Fix all stdio reading functions to be __critical

[fw/altos] / src / ao_stdio.c

diff --git a/src/ao_stdio.c b/src/ao_stdio.c
index 045dff09f340e92b7b32b62ba2ceb914cfc2724f..78bbd3c3dab3e3d52d0731be50827e983c642dcb 100644 (file)
--- a/src/ao_stdio.c
+++ b/src/ao_stdio.c
@@ -45,12 +45,11 @@ flush(void)
 __xdata uint8_t ao_stdin_ready;
 
 char
-getchar(void) __reentrant
+getchar(void) __reentrant __critical
 {
        char c;
        int8_t stdio = ao_cur_stdio;
 
-       EA = 0;
        for (;;) {
                c = stdios[stdio].pollchar();
                if (c != AO_READ_AGAIN)
@@ -60,7 +59,6 @@ getchar(void) __reentrant
                if (stdio == ao_cur_stdio)
                        ao_sleep(&ao_stdin_ready);
        }
-       EA = 1;
        ao_cur_stdio = stdio;
        return c;
 }