);
move_track_system(&win32vars.track, new_table, new_table_size);
system_free_memory(win32vars.track_table);
win32vars.track_table_size = new_table_size;
win32vars.track_table = new_table;
}break;
case FileTrack_OutOfListenerMemory:
{
win32vars.track_node_size *= 2;
void *node_expansion = system_get_memory(win32vars.track_node_size);
expand_track_system_listeners(&win32vars.track, node_expansion, win32vars.track_node_size);
}break;
case FileTrack_Good:
{
*index = to_uhash(get_index);
result = 1;
}break;
default: result = 1; break;
}
return(result);
}
internal
Sys_Track_File_Sig(system_track_file){
Unique_Hash index = {0};
@ -1044,64 +1080,72 @@ Sys_Track_File_Sig(system_track_file){
{
File_Index get_index = {0};
File_Time time = 0;
i32 result = begin_tracking_file(&win32vars.track, filename, &get_index, &time);
if (result == FileTrack_Good){
index = to_uhash(get_index);
for (;;){
i32 result = begin_tracking_file(&win32vars.track, filename, &get_index, &time);
if (handle_track_out_of_memory(result, &index, get_index)){
goto track_end;
}
}
}break;
// TODO(allen): provide the functions used here in the file track system
case TrackFileFlag_NewOrFail:
{
#if 0
File_Index get_index = {0};
File_Time time = 0;
File_Temp_Handle handle = {0};
i32 result = get_file_temp_handle(filename, &handle);
if (result == FileTrack_FileNotFound){
result = begin_tracking_new_file(&win32vars.track, filename, &get_index, &time);
if (result == FileTrack_Good){
index = to_uhash(get_index);
for (;;){
result = begin_tracking_new_file(&win32vars.track, filename, &get_index, &time);
if (handle_track_out_of_memory(result, &index, get_index)){
goto track_end;
}
}
}
else{
finish_with_temp_handle(handle);
}
#endif
}break;
case TrackFileFlag_NewAlways:
{
#if 0
File_Index get_index = {0};
File_Time time = 0;
result = begin_tracking_new_file(&win32vars.track, filename, &get_index, &time);
if (result == FileTrack_Good){
index = to_uhash(get_index);
for (;;){
i32 result = begin_tracking_new_file(&win32vars.track, filename, &get_index, &time);
if (handle_track_out_of_memory(result, &index, get_index)){
goto track_end;
}
}
#endif
}break;
case TrackFileFlag_ExistingOrNew:
{
#if 0
File_Index get_index = {0};
File_Time time = 0;
File_Temp_Handle handle = {0};
i32 result = get_file_temp_handle(filename, &handle);
if (result == FileTrack_FileNotFound){
result = begin_tracking_new_file(&win32vars.track, filename, &get_index, &time);
for (;;){
result = begin_tracking_new_file(&win32vars.track, filename, &get_index, &time);
if (handle_track_out_of_memory(result, &index, get_index)){
goto track_end;
}
}
}
else{
result = begin_tracking_from_handle(&win32vars.track, filename, handle, , &get_index, &time);
for (;;){
result = begin_tracking_from_handle(&win32vars.track, filename, handle, &get_index, &time);
if (handle_track_out_of_memory(result, &index, get_index)){
goto track_end;
}
}
}
if (result == FileTrack_Good){
index = to_uhash(get_index);
}
#endif
}break;
}
track_end:;
return(index);
}
@ -1191,6 +1235,17 @@ Sys_Save_File_Sig(system_save_file){
return(result);
}
internal
Sys_Save_File_By_Name_Sig(system_save_file_by_name){
i32 result = 0;
File_Time time = 0;
i32 track_result = rewrite_arbitrary_file(&win32vars.track, filename, buffer, size, &time);
if (track_result == FileTrack_Good){
result = 1;
}
return(result);
}
b32 Win32DirectoryExists(char *path){
DWORD attrib = GetFileAttributesA(path);
return (attrib != INVALID_FILE_ATTRIBUTES &&
@ -1550,6 +1605,7 @@ Win32LoadSystemCode(){
win32vars.system.file_size = system_file_size;
win32vars.system.load_file = system_load_file;
win32vars.system.save_file = system_save_file;
win32vars.system.save_file_by_name = system_save_file_by_name;
win32vars.system.memory_allocate = Memory_Allocate;
win32vars.system.file_exists = File_Exists;