forked from pool/util-linux
97 lines
2.6 KiB
Diff
97 lines
2.6 KiB
Diff
commit bfdb8be5c49d8fadb25118fb4416ab2a68fc3a16
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Author: Karel Zak <kzak@redhat.com>
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Date: Thu Oct 25 12:29:51 2007 +0200
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losetup: canonicalize loopfile name
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When setting up a loop device, canonicalize the loop file
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name. This simplifies a later identification of loop file names
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when querying the loop devices.
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Co-Author: Matthias Koenig <mkoenig@suse.de>
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Signed-off-by: Matthias Koenig <mkoenig@suse.de>
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Signed-off-by: Karel Zak <kzak@redhat.com>
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Index: util-linux-ng-2.13.1/mount/lomount.c
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===================================================================
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--- util-linux-ng-2.13.1.orig/mount/lomount.c
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+++ util-linux-ng-2.13.1/mount/lomount.c
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@@ -22,10 +22,12 @@
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#include "lomount.h"
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#include "xstrncpy.h"
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#include "nls.h"
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+#include "realpath.h"
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+#include "xmalloc.h"
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+
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extern int verbose;
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extern char *progname;
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-extern char *xstrdup (const char *s); /* not: #include "sundries.h" */
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extern void error (const char *fmt, ...); /* idem */
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#define SIZE(a) (sizeof(a)/sizeof(a[0]))
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@@ -279,6 +281,7 @@ set_loop(const char *device, const char
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struct loop_info64 loopinfo64;
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int fd, ffd, mode, i;
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char *pass;
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+ char filename[PATH_MAX+1];
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mode = (*loopro ? O_RDONLY : O_RDWR);
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if ((ffd = open(file, mode)) < 0) {
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@@ -298,7 +301,8 @@ set_loop(const char *device, const char
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memset(&loopinfo64, 0, sizeof(loopinfo64));
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- xstrncpy(loopinfo64.lo_file_name, file, LO_NAME_SIZE);
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+ myrealpath(file, filename, PATH_MAX);
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+ xstrncpy(loopinfo64.lo_file_name, filename, LO_NAME_SIZE);
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if (encryption && *encryption) {
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if (digits_only(encryption)) {
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@@ -386,7 +390,7 @@ set_loop(const char *device, const char
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if (verbose > 1)
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printf(_("set_loop(%s,%s,%llu): success\n"),
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- device, file, offset);
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+ device, filename, offset);
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return 0;
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}
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@@ -470,23 +474,6 @@ usage(void) {
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exit(1);
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}
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-char *
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-xstrdup (const char *s) {
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- char *t;
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-
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- if (s == NULL)
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- return NULL;
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-
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- t = strdup (s);
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-
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- if (t == NULL) {
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- fprintf(stderr, _("not enough memory"));
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- exit(1);
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- }
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-
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- return t;
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-}
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-
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void
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error (const char *fmt, ...) {
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va_list args;
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Index: util-linux-ng-2.13.1/mount/Makefile.am
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===================================================================
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--- util-linux-ng-2.13.1.orig/mount/Makefile.am
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+++ util-linux-ng-2.13.1/mount/Makefile.am
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@@ -25,7 +25,7 @@ umount_LDFLAGS = $(SUID_LDFLAGS) $(AM_LD
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swapon_SOURCES = swapon.c swap_constants.h $(utils_common)
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-losetup_SOURCES = lomount.c loop.h lomount.h
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+losetup_SOURCES = lomount.c loop.h lomount.h realpath.c xmalloc.c
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losetup_CPPFLAGS = -DMAIN $(AM_CPPFLAGS)
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mount_LDADD = $(LDADD_common)
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