Create.

CVS patchset: 4480
CVS date: 2001/01/21 23:48:56

diff --git a/lib/rollback.c b/lib/rollback.c
new file mode 100644 (file)
index 0000000..eba58c3
--- /dev/null
+++ b/lib/rollback.c
@@ -0,0 +1,86 @@
+/** \ingroup rpmtrans payload
+ * \file lib/rollback.c
+ */
+
+#include "system.h"
+
+#include <rpmlib.h>
+
+#include "depends.h"
+#include "install.h"
+
+#include "debug.h"
+
+static char * ridsub = ".rid/";
+static char * ridsep = ";";
+static mode_t riddmode = 0700;
+static mode_t ridfmode = 0000;
+
+int dirstashPackage(const rpmTransactionSet ts, const TFI_t fi, rollbackDir dir)
+{
+    unsigned int offset = fi->record;
+    char tsid[20], ofn[BUFSIZ], nfn[BUFSIZ];
+    const char * s, * t;
+    char * se, * te;
+    Header h;
+    int i;
+
+    assert(fi->type == TR_REMOVED);
+
+
+    {  rpmdbMatchIterator mi = NULL;
+
+       mi = rpmdbInitIterator(ts->rpmdb, RPMDBI_PACKAGES,
+                               &offset, sizeof(offset));
+
+       h = rpmdbNextIterator(mi);
+       if (h == NULL) {
+           rpmdbFreeIterator(mi);
+           return 1;
+       }
+       h = headerLink(h);
+       rpmdbFreeIterator(mi);
+    }
+
+    sprintf(tsid, "%08x", ts->id);
+
+    /* Create rid sub-directories if necessary. */
+    if (strchr(ridsub, '/')) {
+       for (i = 0; i < fi->dc; i++) {
+
+           t = te = nfn;
+           *te = '\0';
+           te = stpcpy(te, fi->dnl[i]);
+           te = stpcpy(te, ridsub);
+           if (te[-1] == '/')
+               *(--te) = '\0';
+fprintf(stderr, "*** mkdir(%s,%o)\n", t, riddmode);
+       }
+    }
+
+    /* Rename files about to be removed. */
+    for (i = 0; i < fi->fc; i++) {
+
+       if (S_ISDIR(fi->fmodes[i]))
+           continue;
+
+       s = se = ofn;
+       *se = '\0';
+       se = stpcpy( stpcpy(se, fi->dnl[fi->dil[i]]), fi->bnl[i]);
+
+       t = te = nfn;
+       *te = '\0';
+       te = stpcpy(te, fi->dnl[fi->dil[i]]);
+       if (ridsub)
+           te = stpcpy(te, ridsub);
+       te = stpcpy( stpcpy( stpcpy(te, fi->bnl[i]), ridsep), tsid);
+
+       s = strrchr(s, '/') + 1;
+       t = strrchr(t, '/') + 1;
+fprintf(stderr, "*** rename(%s,%s%s)\n", s, (ridsub ? ridsub : ""), t);
+fprintf(stderr, "*** chmod(%s%s,%o)\n", (ridsub ? ridsub : ""), t, ridfmode);
+    }
+
+    return 0;
+}
+