X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fao_stdio.c;fp=src%2Fao_stdio.c;h=0000000000000000000000000000000000000000;hp=c0138a30dbd730bc26bcea06b38fe872ce8650e2;hb=9513be7f9d3d0b0ec29f6487fa9dc8f1ac24d0de;hpb=3bfe8df44b575ca430ffaa051e20faa955a06c03 diff --git a/src/ao_stdio.c b/src/ao_stdio.c deleted file mode 100644 index c0138a30..00000000 --- a/src/ao_stdio.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright © 2009 Keith Packard - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include "ao.h" - -/* - * Basic I/O functions to support SDCC stdio package - */ - -#define AO_NUM_STDIOS (HAS_USB + PACKET_HAS_SLAVE + USE_SERIAL_STDIN) - -__xdata struct ao_stdio ao_stdios[AO_NUM_STDIOS]; -__pdata int8_t ao_cur_stdio; -__pdata int8_t ao_num_stdios; - -void -putchar(char c) -{ - if (c == '\n') - (*ao_stdios[ao_cur_stdio].putchar)('\r'); - (*ao_stdios[ao_cur_stdio].putchar)(c); -} - -void -flush(void) -{ - if (ao_stdios[ao_cur_stdio].flush) - ao_stdios[ao_cur_stdio].flush(); -} - -__xdata uint8_t ao_stdin_ready; - -char -getchar(void) __reentrant __critical -{ - char c; - int8_t stdio = ao_cur_stdio; - - for (;;) { - c = ao_stdios[stdio].pollchar(); - if (c != AO_READ_AGAIN) - break; - if (++stdio == ao_num_stdios) - stdio = 0; - if (stdio == ao_cur_stdio) - ao_sleep(&ao_stdin_ready); - } - ao_cur_stdio = stdio; - return c; -} - -uint8_t -ao_echo(void) -{ - return ao_stdios[ao_cur_stdio].echo; -} - -int8_t -ao_add_stdio(char (*pollchar)(void), - void (*putchar)(char), - void (*flush)(void)) __reentrant -{ - if (ao_num_stdios == AO_NUM_STDIOS) - ao_panic(AO_PANIC_STDIO); - ao_stdios[ao_num_stdios].pollchar = pollchar; - ao_stdios[ao_num_stdios].putchar = putchar; - ao_stdios[ao_num_stdios].flush = flush; - ao_stdios[ao_num_stdios].echo = 1; - return ao_num_stdios++; -}