diff options
Diffstat (limited to 'util-linux')
| -rw-r--r-- | util-linux/more.c | 49 |
1 files changed, 19 insertions, 30 deletions
diff --git a/util-linux/more.c b/util-linux/more.c index 1310165..841e283 100644 --- a/util-linux/more.c +++ b/util-linux/more.c @@ -42,17 +42,16 @@ static const char more_usage[] = "more [FILE ...]\n" /* ED: sparc termios is broken: revert back to old termio handling. */ #ifdef BB_FEATURE_USE_TERMIOS - -#if #cpu(sparc) -# include <termio.h> -# define termios termio -# define setTermSettings(fd,argp) ioctl(fd,TCSETAF,argp) -# define getTermSettings(fd,argp) ioctl(fd,TCGETA,argp) -#else -# include <termios.h> -# define setTermSettings(fd,argp) tcsetattr(fd,TCSANOW,argp) -# define getTermSettings(fd,argp) tcgetattr(fd, argp); -#endif +# if #cpu(sparc) +# include <termio.h> +# define termios termio +# define setTermSettings(fd,argp) ioctl(fd,TCSETAF,argp) +# define getTermSettings(fd,argp) ioctl(fd,TCGETA,argp) +# else +# include <termios.h> +# define setTermSettings(fd,argp) tcsetattr(fd,TCSANOW,argp) +# define getTermSettings(fd,argp) tcgetattr(fd, argp); +# endif FILE *cin; @@ -64,24 +63,11 @@ void gotsig(int sig) fprintf(stdout, "\n"); exit(TRUE); } -#endif - - - -#define TERMINAL_WIDTH 79 /* not 80 in case terminal has linefold bug */ -#define TERMINAL_HEIGHT 24 +#endif /* BB_FEATURE_USE_TERMIOS */ -#if defined BB_FEATURE_AUTOWIDTH -#ifdef BB_FEATURE_USE_TERMIOS -static int terminal_width = TERMINAL_WIDTH; -#endif -static int terminal_height = TERMINAL_HEIGHT; -#else -#define terminal_width TERMINAL_WIDTH -#define terminal_height TERMINAL_HEIGHT -#endif - +static int terminal_width = 79; /* not 80 in case terminal has linefold bug */ +static int terminal_height = 24; extern int more_main(int argc, char **argv) @@ -126,13 +112,13 @@ extern int more_main(int argc, char **argv) new_settings.c_lflag &= ~ECHO; setTermSettings(fileno(cin), &new_settings); -#ifdef BB_FEATURE_AUTOWIDTH +# ifdef BB_FEATURE_AUTOWIDTH ioctl(fileno(stdout), TIOCGWINSZ, &win); if (win.ws_row > 4) terminal_height = win.ws_row - 2; if (win.ws_col > 0) terminal_width = win.ws_col - 1; -#endif +# endif (void) signal(SIGINT, gotsig); (void) signal(SIGQUIT, gotsig); @@ -209,7 +195,10 @@ extern int more_main(int argc, char **argv) if (++lines == terminal_height) please_display_more_prompt = 1; } - /* If any key other than a return is hit, scroll by one page */ + /* + * If we just read a newline from the file being 'mored' and any + * key other than a return is hit, scroll by one page + */ putc(c, stdout); } fclose(file); |