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merged path helper code from linker layer into main path layer

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This commit is contained in:
Nikita Smith
2025-03-22 21:32:50 -07:00
parent 1ec1deedee
commit 0c61415f72
8 changed files with 138 additions and 126 deletions
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src/path/path.c
+99 -34
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@@ -1,29 +1,6 @@
// Copyright (c) 2024 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)
////////////////////////////////
//~ allen: Path Helper Functions
internal StringMatchFlags
path_match_flags_from_os(OperatingSystem os)
{
StringMatchFlags flags = StringMatchFlag_SlashInsensitive;
switch(os)
{
default:{}break;
case OperatingSystem_Windows:
{
flags |= StringMatchFlag_CaseInsensitive;
}break;
case OperatingSystem_Linux:
case OperatingSystem_Mac:
{
// NOTE(rjf): no-op
}break;
}
return flags;
}
internal String8
path_relative_dst_from_absolute_dst_src(Arena *arena, String8 dst, String8 src)
{
@@ -122,14 +99,16 @@ path_absolute_dst_from_relative_dst_src(Arena *arena, String8 dst, String8 src)
}
internal String8List
path_normalized_list_from_string(Arena *arena, String8 path_string, PathStyle *style_out){
path_normalized_list_from_string(Arena *arena, String8 path_string, PathStyle *style_out)
{
// analyze path
PathStyle path_style = path_style_from_str8(path_string);
String8List path = str8_split_path(arena, path_string);
// prepend current path to convert relative -> absolute
PathStyle path_style_full = path_style;
if (path.node_count != 0 && path_style == PathStyle_Relative){
if(path.node_count != 0 && path_style == PathStyle_Relative)
{
String8 current_path_string = os_get_current_path(arena);
PathStyle current_path_style = path_style_from_str8(current_path_string);
@@ -145,10 +124,11 @@ path_normalized_list_from_string(Arena *arena, String8 path_string, PathStyle *s
str8_path_list_resolve_dots_in_place(&path, path_style_full);
// return
if (style_out != 0){
if(style_out != 0)
{
*style_out = path_style_full;
}
return(path);
return path;
}
internal String8
@@ -160,19 +140,104 @@ path_normalized_from_string(Arena *arena, String8 path_string){
String8 result = str8_path_list_join_by_style(arena, &path, style);
scratch_end(scratch);
return(result);
return result;
}
internal B32
path_match_normalized(String8 left, String8 right)
{
B32 result = 0;
Temp scratch = scratch_begin(0, 0);
String8 left_normalized = path_normalized_from_string(scratch.arena, left);
String8 right_normalized = path_normalized_from_string(scratch.arena, right);
B32 result = str8_match(left_normalized, right_normalized, StringMatchFlag_CaseInsensitive);
scratch_end(scratch);
return result;
}
internal String8
path_char_from_style(PathStyle style)
{
String8 result = str8_zero();
switch (style)
{
Temp scratch = scratch_begin(0, 0);
String8 left_normalized = path_normalized_from_string(scratch.arena, left);
String8 right_normalized = path_normalized_from_string(scratch.arena, right);
result = str8_match(left_normalized, right_normalized, StringMatchFlag_CaseInsensitive);
scratch_end(scratch);
case PathStyle_Null: break;
case PathStyle_Relative: break;
case PathStyle_WindowsAbsolute: result = str8_lit("\\"); break;
case PathStyle_UnixAbsolute: result = str8_lit("/"); break;
}
return result;
}
internal StringMatchFlags
path_match_flags_from_os(OperatingSystem os)
{
StringMatchFlags flags = StringMatchFlag_SlashInsensitive;
switch(os)
{
default:{}break;
case OperatingSystem_Windows:
{
flags |= StringMatchFlag_CaseInsensitive;
}break;
case OperatingSystem_Linux:
case OperatingSystem_Mac:
{
// NOTE(rjf): no-op
}break;
}
return flags;
}
internal String8
path_convert_slashes(Arena *arena, String8 path, PathStyle path_style)
{
Temp scratch = scratch_begin(&arena, 1);
String8List list = str8_split_path(scratch.arena, path);
StringJoin join = {0};
join.sep = path_char_from_style(path_style);
String8 result = str8_list_join(arena, &list, &join);
scratch_end(scratch);
return result;
}
internal String8
path_replace_file_extension(Arena *arena, String8 file_name, String8 ext)
{
String8 file_name_no_ext = str8_chop_last_dot(file_name);
String8 result = push_str8f(arena, "%S.%S", file_name_no_ext, ext);
return result;
}
global read_only struct
{
String8 string;
PathStyle path_style;
} g_path_style_map[] =
{
{ str8_lit_comp(""), PathStyle_Null },
{ str8_lit_comp("relative"), PathStyle_Relative },
{ str8_lit_comp("windows"), PathStyle_WindowsAbsolute },
{ str8_lit_comp("unix"), PathStyle_UnixAbsolute },
{ str8_lit_comp("system"), PathStyle_SystemAbsolute },
};
internal PathStyle
path_style_from_string(String8 string)
{
for (U64 i = 0; i < ArrayCount(g_path_style_map); ++i)
{
if(str8_match(g_path_style_map[i].string, string, StringMatchFlag_CaseInsensitive))
{
return g_path_style_map[i].path_style;
}
}
return PathStyle_Null;
}
internal String8
path_string_from_style(PathStyle style)
{
Assert(style < ArrayCount(g_path_style_map));
return g_path_style_map[style].string;
}