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124 lines
3.6 KiB
C
124 lines
3.6 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) 1998-2003 Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.00 of the Zend license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available at through the world-wide-web at |
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| http://www.zend.com/license/2_00.txt. |
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| If you did not receive a copy of the Zend license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Wez Furlong <wez@thebrainroom.com> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include "zend.h"
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#include "zend_compile.h"
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ZEND_DLIMPORT int isatty(int fd);
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static size_t zend_stream_stdio_reader(void *handle, char *buf, size_t len TSRMLS_DC)
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{
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return fread(buf, 1, len, (FILE*)handle);
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}
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static void zend_stream_stdio_closer(void *handle TSRMLS_DC)
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{
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if ((FILE*)handle != stdin)
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fclose((FILE*)handle);
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}
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int zend_stream_open(const char *filename, zend_file_handle *handle TSRMLS_DC)
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{
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if (zend_stream_open_function) {
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return zend_stream_open_function(filename, handle TSRMLS_CC);
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}
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handle->type = ZEND_HANDLE_FP;
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handle->opened_path = NULL;
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handle->handle.fp = zend_fopen(filename, &handle->opened_path);
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handle->filename = (char *)filename;
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handle->free_filename = 0;
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return (handle->handle.fp) ? SUCCESS : FAILURE;
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}
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int zend_stream_fixup(zend_file_handle *file_handle TSRMLS_DC)
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{
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switch (file_handle->type) {
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case ZEND_HANDLE_FILENAME:
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if (FAILURE == zend_stream_open(file_handle->filename, file_handle TSRMLS_CC)) {
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return FAILURE;
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}
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break;
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case ZEND_HANDLE_FD:
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file_handle->handle.fp = fdopen(file_handle->handle.fd, "rb");
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file_handle->type = ZEND_HANDLE_FP;
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break;
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case ZEND_HANDLE_FP:
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file_handle->handle.fp = file_handle->handle.fp;
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break;
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case ZEND_HANDLE_STREAM:
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/* nothing to do */
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return SUCCESS;
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default:
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return FAILURE;
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}
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if (file_handle->type == ZEND_HANDLE_FP) {
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if (!file_handle->handle.fp) {
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return FAILURE;
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}
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/* promote to stream */
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file_handle->handle.stream.handle = file_handle->handle.fp;
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file_handle->handle.stream.reader = zend_stream_stdio_reader;
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file_handle->handle.stream.closer = zend_stream_stdio_closer;
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file_handle->type = ZEND_HANDLE_STREAM;
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file_handle->handle.stream.interactive = isatty(fileno((FILE *)file_handle->handle.stream.handle));
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}
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return SUCCESS;
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}
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size_t zend_stream_read(zend_file_handle *file_handle, char *buf, size_t len TSRMLS_DC)
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{
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if (file_handle->handle.stream.interactive) {
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int c = '*', n;
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for ( n = 0; n < len && (c = zend_stream_getc( file_handle TSRMLS_CC)) != EOF && c != '\n'; ++n )
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buf[n] = (char) c;
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if ( c == '\n' )
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buf[n++] = (char) c;
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return n;
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}
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return file_handle->handle.stream.reader(file_handle->handle.stream.handle, buf, len TSRMLS_CC);
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}
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int zend_stream_getc(zend_file_handle *file_handle TSRMLS_DC)
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{
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char buf;
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if (file_handle->handle.stream.reader(file_handle->handle.stream.handle, &buf, sizeof(buf) TSRMLS_CC)) {
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return (int)buf;
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}
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return EOF;
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}
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int zend_stream_ferror(zend_file_handle *file_handle TSRMLS_DC)
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{
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return 0;
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}
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