From 29f341da7cf32888f45005e08de202d9a372d972 Mon Sep 17 00:00:00 2001 From: Jules Maselbas Date: Wed, 27 Jun 2018 17:08:30 +0200 Subject: [PATCH] Fix crash on resize Prevent to realloc xw.specbuc with a negative number of col. Add proper hints for the minimal size, for one character. --- x.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/x.c b/x.c index c0bd890..00cb6b1 100644 --- a/x.c +++ b/x.c @@ -672,6 +672,8 @@ cresize(int width, int height) col = (win.w - 2 * borderpx) / win.cw; row = (win.h - 2 * borderpx) / win.ch; + col = MAX(1, col); + row = MAX(1, row); tresize(col, row); xresize(col, row); @@ -681,8 +683,8 @@ cresize(int width, int height) void xresize(int col, int row) { - win.tw = MAX(1, col * win.cw); - win.th = MAX(1, row * win.ch); + win.tw = col * win.cw; + win.th = row * win.ch; XFreePixmap(xw.dpy, xw.buf); xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, @@ -788,15 +790,17 @@ xhints(void) sizeh = XAllocSizeHints(); - sizeh->flags = PSize | PResizeInc | PBaseSize; + sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize; sizeh->height = win.h; sizeh->width = win.w; sizeh->height_inc = win.ch; sizeh->width_inc = win.cw; sizeh->base_height = 2 * borderpx; sizeh->base_width = 2 * borderpx; + sizeh->min_height = win.ch + 2 * borderpx; + sizeh->min_width = win.cw + 2 * borderpx; if (xw.isfixed) { - sizeh->flags |= PMaxSize | PMinSize; + sizeh->flags |= PMaxSize; sizeh->min_width = sizeh->max_width = win.w; sizeh->min_height = sizeh->max_height = win.h; }