diff options
Diffstat (limited to 'py/lexerunix.c')
-rw-r--r-- | py/lexerunix.c | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/py/lexerunix.c b/py/lexerunix.c deleted file mode 100644 index 9e3755e761..0000000000 --- a/py/lexerunix.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * This file is part of the Micro Python project, http://micropython.org/ - * - * The MIT License (MIT) - * - * Copyright (c) 2013, 2014 Damien P. George - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "py/mpconfig.h" - -#if MICROPY_HELPER_LEXER_UNIX - -#include <stdio.h> -#include <stdint.h> -#include <unistd.h> -#include <fcntl.h> -#include <sys/stat.h> -#include <sys/types.h> - -#include "py/lexer.h" - -typedef struct _mp_lexer_file_buf_t { - int fd; - bool close_fd; - byte buf[20]; - mp_uint_t len; - mp_uint_t pos; -} mp_lexer_file_buf_t; - -STATIC mp_uint_t file_buf_next_byte(mp_lexer_file_buf_t *fb) { - if (fb->pos >= fb->len) { - if (fb->len == 0) { - return MP_LEXER_EOF; - } else { - int n = read(fb->fd, fb->buf, sizeof(fb->buf)); - if (n <= 0) { - fb->len = 0; - return MP_LEXER_EOF; - } - fb->len = n; - fb->pos = 0; - } - } - return fb->buf[fb->pos++]; -} - -STATIC void file_buf_close(mp_lexer_file_buf_t *fb) { - if (fb->close_fd) { - close(fb->fd); - } - m_del_obj(mp_lexer_file_buf_t, fb); -} - -mp_lexer_t *mp_lexer_new_from_fd(qstr filename, int fd, bool close_fd) { - mp_lexer_file_buf_t *fb = m_new_obj_maybe(mp_lexer_file_buf_t); - if (fb == NULL) { - if (close_fd) { - close(fd); - } - return NULL; - } - fb->fd = fd; - fb->close_fd = close_fd; - int n = read(fb->fd, fb->buf, sizeof(fb->buf)); - fb->len = n; - fb->pos = 0; - return mp_lexer_new(filename, fb, (mp_lexer_stream_next_byte_t)file_buf_next_byte, (mp_lexer_stream_close_t)file_buf_close); -} - -#endif // MICROPY_HELPER_LEXER_UNIX |