static int ui_alloc(struct ui_st **stp) { struct ui_st *st; int err; if (!stp) return EINVAL; st = mem_zalloc(sizeof(*st), ui_destructor); if (!st) return ENOMEM; tmr_init(&st->tmr); err = fd_listen(STDIN_FILENO, FD_READ, ui_fd_handler, st); if (err) goto out; err = term_setup(st); if (err) { info("stdio: could not setup terminal: %m\n", err); err = 0; } out: if (err) mem_deref(st); else *stp = st; return err; }
/* initialze terminal */ void term_init(void) { const char hide_cursor[] = "\x1b[?25l"; debug("term_init"); if(term_width(STDERR_FILENO) >= 0) write(STDERR_FILENO, hide_cursor, sizeof(hide_cursor)); debug1("param.term_ctrl: %i", param.term_ctrl); if(!param.term_ctrl) return; term_enable = 0; if(tcgetattr(0,&old_tio) < 0) { fprintf(stderr,"Can't get terminal attributes\n"); return; } if(term_setup(&old_tio) < 0) { fprintf(stderr,"Can't set terminal attributes\n"); return; } term_enable = 1; }
void term_sigcont(int sig) { term_enable = 0; if (term_setup(&old_tio) < 0) { fprintf(stderr,"Can't set terminal attributes\n"); return; } term_enable = 1; }
/* initialze terminal */ void term_init(void) { debug("term_init"); term_enable = 0; if(tcgetattr(0,&old_tio) < 0) { fprintf(stderr,"Can't get terminal attributes\n"); return; } if(term_setup(&old_tio) < 0) { fprintf(stderr,"Can't set terminal attributes\n"); return; } term_enable = 1; }
TERM_REC *terminfo_core_init(FILE *in, FILE *out) { TERM_REC *old_term, *term; old_term = current_term; current_term = term = g_new0(TERM_REC, 1); term->in = in; term->out = out; if (!term_setup(term)) { g_free(term); term = NULL; } current_term = old_term; return term; }
static void mainloop(void) { int step = srows / PAGESTEPS; int hstep = scols / PAGESTEPS; int c; term_setup(); signal(SIGCONT, sigcont); loadpage(num); srow = prow; scol = -scols / 2; draw(); while ((c = readkey()) != -1) { if (c == 'q') break; if (c == 'e' && reload()) break; switch (c) { /* commands that do not require redrawing */ case 'o': numdiff = num - getcount(num); break; case 'Z': zoom_def = getcount(zoom); break; case 'i': printinfo(); break; case 27: count = 0; break; case 'm': setmark(readkey()); break; case 'd': sleep(getcount(1)); break; default: if (isdigit(c)) count = count * 10 + c - '0'; } switch (c) { /* commands that require redrawing */ case CTRLKEY('f'): case 'J': if (!loadpage(num + getcount(1))) srow = prow; break; case CTRLKEY('b'): case 'K': if (!loadpage(num - getcount(1))) srow = prow; break; case 'G': setmark('\''); if (!loadpage(getcount(doc_pages(doc) - numdiff) + numdiff)) srow = prow; break; case 'O': numdiff = num - getcount(num); setmark('\''); if (!loadpage(num + numdiff)) srow = prow; break; case 'z': zoom_page(getcount(zoom_def)); break; case 'w': zoom_page(pcols ? zoom * scols / pcols : zoom); break; case 'W': if (lmargin() < rmargin()) zoom_page(zoom * (scols - hstep) / (rmargin() - lmargin())); break; case 'f': zoom_page(prows ? zoom * srows / prows : zoom); break; case 'r': rotate = getcount(0); if (!loadpage(num)) srow = prow; break; case '`': case '\'': jmpmark(readkey(), c == '`'); break; case 'j': srow += step * getcount(1); break; case 'k': srow -= step * getcount(1); break; case 'l': scol += hstep * getcount(1); break; case 'h': scol -= hstep * getcount(1); break; case 'H': srow = prow; break; case 'L': srow = prow + prows - srows; break; case 'M': srow = prow + prows / 2 - srows / 2; break; case 'C': scol = -scols / 2; break; case ' ': case CTRLKEY('d'): srow += srows * getcount(1) - step; break; case 127: case CTRLKEY('u'): srow -= srows * getcount(1) - step; break; case '[': scol = pcol; break; case ']': scol = pcol + pcols - scols; break; case '{': scol = pcol + lmargin() - hstep / 2; break; case '}': scol = pcol + rmargin() + hstep / 2 - scols; break; case CTRLKEY('l'): break; case 'I': invert = !invert; loadpage(num); break; default: /* no need to redraw */ continue; } srow = MAX(prow - srows + MARGIN, MIN(prow + prows - MARGIN, srow)); scol = MAX(pcol - scols + MARGIN, MIN(pcol + pcols - MARGIN, scol)); draw(); } term_cleanup(); }
static void sigcont(int sig) { term_setup(); }
void io_init(bool term_ctrl) { static readonly unsigned char open_params_list[2] = { (unsigned char)iop_newversion, (unsigned char)iop_eol }; static readonly unsigned char null_params_list[2] = { (unsigned char)iop_nl, (unsigned char)iop_eol }; static readonly unsigned char no_params = (unsigned char)iop_eol; static readonly unsigned char shr_params[3] = { (unsigned char)iop_shared, (unsigned char)iop_readonly, (unsigned char)iop_eol }; int4 status; mval val; mstr tn; MSTR_CONST (gtm_netout, "GTM_NETOUT"); MSTR_CONST (sys_net, "SYS$NET"); char buf1[MAX_TRANS_NAME_LEN]; /* buffer to hold translated name */ mval pars; io_log_name *inp, *outp; io_log_name *ln; error_def(ERR_LOGTOOLONG); io_init_name(); /* default logical names */ io_root_log_name = (io_log_name *)malloc(SIZEOF(*io_root_log_name)); memset(io_root_log_name, 0, SIZEOF(*io_root_log_name)); val.mvtype = MV_STR; val.str.addr = "0"; val.str.len = 1; ln = get_log_name(&val.str, INSERT); assert(ln != 0); val.str = gtm_principal; status = TRANS_LOG_NAME(&val.str, &tn, buf1, SIZEOF(buf1), dont_sendmsg_on_log2long); if (SS_NOLOGNAM == status) dollar_principal = 0; else if (SS_NORMAL == status) dollar_principal = get_log_name(&tn, INSERT); # ifdef UNIX else if (SS_LOG2LONG == status) rts_error(VARLSTCNT(5) ERR_LOGTOOLONG, 3, val.str.len, val.str.addr, SIZEOF(buf1) - 1); # endif else rts_error(VARLSTCNT(1) status); /* open devices */ val.str = sys_input; inp = get_log_name(&val.str, INSERT); pars.mvtype = MV_STR; status = TRANS_LOG_NAME(&val.str, &tn, buf1, SIZEOF(buf1), dont_sendmsg_on_log2long); if (SS_NOLOGNAM == status) { pars.str.len = SIZEOF(null_params_list); pars.str.addr = (char *)null_params_list; } else if (SS_NORMAL == status) { if (!io_is_rm(&val.str)) { pars.str.len = SIZEOF(no_params); pars.str.addr = (char *)&no_params; } else if (io_is_sn(&val.str)) { pars.str.len = SIZEOF(open_params_list); pars.str.addr = (char *)open_params_list; } else { pars.str.len = SIZEOF(shr_params); pars.str.addr = (char *)shr_params; } } # ifdef UNIX else if (SS_LOG2LONG == status) rts_error(VARLSTCNT(5) ERR_LOGTOOLONG, 3, val.str.len, val.str.addr, SIZEOF(buf1) - 1); # endif else rts_error(VARLSTCNT(1) status); ESTABLISH(io_init_ch); (*op_open_ptr)(&val, &pars, 0, 0); io_curr_device.in = io_std_device.in = inp->iod; val.str = sys_output; if ((SS_NORMAL == TRANS_LOG_NAME(>m_netout, &tn, buf1, SIZEOF(buf1), do_sendmsg_on_log2long)) && (SS_NORMAL == TRANS_LOG_NAME(&sys_net, &tn, buf1, SIZEOF(buf1), do_sendmsg_on_log2long)) && io_is_sn(&sys_net)) val.str = sys_net; outp = get_log_name(&val.str, INSERT); status = TRANS_LOG_NAME(&val.str, &tn, buf1, SIZEOF(buf1), dont_sendmsg_on_log2long); if ((SS_NORMAL != status) && (SS_NOLOGNAM != status)) { # ifdef UNIX if (SS_LOG2LONG == status) rts_error(VARLSTCNT(5) ERR_LOGTOOLONG, 3, val.str.len, val.str.addr, SIZEOF(buf1) - 1); else # endif rts_error(VARLSTCNT(1) status); } if ((val.str.addr == sys_net.addr) && (pars.str.addr == (char *)open_params_list)) /* sys$net is the only input thing that uses open_params_list */ outp->iod = io_curr_device.in; /* For terminals and mailboxes and sockets, SYS$INPUT and SYS$OUTPUT may point to the same device. If input is one of those, then check translated name for output against translated name for input; in that case they should be joined by their logical names */ if (((tt == io_curr_device.in->type) || (mb == io_curr_device.in->type) || (gtmsocket == io_curr_device.in->type)) && same_device_check(tn, buf1)) outp->iod = io_curr_device.in; if (!outp->iod) { if (status == SS_NOLOGNAM) { pars.str.len = SIZEOF(null_params_list); pars.str.addr = (char *)null_params_list; } else if (status == SS_NORMAL) { pars.str.len = SIZEOF(open_params_list); pars.str.addr = (char *)open_params_list; } (*op_open_ptr)(&val, &pars, 0, 0); } io_curr_device.out = io_std_device.out = outp->iod; term_setup(term_ctrl); io_std_device.out->pair = io_std_device; io_std_device.in->pair = io_std_device; io_std_device.out->perm = io_std_device.in->perm = TRUE; for (ln = io_root_log_name; ln; ln = ln->next) ln->iod = io_std_device.in; if (dollar_principal) dollar_principal->iod = io_std_device.in; pars.str.len = SIZEOF(no_params); pars.str.addr = (char *)&no_params; val.str.len = io_curr_device.in->trans_name->len; val.str.addr = io_std_device.in->trans_name->dollar_io; op_use(&val, &pars); REVERT; return; }