[lkcd-devel] [PATCH] backspace key not accepted by lcrash

[Jan B. <JBe...@no...>]

I found this being not supported make the command history quite
useless...

--- /usr/local/src/lkcdutils-4.2-171/librl/rl.c	2002-07-15
11:15:05.000000000 +0200
+++ 4.2-171-core/librl/rl.c	2004-03-24 13:33:49.000000000 +0100
@@ -66,7 +66,7 @@
 static int in;			/* input tty handle */
 static char *prompt=">";	/* prompt to be used */
 static char *bol, *leftN, *rightN, *upN, *downN, *home;	/*
cursor movement */
-static char *kup, *kdown, *kleft, *kright, *kdel;	/* keyboard
input sequences */
+static const char *kup, *kdown, *kleft, *kright, *kdel,
*kbksp;	/* keyboard input sequences */
 static char *cod;		/* display management */
 static char *bip;		/* sound the bell */
 static int notty=0;		/* no controling terminal or missing
basic kbd functionality */
@@ -74,10 +74,10 @@
 static int xenl=0;
 static char *buf;
 static struct termio tio, stio;
-static char *kwb="\033\177";
-static char *kwf="\033d";
-static char *fw="\033f";
-static char *bw="\033b";
+static const char *const kwb="\033\177";
+static const char *const kwf="\033d";
+static const char *const fw="\033f";
+static const char *const bw="\033b";
 static rl_complete_func_t	rl_complete_func; /* function for
completing line */ 
 
 /* 
@@ -137,7 +137,7 @@
 		kleft=tigetstr("kcub1");
 		kright=tigetstr("kcuf1");
 		kdel=tigetstr("kdch1");
-
+		kbksp=tigetstr("kbs");
 	} else 
 	{ 
 		if(!ret)
@@ -226,13 +226,13 @@
 	{LINEDONE,	'\r'},
 };
 #define NBIND (sizeof(codes)/sizeof(codes[0]))
-static int codes[]={
+static const int codes[]={
 	UP_HISTORY,DOWN_HISTORY,CURSOR_LEFT,CURSOR_RIGHT,DELETE,
-	KILLWORD,KILL_WORD_FORWARD,WORD_BACKWARD,WORD_FORWARD,
+	BACKSPACE,KILLWORD,KILL_WORD_FORWARD,WORD_BACKWARD,WORD_FORWARD,
 };
-static char **seqs[]={
+static const char *const *const seqs[]={
 	&kup,&kdown,&kleft,&kright,&kdel,
-	&kwb,&kwf,&bw,&fw
+	&kbksp,&kwb,&kwf,&bw,&fw
 };
 
 #define buz() putp(bip)