Disable interrupts while reading from stdin

[fw/altos] / src / ao_stdio.c

diff --git a/src/ao_stdio.c b/src/ao_stdio.c
index 8add30b842b04e1135a11201780a3d778da74671..045dff09f340e92b7b32b62ba2ceb914cfc2724f 100644 (file)
--- a/src/ao_stdio.c
+++ b/src/ao_stdio.c
@@ -50,6 +50,7 @@ getchar(void) __reentrant
        char c;
        int8_t stdio = ao_cur_stdio;
 
        char c;
        int8_t stdio = ao_cur_stdio;
 

+       EA = 0;

        for (;;) {
                c = stdios[stdio].pollchar();
                if (c != AO_READ_AGAIN)
        for (;;) {
                c = stdios[stdio].pollchar();
                if (c != AO_READ_AGAIN)


@@ -59,6 +60,7 @@ getchar(void) __reentrant
                if (stdio == ao_cur_stdio)
                        ao_sleep(&ao_stdin_ready);
        }
                if (stdio == ao_cur_stdio)
                        ao_sleep(&ao_stdin_ready);
        }

+       EA = 1;

        ao_cur_stdio = stdio;
        return c;
 }
        ao_cur_stdio = stdio;
        return c;
 }