Use better names (hg-{usage}-{random}.{suffix}) for temporary files.

hgext/gpg.py

@@ -23,11 +23,11 b' class gpg:'
         """ returns of the good and bad signatures"""
         try:
             # create temporary files
-            fd, sigfile = tempfile.mkstemp(prefix="hggpgsig")
+            fd, sigfile = tempfile.mkstemp(prefix="hg-gpg-", suffix=".sig")
             fp = os.fdopen(fd, 'wb')
             fp.write(sig)
             fp.close()
-            fd, datafile = tempfile.mkstemp(prefix="hggpgdata")
+            fd, datafile = tempfile.mkstemp(prefix="hg-gpg-", suffix=".txt")
             fp = os.fdopen(fd, 'wb')
             fp.write(data)
             fp.close()

hgext/patchbomb.py

@@ -62,7 +62,7 b' try:'
 except ImportError: pass
 
 def diffstat(patch):
-    fd, name = tempfile.mkstemp()
+    fd, name = tempfile.mkstemp(prefix="hg-patchbomb-", suffix=".txt")
     try:
         p = popen2.Popen3('diffstat -p1 -w79 2>/dev/null > ' + name)
         try:

mercurial/appendfile.py

@@ -38,7 +38,7 b' class appendfile(object):'
             self.tmpname = tmpname
             self.tmpfp = open(self.tmpname, 'ab+')
         else:
-            fd, self.tmpname = tempfile.mkstemp()
+            fd, self.tmpname = tempfile.mkstemp(prefix="hg-appendfile-")
             self.tmpfp = os.fdopen(fd, 'ab+')
         self.realfp = fp
         self.offset = fp.tell()

mercurial/commands.py

@@ -303,7 +303,7 b' def write_bundle(cg, filename=None, comp'
                 raise util.Abort(_("file '%s' already exists"), filename)
             fh = open(filename, "wb")
         else:
-            fd, filename = tempfile.mkstemp(suffix=".hg", prefix="hg-bundle-")
+            fd, filename = tempfile.mkstemp(prefix="hg-bundle-", suffix=".hg")
             fh = os.fdopen(fd, "wb")
         cleanup = filename
 

mercurial/localrepo.py

@@ -1824,7 +1824,7 b' class localrepository(object):'
 
         def temp(prefix, node):
             pre = "%s~%s." % (os.path.basename(fn), prefix)
-            (fd, name) = tempfile.mkstemp("", pre)
+            (fd, name) = tempfile.mkstemp(prefix=pre)
             f = os.fdopen(fd, "wb")
             self.wwrite(fn, fl.read(node), f)
             f.close()

mercurial/util.py

@@ -46,11 +46,11 b' def tempfilter(s, cmd):'
     the temporary files generated.'''
     inname, outname = None, None
     try:
-        infd, inname = tempfile.mkstemp(prefix='hgfin')
+        infd, inname = tempfile.mkstemp(prefix='hg-filter-in-')
         fp = os.fdopen(infd, 'wb')
         fp.write(s)
         fp.close()
-        outfd, outname = tempfile.mkstemp(prefix='hgfout')
+        outfd, outname = tempfile.mkstemp(prefix='hg-filter-out-')
         os.close(outfd)
         cmd = cmd.replace('INFILE', inname)
         cmd = cmd.replace('OUTFILE', outname)
@@ -464,7 +464,7 b' def opener(base, audit=True):'
 
     def mktempcopy(name):
         d, fn = os.path.split(name)
-        fd, temp = tempfile.mkstemp(prefix=fn, dir=d)
+        fd, temp = tempfile.mkstemp(prefix=".%s-" % fn, dir=d)
         fp = os.fdopen(fd, "wb")
         try:
             fp.write(file(name, "rb").read())