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This commit is contained in:
Miguel Lechon
2021-01-31 09:09:53 +01:00
parent 289b9af732
commit d96d76f167
5 changed files with 125 additions and 37 deletions
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source/md_posix.c
+36 -33
View File
@@ -4,52 +4,55 @@
#include <sys/stat.h>
#define MD_IMPL_FileIterIncrement MD_POSIX_FileIterIncrement
typedef struct MD_POSIX_FileIter MD_POSIX_FileIter;
struct MD_POSIX_FileIter
{
DIR *dir;
};
MD_StaticAssert(sizeof(MD_POSIX_FileIter) <= sizeof(MD_FileIter), file_iter_size_check);
static MD_b32
MD_POSIX_FileIterIncrement(MD_FileIter *it, MD_String8 path, MD_FileInfo *out_info)
MD_POSIX_FileIterIncrement(MD_FileIter *opaque_it, MD_String8 path, MD_FileInfo *out_info)
{
MD_b32 result = 0;
DIR *dir = (DIR *)(it->state);
if(dir == 0)
MD_POSIX_FileIter *it = (MD_POSIX_FileIter *)opaque_it;
if(it->dir == 0)
{
dir = opendir((char*)path.str);
it->dir = opendir((char*)path.str);
}
struct dirent *dir_entry = 0;
if(dir && (dir_entry = readdir(dir)))
if(it->dir)
{
out_info->filename = MD_PushStringF("%s", dir_entry->d_name);
out_info->flags = 0;
if(path.size > 1 && path.str[path.size-1] == '/')
struct dirent *dir_entry = readdir(it->dir);
if(dir_entry)
{
path.size -= 1;
}
MD_String8 cfile_path = MD_PushStringF("%.*s/%s", MD_StringExpand(path), dir_entry->d_name);
// NOTE(mal): On Linux, fstatat(2) would save us from doing path manipulation and avoid some race
// conditions but we would need to make space for an extra directory file descriptor
// inside MD_FileIter struct. We would also stop being POSIX-compliant.
struct stat st;
if(stat((char *)cfile_path.str, &st) == 0)
{
if((st.st_mode & S_IFMT) == S_IFDIR)
out_info->filename = MD_PushStringF("%s", dir_entry->d_name);
out_info->flags = 0;
if(path.size > 1 && path.str[path.size-1] == '/')
{
out_info->flags |= MD_FileFlag_Directory;
path.size -= 1;
}
out_info->file_size = st.st_size;
struct stat st;
MD_String8 cfile_path = MD_PushStringF("%.*s/%s", MD_StringExpand(path), dir_entry->d_name);
if(stat((char *)cfile_path.str, &st) == 0)
{
if((st.st_mode & S_IFMT) == S_IFDIR)
{
out_info->flags |= MD_FileFlag_Directory;
}
out_info->file_size = st.st_size;
}
result = 1;
}
else
{
closedir(it->dir);
it->dir = 0;
}
result = 1;
}
else
{
closedir(dir);
dir = 0;
result = 0;
}
it->state = *(MD_u64 *)(&dir);
return result;
}