File ash-1.6.1-suse.initrd.diff of Package ash

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File ash-1.6.1-suse.initrd.diff of Package ash

--- builtins.def
+++ builtins.def
@@ -91,3 +91,5 @@
 
 #exprcmd	expr
 raidautoruncmd	raidautorun
+createpartitiondevscmd	createpartitiondevs
+devnumbercmd	devnumber
--- miscbltin.c
+++ miscbltin.c
@@ -430,3 +427,80 @@
 	}
 }
 
+static void mkdir_p(char *dir) {
+	struct stat stb;
+	char *p;
+
+	if ((p = strrchr(dir, '/')) == 0)
+		return;
+	*p = 0;
+	if (*dir && stat(dir, &stb) == -1)
+	    mkdir_p(dir);
+	*p = '/';
+        mkdir(dir, 0755);
+}
+
+createpartitiondevscmd(argc, argv)  char **argv; {
+	char line[1024], c, *lp, *l[4], *p;
+	char buf[4096], *bufp = 0;
+	int nl, bufl;
+	dev_t dev;
+	struct stat stb;
+
+	int fd = open("/proc/partitions", O_RDONLY);
+	if (fd < 0)
+		error("/proc/partitions: %s", errmsg(errno, E_OPEN));
+	for (lp = line, nl = 0, bufl = 0;;) {
+		if (bufl == 0) {
+			if ((bufl = read(fd, buf, sizeof(buf))) <= 0)
+				break;
+			bufp = buf;
+		}
+		c = *bufp++;
+		bufl--;
+		if (c == ' ' || c == '\t')
+			c = 0;
+		if (c != '\n') {
+			if (c && nl < 4 && (lp == line || lp[-1] == 0))
+				l[nl++] = lp;
+			if (lp < line + sizeof(line) - 1)
+				*lp++ = c;
+			continue;
+		}
+		if (lp < line + sizeof(line) - 1 && nl == 4 && l[3] >= line + 5) {
+			*lp = 0;
+			lp = l[3];
+			nl = strlen(lp);
+			if (nl > 0 && (lp[nl - 1] >= '0' && lp[nl - 1] <= '9')) {
+				p = strrchr(lp, '/');
+				dev = makedev(atoi(l[0]), atoi(l[1]));
+				lp -= 5;
+				strncpy(lp, "/dev/", 5);
+				if (stat(lp, &stb) < 0) {
+					if (p) {
+						*p = 0;
+						mkdir_p(lp);
+						*p = '/';
+					}
+					mknod(lp, S_IFBLK | 0600, dev);
+				}
+			}
+		}
+		lp = line;
+		nl = 0;
+	}
+	close(fd);
+}
+
+devnumbercmd(argc, argv)  char **argv; {
+	struct stat stb;
+
+        if (argc != 2)
+		error("arg count");
+	if (stat(argv[1], &stb))
+		error("%s: %s", argv[1],  errmsg(errno, E_OPEN));
+	if (!S_ISCHR(stb.st_mode) && !S_ISBLK(stb.st_mode))
+		error("%s: not a device", argv[1]);
+	printf("%lu\n", (unsigned long)stb.st_rdev);
+}
+

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File ash-1.6.1-suse.initrd.diff of Package ash

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