From ccafacb3ff22c85516ff46a88275097936dfe442 Mon Sep 17 00:00:00 2001 From: Aurélien Aptel Date: Thu, 14 May 2009 00:04:34 +0200 Subject: added some error checking in xinit (fixed the segfault caused by a missing font) --- st.c | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) diff --git a/st.c b/st.c index f295955..1f58569 100644 --- a/st.c +++ b/st.c @@ -703,18 +703,25 @@ xinit(void) { xw.dis = XOpenDisplay(NULL); xw.scr = XDefaultScreen(xw.dis); + if(!(xw.dis && xw.scr)) + die("can not open display"); + /* font */ - dc.font = XLoadQueryFont(xw.dis, FONT); + if(!(dc.font = XLoadQueryFont(xw.dis, FONT))) + die("can not find font " FONT); + xw.cw = dc.font->max_bounds.rbearing - dc.font->min_bounds.lbearing; xw.ch = dc.font->ascent + dc.font->descent + LINESPACE; + /* colors */ for(i = 0; i < LEN(colorname); i++) dc.col[i] = xgetcol(colorname[i]); + term.c.attr.fg = DefaultFG; term.c.attr.bg = DefaultBG; term.c.attr.mode = ATnone; /* windows */ - xw.h = term.row * xw.ch; + xw.h = term.row * xw.ch; xw.w = term.col * xw.cw; /* XXX: this BORDER is useless after the first resize, handle it in xdraws() */ xw.win = XCreateSimpleWindow(xw.dis, XRootWindow(xw.dis, xw.scr), 0, 0, @@ -736,6 +743,7 @@ xinit(void) { XSetWMProperties(xw.dis, xw.win, NULL, NULL, &args[0], 0, &shint, &wmhint, &chint); XStoreName(xw.dis, xw.win, TNAME); XSync(xw.dis, 0); + } void @@ -908,13 +916,13 @@ run(void) { int main(int argc, char *argv[]) { if(argc == 2 && !strncmp("-v", argv[1], 3)) - die("st-"VERSION", © 2009 st engineers\n"); + die("st-"", © 2009 st engineers\n"); else if(argc != 1) die("usage: st [-v]\n"); setlocale(LC_CTYPE, ""); - tnew(80, 24); - ttynew(); - xinit(); - run(); + tnew(80, 24); + ttynew(); + xinit(); + run(); return 0; } -- cgit v1.2.3