029e4b5b18
* NEW: RDir() takes a fourth optional argument, that tells if symbolic link to directories must be recursively searched too. [GB.DEBUG] * BUG: Prevent a possible freeze of the IDE when debugging. git-svn-id: svn://localhost/gambas/trunk@2819 867c0c6c-44f3-4631-809d-bfa615b0a4ec
820 lines
14 KiB
C
Executable file
820 lines
14 KiB
C
Executable file
/***************************************************************************
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gbx_subr_file.c
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(c) 2000-2009 Benoît Minisini <gambas@users.sourceforge.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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***************************************************************************/
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#include "gb_common.h"
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#include "gb_common_buffer.h"
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#include "gbx_subr.h"
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#include "gb_file.h"
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#include "gb_list.h"
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#include "gbx_stream.h"
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#include "gbx_archive.h"
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#include "gbx_api.h"
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#include "gbx_local.h"
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#include "gbx_regexp.h"
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#include "gbx_string.h"
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#include "gbx_c_file.h"
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#include "gbx_print.h"
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typedef
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struct _stream {
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struct _stream *next;
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CSTREAM *stream;
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}
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CSTREAM_NODE;
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static void *_default_in = NULL;
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static void *_default_out = NULL;
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static void *_default_err = NULL;
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static GB_ARRAY _result;
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static char *_pattern;
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static int _len_pattern;
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static int _ignore;
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static STREAM *_stream;
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static void push_stream(void **list, CSTREAM *stream)
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{
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CSTREAM_NODE *slot;
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ALLOC(&slot, sizeof(CSTREAM_NODE), "push_stream");
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slot->stream = stream;
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//OBJECT_REF(stream, "push_stream");
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slot->next = *list;
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*list = slot;
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}
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static CSTREAM *pop_stream(void **list)
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{
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CSTREAM *stream;
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CSTREAM_NODE *slot;
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if (!*list)
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return NULL;
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stream = ((CSTREAM_NODE *)*list)->stream;
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slot = *list;
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*list = slot->next;
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FREE(&slot, "pop_stream");
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return stream;
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}
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static STREAM *get_default(intptr_t val)
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{
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STREAM *stream;
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switch(val)
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{
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case 0:
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if (_default_in)
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stream = CSTREAM_stream(((CSTREAM_NODE *)_default_in)->stream);
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else
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stream = CSTREAM_stream(CFILE_in);
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break;
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case 1:
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if (_default_out)
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stream = CSTREAM_stream(((CSTREAM_NODE *)_default_out)->stream);
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else
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stream = CSTREAM_stream(CFILE_out);
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break;
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case 2:
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if (_default_err)
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stream = CSTREAM_stream(((CSTREAM_NODE *)_default_err)->stream);
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else
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stream = CSTREAM_stream(CFILE_err);
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break;
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}
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return stream;
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}
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static STREAM *get_stream(VALUE *value, bool can_default)
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{
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STREAM *stream;
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if (TYPE_is_integer(value->type) && can_default && value->_integer.value >= 0 && value->_integer.value <= 2)
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stream = get_default((intptr_t)value->_integer.value);
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else
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{
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if (VALUE_is_null(value))
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THROW(E_NULL);
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if (TYPE_is_object(value->type) && OBJECT_class(value->_object.object)->is_stream)
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stream = CSTREAM_stream(value->_object.object);
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else
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{
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VALUE_conv(value, (TYPE)CLASS_Stream);
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stream = NULL;
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}
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}
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if (STREAM_is_closed(stream))
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THROW(E_CLOSED);
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return stream;
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}
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static char *get_path(VALUE *param)
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{
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char *name;
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int len;
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SUBR_get_string_len(param, &name, &len);
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return STRING_conv_file_name(name, len);
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}
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void SUBR_open(void)
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{
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CFILE *file;
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STREAM stream;
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int mode;
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void *addr;
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SUBR_ENTER_PARAM(2);
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SUBR_check_integer(&PARAM[1]);
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mode = PARAM[1]._integer.value;
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if (EXEC_code & 0x3F)
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{
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if (TYPE_is_integer(PARAM->type))
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addr = (void *)PARAM->_integer.value;
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#ifdef OS_64BITS
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else if (TYPE_is_long(PARAM->type))
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addr = (void *)PARAM->_long.value;
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#endif
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else
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THROW(E_TYPE, "Pointer", TYPE_get_name(PARAM->type));
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STREAM_open(&stream, (char *)addr, mode | ST_MEMORY);
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}
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else
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{
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STREAM_open(&stream, get_path(PARAM), mode);
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}
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file = CFILE_create(&stream, mode);
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OBJECT_put(RETURN, file);
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SUBR_LEAVE();
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}
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void SUBR_close(void)
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{
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SUBR_ENTER_PARAM(1);
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STREAM_close(get_stream(PARAM, FALSE));
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SUBR_LEAVE_VOID();
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}
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void SUBR_flush(void)
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{
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SUBR_ENTER_PARAM(1);
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STREAM_flush(get_stream(PARAM, TRUE));
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SUBR_LEAVE_VOID();
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}
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/*static void print_it(char *addr, long len)
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{
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STREAM_write(_stream, addr, len);
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}*/
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void SUBR_print(void)
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{
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int i;
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char *addr;
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int len;
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SUBR_ENTER();
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if (NPARAM < 1)
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THROW(E_NEPARAM);
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_stream = get_stream(PARAM, TRUE);
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//PRINT_init(print_it, FALSE);
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for (i = 1; i < NPARAM; i++)
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{
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PARAM++;
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//PRINT_value(PARAM);
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VALUE_to_string(PARAM, &addr, &len);
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if (len == 1 && *addr == '\n')
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STREAM_write_eol(_stream);
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else
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STREAM_write(_stream, addr, len);
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}
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SUBR_LEAVE_VOID();
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}
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void SUBR_linput(void)
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{
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STREAM *stream;
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char *addr;
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SUBR_ENTER_PARAM(1);
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stream = get_stream(PARAM, TRUE);
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STREAM_line_input(stream, &addr);
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RETURN->type = T_STRING;
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RETURN->_string.addr = addr;
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RETURN->_string.start = 0;
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RETURN->_string.len = STRING_length(addr);
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SUBR_LEAVE();
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}
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void SUBR_input(void)
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{
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static STREAM *stream = NULL;
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char *addr;
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SUBR_ENTER();
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if (NPARAM == 1)
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stream = get_stream(PARAM, TRUE);
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if (stream)
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{
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STREAM_input(stream, &addr);
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VALUE_from_string(RETURN, addr, STRING_length(addr));
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if (RETURN->type == T_NULL)
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{
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RETURN->type = T_STRING;
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RETURN->_string.addr = addr;
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RETURN->_string.start = 0;
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RETURN->_string.len = STRING_length(addr);
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}
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}
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else
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RETURN->type = T_NULL;
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SUBR_LEAVE();
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}
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void SUBR_eof(void)
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{
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STREAM *stream;
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SUBR_ENTER();
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if (NPARAM == 1)
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stream = get_stream(PARAM, FALSE);
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else
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stream = get_default(0);
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//fprintf(stderr, "Eof(stream) = %d\n", STREAM_eof(stream));
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RETURN->type = T_BOOLEAN;
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RETURN->_boolean.value = STREAM_eof(stream) ? -1 : 0;
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SUBR_LEAVE();
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}
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void SUBR_lof(void)
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{
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STREAM *stream;
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SUBR_ENTER();
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if (NPARAM == 1)
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stream = get_stream(PARAM, FALSE);
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else
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stream = get_default(0);
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RETURN->type = T_LONG;
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STREAM_lof(stream, &(RETURN->_long.value));
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SUBR_LEAVE();
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}
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void SUBR_seek(void)
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{
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STREAM *stream;
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int64_t pos;
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int64_t len;
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int whence = SEEK_SET;
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SUBR_ENTER();
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stream = get_stream(PARAM, FALSE);
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if (NPARAM >= 2)
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{
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VALUE_conv(&PARAM[1], T_LONG);
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pos = PARAM[1]._long.value;
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if (NPARAM == 3)
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{
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VALUE_conv(&PARAM[2], T_INTEGER);
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whence = PARAM[2]._integer.value;
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if (whence != SEEK_SET && whence != SEEK_CUR && whence != SEEK_END)
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THROW(E_ARG);
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}
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else
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{
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if (pos < 0)
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{
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STREAM_lof(stream, &len);
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pos += len;
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}
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}
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STREAM_seek(stream, pos, (int)whence);
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RETURN->type = T_VOID;
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}
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else
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{
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RETURN->type = T_LONG;
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RETURN->_long.value = STREAM_tell(stream);
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}
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SUBR_LEAVE();
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}
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void SUBR_read(void)
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{
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STREAM *stream;
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int len = 0;
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TYPE type;
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bool do_not = FALSE;
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SUBR_ENTER_PARAM(2);
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stream = get_stream(PARAM, TRUE);
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if (EXEC_code & 0x3F)
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{
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VALUE_conv(&PARAM[1], T_INTEGER);
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len = PARAM[1]._integer.value;
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do_not = len == 0;
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type = T_STRING;
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}
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else
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{
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type = SUBR_get_type(&PARAM[1]);
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}
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if (do_not)
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RETURN->type = T_NULL;
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else
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STREAM_read_type(stream, type, RETURN, len);
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SUBR_LEAVE();
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}
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void SUBR_write(void)
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{
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STREAM *stream;
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int len;
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TYPE type;
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SUBR_ENTER_PARAM(3);
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stream = get_stream(PARAM, TRUE);
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if (EXEC_code & 0x3F)
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{
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VALUE_conv(&PARAM[1], T_STRING);
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type = T_STRING;
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VALUE_conv(&PARAM[2], T_INTEGER);
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len = PARAM[2]._integer.value;
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if (len < 0)
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len = PARAM[1]._string.len;
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}
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else
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{
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type = SUBR_get_type(&PARAM[2]);
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VALUE_conv(&PARAM[1], type);
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len = 0;
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}
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STREAM_write_type(stream, type, &PARAM[1], len);
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SUBR_LEAVE_VOID();
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}
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void SUBR_stat(void)
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{
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const char *path;
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CSTAT *cstat;
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FILE_STAT info;
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bool follow = FALSE;
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SUBR_ENTER();
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path = get_path(PARAM);
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if (NPARAM == 2)
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follow = SUBR_get_boolean(&PARAM[1]);
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FILE_stat(path, &info, follow);
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OBJECT_new((void **)(void *)&cstat, CLASS_Stat, NULL, NULL);
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OBJECT_UNREF_KEEP(cstat, "SUBR_stat");
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cstat->info = info;
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STRING_new(&cstat->path, path, 0);
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OBJECT_put(RETURN, cstat);
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SUBR_LEAVE();
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}
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void SUBR_exist(void)
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{
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bool exist;
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const char *path;
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SUBR_ENTER_PARAM(1);
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path = get_path(PARAM);
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exist = FILE_exist(path);
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RETURN->type = T_BOOLEAN;
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RETURN->_integer.value = exist ? -1 : 0;
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SUBR_LEAVE();
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}
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void SUBR_dir()
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{
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GB_ARRAY array;
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const char *path;
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char *pattern;
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int len_pattern;
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char *str;
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int attr = 0;
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SUBR_ENTER();
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path = get_path(PARAM);
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if (NPARAM >= 2)
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{
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pattern = SUBR_get_string(&PARAM[1]);
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if (NPARAM == 3)
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attr = SUBR_get_integer(&PARAM[2]);
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}
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else
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pattern = NULL;
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FILE_dir_first(path, pattern, attr);
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GB_ArrayNew(&array, T_STRING, 0);
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while (!FILE_dir_next(&pattern, &len_pattern))
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{
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if (!LOCAL_is_UTF8)
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{
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if (STRING_conv(&str, pattern, len_pattern, LOCAL_encoding, "UTF-8", FALSE))
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STRING_new(&str, pattern, len_pattern);
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else
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STRING_ref(str);
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}
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else
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STRING_new(&str, pattern, len_pattern);
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*((char **)GB_ArrayAdd(array)) = str;
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}
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RETURN->_object.class = OBJECT_class(array);
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RETURN->_object.object = array;
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SUBR_LEAVE();
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}
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static void found_file(const char *path)
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{
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char *str;
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int len;
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path += _ignore;
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len = strlen(path);
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if (_pattern && !REGEXP_match(_pattern, _len_pattern, path, len))
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return;
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if (!LOCAL_is_UTF8)
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{
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if (STRING_conv(&str, path, len, LOCAL_encoding, "UTF-8", FALSE))
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STRING_new(&str, path, len);
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else
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STRING_ref(str);
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}
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else
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STRING_new(&str, path, len);
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*((char **)GB_ArrayAdd(_result)) = str;
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}
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void SUBR_rdir()
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{
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const char *path;
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int attr = 0;
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bool follow = FALSE;
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SUBR_ENTER();
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path = get_path(PARAM);
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if (NPARAM >= 2)
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{
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SUBR_get_string_len(&PARAM[1], &_pattern, &_len_pattern);
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if (NPARAM >= 3)
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{
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attr = SUBR_get_integer(&PARAM[2]);
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if (NPARAM == 4)
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follow = SUBR_get_boolean(&PARAM[3]);
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}
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}
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else
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_pattern = NULL;
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GB_ArrayNew(&_result, T_STRING, 0);
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if (!path || *path == 0)
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path = ".";
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_ignore = strlen(path);
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if (_ignore > 0 && path[_ignore - 1] != '/')
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_ignore++;
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FILE_recursive_dir(path, found_file, NULL, attr, follow);
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RETURN->_object.class = OBJECT_class(_result);
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RETURN->_object.object = _result;
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SUBR_LEAVE();
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}
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void SUBR_kill(void)
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{
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SUBR_ENTER_PARAM(1);
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FILE_unlink(get_path(PARAM));
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SUBR_LEAVE_VOID();
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}
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void SUBR_mkdir(void)
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{
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SUBR_ENTER_PARAM(1);
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FILE_mkdir(get_path(PARAM));
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SUBR_LEAVE_VOID();
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}
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void SUBR_rmdir(void)
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{
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SUBR_ENTER_PARAM(1);
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FILE_rmdir(get_path(PARAM));
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SUBR_LEAVE_VOID();
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}
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void SUBR_rename(void)
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{
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SUBR_ENTER_PARAM(2);
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FILE_rename(get_path(&PARAM[0]), get_path(&PARAM[1]));
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SUBR_LEAVE_VOID();
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|
}
|
|
|
|
|
|
void SUBR_temp(void)
|
|
{
|
|
char *temp;
|
|
int len;
|
|
|
|
SUBR_ENTER();
|
|
|
|
if (NPARAM == 0)
|
|
temp = FILE_make_temp(&len, NULL);
|
|
else
|
|
temp = FILE_make_temp(&len, SUBR_get_string(PARAM));
|
|
|
|
STRING_new_temp_value(RETURN, temp, len);
|
|
|
|
SUBR_LEAVE();
|
|
}
|
|
|
|
|
|
void SUBR_isdir(void)
|
|
{
|
|
bool isdir;
|
|
const char *path;
|
|
|
|
SUBR_ENTER_PARAM(1);
|
|
|
|
path = get_path(PARAM);
|
|
|
|
isdir = FILE_isdir(path);
|
|
|
|
RETURN->type = T_BOOLEAN;
|
|
RETURN->_integer.value = isdir ? -1 : 0;
|
|
|
|
SUBR_LEAVE();
|
|
}
|
|
|
|
|
|
void SUBR_copy(void)
|
|
{
|
|
SUBR_ENTER_PARAM(2);
|
|
|
|
FILE_copy(get_path(&PARAM[0]), get_path(&PARAM[1]));
|
|
|
|
SUBR_LEAVE_VOID();
|
|
}
|
|
|
|
|
|
void SUBR_access(void)
|
|
{
|
|
int access;
|
|
|
|
SUBR_ENTER();
|
|
|
|
if (NPARAM == 1)
|
|
access = R_OK;
|
|
else
|
|
{
|
|
VALUE_conv(&PARAM[1], T_INTEGER);
|
|
access = PARAM[1]._integer.value;
|
|
}
|
|
|
|
RETURN->type = T_BOOLEAN;
|
|
RETURN->_integer.value = FILE_access(get_path(PARAM), access) ? -1 : 0;
|
|
|
|
SUBR_LEAVE();
|
|
}
|
|
|
|
|
|
|
|
void SUBR_link(void)
|
|
{
|
|
SUBR_ENTER_PARAM(2);
|
|
|
|
/* Parameters are NOT inverted ANYMORE! */
|
|
FILE_link(get_path(&PARAM[0]), get_path(&PARAM[1]));
|
|
|
|
SUBR_LEAVE_VOID();
|
|
}
|
|
|
|
|
|
void SUBR_lock(void)
|
|
{
|
|
SUBR_ENTER_PARAM(1);
|
|
|
|
if (EXEC_code & 0x1F)
|
|
{
|
|
STREAM_close(get_stream(PARAM, FALSE));
|
|
SUBR_LEAVE_VOID();
|
|
}
|
|
else
|
|
{
|
|
STREAM stream;
|
|
CFILE *file;
|
|
const char *path = get_path(PARAM);
|
|
|
|
if (FILE_is_relative(path))
|
|
THROW(E_BADPATH);
|
|
|
|
STREAM_open(&stream, path, ST_WRITE | ST_CREATE | ST_DIRECT);
|
|
STREAM_lock(&stream);
|
|
|
|
file = CFILE_create(&stream, ST_WRITE | ST_CREATE | ST_DIRECT);
|
|
OBJECT_put(RETURN, file);
|
|
SUBR_LEAVE();
|
|
}
|
|
}
|
|
|
|
|
|
void SUBR_inp_out(void)
|
|
{
|
|
CSTREAM *stream;
|
|
void **where;
|
|
|
|
SUBR_ENTER_PARAM(1);
|
|
|
|
switch(EXEC_code & 0x1F)
|
|
{
|
|
case 0: where = &_default_in; break;
|
|
case 1: where = &_default_out; break;
|
|
default: where = &_default_err; break;
|
|
}
|
|
|
|
if (VALUE_is_null(PARAM))
|
|
{
|
|
stream = pop_stream(where);
|
|
if (stream)
|
|
OBJECT_UNREF(stream, "SUBR_inp_out");
|
|
return;
|
|
}
|
|
|
|
VALUE_conv(PARAM, (TYPE)CLASS_Stream);
|
|
|
|
stream = PARAM->_object.object;
|
|
OBJECT_REF(stream, "SUBR_inp_out");
|
|
|
|
push_stream(where, stream);
|
|
|
|
SUBR_LEAVE_VOID();
|
|
}
|
|
|
|
static void free_list(void **list)
|
|
{
|
|
CSTREAM *stream;
|
|
|
|
for(;;)
|
|
{
|
|
stream = pop_stream(list);
|
|
if (!stream)
|
|
return;
|
|
OBJECT_UNREF(stream, "free_list");
|
|
}
|
|
}
|
|
|
|
void SUBR_exit_inp_out(void)
|
|
{
|
|
free_list((void **)&_default_in);
|
|
free_list((void **)&_default_out);
|
|
free_list((void **)&_default_err);
|
|
}
|
|
|
|
|
|
void SUBR_dfree(void)
|
|
{
|
|
SUBR_ENTER_PARAM(1);
|
|
|
|
RETURN->type = T_LONG;
|
|
RETURN->_long.value = FILE_free(get_path(PARAM));
|
|
|
|
SUBR_LEAVE();
|
|
}
|
|
|
|
void SUBR_debug(void)
|
|
{
|
|
const int NPARAM = 0;
|
|
STREAM *stream = get_default(2);
|
|
const char *s = DEBUG_get_current_position();
|
|
|
|
STREAM_write(stream, (void *)s, strlen(s));
|
|
STREAM_write(stream, ": ", 2);
|
|
|
|
SUBR_LEAVE();
|
|
}
|
|
|