File util-linux-libvolume_id-support.patch of Package util-linux

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File util-linux-libvolume_id-support.patch of Package util-linux (Revision d5a6b6b394ffae08576ab97527325525)

Currently displaying revision d5a6b6b394ffae08576ab97527325525 , Show latest

--- MCONFIG
+++ MCONFIG
@@ -138,8 +138,8 @@
     CPUTAIL=486
   endif
   ifeq "$(CPU)" "x86_64"
-    CPUHEAD=-mcpu=
-    CPUTAIL=nocona
+    CPUHEAD=-mtune=
+    CPUTAIL=k8
   endif
   CPUOPT= $(CPUHEAD)$(CPUTAIL)
   OPT=          -pipe -O2 $(CPUOPT) -fomit-frame-pointer
@@ -151,7 +151,7 @@
   endif
 endif
 
-WARNFLAGS = -Wall -Wmissing-prototypes -Wstrict-prototypes
+WARNFLAGS = -Wall -Wmissing-prototypes -Wstrict-prototypes -g
 
 LIB=../lib
 
--- configure
+++ configure
@@ -754,3 +754,23 @@
         echo "You don't have blkid"
 fi
 rm -f conftest conftest.c
+
+#
+# 16. For mount, do we have libvolume_id?
+#
+echo '
+#include <stdlib.h>
+#include <libvolume_id.h>
+int main(){ exit(0); volume_id_close(NULL); }
+' > conftest.c
+LIBS="-lvolume_id"
+eval $compile
+LIBS=
+if test -s conftest; then
+        echo "HAVE_VOLID=yes" >> make_include
+        echo "You have libvolume_id"
+else
+        echo "HAVE_VOLID=no" >> make_include
+        echo "You don't have libvolume_id"
+fi
+rm -f conftest conftest.c
--- mount/Makefile
+++ mount/Makefile
@@ -1,7 +1,7 @@
 include ../make_include
 include ../MCONFIG
 
-DEFINES = -DHAVE_NFS $(BLKID_DEFINE)
+DEFINES = -DHAVE_NFS $(BLKID_DEFINE) $(VOLID_DEFINE)
 
 RPCSVCDIR = rpcsvc
 RPC_CFLAGS = -Wno-unused 
@@ -25,6 +25,11 @@
 BLKID_LIB = -lblkid -luuid
 endif
 
+ifeq "$(HAVE_VOLID)" "yes"
+VOLID_DEFINE = -DHAVE_VOLID
+VOLID_LIB = -lvolume_id
+endif
+
 PROGS = $(SUID_PROGS) $(NOSUID_PROGS)
 
 MAYBE = pivot_root swapoff
@@ -48,23 +53,25 @@
 
 mount: mount.o fstab.o sundries.o xmalloc.o realpath.o mntent.o version.o \
        get_label_uuid.o mount_by_label.o mount_blkid.o mount_guess_fstype.o \
+	mount_udev.o \
 	getusername.o $(LIB)/setproctitle.o $(LIB)/env.o $(NFS_OBJS) lomount.o \
 	loumount.o loop.o sha512.o rmd160.o aes.o $(LIB)/xstrncpy.o
-	$(LINK) $^ -o $@ $(BLKID_LIB)
+	$(LINK) $^ -o $@ $(BLKID_LIB) $(VOLID_LIB)
 
 umount: umount.o fstab.o sundries.o xmalloc.o realpath.o mntent.o \
 	getusername.o get_label_uuid.o mount_by_label.o mount_blkid.o \
-	version.o $(LIB)/env.o loumount.o
-	$(LINK) $^ -o $@ $(BLKID_LIB)
+	mount_udev.o version.o $(LIB)/env.o loumount.o
+	$(LINK) $^ -o $@ $(BLKID_LIB) $(VOLID_LIB)
 
 guessfstype:	guessfstype.o mount_guess_fstype.o sundries.o realpath.o \
 	fstab.o mntent.o get_label_uuid.o mount_blkid.o mount_by_label.o \
-	xmalloc.o
-	$(LINK) $^ -o $@
+	mount_udev.o xmalloc.o
+	$(LINK) $^ -o $@ $(VOLID_LIB)
 
 swapon:	swapon.o version.o xmalloc.o \
-	get_label_uuid.o mount_by_label.o mount_blkid.o loop.o sha512.o $(LIB)/xstrncpy.o
-	$(LINK) $^ -o $@ $(BLKID_LIB)
+	get_label_uuid.o mount_by_label.o mount_blkid.o mount_udev.o \
+	loop.o sha512.o $(LIB)/xstrncpy.o
+	$(LINK) $^ -o $@ $(BLKID_LIB) $(VOLID_LIB)
 
 main_losetup.o: lomount.c
 	$(COMPILE) -DMAIN lomount.c -o $@
@@ -142,7 +149,7 @@
 
 clean:
 	rm -f a.out core *~ *.o swapargs.h $(PROGS) $(MAYBE)
-	rm -f nfs_mountversion.h
+	rm -f nfs_mountversion.h nfsmount_clnt.c nfsmount.h nfsmount_xdr.c
 
 clobber distclean realclean: clean
 	rm -f $(GEN_FILES)
--- mount/fstab.c
+++ mount/fstab.c
@@ -305,6 +305,7 @@
 /* Find the entry (SPEC,FILE) in fstab */
 struct mntentchn *
 getfsspecfile (const char *spec, const char *file) {
+	char *nspec;
 	struct mntentchn *mc, *mc0;
 
 	mc0 = fstab_head();
@@ -316,11 +317,12 @@
 			return mc;
 
 	/* second attempt: names found after symlink resolution */
+	nspec = canonicalize(spec);
 	for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt)
 		if ((streq(mc->m.mnt_dir, file) ||
 		     streq(canonicalize(mc->m.mnt_dir), file))
 		    && (streq(mc->m.mnt_fsname, spec) ||
-			streq(canonicalize(mc->m.mnt_fsname), spec)))
+			streq(canonicalize(mc->m.mnt_fsname), nspec)))
 			return mc;
 
 	/* third attempt: names found after LABEL= or UUID= resolution */
@@ -357,11 +359,21 @@
 struct mntentchn *
 getfsspec (const char *spec) {
 	struct mntentchn *mc, *mc0;
+	const char *nspec, *fsname;
 
 	mc0 = fstab_head();
-	for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt)
-		if (streq(mc->m.mnt_fsname, spec))
+	for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt) {
+		if (!strncmp (mc->m.mnt_fsname, "LABEL=", 6)) {
+			fsname = mount_get_devname_by_label(mc->m.mnt_fsname + 6);
+		} else if (!strncmp(mc->m.mnt_fsname, "UUID=", 5)) {
+			fsname = mount_get_devname_by_uuid(mc->m.mnt_fsname + 5);
+		} else {
+			fsname = mc->m.mnt_fsname;
+		}
+		nspec = canonicalize(fsname);
+		if (streq(nspec, spec))
 			return mc;
+	}
 	return NULL;
 }
 
--- mount/mount.c
+++ mount/mount.c
@@ -1667,7 +1667,7 @@
 			   use only for testing purposes -
 			   the guessing is not reliable at all */
 		    {
-			char *fstype;
+			const char *fstype;
 			fstype = do_guess_fstype(optarg);
 			printf("%s\n", fstype ? fstype : "unknown");
 			exit(fstype ? 0 : EX_FAIL);
@@ -1738,6 +1738,8 @@
 			if (mc == NULL)
 				mc = getfsspec (spec);
 			if (mc == NULL)
+				mc = getfsspec (canonicalize(spec));
+			if (mc == NULL)
 				die (EX_USAGE,
 				     _("mount: cannot find %s in %s"),
 				     spec, _PATH_FSTAB);
--- mount/mount_blkid.c
+++ mount/mount_blkid.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include "mount_blkid.h"
 
+#ifndef HAVE_VOLID
 #ifdef HAVE_BLKID
 
 blkid_cache blkid;
@@ -119,3 +120,4 @@
 
 
 #endif
+#endif
--- mount/mount_blkid.h
+++ mount/mount_blkid.h
@@ -11,3 +11,5 @@
 extern const char *mount_get_volume_label_by_spec(const char *spec);
 extern const char *mount_get_devname(const char *spec);
 extern const char *mount_get_devname_for_mounting(const char *spec);
+
+extern const char *volume_id_get_tag(const char *spec, const char *token);
--- mount/mount_by_label.c
+++ mount/mount_by_label.c
@@ -1,4 +1,4 @@
-#ifndef HAVE_BLKID
+#if (!defined HAVE_BLKID) && (!defined HAVE_VOLID)
 /*
  * mount_by_label.c - aeb
  *
--- mount/mount_guess_fstype.c
+++ mount/mount_guess_fstype.c
@@ -54,9 +54,23 @@
 #define ETC_FILESYSTEMS		"/etc/filesystems"
 #define PROC_FILESYSTEMS	"/proc/filesystems"
 
+#ifdef HAVE_VOLID
+
+static int
+known_fstype(const char *fstype) {
+	return 0;
+}
+
+const char *
+do_guess_fstype(const char *spec)
+{
+	return volume_id_get_tag(spec, "TYPE");
+}
+
+#else
 #ifdef HAVE_BLKID
 
-char *
+const char *
 do_guess_fstype(const char *device) 
 {
 	return blkid_get_tag_value(blkid, "TYPE", device);
@@ -208,7 +222,7 @@
 	return (sum == p[511]);
 }
 
-char *
+const char *
 do_guess_fstype(const char *device) {
     int fd;
     char *type = NULL;
@@ -536,7 +550,7 @@
 }
 
 #endif
-
+#endif
 static struct tried {
 	struct tried *next;
 	char *type;
@@ -578,9 +592,9 @@
 	tried = NULL;
 }
 
-char *
+const char *
 guess_fstype(const char *spec) {
-	char *type = do_guess_fstype(spec);
+	const char *type = do_guess_fstype(spec);
 	if (verbose) {
 	    printf (_("mount: you didn't specify a filesystem type for %s\n"),
 		    spec);
--- /dev/null	2006-06-02 17:12:45.000000000 +0200
+++ mount/mount_udev.c	2006-06-12 11:14:42.285154088 +0200
@@ -0,0 +1,237 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <sys/mount.h>
+#include <sys/ioctl.h>
+#include <nls.h>
+#include <stddef.h>
+#include <libvolume_id.h>
+
+#include "mount_blkid.h"
+
+#ifdef HAVE_VOLID
+
+extern int verbose;
+
+struct volume_id_types_t {
+	int id;
+	char *token;
+	char *env;
+};
+
+enum {
+	VOLUME_ID_NONE=0,
+	VOLUME_ID_TYPE,
+	VOLUME_ID_LABEL,
+	VOLUME_ID_UUID
+};
+
+#define volume_id_offset(member) (unsigned long)offsetof(struct volume_id,member)
+
+struct volume_id_types_t volume_id_types[] = {
+	{ VOLUME_ID_TYPE, "TYPE", "ID_FS_TYPE" },
+	{ VOLUME_ID_LABEL, "LABEL", "ID_FS_LABEL" },
+	{ VOLUME_ID_UUID, "UUID",  "ID_FS_UUID" },
+	{ VOLUME_ID_NONE, NULL, NULL },
+};
+
+const char *
+volume_id_get_tag(const char *spec, const char *token)
+{
+	struct volume_id *vid;
+	uint64_t size;
+	struct volume_id_types_t *volume_id_ptr = volume_id_types;
+	char *var, *value;
+
+	value = calloc(1, VOLUME_ID_LABEL_SIZE);
+	if (!value)
+		return NULL;
+
+	if (!spec)
+		return NULL;
+
+	while (volume_id_ptr->token && strcmp(volume_id_ptr->token,token))
+		volume_id_ptr++;
+
+	if (!volume_id_ptr->token) {
+		free(value);
+		value = NULL;
+		goto out;
+	}
+
+	/* Quick exit if ID_FS_* variables are set */
+	if ((var = getenv(volume_id_ptr->env))) {
+		strncpy(value,var,VOLUME_ID_LABEL_SIZE - 1);
+		goto out;
+	}
+
+	vid = volume_id_open_node(spec);
+	if (!vid) {
+		free(value);
+		value = NULL;
+		goto out;
+	}
+
+	if (ioctl(vid->fd, BLKGETSIZE64, &size) != 0)
+		size = 0;
+
+	if (volume_id_probe_all(vid, 0, size) == 0) {
+		switch(volume_id_ptr->id) {
+		case VOLUME_ID_TYPE:
+			strcpy(value, vid->type);
+			break;
+		case VOLUME_ID_LABEL:
+			strcpy(value, vid->label);
+			break;
+		case VOLUME_ID_UUID:
+			strcpy(value, vid->uuid);
+			break;
+		default:
+			free(value);
+			value = NULL;
+			break;
+		}
+	} else
+		value = NULL;
+
+	volume_id_close(vid);
+
+ out:
+	return value;
+}
+
+void
+mount_blkid_get_cache(void) {}
+
+void
+mount_blkid_put_cache(void) {}
+
+const char *
+mount_get_volume_uuid_by_spec(const char *spec)
+{
+	return volume_id_get_tag(spec, "UUID");
+}
+
+const char *
+mount_get_volume_label_by_spec(const char *spec)
+{
+	return volume_id_get_tag(spec, "LABEL");
+}
+
+const char *
+mount_get_devname_by_uuid(const char *uuid) {
+	char *dev = NULL;
+
+	if (!uuid)
+		return NULL;
+
+	dev = malloc(19 + strlen(uuid));
+	if (dev) {
+		strcpy(dev,"/dev/disk/by-uuid/");
+		strcat(dev,uuid);
+	}
+
+	return dev;
+}
+
+const char *
+mount_get_devname_by_label(const char *label) {
+	char *dev = NULL;
+
+	if (!label)
+		return NULL;
+
+	dev = malloc(20 + strlen(label));
+	if (dev) {
+		strcpy(dev,"/dev/disk/by-label/");
+		strcat(dev,label);
+	}
+
+	return dev;
+}
+
+const char *
+mount_get_devname(const char *spec)
+{
+	char *token, *cp, *value;
+	const char *nspec = NULL;
+
+	if (!spec)
+		return NULL;
+
+	token = strdup(spec);
+	if (!token)
+		return NULL;
+
+	/* We have to return an allocated string */
+	if (!(cp = strchr(token, '=')))
+		return token;
+
+	value = token + (cp - token);
+	*value++ = '\0';
+
+	if (*value == '"' || *value == '\'') {
+		char c = *value++;
+		if (!(cp = strrchr(value, c)))
+			goto errout; /* missing closing quote */
+		*cp = '\0';
+	}
+
+	if (!strcmp(token,"LABEL")) {
+		nspec = mount_get_devname_by_label(value);
+	} else if (!strcmp(token,"UUID")) {
+		nspec = mount_get_devname_by_uuid(value);
+	}
+
+	free(token);
+
+ errout:
+	return nspec;
+}
+
+/* Also when no UUID= or LABEL= occur? No verbose? No warnings? */
+const char *
+mount_get_devname_for_mounting(const char *spec)
+{
+	char *token, *cp, *value;
+	const char *nspec = NULL;
+
+	if (!spec)
+		return NULL;
+
+	token = strdup(spec);
+	if (!token)
+		return NULL;
+
+	/* We have to return an allocated string */
+	if (!(cp = strchr(token, '=')))
+		return token;
+
+	value = token + (cp - token);
+	*value++ = '\0';
+
+	if (*value == '"' || *value == '\'') {
+		char c = *value++;
+		if (!(cp = strrchr(value, c)))
+			goto errout; /* missing closing quote */
+		*cp = '\0';
+	}
+
+	if (!strcmp(token,"LABEL")) {
+		nspec = mount_get_devname_by_label(value);
+		if (nspec && verbose > 1)
+			printf(_("mount: going to mount %s by LABEL\n"), spec);
+	} else if (!strcmp(token,"UUID")) {
+		nspec = mount_get_devname_by_uuid(value);
+		if (nspec && verbose > 1)
+			printf(_("mount: going to mount %s by UUID\n"), spec);
+	}
+
+	free(token);
+
+ errout:
+	return nspec;
+}
+
+#endif
--- mount/mount_guess_fstype.h
+++ mount/mount_guess_fstype.h
@@ -8,8 +8,8 @@ struct mountargs {
 
 extern int verbose;
 
-char *guess_fstype(const char *device);
-char *do_guess_fstype(const char *device);
+const char *guess_fstype(const char *device);
+const char *do_guess_fstype(const char *device);
 int procfsloop(int (*mount_fn)(struct mountargs *), struct mountargs *args,
 	       const char **type);
 int is_in_procfs(const char *fstype);

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File util-linux-libvolume_id-support.patch of Package util-linux (Revision d5a6b6b394ffae08576ab97527325525)

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