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diff -up rpm-4.10.90.git11978/lib/depends.c.rpmlib-filesystem-check rpm-4.10.90.git11978/lib/depends.c
--- rpm-4.10.90.git11978/lib/depends.c.rpmlib-filesystem-check 2012-11-01 09:40:26.000000000 +0200
+++ rpm-4.10.90.git11978/lib/depends.c 2012-11-05 10:53:42.294733695 +0200
@@ -589,6 +589,109 @@ static int rpmdbProvides(rpmts ts, depCa
return rc;
}
+/*
+ * Temporary support for live-conversion of the filesystem hierarchy
+ * mailto: kay@redhat.com, harald@redhat.com
+ * https://fedoraproject.org/wiki/Features/UsrMove
+ *
+ * X-CheckUnifiedSystemdir:
+ * /bin, /sbin, /lib, /lib64 --> /usr
+ *
+ * X-CheckUnifiedBindir:
+ * /usr/sbin -> /usr/bin
+ *
+ * X-CheckMultiArchLibdir:
+ * /usr/lib64 /usr/lib/<platform tuple> (e.g. x86_64-linux-gnu)
+ *
+ * This code is not needed for new installations, it can be removed after
+ * updates from older systems are no longer supported: Fedora 19 / RHEL 8.
+ */
+
+static int CheckLink(const char *dir, const char *root)
+{
+ char *d = NULL;
+ struct stat sbuf;
+ int rc = 0;
+
+ if (!root)
+ root = "/";
+
+ rasprintf(&d, "%s%s", root, dir);
+ if (!d) {
+ rc = -1;
+ goto exit;
+ }
+
+ /* directory or symlink does not exist, all is fine */
+ if (lstat(d, &sbuf) < 0) {
+ rc = 1;
+ goto exit;
+ }
+
+ /* if it is a symlink, all is fine */
+ if (S_ISLNK(sbuf.st_mode))
+ rc = 1;
+
+exit:
+ free(d);
+ return rc;
+}
+
+static int CheckFilesystemHierarchy(rpmds * dsp, const char *root)
+{
+ static const char *dirs[] = { "bin", "sbin", "lib", "lib64" };
+ int check;
+ int i;
+ rpmds ds;
+ rpmstrPool pool = rpmdsPool(*dsp);
+ int rc = 0;
+
+ for (i = 0; i < sizeof(dirs) / sizeof(dirs[0]); i++) {
+ check = CheckLink(dirs[i], root);
+ if (check < 0) {
+ rc = -1;
+ goto exit;
+ }
+
+ if (check == 0)
+ goto exit;
+ }
+ ds = rpmdsSinglePool(pool, RPMTAG_PROVIDENAME,
+ "rpmlib(X-CheckUnifiedSystemdir)", "1",
+ RPMSENSE_EQUAL);
+ rpmdsMerge(dsp, ds);
+ rpmdsFree(ds);
+
+ check = CheckLink("usr/lib64", root);
+ if (check < 0) {
+ rc = -1;
+ goto exit;
+ }
+ if (check > 0) {
+ ds = rpmdsSinglePool(pool, RPMTAG_PROVIDENAME,
+ "rpmlib(X-CheckMultiArchLibdir)", "1",
+ RPMSENSE_EQUAL);
+ rpmdsMerge(dsp, ds);
+ rpmdsFree(ds);
+ }
+
+ check = CheckLink("usr/sbin", root);
+ if (check < 0) {
+ rc = -1;
+ goto exit;
+ }
+ if (check > 0) {
+ ds = rpmdsSinglePool(pool, RPMTAG_PROVIDENAME,
+ "rpmlib(X-CheckUnifiedBindir)", "1",
+ RPMSENSE_EQUAL);
+ rpmdsMerge(dsp, ds);
+ rpmdsFree(ds);
+ }
+
+exit:
+ return rc;
+}
+
/**
* Check dep for an unsatisfied dependency.
* @param ts transaction set
@@ -612,8 +715,10 @@ retry:
* Check those dependencies now.
*/
if (dsflags & RPMSENSE_RPMLIB) {
- if (tsmem->rpmlib == NULL)
+ if (tsmem->rpmlib == NULL) {
rpmdsRpmlibPool(rpmtsPool(ts), &(tsmem->rpmlib), NULL);
+ CheckFilesystemHierarchy(&(tsmem->rpmlib), rpmtsRootDir(ts));
+ }
if (tsmem->rpmlib != NULL && rpmdsSearch(tsmem->rpmlib, dep) >= 0) {
rpmdsNotify(dep, "(rpmlib provides)", rc);
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