sconsole

commit 099cc8e323a2430cf7408936439401c84492147f
parent b0f764d8388a4010bb74eb7b161862d240f4d5e7
Author: Colin Cross <ccross@android.com>
Date:   Mon, 30 Jul 2012 11:22:19 -0700

Don't print '.' for bell character

Add a new valid state -1 to ignore characters without printing a '.',
and use the new state for the bell character (ASCII code 7).

Diffstat:
M
sconsole.c
 | 
13
+++++++++----

1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/sconsole.c b/sconsole.c
@@ -207,6 +207,7 @@ int main(int argc, char *argv[])
 	for (n = ' '; n < 127; n++)
 		valid[n] = 1;
 
+	valid[7] = -1; /* bell */
 	valid[8] = 1; /* backspace */
 	valid[9] = 1; /* tab */
 	valid[10] = 1; /* newline */
@@ -315,11 +316,15 @@ int main(int argc, char *argv[])
 				}
 			}
 			if ((fds[1].revents & POLLIN) && (read(fd, &x, 1) == 1)) {
+				unsigned char c = x;
 				if (!valid[x])
-					x = '.';
-				write(1, &x, 1);
-				if (logfd != -1)
-					write(logfd, &x, 1);
+					c = '.';
+
+				if (valid[x] != -1) {
+					write(1, &c, 1);
+					if (logfd != -1)
+						write(logfd, &c, 1);
+				}
 			}
 		}
 	}