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Annotation of researchv10no/ncurses/screen/restarttrm.c, revision 1.1.1.1

1.1       root        1: /*     @(#) restarttrm.c: 1.1 10/15/83 (1.36   3/18/83)        */
                      2: #include "curses.ext"
                      3: #include "../local/uparm.h"
                      4: 
                      5: extern struct term *cur_term;
                      6: 
                      7: /*
                      8:  * This is useful after saving/restoring memory from a file (e.g. as
                      9:  * in a rogue save game).  It assumes that the modes and windows are
                     10:  * as wanted by the user, but the terminal type and baud rate may
                     11:  * have changed.
                     12:  */
                     13: restartterm(term, filenum, errret)
                     14: char *term;
                     15: int filenum;   /* This is a UNIX file descriptor, not a stdio ptr. */
                     16: int *errret;
                     17: {
                     18:        int saveecho = SP->fl_echoit;
                     19:        int savecbreak = SP->fl_rawmode;
                     20:        int saveraw;
                     21:        int savenl;
                     22: 
                     23: #ifdef USG
                     24:        saveraw = (cur_term->Nttyb).c_cc[VINTR] == 0377;
                     25:        savenl = (cur_term->Nttyb).c_iflag & ICRNL;
                     26: #else
                     27:        saveraw = (cur_term->Nttyb).sg_flags | RAW;
                     28:        savenl = (cur_term->Nttyb).sg_flags & CRMOD;
                     29: #endif
                     30: 
                     31:        setupterm(term, filenum, errret);
                     32: 
                     33:        /*
                     34:         * Restore curses settable flags, leaving other stuff alone.
                     35:         */
                     36:        if (saveecho)
                     37:                echo();
                     38:        else
                     39:                noecho();
                     40: 
                     41:        if (savecbreak)
                     42:                cbreak(), noraw();
                     43:        else if (saveraw)
                     44:                nocbreak(), raw();
                     45:        else
                     46:                nocbreak(), noraw();
                     47:        
                     48:        if (savenl)
                     49:                nl();
                     50:        else
                     51:                nonl();
                     52: 
                     53:        reset_prog_mode();
                     54: 
                     55:        LINES = lines;
                     56:        COLS = columns;
                     57: }

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