diff options
Diffstat (limited to 'expect/exp_win.c')
| -rw-r--r-- | expect/exp_win.c | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/expect/exp_win.c b/expect/exp_win.c new file mode 100644 index 00000000000..bc6bfdcf65a --- /dev/null +++ b/expect/exp_win.c @@ -0,0 +1,205 @@ +/* exp_win.c - window support + +Written by: Don Libes, NIST, 10/25/93 + +This file is in the public domain. However, the author and NIST +would appreciate credit if you use this file or parts of it. + +*/ + +#include "expect_cf.h" +#include "tcl.h" + +#ifdef NO_STDLIB_H +#include "../compat/stdlib.h" +#else +#include <stdlib.h> +#endif + +/* _IBCS2 required on some Intel platforms to allow the include files */ +/* to produce a definition for winsize. */ +#define _IBCS2 1 + +/* + * get everyone's window size definitions + * +note that this is tricky because (of course) everyone puts them in +different places. Worse, on some systems, some .h files conflict +and cannot both be included even though both exist. This is the +case, for example, on SunOS 4.1.3 using gcc where termios.h +conflicts with sys/ioctl.h + */ + +#ifdef HAVE_TERMIOS +# include <termios.h> +#else +# include <sys/ioctl.h> +#endif + +/* Sigh. On AIX 2.3, termios.h exists but does not define TIOCGWINSZ */ +/* Instead, it has to come from ioctl.h. However, As I said above, this */ +/* can't be cavalierly included on all machines, even when it exists. */ +#if defined(HAVE_TERMIOS) && !defined(HAVE_TIOCGWINSZ_IN_TERMIOS_H) +# include <sys/ioctl.h> +#endif + +/* SCO defines window size structure in PTEM and TIOCGWINSZ in termio.h */ +/* Sigh... */ +#if defined(HAVE_SYS_PTEM_H) +# include <sys/types.h> /* for stream.h's caddr_t */ +# include <sys/stream.h> /* for ptem.h's mblk_t */ +# include <sys/ptem.h> +#endif /* HAVE_SYS_PTEM_H */ + +#include "exp_tty.h" +#include "exp_win.h" + +#ifdef TIOCGWINSZ +typedef struct winsize exp_winsize; +#define columns ws_col +#define rows ws_row +#define EXP_WIN +#endif + +#if !defined(EXP_WIN) && defined(TIOCGSIZE) +typedef struct ttysize exp_winsize; +#define columns ts_cols +#define rows ts_lines +#define EXP_WIN +#endif + +#if !defined(EXP_WIN) +typedef struct { + int columns; + int rows; +} exp_winsize; +#endif + +static exp_winsize winsize = {0, 0}; +static exp_winsize win2size = {0, 0}; + +int exp_window_size_set(fd) +int fd; +{ +#ifdef TIOCSWINSZ + ioctl(fd,TIOCSWINSZ,&winsize); +#endif +#if defined(TIOCSSIZE) && !defined(TIOCSWINSZ) + ioctl(fd,TIOCSSIZE,&winsize); +#endif +} + +int exp_window_size_get(fd) +int fd; +{ +#ifdef TIOCGWINSZ + ioctl(fd,TIOCGWINSZ,&winsize); +#endif +#if defined(TIOCGSIZE) && !defined(TIOCGWINSZ) + ioctl(fd,TIOCGSIZE,&winsize); +#endif +#if !defined(EXP_WIN) + winsize.rows = 0; + winsize.columns = 0; +#endif +} + +void +exp_win_rows_set(rows) +char *rows; +{ + winsize.rows = atoi(rows); + exp_window_size_set(exp_dev_tty); +} + +void +exp_win_rows_get(rows) +char *rows; +{ + exp_window_size_get(exp_dev_tty); + sprintf(rows,"%d",winsize.rows); +} + +void +exp_win_columns_set(columns) +char *columns; +{ + winsize.columns = atoi(columns); + exp_window_size_set(exp_dev_tty); +} + +void +exp_win_columns_get(columns) +char *columns; +{ + exp_window_size_get(exp_dev_tty); + sprintf(columns,"%d",winsize.columns); +} + +/* + * separate copy of everything above - used for handling user stty requests + */ + +int exp_win2_size_set(fd) +int fd; +{ +#ifdef TIOCSWINSZ + ioctl(fd,TIOCSWINSZ,&win2size); +#endif +#if defined(TIOCSSIZE) && !defined(TIOCSWINSZ) + ioctl(fd,TIOCSSIZE,&win2size); +#endif +} + +int exp_win2_size_get(fd) +int fd; +{ +#ifdef TIOCGWINSZ + ioctl(fd,TIOCGWINSZ,&win2size); +#endif +#if defined(TIOCGSIZE) && !defined(TIOCGWINSZ) + ioctl(fd,TIOCGSIZE,&win2size); +#endif +} + +void +exp_win2_rows_set(fd,rows) +int fd; +char *rows; +{ + exp_win2_size_get(fd); + win2size.rows = atoi(rows); + exp_win2_size_set(fd); +} + +void +exp_win2_rows_get(fd,rows) +int fd; +char *rows; +{ + exp_win2_size_get(fd); + sprintf(rows,"%d",win2size.rows); +#if !defined(EXP_WIN) + win2size.rows = 0; + win2size.columns = 0; +#endif +} + +void +exp_win2_columns_set(fd,columns) +int fd; +char *columns; +{ + exp_win2_size_get(fd); + win2size.columns = atoi(columns); + exp_win2_size_set(fd); +} + +void +exp_win2_columns_get(fd,columns) +int fd; +char *columns; +{ + exp_win2_size_get(fd); + sprintf(columns,"%d",win2size.columns); +} |