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xterm.31261
xterm-CVE-2022-45063.patch
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File xterm-CVE-2022-45063.patch of Package xterm.31261
From 787636674918873a091e7a4ef5977263ba982322 Mon Sep 17 00:00:00 2001 From: "Thomas E. Dickey" <dickey@invisible-island.net> Date: Sun, 23 Oct 2022 22:59:52 +0000 Subject: [PATCH] snapshot of project "xterm", label xterm-374c --- MANIFEST | 2 +- button.c | 16 +-- charproc.c | 11 +- doublechr.c | 6 +- fontutils.c | 272 ++++++++++++++++++++++++++----------------------- fontutils.h | 6 +- misc.c | 9 +- screen.c | 4 +- xterm.h | 4 +- xterm.log.html | 8 +- 10 files changed, 174 insertions(+), 164 deletions(-) Index: xterm-330/button.c =================================================================== --- xterm-330.orig/button.c +++ xterm-330/button.c @@ -1565,8 +1565,6 @@ UnmapSelections(XtermWidget xw) Cardinal n; if (screen->mappedSelect) { - for (n = 0; screen->mappedSelect[n] != 0; ++n) - free((void *) screen->mappedSelect[n]); free(screen->mappedSelect); screen->mappedSelect = 0; } @@ -1605,14 +1603,11 @@ MapSelections(XtermWidget xw, String *pa if ((result = TypeMallocN(String, num_params + 1)) != 0) { result[num_params] = 0; for (j = 0; j < num_params; ++j) { - result[j] = x_strdup((isSELECT(params[j]) + result[j] = (String)(isSELECT(params[j]) ? mapTo - : params[j])); + : params[j]); if (result[j] == 0) { UnmapSelections(xw); - while (j != 0) { - free((void *) result[--j]); - } free(result); result = 0; break; Index: xterm-330/charproc.c =================================================================== --- xterm-330.orig/charproc.c +++ xterm-330/charproc.c @@ -11356,7 +11356,6 @@ DoSetSelectedFont(Widget w, Bell(xw, XkbBI_MinorError, 0); } else { Boolean failed = False; - int oldFont = TScreenOf(xw)->menu_font_number; char *save = TScreenOf(xw)->SelectFontName(); char *val; char *test = 0; @@ -11401,10 +11400,6 @@ DoSetSelectedFont(Widget w, failed = True; } if (failed) { - (void) xtermLoadFont(term, - xtermFontName(TScreenOf(xw)->MenuFontName(oldFont)), - True, - oldFont); Bell(xw, XkbBI_MinorError, 0); } free(used); @@ -11413,7 +11408,7 @@ DoSetSelectedFont(Widget w, } } -void +Bool FindFontSelection(XtermWidget xw, const char *atom_name, Bool justprobe) { TScreen *screen = TScreenOf(xw); @@ -11453,7 +11448,7 @@ FindFontSelection(XtermWidget xw, const DoSetSelectedFont, NULL, XtLastTimestampProcessed(XtDisplay(xw))); } - return; + return (screen->SelectFontName() != NULL) ? True : False; } Bool Index: xterm-330/doublechr.c =================================================================== --- xterm-330.orig/doublechr.c +++ xterm-330/doublechr.c @@ -296,7 +296,7 @@ xterm_DoubleGC(XtermWidget xw, temp.flags = (attr_flags & BOLD); temp.warn = fwResource; - if (!xtermOpenFont(xw, name, &temp, False)) { + if (!xtermOpenFont(xw, name, &temp, NULL, False)) { /* Retry with * in resolutions */ char *nname = xtermSpecialFont(xw, attr_flags, @@ -305,7 +305,7 @@ xterm_DoubleGC(XtermWidget xw, if (nname != 0) { found = (Boolean) xtermOpenFont(xw, nname, &temp, - False); + NULL, False); free(nname); } } else { Index: xterm-330/fontutils.c =================================================================== --- xterm-330.orig/fontutils.c +++ xterm-330/fontutils.c @@ -90,9 +90,9 @@ } #define FREE_FNAME(field) \ - if (fonts == 0 || myfonts.field != fonts->field) { \ - FREE_STRING(myfonts.field); \ - myfonts.field = 0; \ + if (fonts == 0 || new_fnames.field != fonts->field) { \ + FREE_STRING(new_fnames.field); \ + new_fnames.field = 0; \ } /* @@ -483,7 +483,7 @@ open_italic_font(XtermWidget xw, int n, if ((name = italic_font_name(fp, slant[pass])) != 0) { TRACE(("open_italic_font %s %s\n", whichFontEnum((VTFontEnum) n), name)); - if (xtermOpenFont(xw, name, data, False)) { + if (xtermOpenFont(xw, name, data, NULL, False)) { result = (data->fs != 0); #if OPT_REPORT_FONTS if (resource.reportFonts) { @@ -866,12 +866,17 @@ Bool xtermOpenFont(XtermWidget xw, const char *name, XTermFonts * result, + XTermFonts * current, Bool force) { Bool code = False; TScreen *screen = TScreenOf(xw); if (!IsEmpty(name)) { + Bool existing = (current != NULL + && current->fs != NULL + && current->fn != NULL); + if ((result->fs = XLoadQueryFont(screen->display, name)) != 0) { code = True; if (EmptyFont(result->fs)) { @@ -891,9 +896,13 @@ xtermOpenFont(XtermWidget xw, } else { TRACE(("xtermOpenFont: cannot load font '%s'\n", name)); } - if (force) { + if (existing) { + TRACE(("...continue using font '%s'\n", current->fn)); + result->fn = x_strdup(current->fn); + result->fs = current->fs; + } else if (force) { result->warn = fwAlways; - code = xtermOpenFont(xw, DEFFONT, result, True); + code = xtermOpenFont(xw, DEFFONT, result, NULL, True); } } } @@ -1136,6 +1145,7 @@ static Bool loadNormFP(XtermWidget xw, char **nameOutP, XTermFonts * infoOut, + XTermFonts * current, int fontnum) { Bool status = True; @@ -1145,7 +1155,7 @@ loadNormFP(XtermWidget xw, if (!xtermOpenFont(xw, *nameOutP, infoOut, - (fontnum == fontMenu_default))) { + current, (fontnum == fontMenu_default))) { /* * If we are opening the default font, and it happens to be missing, * force that to the compiled-in default font, e.g., "fixed". If we @@ -1179,10 +1189,10 @@ loadBoldFP(XtermWidget xw, fp = get_font_name_props(screen->display, infoRef->fs, &normal); if (fp != 0) { *nameOutP = bold_font_name(fp, fp->average_width); - if (!xtermOpenFont(xw, *nameOutP, infoOut, False)) { + if (!xtermOpenFont(xw, *nameOutP, infoOut, NULL, False)) { free(*nameOutP); *nameOutP = bold_font_name(fp, -1); - xtermOpenFont(xw, *nameOutP, infoOut, False); + xtermOpenFont(xw, *nameOutP, infoOut, NULL, False); } TRACE(("...derived bold '%s'\n", NonNull(*nameOutP))); } @@ -1200,7 +1210,7 @@ loadBoldFP(XtermWidget xw, TRACE(("...did not get a matching bold font\n")); } free(normal); - } else if (!xtermOpenFont(xw, *nameOutP, infoOut, False)) { + } else if (!xtermOpenFont(xw, *nameOutP, infoOut, NULL, False)) { xtermCopyFontInfo(infoOut, infoRef); TRACE(("...cannot load bold font '%s'\n", NonNull(*nameOutP))); } else { @@ -1256,7 +1266,7 @@ loadWideFP(XtermWidget xw, } if (check_fontname(*nameOutP)) { - if (!xtermOpenFont(xw, *nameOutP, infoOut, False)) { + if (!xtermOpenFont(xw, *nameOutP, infoOut, NULL, False)) { xtermCopyFontInfo(infoOut, infoRef); } } else { @@ -1292,7 +1302,7 @@ loadWBoldFP(XtermWidget xw, if (check_fontname(*nameOutP)) { - if (xtermOpenFont(xw, *nameOutP, infoOut, False) + if (xtermOpenFont(xw, *nameOutP, infoOut, NULL, False) && derived && !compatibleWideCounts(wideInfoRef->fs, infoOut->fs)) { xtermCloseFont2(xw, infoOut - fWBold, fWBold); @@ -1345,6 +1355,10 @@ loadWBoldFP(XtermWidget xw, } #endif +/* + * Load a given bitmap font, along with the bold/wide variants. + * Returns nonzero on success. + */ int xtermLoadFont(XtermWidget xw, const VTFontNames * fonts, @@ -1354,33 +1368,37 @@ xtermLoadFont(XtermWidget xw, TScreen *screen = TScreenOf(xw); VTwin *win = WhichVWin(screen); - VTFontNames myfonts; - XTermFonts fnts[fMAX]; + VTFontNames new_fnames; + XTermFonts new_fonts[fMAX]; + XTermFonts old_fonts[fMAX]; char *tmpname = NULL; Boolean proportional = False; + Boolean recovered; + int code = 0; - memset(&myfonts, 0, sizeof(myfonts)); - memset(fnts, 0, sizeof(fnts)); + memset(&new_fnames, 0, sizeof(new_fnames)); + memset(new_fonts, 0, sizeof(new_fonts)); + memcpy(&old_fonts, screen->fnts, sizeof(old_fonts)); if (fonts != 0) - myfonts = *fonts; - if (!check_fontname(myfonts.f_n)) - return 0; + new_fnames = *fonts; + if (!check_fontname(new_fnames.f_n)) + return code; if (fontnum == fontMenu_fontescape - && myfonts.f_n != screen->MenuFontName(fontnum)) { - if ((tmpname = x_strdup(myfonts.f_n)) == 0) - return 0; + && new_fnames.f_n != screen->MenuFontName(fontnum)) { + if ((tmpname = x_strdup(new_fnames.f_n)) == 0) + return code; } - TRACE(("Begin Cgs - xtermLoadFont(%s)\n", myfonts.f_n)); + TRACE(("Begin Cgs - xtermLoadFont(%s)\n", new_fnames.f_n)); releaseWindowGCs(xw, win); #define DbgResource(name, field, index) \ TRACE(("xtermLoadFont #%d "name" %s%s\n", \ fontnum, \ - (fnts[index].warn == fwResource) ? "*" : " ", \ - NonNull(myfonts.field))) + (new_fonts[index].warn == fwResource) ? "*" : " ", \ + NonNull(new_fnames.field))) DbgResource("normal", f_n, fNorm); DbgResource("bold ", f_b, fBold); #if OPT_WIDE_CHARS @@ -1389,16 +1407,17 @@ xtermLoadFont(XtermWidget xw, #endif if (!loadNormFP(xw, - &myfonts.f_n, - &fnts[fNorm], + &new_fnames.f_n, + &new_fonts[fNorm], + &old_fonts[fNorm], fontnum)) goto bad; if (!loadBoldFP(xw, - &myfonts.f_b, - &fnts[fBold], - myfonts.f_n, - &fnts[fNorm], + &new_fnames.f_b, + &new_fonts[fBold], + new_fnames.f_n, + &new_fonts[fNorm], fontnum)) goto bad; @@ -1410,20 +1429,20 @@ xtermLoadFont(XtermWidget xw, if_OPT_WIDE_CHARS(screen, { if (!loadWideFP(xw, - &myfonts.f_w, - &fnts[fWide], - myfonts.f_n, - &fnts[fNorm], + &new_fnames.f_w, + &new_fonts[fWide], + new_fnames.f_n, + &new_fonts[fNorm], fontnum)) goto bad; if (!loadWBoldFP(xw, - &myfonts.f_wb, - &fnts[fWBold], - myfonts.f_w, - &fnts[fWide], - myfonts.f_b, - &fnts[fBold], + &new_fnames.f_wb, + &new_fonts[fWBold], + new_fnames.f_w, + &new_fonts[fWide], + new_fnames.f_b, + &new_fonts[fBold], fontnum)) goto bad; @@ -1433,28 +1452,28 @@ xtermLoadFont(XtermWidget xw, * Normal/bold fonts should be the same width. Also, the min/max * values should be the same. */ - if (!is_fixed_font(fnts[fNorm].fs) - || !is_fixed_font(fnts[fBold].fs) - || fnts[fNorm].fs->max_bounds.width != fnts[fBold].fs->max_bounds.width) { + if (!is_fixed_font(new_fonts[fNorm].fs) + || !is_fixed_font(new_fonts[fBold].fs) + || new_fonts[fNorm].fs->max_bounds.width != new_fonts[fBold].fs->max_bounds.width) { TRACE(("Proportional font! normal %d/%d, bold %d/%d\n", - fnts[fNorm].fs->min_bounds.width, - fnts[fNorm].fs->max_bounds.width, - fnts[fBold].fs->min_bounds.width, - fnts[fBold].fs->max_bounds.width)); + new_fonts[fNorm].fs->min_bounds.width, + new_fonts[fNorm].fs->max_bounds.width, + new_fonts[fBold].fs->min_bounds.width, + new_fonts[fBold].fs->max_bounds.width)); proportional = True; } if_OPT_WIDE_CHARS(screen, { - if (fnts[fWide].fs != 0 - && fnts[fWBold].fs != 0 - && (!is_fixed_font(fnts[fWide].fs) - || !is_fixed_font(fnts[fWBold].fs) - || fnts[fWide].fs->max_bounds.width != fnts[fWBold].fs->max_bounds.width)) { + if (new_fonts[fWide].fs != 0 + && new_fonts[fWBold].fs != 0 + && (!is_fixed_font(new_fonts[fWide].fs) + || !is_fixed_font(new_fonts[fWBold].fs) + || new_fonts[fWide].fs->max_bounds.width != new_fonts[fWBold].fs->max_bounds.width)) { TRACE(("Proportional font! wide %d/%d, wide bold %d/%d\n", - fnts[fWide].fs->min_bounds.width, - fnts[fWide].fs->max_bounds.width, - fnts[fWBold].fs->min_bounds.width, - fnts[fWBold].fs->max_bounds.width)); + new_fonts[fWide].fs->min_bounds.width, + new_fonts[fWide].fs->max_bounds.width, + new_fonts[fWBold].fs->min_bounds.width, + new_fonts[fWBold].fs->max_bounds.width)); proportional = True; } }); @@ -1473,13 +1492,13 @@ xtermLoadFont(XtermWidget xw, screen->ifnts_ok = False; #endif - xtermCopyFontInfo(getNormalFont(screen, fNorm), &fnts[fNorm]); - xtermCopyFontInfo(getNormalFont(screen, fBold), &fnts[fBold]); + xtermCopyFontInfo(getNormalFont(screen, fNorm), &new_fonts[fNorm]); + xtermCopyFontInfo(getNormalFont(screen, fBold), &new_fonts[fBold]); #if OPT_WIDE_CHARS - xtermCopyFontInfo(getNormalFont(screen, fWide), &fnts[fWide]); - if (fnts[fWBold].fs == NULL) - xtermCopyFontInfo(getNormalFont(screen, fWide), &fnts[fWide]); - xtermCopyFontInfo(getNormalFont(screen, fWBold), &fnts[fWBold]); + xtermCopyFontInfo(getNormalFont(screen, fWide), &new_fonts[fWide]); + if (new_fonts[fWBold].fs == NULL) + xtermCopyFontInfo(getNormalFont(screen, fWide), &new_fonts[fWide]); + xtermCopyFontInfo(getNormalFont(screen, fWBold), &new_fonts[fWBold]); #endif xtermUpdateFontGCs(xw, False); @@ -1510,7 +1529,7 @@ xtermLoadFont(XtermWidget xw, unsigned ch; #if OPT_TRACE -#define TRACE_MISS(index) show_font_misses(#index, &fnts[index]) +#define TRACE_MISS(index) show_font_misses(#index, &new_fonts[index]) TRACE_MISS(fNorm); TRACE_MISS(fBold); #if OPT_WIDE_CHARS @@ -1528,12 +1547,12 @@ xtermLoadFont(XtermWidget xw, continue; } #endif - if (IsXtermMissingChar(screen, n, &fnts[fNorm])) { + if (IsXtermMissingChar(screen, n, &new_fonts[fNorm])) { TRACE(("missing normal char #%d\n", n)); screen->fnt_boxes = False; break; } - if (IsXtermMissingChar(screen, n, &fnts[fBold])) { + if (IsXtermMissingChar(screen, n, &new_fonts[fBold])) { TRACE(("missing bold char #%d\n", n)); screen->fnt_boxes = False; break; @@ -1548,8 +1567,8 @@ xtermLoadFont(XtermWidget xw, screen->enbolden = screen->bold_mode; } else { screen->enbolden = screen->bold_mode - && ((fnts[fNorm].fs == fnts[fBold].fs) - || same_font_name(myfonts.f_n, myfonts.f_b)); + && ((new_fonts[fNorm].fs == new_fonts[fBold].fs) + || same_font_name(new_fnames.f_n, new_fnames.f_b)); } TRACE(("Will %suse 1-pixel offset/overstrike to simulate bold\n", screen->enbolden ? "" : "not ")); @@ -1565,7 +1584,7 @@ xtermLoadFont(XtermWidget xw, update_font_escape(); } #if OPT_SHIFT_FONTS - screen->menu_font_sizes[fontnum] = FontSize(fnts[fNorm].fs); + screen->menu_font_sizes[fontnum] = FontSize(new_fonts[fNorm].fs); #endif } set_cursor_gcs(xw); @@ -1580,20 +1599,21 @@ xtermLoadFont(XtermWidget xw, FREE_FNAME(f_w); FREE_FNAME(f_wb); #endif - if (fnts[fNorm].fn == fnts[fBold].fn) { - free(fnts[fNorm].fn); + if (new_fonts[fNorm].fn == new_fonts[fBold].fn) { + free(new_fonts[fNorm].fn); } else { - free(fnts[fNorm].fn); - free(fnts[fBold].fn); + free(new_fonts[fNorm].fn); + free(new_fonts[fBold].fn); } #if OPT_WIDE_CHARS - free(fnts[fWide].fn); - free(fnts[fWBold].fn); + free(new_fonts[fWide].fn); + free(new_fonts[fWBold].fn); #endif xtermSetWinSize(xw); return 1; bad: + recovered = False; if (tmpname) free(tmpname); @@ -1604,15 +1624,15 @@ xtermLoadFont(XtermWidget xw, SetItemSensitivity(fontMenuEntries[fontnum].widget, True); #endif Bell(xw, XkbBI_MinorError, 0); - myfonts.f_n = screen->MenuFontName(old_fontnum); - return xtermLoadFont(xw, &myfonts, doresize, old_fontnum); - } else if (x_strcasecmp(myfonts.f_n, DEFFONT)) { - int code; - - myfonts.f_n = x_strdup(DEFFONT); - TRACE(("...recovering for TrueType fonts\n")); - code = xtermLoadFont(xw, &myfonts, doresize, fontnum); - if (code) { + new_fnames.f_n = screen->MenuFontName(old_fontnum); + if (xtermLoadFont(xw, &new_fnames, doresize, old_fontnum)) + recovered = True; + } else if (x_strcasecmp(new_fnames.f_n, DEFFONT) + && x_strcasecmp(new_fnames.f_n, old_fonts[fNorm].fn)) { + new_fnames.f_n = x_strdup(old_fonts[fNorm].fn); + TRACE(("...recovering from failed font-load\n")); + if (xtermLoadFont(xw, &new_fnames, doresize, fontnum)) { + recovered = True; if (fontnum != fontMenu_fontsel) { SetItemSensitivity(fontMenuEntries[fontnum].widget, UsingRenderFont(xw)); @@ -1621,15 +1641,15 @@ xtermLoadFont(XtermWidget xw, FontHeight(screen), FontWidth(screen))); } - return code; } #endif - - releaseWindowGCs(xw, win); - - xtermCloseFonts(xw, fnts); - TRACE(("Fail Cgs - xtermLoadFont\n")); - return 0; + if (!recovered) { + releaseWindowGCs(xw, win); + xtermCloseFonts(xw, new_fonts); + TRACE(("Fail Cgs - xtermLoadFont\n")); + code = 0; + } + return code; } #if OPT_WIDE_ATTRS @@ -1677,7 +1697,7 @@ xtermLoadItalics(XtermWidget xw) } else { xtermOpenFont(xw, getNormalFont(screen, n)->fn, - data, False); + data, NULL, False); } } } @@ -3309,7 +3329,7 @@ lookupOneFontSize(XtermWidget xw, int fo memset(&fnt, 0, sizeof(fnt)); screen->menu_font_sizes[fontnum] = -1; - if (xtermOpenFont(xw, screen->MenuFontName(fontnum), &fnt, True)) { + if (xtermOpenFont(xw, screen->MenuFontName(fontnum), &fnt, NULL, True)) { if (fontnum <= fontMenu_lastBuiltin || strcmp(fnt.fn, DEFFONT)) { screen->menu_font_sizes[fontnum] = FontSize(fnt.fs); @@ -3714,13 +3734,14 @@ HandleSetFont(Widget w GCC_UNUSED, } } -void +Bool SetVTFont(XtermWidget xw, int which, Bool doresize, const VTFontNames * fonts) { TScreen *screen = TScreenOf(xw); + Bool result = False; TRACE(("SetVTFont(which=%d, f_n=%s, f_b=%s)\n", which, (fonts && fonts->f_n) ? fonts->f_n : "<null>", @@ -3729,33 +3750,31 @@ SetVTFont(XtermWidget xw, if (IsIcon(screen)) { Bell(xw, XkbBI_MinorError, 0); } else if (which >= 0 && which < NMENUFONTS) { - VTFontNames myfonts; + VTFontNames new_fnames; - memset(&myfonts, 0, sizeof(myfonts)); + memset(&new_fnames, 0, sizeof(new_fnames)); if (fonts != 0) - myfonts = *fonts; + new_fnames = *fonts; if (which == fontMenu_fontsel) { /* go get the selection */ - FindFontSelection(xw, myfonts.f_n, False); + result = FindFontSelection(xw, new_fnames.f_n, False); } else { - int oldFont = screen->menu_font_number; - #define USE_CACHED(field, name) \ - if (myfonts.field == 0) { \ - myfonts.field = x_strdup(screen->menu_font_names[which][name]); \ - TRACE(("set myfonts." #field " from menu_font_names[%d][" #name "] %s\n", \ - which, NonNull(myfonts.field))); \ + if (new_fnames.field == 0) { \ + new_fnames.field = x_strdup(screen->menu_font_names[which][name]); \ + TRACE(("set new_fnames." #field " from menu_font_names[%d][" #name "] %s\n", \ + which, NonNull(new_fnames.field))); \ } else { \ - TRACE(("set myfonts." #field " reused\n")); \ + TRACE(("set new_fnames." #field " reused\n")); \ } #define SAVE_FNAME(field, name) \ - if (myfonts.field != 0) { \ + if (new_fnames.field != 0) { \ if (screen->menu_font_names[which][name] == 0 \ - || strcmp(screen->menu_font_names[which][name], myfonts.field)) { \ + || strcmp(screen->menu_font_names[which][name], new_fnames.field)) { \ TRACE(("updating menu_font_names[%d][" #name "] to %s\n", \ - which, myfonts.field)); \ + which, new_fnames.field)); \ FREE_STRING(screen->menu_font_names[which][name]); \ - screen->menu_font_names[which][name] = x_strdup(myfonts.field); \ + screen->menu_font_names[which][name] = x_strdup(new_fnames.field); \ } \ } @@ -3766,7 +3785,7 @@ SetVTFont(XtermWidget xw, USE_CACHED(f_wb, fWBold); #endif if (xtermLoadFont(xw, - &myfonts, + &new_fnames, doresize, which)) { /* * If successful, save the data so that a subsequent query via @@ -3778,10 +3797,8 @@ SetVTFont(XtermWidget xw, SAVE_FNAME(f_w, fWide); SAVE_FNAME(f_wb, fWBold); #endif + result = True; } else { - (void) xtermLoadFont(xw, - xtermFontName(screen->MenuFontName(oldFont)), - doresize, oldFont); Bell(xw, XkbBI_MinorError, 0); } FREE_FNAME(f_n); @@ -3794,7 +3811,8 @@ SetVTFont(XtermWidget xw, } else { Bell(xw, XkbBI_MinorError, 0); } - return; + TRACE(("...SetVTFont: %d\n", result)); + return result; } #if OPT_RENDERFONT Index: xterm-330/fontutils.h =================================================================== --- xterm-330.orig/fontutils.h +++ xterm-330/fontutils.h @@ -37,7 +37,7 @@ /* *INDENT-OFF* */ extern Bool xtermLoadDefaultFonts (XtermWidget /* xw */); -extern Bool xtermOpenFont (XtermWidget /* xw */, const char */* name */, XTermFonts * /* result */, Bool /* force */); +extern Bool xtermOpenFont (XtermWidget /* xw */, const char */* name */, XTermFonts * /* result */, XTermFonts * /* current */, Bool /* force */); extern XTermFonts * getDoubleFont (TScreen * /* screen */, int /* which */); extern XTermFonts * getItalicFont (TScreen * /* screen */, int /* which */); extern XTermFonts * getNormalFont (TScreen * /* screen */, int /* which */); @@ -50,7 +50,7 @@ extern int lookupRelativeFontSize (Xterm extern int xtermGetFont (const char * /* param */); extern int xtermLoadFont (XtermWidget /* xw */, const VTFontNames */* fonts */, Bool /* doresize */, int /* fontnum */); extern void HandleSetFont PROTO_XT_ACTIONS_ARGS; -extern void SetVTFont (XtermWidget /* xw */, int /* i */, Bool /* doresize */, const VTFontNames */* fonts */); +extern Bool SetVTFont (XtermWidget /* xw */, int /* i */, Bool /* doresize */, const VTFontNames */* fonts */); extern void allocFontList (XtermWidget /* xw */, const char * /* name */, XtermFontNames * /* target */, VTFontEnum /* which */, const char * /* source */, Bool /* ttf */); extern void copyFontList (char *** /* targetp */, char ** /* source */); extern void initFontLists (XtermWidget /* xw */); Index: xterm-330/misc.c =================================================================== --- xterm-330.orig/misc.c +++ xterm-330/misc.c @@ -3486,9 +3486,9 @@ ChangeFontRequest(XtermWidget xw, String { memset(&fonts, 0, sizeof(fonts)); fonts.f_n = name; - SetVTFont(xw, num, True, &fonts); - if (num == screen->menu_font_number && - num != fontMenu_fontescape) { + if (SetVTFont(xw, num, True, &fonts) + && num == screen->menu_font_number + && num != fontMenu_fontescape) { screen->EscapeFontName() = x_strdup(name); } } @@ -5496,7 +5496,6 @@ xtermSetenv(const char *var, const char found = envindex; environ[found + 1] = NULL; - environ = environ; } environ[found] = TextAlloc(1 + len + strlen(value)); Index: xterm-330/xterm.h =================================================================== --- xterm-330.orig/xterm.h +++ xterm-330/xterm.h @@ -894,7 +894,7 @@ extern void noleaks_cachedCgs (XtermWidg extern Bool CheckBufPtrs (TScreen * /* screen */); extern Bool set_cursor_gcs (XtermWidget /* xw */); extern int VTInit (XtermWidget /* xw */); -extern void FindFontSelection (XtermWidget /* xw */, const char * /* atom_name */, Bool /* justprobe */); +extern Bool FindFontSelection (XtermWidget /* xw */, const char * /* atom_name */, Bool /* justprobe */); extern void HideCursor (void); extern void RestartBlinking(TScreen * /* screen */); extern void ShowCursor (void);
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