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Fixed possible segfault by reverting to the key struct (again).

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This commit is contained in:
Aurélien Aptel 2009-09-07 21:19:29 +02:00
parent dab8326e64
commit 4e6915a16b
2 changed files with 29 additions and 13 deletions
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21
config.h
View file

@ -24,16 +24,15 @@ static const char *colorname[] = {
#define DefaultCS 1
#define BellCol DefaultFG
/* special keys */
static const char *key[] = {
[XK_Delete] = "\033[3~",
[XK_Home] = "\033[1~",
[XK_End] = "\033[4~",
[XK_Prior] = "\033[5~",
[XK_Next] = "\033[6~",
[XK_Left] = "\033[D",
[XK_Right] = "\033[C",
[XK_Up] = "\033[A",
[XK_Down] = "\033[B",
static Key key[] = {
{ XK_Delete, "\033[3~" },
{ XK_Home, "\033[1~" },
{ XK_End, "\033[4~" },
{ XK_Prior, "\033[5~" },
{ XK_Next, "\033[6~" },
{ XK_Left, "\033[D" },
{ XK_Right, "\033[C" },
{ XK_Up, "\033[A" },
{ XK_Down, "\033[B" },
};

21
st.c
View file

@ -93,6 +93,11 @@ typedef struct {
int cw; /* char width */
} XWindow;
typedef struct {
KeySym k;
char s[ESCSIZ];
} Key;
#include "config.h"
/* Drawing Context */
@ -146,6 +151,7 @@ static void xinit(void);
static void xscroll(void);
static void expose(XEvent *);
static char * kmap(KeySym);
static void kpress(XEvent *);
static void resize(XEvent *);
@ -1005,11 +1011,21 @@ expose(XEvent *ev) {
draw(SCredraw);
}
char *
kmap(KeySym k) {
int i;
for(i = 0; i < LEN(key); i++)
if(key[i].k == k)
return (char*)key[i].s;
return NULL;
}
void
kpress(XEvent *ev) {
XKeyEvent *e = &ev->xkey;
KeySym ksym;
char buf[32];
char *customkey;
int len;
int meta;
int shift;
@ -1017,8 +1033,9 @@ kpress(XEvent *ev) {
meta = e->state & Mod1Mask;
shift = e->state & ShiftMask;
len = XLookupString(e, buf, sizeof(buf), &ksym, NULL);
if(key[ksym])
ttywrite(key[ksym], strlen(key[ksym]));
if(customkey = kmap(ksym))
ttywrite(customkey, strlen(customkey));
else if(len > 0) {
buf[sizeof(buf)-1] = '\0';
if(meta && len == 1)