Latest patch from vodz. Adds a check for divide by zero in the posix

math suport, cleaner math syntax error checking, moves redundant signal
string tables (from kill and ash) into libbb and provides a few
cleanups elsewhere.

1 files changed, 10 insertions, 14 deletions

diff --git a/shell/cmdedit.c b/shell/cmdedit.c
index 3b4750455..2ec81548d 100644
--- a/shell/cmdedit.c
+++ b/shell/cmdedit.c
@@ -1167,25 +1167,21 @@ int cmdedit_read_input(char *prompt, char command[BUFSIZ])
         len = 0;
         command_ps = command;
 
-        if (new_settings.c_cc[VERASE] == 0) {     /* first call */
-
-                getTermSettings(0, (void *) &initial_settings);
-                memcpy(&new_settings, &initial_settings, sizeof(struct termios));
-                new_settings.c_lflag &= ~ICANON;        /* unbuffered input */
-                /* Turn off echoing and CTRL-C, so we can trap it */
-                new_settings.c_lflag &= ~(ECHO | ECHONL | ISIG);
+        getTermSettings(0, (void *) &initial_settings);
+        memcpy(&new_settings, &initial_settings, sizeof(struct termios));
+        new_settings.c_lflag &= ~ICANON;        /* unbuffered input */
+        /* Turn off echoing and CTRL-C, so we can trap it */
+        new_settings.c_lflag &= ~(ECHO | ECHONL | ISIG);
 #ifndef linux
-                /* Hmm, in linux c_cc[] not parsed if set ~ICANON */
-                new_settings.c_cc[VMIN] = 1;
-                new_settings.c_cc[VTIME] = 0;
-                /* Turn off CTRL-C, so we can trap it */
+        /* Hmm, in linux c_cc[] not parsed if set ~ICANON */
+        new_settings.c_cc[VMIN] = 1;
+        new_settings.c_cc[VTIME] = 0;
+        /* Turn off CTRL-C, so we can trap it */
 #       ifndef _POSIX_VDISABLE
 #               define _POSIX_VDISABLE '\0'
 #       endif
-                new_settings.c_cc[VINTR] = _POSIX_VDISABLE;     
+        new_settings.c_cc[VINTR] = _POSIX_VDISABLE;     
 #endif
-        }
-
         command[0] = 0;
 
         setTermSettings(0, (void *) &new_settings);