X-Git-Url: http://dolda2000.com/gitweb/?p=tpkg.git;a=blobdiff_plain;f=tpkg;h=319d2482b831d51c8ef2a921863dedcc4904e053;hp=140ed2f4fe182e6387c5447e9c5d70f8419dcba5;hb=HEAD;hpb=82bfc891550525b31563adfca69115586ed19540

diff --git a/tpkg b/tpkg
index 140ed2f..01cf38e 100755
--- a/tpkg
+++ b/tpkg
@@ -69,7 +69,7 @@ class prefix(object):
     def env(self):
         if self._env is None:
             if not os.path.isdir(self.envdir):
-                sys.stderr.write("tpkg: creatings %s...\n" % (self.envdir))
+                sys.stderr.write("tpkg: creating %s...\n" % (self.envdir))
                 os.makedirs(self.envdir)
             env = bd.DBEnv()
             env.set_lk_detect(bd.DB_LOCK_RANDOM)
@@ -217,7 +217,7 @@ class vfspkg(object):
 
     def __iter__(self):
         def scan(lp, fp):
-            dpre = "" if (lp is "") else lp + "/"
+            dpre = "" if (lp == "") else lp + "/"
             for dent in os.scandir(fp):
                 dpath = dpre + dent.name
                 if dent.is_dir():
@@ -255,13 +255,20 @@ def install(pfx, pkg, pkgname):
             os.makedirs(tpdir)
         tmpp = tp + ".tpkg-new"
         sb = fl.stat()
-        with open(tmpp, "wb") as ofp:
-            os.fchmod(ofp.fileno(), sb.st_mode & 0o7777)
-            with fl.open() as ifp:
-                dig = copy(ofp, ifp)
-        pfx.regfile(fl.path, pkgname, dig)
+        try:
+            with open(tmpp, "wb") as ofp:
+                os.fchmod(ofp.fileno(), sb.st_mode & 0o7777)
+                with fl.open() as ifp:
+                    dig = copy(ofp, ifp)
+            pfx.regfile(fl.path, pkgname, dig)
+        except:
+            try:
+                os.unlink(tmpp)
+            except FileNotFoundError:
+                pass
+            raise
         os.rename(tmpp, tp)
-        os.utime(tp, ns=(time.time(), sb.st_mtime))
+        os.utime(tp, ns=(round(time.time() * 1e9), round(sb.st_mtime * 1e9)))
 
 def uninstall(pfx, pkg):
     for fn in pfx.pkgfiles(pkg):
@@ -318,6 +325,23 @@ def cmd_uninstall(argv):
     uninstall(prefix.use, pkgname)
 cmds["uninstall"] = cmd_uninstall
 
+def cmd_list(argv):
+    def usage(out):
+        out.write("usage: tpkg list NAME\n")
+    opts, args = getopt.getopt(argv, "")
+    if len(args) < 1:
+        usage(sys.stderr)
+        sys.exit(1)
+    pkgname = args[0]
+    try:
+        files = prefix.use.pkgfiles(pkgname)
+    except KeyError:
+        sys.stderr.write("tpkg: %s: no such package\n" % (pkgname))
+        sys.exit(1)
+    for fn in files:
+        sys.stdout.write("%s\n" % pj(prefix.use.root, fn))
+cmds["list"] = cmd_list
+
 def usage(file):
     file.write("usage:\ttpkg help\n")
 cmds["help"] = lambda argv: usage(sys.stdout)