pulled out shared implementation of file interface on platform layer
Allen Webster
parent
d61adebba2
commit
3531c20e56
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@ -9,6 +9,113 @@
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// TOP
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//
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// Standard implementation of file system stuff
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// based on the file track layer.
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//
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struct Shared_Vars{
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File_Track_System track;
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void *track_table;
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u32 track_table_size;
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u32 track_node_size;
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};
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static Shared_Vars shared_vars;
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internal void
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init_shared_vars(){
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shared_vars.track_table_size = (16 << 10);
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shared_vars.track_table = system_get_memory(shared_vars.track_table_size);
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shared_vars.track_node_size = (16 << 10);
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void *track_nodes = system_get_memory(shared_vars.track_node_size);
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i32 track_result =
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init_track_system(&shared_vars.track,
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shared_vars.track_table, shared_vars.track_table_size,
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track_nodes, shared_vars.track_node_size);
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if (track_result != FileTrack_Good){
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exit(1);
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}
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}
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internal b32
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handle_track_out_of_memory(i32 val){
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b32 result = 0;
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switch (val){
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case FileTrack_OutOfTableMemory:
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{
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u32 new_table_size = shared_vars.track_table_size*2;
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void *new_table = system_get_memory(new_table_size);
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move_track_system(&shared_vars.track, new_table, new_table_size);
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system_free_memory(shared_vars.track_table);
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shared_vars.track_table_size = new_table_size;
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shared_vars.track_table = new_table;
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}break;
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case FileTrack_OutOfListenerMemory:
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{
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shared_vars.track_node_size *= 2;
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void *node_expansion = system_get_memory(shared_vars.track_node_size);
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expand_track_system_listeners(&shared_vars.track, node_expansion, shared_vars.track_node_size);
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}break;
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default: result = 1; break;
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}
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return(result);
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}
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internal
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Sys_Add_Listener_Sig(system_add_listener){
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b32 result = 0;
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for (;;){
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i32 track_result = add_listener(&shared_vars.track, filename);
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if (handle_track_out_of_memory(track_result)){
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if (track_result == FileTrack_Good){
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result = 1;
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}
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break;
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}
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}
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return(result);
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}
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internal
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Sys_Remove_Listener_Sig(system_remove_listener){
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i32 result = 0;
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i32 track_result = remove_listener(&shared_vars.track, filename);
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if (track_result == FileTrack_Good){
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result = 1;
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}
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return(result);
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}
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internal
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Sys_Get_File_Change_Sig(system_get_file_change){
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i32 result = 0;
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i32 size = 0;
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i32 get_result = get_change_event(&shared_vars.track, buffer, max, &size);
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*required_size = size;
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*mem_too_small = 0;
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if (get_result == FileTrack_Good){
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result = 1;
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}
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else if (get_result == FileTrack_MemoryTooSmall){
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*mem_too_small = 1;
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result = 1;
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}
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return(result);
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}
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//
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// General shared pieces
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//
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103
win32_4ed.cpp
103
win32_4ed.cpp
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@ -33,7 +33,8 @@
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#include <Windows.h>
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#include <GL/gl.h>
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#include <GL/glext.h>
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#define GL_TEXTURE_MAX_LEVEL 0x813D
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#include "filetrack/4tech_file_track_win32.c"
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@ -185,11 +186,6 @@ struct Win32_Vars{
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b32 first;
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i32 running_cli;
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File_Track_System track;
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void *track_table;
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u32 track_table_size;
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u32 track_node_size;
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Drive_Strings dstrings;
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#if FRED_INTERNAL
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@ -862,34 +858,6 @@ Sys_Set_File_List_Sig(system_set_file_list){
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}
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}
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internal b32
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handle_track_out_of_memory(i32 val){
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b32 result = 0;
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switch (val){
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case FileTrack_OutOfTableMemory:
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{
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u32 new_table_size = win32vars.track_table_size*2;
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void *new_table = system_get_memory(new_table_size);
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move_track_system(&win32vars.track, new_table, new_table_size);
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system_free_memory(win32vars.track_table);
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win32vars.track_table_size = new_table_size;
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win32vars.track_table = new_table;
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}break;
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case FileTrack_OutOfListenerMemory:
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{
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win32vars.track_node_size *= 2;
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void *node_expansion = system_get_memory(win32vars.track_node_size);
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expand_track_system_listeners(&win32vars.track, node_expansion, win32vars.track_node_size);
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}break;
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default: result = 1; break;
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}
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return(result);
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}
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internal void
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set_volume_prefix(Drive_Strings *dstrings, char *vol){
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char c = vol[0];
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@ -1017,53 +985,6 @@ Sys_Get_Canonical_Sig(system_get_canonical){
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return(result);
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}
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internal
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Sys_Add_Listener_Sig(system_add_listener){
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b32 result = 0;
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for (;;){
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i32 track_result = add_listener(&win32vars.track, filename);
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if (handle_track_out_of_memory(track_result)){
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if (track_result == FileTrack_Good){
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result = 1;
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}
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break;
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}
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}
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return(result);
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}
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internal
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Sys_Remove_Listener_Sig(system_remove_listener){
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i32 result = 0;
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i32 track_result = remove_listener(&win32vars.track, filename);
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if (track_result == FileTrack_Good){
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result = 1;
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}
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return(result);
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}
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internal
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Sys_Get_File_Change_Sig(system_get_file_change){
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i32 result = 0;
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i32 size = 0;
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i32 get_result = get_change_event(&win32vars.track, buffer, max, &size);
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*required_size = size;
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*mem_too_small = 0;
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if (get_result == FileTrack_Good){
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result = 1;
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}
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else if (get_result == FileTrack_MemoryTooSmall){
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*mem_too_small = 1;
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result = 1;
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}
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return(result);
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}
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internal
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Sys_Load_Handle_Sig(system_load_handle){
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b32 result = 0;
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@ -1918,8 +1839,8 @@ Win32Callback(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){
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#define GL_DEBUG_OUTPUT_SYNCHRONOUS 0x8242
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#define GL_DEBUG_OUTPUT 0x92E0
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//typedef void GLDEBUGPROC_TYPE(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const char * message, const GLvoid * userParam);
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//typedef GLDEBUGPROC_TYPE * GLDEBUGPROC;
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typedef void GLDEBUGPROC_TYPE(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const char * message, const GLvoid * userParam);
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typedef GLDEBUGPROC_TYPE * GLDEBUGPROC;
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typedef void glDebugMessageControl_type(GLenum source, GLenum type, GLenum severity, GLsizei count, GLuint * ids, GLboolean enabled);
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typedef void glDebugMessageCallback_type(GLDEBUGPROC callback, void * userParam);
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@ -2065,21 +1986,7 @@ WinMain(HINSTANCE hInstance,
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// File Track System
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//
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win32vars.track_table_size = (16 << 10);
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win32vars.track_table = system_get_memory(win32vars.track_table_size);
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win32vars.track_node_size = (16 << 10);
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void *track_nodes = system_get_memory(win32vars.track_node_size);
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i32 track_result =
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init_track_system(&win32vars.track,
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win32vars.track_table, win32vars.track_table_size,
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track_nodes, win32vars.track_node_size);
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if (track_result != FileTrack_Good){
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exit(1);
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}
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init_shared_vars();
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//
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// Read Command Line
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