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file equality finally set up correctly

This commit is contained in:
Allen Webster 2016-03-23 22:14:44 -04:00
parent 49f5f84c32
commit 08b69a6630
3 changed files with 69 additions and 125 deletions
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1
4coder_string.h
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@ -23,7 +23,6 @@ NOTES ON USE:
// - comments
// - memcpy / memmove replacements (different file for optimization options?)
// - examples and docs
// - finish a full set of tools for file name handling
//
#include "4coder_config.h"

189
4ed_file.cpp
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@ -181,29 +181,6 @@ struct Non_File_Table_Entry{
File_ID id;
};
struct File_Table_Entry{
Unique_Hash key;
File_ID id;
};
internal u32
tbl_file_hash(void *item, void *arg){
Unique_Hash uhash = *((Unique_Hash*)item);
u32 hash = uhash.d[0] + 101;
hash = ((hash << 6) + hash) + uhash.d[1];
hash = ((hash << 6) + hash) + uhash.d[2];
hash = ((hash << 6) + hash) + uhash.d[3];
return(hash);
}
internal i32
tbl_file_compare(void *a, void *b, void *arg){
Unique_Hash ahash = *((Unique_Hash*)a);
Unique_Hash bhash = *((Unique_Hash*)b);
i32 result = !uhash_equal(ahash, bhash);
return(result);
}
struct File_Array{
Editing_File *files;
i32 size;
@ -217,7 +194,6 @@ struct Working_Set{
File_Node free_sentinel;
File_Node used_sentinel;
Table non_file_table;
Table table;
String clipboards[64];
@ -225,6 +201,42 @@ struct Working_Set{
i32 clipboard_current, clipboard_rolling;
};
struct File_Entry{
String short_name;
String long_name;
File_ID id;
};
struct File_Entry_Comparison{
File_Entry entry;
Unique_Hash hash;
b32 use_hash;
};
internal i32
tbl_file_compare(void *a, void *b, void *arg){
File_Entry_Comparison *fa = (File_Entry_Comparison*)a;
File_Entry *fb = (File_Entry*)b;
System_Functions *system = (System_Functions*)arg;
Unique_Hash uhash;
i32 result = 1;
b32 success;
if (fa->use_hash){
uhash = system->file_unique_hash(fb->long_name, &success);
if (success && uhash_equal(uhash, fa->hash)){
result = 0;
}
}
else{
if (match(fa->entry.short_name, fb->short_name)){
result = 0;
}
}
return(result);
}
internal void
working_set_extend_memory(Working_Set *working_set, Editing_File *new_space, i16 number_of_files){
File_ID id;
@ -342,59 +354,16 @@ working_set_get_active_file(Working_Set *working_set, i32 id){
return(result);
}
inline Editing_File*
working_set_contains_file(Working_Set *working_set, Unique_Hash file_hash){
Editing_File *result = 0;
File_Table_Entry *entry = 0;
entry = (File_Table_Entry*)table_find_item(
&working_set->table, &file_hash, 0, tbl_file_hash, tbl_file_compare);
if (entry){
result = working_set_index(working_set, entry->id);
}
return (result);
}
inline Editing_File*
working_set_contains_non_file(Working_Set *working_set, String filename){
Editing_File *result = 0;
Non_File_Table_Entry *entry = 0;
entry = (Non_File_Table_Entry*)table_find_item(
&working_set->non_file_table, &filename, 0, tbl_string_hash, tbl_string_compare);
if (entry){
result = working_set_index(working_set, entry->id);
}
return (result);
}
inline Editing_File*
working_set_contains(System_Functions *system, Working_Set *working_set, String filename){
Unique_Hash file_hash;
Editing_File *result;
b32 success = 0;
//terminate_with_null(&filename);
file_hash = system->file_unique_hash(filename, &success);
if (success){
result = working_set_contains_file(working_set, file_hash);
}
else{
result = working_set_contains_non_file(working_set, filename);
}
return(result);
}
internal void
working_set_init(Working_Set *working_set, Partition *partition, General_Memory *general){
i16 init_count = 16;
i16 array_init_count = 256;
Editing_File *files, *null_file;
void *mem;
i32 mem_size, table_size;
i32 item_size = sizeof(File_Entry);
i16 init_count = 16;
i16 array_init_count = 256;
dll_init_sentinel(&working_set->free_sentinel);
dll_init_sentinel(&working_set->used_sentinel);
@ -410,20 +379,14 @@ working_set_init(Working_Set *working_set, Partition *partition, General_Memory
++working_set->file_count;
table_size = working_set->file_max;
mem_size = table_required_mem_size(table_size, sizeof(File_Table_Entry));
mem_size = table_required_mem_size(table_size, item_size);
mem = general_memory_allocate(general, mem_size, 0);
memset(mem, 0, mem_size);
table_init_memory(&working_set->table, mem, table_size, sizeof(File_Table_Entry));
table_size = working_set->file_max; // / 4;
mem_size = table_required_mem_size(table_size, sizeof(Non_File_Table_Entry));
mem = general_memory_allocate(general, mem_size, 0);
memset(mem, 0, mem_size);
table_init_memory(&working_set->non_file_table, mem, table_size, sizeof(Non_File_Table_Entry));
table_init_memory(&working_set->table, mem, table_size, item_size);
}
inline void
working_set_grow_if_needed(Table *table, General_Memory *general, void *arg, Hash_Function *hash_func, Compare_Function *comp_func){
working_set__grow_if_needed(Table *table, General_Memory *general, void *arg, Hash_Function *hash_func, Compare_Function *comp_func){
Table btable;
i32 new_max, mem_size;
void *mem;
@ -441,57 +404,39 @@ working_set_grow_if_needed(Table *table, General_Memory *general, void *arg, Has
}
inline void
working_set_add_file(Working_Set *working_set, Unique_Hash key, File_ID file_id, General_Memory *general){
File_Table_Entry entry;
entry.key = key;
entry.id = file_id;
working_set_grow_if_needed(&working_set->table, general, 0, tbl_file_hash, tbl_file_compare);
table_add(&working_set->table, &entry, 0, tbl_file_hash, tbl_file_compare);
working_set__entry_comp(System_Functions *system, String filename, File_Entry_Comparison *out){
out->entry.long_name = filename;
out->entry.short_name = front_of_directory(filename);
out->hash = system->file_unique_hash(filename, &out->use_hash);
}
inline void
working_set_add_non_file(Working_Set *working_set, String filename, File_ID file_id, General_Memory *general){
Non_File_Table_Entry entry;
entry.name = filename;
entry.id = file_id;
working_set_grow_if_needed(&working_set->table, general, 0, tbl_string_hash, tbl_string_compare);
table_add(&working_set->non_file_table, &entry, 0, tbl_string_hash, tbl_string_compare);
inline Editing_File*
working_set_contains(System_Functions *system, Working_Set *working_set, String filename){
File_Entry_Comparison entry_comp;
File_Entry *entry;
Editing_File *result = 0;
working_set__entry_comp(system, filename, &entry_comp);
entry = (File_Entry*)table_find_item(&working_set->table, &entry_comp, system, tbl_string_hash, tbl_file_compare);
if (entry){
result = working_set_index(working_set, entry->id);
}
return(result);
}
inline void
working_set_add(System_Functions *system, Working_Set *working_set, Editing_File *file, General_Memory *general){
Unique_Hash file_hash;
b32 success = 0;
file_hash = system->file_unique_hash(file->name.source_path, &success);
if (success){
working_set_add_file(working_set, file_hash, file->id, general);
}
else{
working_set_add_non_file(working_set, file->name.source_path, file->id, general);
}
}
inline void
working_set_remove_file(Working_Set *working_set, Unique_Hash file_hash){
table_remove_match(&working_set->table, &file_hash, 0, tbl_file_hash, tbl_file_compare);
}
inline void
working_set_remove_non_file(Working_Set *working_set, String filename){
table_remove_match(&working_set->non_file_table, &filename, 0, tbl_string_hash, tbl_string_compare);
File_Entry_Comparison entry_comp;
working_set__grow_if_needed(&working_set->table, general, system, tbl_string_hash, tbl_file_compare);
working_set__entry_comp(system, file->name.source_path, &entry_comp);
entry_comp.entry.id = file->id;
table_add(&working_set->table, &entry_comp, system, tbl_string_hash, tbl_file_compare);
}
inline void
working_set_remove(System_Functions *system, Working_Set *working_set, String filename){
Unique_Hash file_hash;
b32 success = 0;
file_hash = system->file_unique_hash(filename, &success);
if (success){
working_set_remove_file(working_set, file_hash);
}
else{
working_set_remove_non_file(working_set, filename);
}
File_Entry_Comparison entry_comp;
working_set__entry_comp(system, filename, &entry_comp);
table_remove_match(&working_set->table, &entry_comp, system, tbl_string_hash, tbl_file_compare);
}
// TODO(allen): Pick better first options.

4
build.bat
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@ -1,5 +1,5 @@
@echo off
"w:\4ed\misc\build_exp.bat" /Zi
REM "w:\4ed\misc\build_all.bat" /DFRED_SUPER /DFRED_NOT_PACKAGE /Zi
REM "w:\4ed\misc\build_exp.bat" /Zi
"w:\4ed\misc\build_all.bat" /DFRED_SUPER /DFRED_NOT_PACKAGE /Zi
REM "w:\4ed\misc\build_all.bat" /O2 /Zi