diff options
| -rw-r--r-- | cpukit/libmisc/shell/shell.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/cpukit/libmisc/shell/shell.c b/cpukit/libmisc/shell/shell.c index 6c1aff0a4b..035f626134 100644 --- a/cpukit/libmisc/shell/shell.c +++ b/cpukit/libmisc/shell/shell.c @@ -664,6 +664,7 @@ rtems_boolean rtems_shell_main_loop( rtems_shell_cmd_t *shell_cmd; rtems_status_code sc; struct termios term; + struct termios previous_term; char *prompt = NULL; int cmd; int cmd_count = 1; /* assume a script and so only 1 command line */ @@ -740,7 +741,8 @@ rtems_boolean rtems_shell_main_loop( } else { /* make a raw terminal,Linux Manuals */ - if (tcgetattr(fileno(stdin), &term) >= 0) { + if (tcgetattr(fileno(stdin), &previous_term) >= 0) { + term = previous_term; term.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON); term.c_oflag &= ~OPOST; term.c_oflag |= (OPOST|ONLCR); /* But with cr+nl on output */ @@ -913,8 +915,17 @@ rtems_boolean rtems_shell_main_loop( if (cmd_argv) free (cmd_argv); - if ( stdinToClose ) + if (stdinToClose) { fclose( stdinToClose ); + } else { + if (tcsetattr( fileno( stdin), TCSADRAIN, &previous_term) < 0) { + fprintf( + stderr, + "shell: cannot reset terminal attributes (%s)\n", + shell_env->devname + ); + } + } if ( stdoutToClose ) fclose( stdoutToClose ); return result; |