mirror of https://github.com/rfivet/uemacs.git
Revise terminal interfaces.
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parent
5f3b42f448
commit
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15
posix.c
15
posix.c
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@ -26,12 +26,11 @@
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#include "retcode.h"
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#include "utf8.h"
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int ttrow = HUGE ; /* Row location of HW cursor */
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int ttcol = HUGE ; /* Column location of HW cursor */
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int ttrow = -1 ; /* Row location of HW cursor */
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int ttcol = -1 ; /* Column location of HW cursor */
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/* Since Mac OS X's termios.h doesn't have the following 2 macros, define them.
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*/
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#if BSD || defined(SYSV) && (defined(_DARWIN_C_SOURCE) || defined(_FREEBSD_C_SOURCE))
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/* Define missing macroes for BSD and CYGWIN environment */
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#if BSD
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#define OLCUC 0000002
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#define XCASE 0000004
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#endif
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@ -94,10 +93,8 @@ void ttopen(void)
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kbdflgs = fcntl(0, F_GETFL, 0);
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kbdpoll = FALSE;
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/* on all screens we are not sure of the initial position
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of the cursor */
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ttrow = 999;
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ttcol = 999;
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/* on all screens we are not sure of the initial position of the cursor */
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ttrow = ttcol = -1 ;
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}
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/*
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16
tcap.c
16
tcap.c
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@ -83,7 +83,7 @@ static char *_UP, _PC, *CM, *CE, *CL, *SO, *SE;
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static char *CS, *DL, *AL, *SF, *SR;
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# endif
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struct terminal term = {
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terminal_t term = {
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480, /* actual 479 on 2560x1440 landscape terminal window */
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2550, /* actual 2541 */
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0, /* These four values are set dynamically at open time. */
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@ -231,16 +231,14 @@ static void tcapclose(void)
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}
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# endif
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static void tcapkopen(void)
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{
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static void tcapkopen( void) {
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# if PKCODE
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putpad(TI);
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ttflush();
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ttrow = 999;
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ttcol = 999;
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sgarbf = TRUE;
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putpad( TI) ;
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ttflush() ;
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ttrow = ttcol = -1 ;
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sgarbf = TRUE ;
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# endif
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strcpy(sres, "NORMAL");
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strcpy(sres, "NORMAL") ;
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}
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static void tcapkclose(void)
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77
terminal.h
77
terminal.h
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@ -6,45 +6,45 @@
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#include "retcode.h"
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#include "utf8.h"
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/* The editor communicates with the display using a high level interface. A
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* "TERM" structure holds useful variables, and indirect pointers to routines
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* that do useful operations. The low level get and put routines are here too.
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* This lets a terminal, in addition to having non standard commands, have
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* funny get and put character code too. The calls might get changed to
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* "termp->t_field" style in the future, to make it possible to run more than
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* one terminal type.
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/* The editor communicates with the display using a high level interface.
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A "TERM" structure holds useful variables, and indirect pointers to
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routines that do useful operations. The low level get and put routines
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are here too. This lets a terminal, in addition to having non standard
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commands, have funny get and put character code too. The calls might
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get changed to "termp->t_field" style in the future, to make it possible
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to run more than one terminal type.
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*/
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struct terminal {
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const short t_maxrow ; /* max number of rows allowable */
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const short t_maxcol ; /* max number of columns allowable */
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short t_mrow ; /* max number of rows displayable */
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short t_nrow ; /* current number of rows displayed */
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short t_mcol ; /* max number of rows displayable */
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short t_ncol ; /* current number of columns displayed */
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short t_margin; /* min margin for extended lines */
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short t_scrsiz; /* size of scroll region " */
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int t_pause; /* # times thru update to pause */
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void (*t_open)(void); /* Open terminal at the start. */
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void (*t_close)(void); /* Close terminal at end. */
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void (*t_kopen)(void); /* Open keyboard */
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void (*t_kclose)(void); /* close keyboard */
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int (*t_getchar)(void); /* Get character from keyboard. */
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int (*t_putchar)( unicode_t) ; /* Put character to display. */
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void (*t_flush) (void); /* Flush output buffers. */
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void (*t_move)(int, int);/* Move the cursor, origin 0. */
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void (*t_eeol)(void); /* Erase to end of line. */
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void (*t_eeop)(void); /* Erase to end of page. */
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void (*t_beep)(void); /* Beep. */
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void (*t_rev)(int); /* set reverse video state */
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int (*t_rez)(char *); /* change screen resolution */
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typedef struct {
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const short t_maxrow ; /* max number of rows allowable */
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const short t_maxcol ; /* max number of columns allowable */
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short t_mrow ; /* max number of rows displayable */
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short t_nrow ; /* current number of rows displayed */
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short t_mcol ; /* max number of rows displayable */
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short t_ncol ; /* current number of columns displayed */
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short t_margin ; /* min margin for extended lines */
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short t_scrsiz ; /* size of scroll region */
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int t_pause ; /* # times thru update to pause */
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void (*t_open)( void) ; /* Open terminal at the start */
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void (*t_close)( void) ; /* Close terminal at end. */
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void (*t_kopen)( void) ; /* Open keyboard */
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void (*t_kclose)( void) ; /* close keyboard */
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int (*t_getchar)( void) ; /* Get character from keyboard */
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int (*t_putchar)( unicode_t) ; /* Put character to display */
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void (*t_flush) (void) ; /* Flush output buffers */
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void (*t_move)( int, int) ; /* Move the cursor, origin 0 */
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void (*t_eeol)( void) ; /* Erase to end of line */
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void (*t_eeop)( void) ; /* Erase to end of page */
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void (*t_beep)( void) ; /* Beep */
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void (*t_rev)( int) ; /* set reverse video state */
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int (*t_rez)( char *) ; /* change screen resolution */
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#if COLOR
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int (*t_setfor) (); /* set forground color */
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int (*t_setback) (); /* set background color */
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int (*t_setfor)() ; /* set forground color */
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int (*t_setback)() ; /* set background color */
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#endif
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#if SCROLLCODE
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void (*t_scroll)(int, int,int); /* scroll a region of the screen */
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#if SCROLLCODE
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void (*t_scroll)( int, int,int) ; /* scroll a region of the screen */
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#endif
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};
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} terminal_t ;
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/* TEMPORARY macros for terminal I/O (to be placed in a machine dependant
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place later)
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@ -68,11 +68,8 @@ struct terminal {
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#define TTbacg (*term.t_setback)
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#endif
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/* Terminal table defined only in term.c */
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extern struct terminal term ;
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extern int ttrow ; /* Row location of HW cursor */
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extern int ttcol ; /* Column location of HW cursor */
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/* Terminal table defined only in tcap.c */
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extern terminal_t term ;
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extern boolean eolexist ; /* does clear to EOL exist? */
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extern boolean revexist ; /* does reverse video exist? */
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7
termio.c
7
termio.c
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@ -21,8 +21,8 @@
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#include <unistd.h>
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#include <sys/ioctl.h>
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int ttrow = HUGE ; /* Row location of HW cursor */
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int ttcol = HUGE ; /* Column location of HW cursor */
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int ttrow = -1 ; /* Row location of HW cursor */
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int ttcol = -1 ; /* Column location of HW cursor */
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#if USG /* System V */
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@ -139,8 +139,7 @@ void ttopen(void)
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/* on all screens we are not sure of the initial position
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of the cursor */
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ttrow = 999;
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ttcol = 999;
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ttrow = ttcol = -1 ;
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}
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/*
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