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Add user_data parameter to filepath.walk and filepath.Walk_Proc

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This commit is contained in:
gingerBill
2020-09-28 12:39:34 +01:00
parent 1d21740afb
commit d343e47a86
1 changed files with 8 additions and 8 deletions
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16
core/path/filepath/walk.odin
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@@ -14,7 +14,7 @@ import "core:sort"
// The sole exception is if 'skip_dir' is returned as true:
// when 'skip_dir' is invoked on a directory. 'walk' skips directory contents
// when 'skip_dir' is invoked on a non-directory. 'walk' skips the remaining files in the containing directory
Walk_Proc :: #type proc(info: os.File_Info, in_err: os.Errno) -> (err: os.Errno, skip_dir: bool);
Walk_Proc :: #type proc(info: os.File_Info, in_err: os.Errno, user_data: rawptr) -> (err: os.Errno, skip_dir: bool);
// walk walks the file tree rooted at 'root', calling 'walk_proc' for each file or directory in the tree, including 'root'
// All errors that happen visiting files and directories are filtered by walk_proc
@@ -22,28 +22,28 @@ Walk_Proc :: #type proc(info: os.File_Info, in_err: os.Errno) -> (err: os.Errno,
// NOTE: Walking large directories can be inefficient due to the lexical sort
// NOTE: walk does not follow symbolic links
// NOTE: os.File_Info uses the 'context.temp_allocator' to allocate, and will delete when it is done
walk :: proc(root: string, walk_proc: Walk_Proc) -> os.Errno {
walk :: proc(root: string, walk_proc: Walk_Proc, user_data: rawptr) -> os.Errno {
info, err := os.lstat(root, context.temp_allocator);
defer os.file_info_delete(info, context.temp_allocator);
skip_dir: bool;
if err != 0 {
err, skip_dir = walk_proc(info, err);
err, skip_dir = walk_proc(info, err, user_data);
} else {
err, skip_dir = _walk(info, walk_proc);
err, skip_dir = _walk(info, walk_proc, user_data);
}
return 0 if skip_dir else err;
}
@(private)
_walk :: proc(info: os.File_Info, walk_proc: Walk_Proc) -> (err: os.Errno, skip_dir: bool) {
_walk :: proc(info: os.File_Info, walk_proc: Walk_Proc, user_data: rawptr) -> (err: os.Errno, skip_dir: bool) {
if !info.is_dir {
if info.fullpath == "" && info.name == "" {
// ignore empty things
return;
}
return walk_proc(info, 0);
return walk_proc(info, 0, user_data);
}
fis: []os.File_Info;
@@ -51,14 +51,14 @@ _walk :: proc(info: os.File_Info, walk_proc: Walk_Proc) -> (err: os.Errno, skip_
fis, err = read_dir(info.fullpath, context.temp_allocator);
defer os.file_info_slice_delete(fis, context.temp_allocator);
err1, skip_dir = walk_proc(info, err);
err1, skip_dir = walk_proc(info, err, user_data);
if err != 0 || err1 != 0 || skip_dir {
err = err1;
return;
}
for fi in fis {
err, skip_dir = _walk(fi, walk_proc);
err, skip_dir = _walk(fi, walk_proc, user_data);
if err != 0 || skip_dir {
if !fi.is_dir || !skip_dir {
return;