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txti layer -> open files in write-shared mode, to prevent locking file from e.g. an editor which is writing; also only enable change detection when ui is actively updating

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This commit is contained in:
Ryan Fleury
2024-01-18 10:04:00 -08:00
parent d2d72bd7ab
commit 3567e6c53d
8 changed files with 54 additions and 27 deletions
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src/os/core/os_core.c
+3 -3
View File
@@ -86,7 +86,7 @@ os_relaunch_self(void){
internal String8
os_data_from_file_path(Arena *arena, String8 path)
{
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_Shared, path);
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_ShareRead, path);
FileProperties props = os_properties_from_file(file);
String8 data = os_string_from_file_range(arena, file, r1u64(0, props.size));
os_file_close(file);
@@ -129,7 +129,7 @@ os_write_data_list_to_file_path(String8 path, String8List list)
internal FileProperties
os_properties_from_file_path(String8 path)
{
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_Shared, path);
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_ShareRead, path);
FileProperties props = os_properties_from_file(file);
os_file_close(file);
return props;
@@ -138,7 +138,7 @@ os_properties_from_file_path(String8 path)
internal OS_FileID
os_id_from_file_path(String8 path)
{
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_Shared, path);
OS_Handle file = os_file_open(OS_AccessFlag_Read|OS_AccessFlag_ShareRead, path);
OS_FileID id = os_id_from_file(file);
os_file_close(file);
return id;
src/os/core/os_core.h
+5 -4
View File
@@ -10,10 +10,11 @@
typedef U32 OS_AccessFlags;
enum
{
OS_AccessFlag_Read = (1<<0),
OS_AccessFlag_Write = (1<<1),
OS_AccessFlag_Execute = (1<<2),
OS_AccessFlag_Shared = (1<<3),
OS_AccessFlag_Read = (1<<0),
OS_AccessFlag_Write = (1<<1),
OS_AccessFlag_Execute = (1<<2),
OS_AccessFlag_ShareRead = (1<<3),
OS_AccessFlag_ShareWrite = (1<<4),
};
////////////////////////////////
src/os/core/win32/os_core_win32.c
+2 -1
View File
@@ -612,7 +612,8 @@ os_file_open(OS_AccessFlags flags, String8 path)
if(flags & OS_AccessFlag_Read) {access_flags |= GENERIC_READ;}
if(flags & OS_AccessFlag_Write) {access_flags |= GENERIC_WRITE;}
if(flags & OS_AccessFlag_Execute) {access_flags |= GENERIC_EXECUTE;}
if(flags & OS_AccessFlag_Shared) {share_mode = (!!(flags & OS_AccessFlag_Write)*FILE_SHARE_WRITE)|FILE_SHARE_READ;}
if(flags & OS_AccessFlag_ShareRead) {share_mode |= FILE_SHARE_READ;}
if(flags & OS_AccessFlag_ShareWrite) {share_mode |= FILE_SHARE_WRITE;}
if(flags & OS_AccessFlag_Write) {creation_disposition = CREATE_ALWAYS;}
HANDLE file = CreateFileW((WCHAR *)path16.str, access_flags, share_mode, 0, creation_disposition, FILE_ATTRIBUTE_NORMAL, 0);
if(file != INVALID_HANDLE_VALUE)