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Fix crash on resize

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Prevent to realloc xw.specbuc with a negative number of col.
Add proper hints for the minimal size, for one character.
This commit is contained in:
Jules Maselbas
2018-06-27 17:08:30 +02:00
committed by terriblephrases
parent ee16dfb8f3
commit 62371f0b21
1 changed files with 8 additions and 4 deletions
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12
x.c
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@@ -699,6 +699,8 @@ 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);
@@ -708,8 +710,8 @@ 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,
@@ -833,15 +835,17 @@ 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;
}