c_help() { register struct ww *w; if ((w = openiwin(wwnrow - 3, "Help")) == 0) { error("Can't open help window: %s.", wwerror()); return; } wwprintf(w, "The escape character is %c.\n", escapec); wwprintf(w, "(# represents one of the digits from 1 to 9.)\n\n"); if (help_print(w, "Short commands", help_shortcmd) >= 0) (void) help_print(w, "Long commands", help_longcmd); closeiwin(w); }
int help_print(struct ww *w, const char *name, const char **list) { wwprintf(w, "%s:\n\n", name); while (*list) switch (more(w, 0)) { case 0: wwputs(*list++, w); wwputc('\n', w); break; case 1: wwprintf(w, "%s: (continued)\n\n", name); break; case 2: return -1; } return more(w, 1) == 2 ? -1 : 0; }
int waitnl1(struct ww *w, const char *prompt) { int uc = ISSET(w->ww_wflags, WWW_UNCTRL); CLR(w->ww_wflags, WWW_UNCTRL); front(w, 0); wwprintf(w, "\033Y%c%c\033sA%s\033rA ", w->ww_w.nr - 1 + ' ', ' ', prompt); /* print on last line */ wwcurtowin(w); while (wwpeekc() < 0) wwiomux(); SET(w->ww_wflags, uc); return wwgetc(); }
debug_str() { register struct ww *w; struct string *s; if ((w = openiwin(wwnrow - 3, "Allocated Strings")) == 0) { error("Can't open string window: %s.", wwerror()); return; } for (s = str_head.s_forw; s != &str_head; s = s->s_forw) { if (more(w, 0) == 2) goto out; wwprintf(w, "(0x%x)\t\"%s\"\n", s->s_data, s->s_data); } waitnl(w); out: closeiwin(w); }
void verror(const char *fmt, va_list ap) { struct context *x; struct ww *w; for (x = &cx; x != 0 && x->x_type != X_FILE; x = x->x_link) ; if (x == 0) { if (terse) wwbell(); else { wwvprintf(cmdwin, fmt, ap); wwputs(" ", cmdwin); } return; } if (x->x_noerr) return; if ((w = x->x_errwin) == 0) { char buf[512]; (void) snprintf(buf, sizeof(buf), "Errors from %s", x->x_filename); if ((w = x->x_errwin = openiwin(ERRLINES, buf)) == 0) { wwputs("Can't open error window. ", cmdwin); x->x_noerr = 1; return; } } if (more(w, 0) == 2) { x->x_noerr = 1; return; } wwprintf(w, "line %d: ", x->x_lineno); wwvprintf(w, fmt, ap); wwputc('\n', w); }