/* vi: set sw=4 ts=4: *//* * public domain -- Dave 'Kill a Cop' Cinege <dcinege@psychosis.com> *  * makedevs * Make ranges of device files quickly.  * known bugs: can't deal with alpha ranges */#include <stdio.h>#include <stdlib.h>#include <string.h>#include <fcntl.h>#include <unistd.h>#include <sys/types.h>#include "busybox.h"int makedevs_main(int argc, char **argv){	mode_t mode;	char *basedev, *type, *nodname, buf[255];	int major, Sminor, S, E;	if (argc < 7 || *argv[1]=='-')		show_usage();	basedev = argv[1];	type = argv[2];	major = atoi(argv[3]) << 8;  /* correcting param to mknod() */	Sminor = atoi(argv[4]);	S = atoi(argv[5]);	E = atoi(argv[6]);	nodname = argc == 8 ? basedev : buf;	mode = 0660;	switch (type[0]) {	case 'c':		mode |= S_IFCHR;		break;	case 'b':		mode |= S_IFBLK;		break;	case 'f':		mode |= S_IFIFO;		break;	default:		show_usage();	}	while (S <= E) {		int sz;		sz = snprintf(buf, sizeof(buf), "%s%d", basedev, S);		if(sz<0 || sz>=sizeof(buf))  /* libc different */			error_msg_and_die("%s too large", basedev);	/* if mode != S_IFCHR and != S_IFBLK third param in mknod() ignored */		if (mknod(nodname, mode, major | Sminor))			error_msg("Failed to create: %s", nodname);		if (nodname == basedev) /* ex. /dev/hda - to /dev/hda1 ... */			nodname = buf;		S++;		Sminor++;	}	return 0;}/*And this is what this program replaces. The shell is too slow!makedev () {local basedev=$1; local S=$2; local E=$3local major=$4; local Sminor=$5; local type=$6local sbase=$7	if [ ! "$sbase" = "" ]; then		mknod "$basedev" $type $major $Sminor		S=`expr $S + 1`		Sminor=`expr $Sminor + 1`	fi	while [ $S -le $E ]; do		mknod "$basedev$S" $type $major $Sminor		S=`expr $S + 1`		Sminor=`expr $Sminor + 1`	done}*/