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Fixes #9 - determine the size of the status buffer based on the number of blocks

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prevents dwmblocks from crashing because of the status string getting
longer than the underlying buffer
This commit is contained in:
Tom Böhmer 2020-05-28 10:39:07 +02:00
parent 6e0519df3a
commit 4d92b6ca6c
1 changed files with 2 additions and 1 deletions
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dwmblocks.c
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@ -6,6 +6,7 @@
#include<X11/Xlib.h> #include<X11/Xlib.h>
#define LENGTH(X) (sizeof(X) / sizeof (X[0])) #define LENGTH(X) (sizeof(X) / sizeof (X[0]))
#define CMDLENGTH 50 #define CMDLENGTH 50
#define STATUSLENGTH (LENGTH(blocks) * CMDLENGTH + 1)
typedef struct { typedef struct {
char* icon; char* icon;
@ -32,7 +33,7 @@ static Display *dpy;
static int screen; static int screen;
static Window root; static Window root;
static char statusbar[LENGTH(blocks)][CMDLENGTH] = {0}; static char statusbar[LENGTH(blocks)][CMDLENGTH] = {0};
static char statusstr[2][256]; static char statusstr[2][STATUSLENGTH];
static int statusContinue = 1; static int statusContinue = 1;
static void (*writestatus) () = setroot; static void (*writestatus) () = setroot;