LIST * regex_split( FRAME * frame, int flags )
{
LIST * args = lol_get( frame->args, 0 );
OBJECT * s;
OBJECT * separator;
regexp * re;
const char * pos;
LIST * result = L0;
LISTITER iter = list_begin( args );
s = list_item( iter );
separator = list_item( list_next( iter ) );
re = regex_compile( separator );
pos = object_str( s );
while ( regexec( re, pos ) )
{
result = list_push_back( result, object_new_range( pos, re->startp[ 0 ] - pos ) );
pos = re->endp[ 0 ];
}
result = list_push_back( result, object_new( pos ) );
return result;
}
OBJECT * object_new( char const * const string )
{
return object_new_range( string, strlen( string ) );
}
static void canonicWindowsPath( char const * const path, int const path_length,
string * const out )
{
char const * last_element;
unsigned long saved_size;
char const * p;
/* This is only called via path_key(), which initializes the cache. */
assert( path_key_cache );
if ( !path_length )
return;
if ( path_length == 1 && path[ 0 ] == '\\' )
{
string_push_back( out, '\\' );
return;
}
if ( path[ 1 ] == ':' &&
( path_length == 2 ||
( path_length == 3 && path[ 2 ] == '\\' ) ) )
{
string_push_back( out, toupper( path[ 0 ] ) );
string_push_back( out, ':' );
string_push_back( out, '\\' );
return;
}
/* Find last '\\'. */
for ( p = path + path_length - 1; p >= path && *p != '\\'; --p );
last_element = p + 1;
/* Special case '\' && 'D:\' - include trailing '\'. */
if ( p == path ||
p == path + 2 && path[ 1 ] == ':' )
++p;
if ( p >= path )
{
char const * const dir = path;
int const dir_length = p - path;
OBJECT * const dir_obj = object_new_range( dir, dir_length );
int found;
path_key_entry * const result = (path_key_entry *)hash_insert(
path_key_cache, dir_obj, &found );
if ( !found )
{
result->path = dir_obj;
canonicWindowsPath( dir, dir_length, out );
result->key = object_new( out->value );
}
else
{
object_free( dir_obj );
string_append( out, object_str( result->key ) );
}
}
if ( out->size && out->value[ out->size - 1 ] != '\\' )
string_push_back( out, '\\' );
saved_size = out->size;
string_append_range( out, last_element, path + path_length );
{
char const * const n = last_element;
int const n_length = path + path_length - n;
if ( !( n_length == 1 && n[ 0 ] == '.' )
&& !( n_length == 2 && n[ 0 ] == '.' && n[ 1 ] == '.' ) )
{
WIN32_FIND_DATA fd;
HANDLE const hf = FindFirstFileA( out->value, &fd );
if ( hf != INVALID_HANDLE_VALUE )
{
string_truncate( out, saved_size );
string_append( out, fd.cFileName );
FindClose( hf );
}
}
}
}
