merge with stable

.hgsigs

@@ -180,3 +180,4 b' 4ea21df312ec7159c5b3633096b6ecf68750b0dd'
 4a8d9ed864754837a185a642170cde24392f9abf 0 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
 07e479ef7c9639be0029f00e6a722b96dcc05fee 0 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
 c3484ddbdb9621256d597ed86b90d229c59c2af9 0 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
+97ada9b8d51bef24c5cb4cdca4243f0db694ab6e 0 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

.hgtags

@@ -193,3 +193,4 b' 4ea21df312ec7159c5b3633096b6ecf68750b0dd'
 4a8d9ed864754837a185a642170cde24392f9abf 5.0rc0
 07e479ef7c9639be0029f00e6a722b96dcc05fee 5.0
 c3484ddbdb9621256d597ed86b90d229c59c2af9 5.0.1
+97ada9b8d51bef24c5cb4cdca4243f0db694ab6e 5.0.2

mercurial/commands.py

@@ -1872,7 +1872,7 b' def config(ui, repo, *values, **opts):'
     [('A', 'after', None, _('record a copy that has already occurred')),
     ('f', 'force', None, _('forcibly copy over an existing managed file')),
     ] + walkopts + dryrunopts,
-    _('[OPTION]... [SOURCE]... DEST'),
+    _('[OPTION]... SOURCE... DEST'),
     helpcategory=command.CATEGORY_FILE_CONTENTS)
 def copy(ui, repo, *pats, **opts):
     """mark files as copied for the next commit
@@ -4699,7 +4699,7 b' def remove(ui, repo, *pats, **opts):'
 
 @command('rename|move|mv',
     [('A', 'after', None, _('record a rename that has already occurred')),
-    ('f', 'force', None, _('forcibly copy over an existing managed file')),
+    ('f', 'force', None, _('forcibly move over an existing managed file')),
     ] + walkopts + dryrunopts,
     _('[OPTION]... SOURCE... DEST'),
     helpcategory=command.CATEGORY_WORKING_DIRECTORY)

mercurial/debugcommands.py

@@ -2286,7 +2286,10 b' def debugrevlog(ui, repo, file_=None, **'
     totalrawsize = datasize[2]
     datasize[2] /= numrevs
     fulltotal = fullsize[2]
-    fullsize[2] /= numfull
+    if numfull == 0:
+        fullsize[2] = 0
+    else:
+        fullsize[2] /= numfull
     semitotal = semisize[2]
     snaptotal = {}
     if numsemi > 0:

mercurial/posix.py

@@ -30,7 +30,6 b' from . import ('
 
 osutil = policy.importmod(r'osutil')
 
-posixfile = open
 normpath = os.path.normpath
 samestat = os.path.samestat
 try:
@@ -52,6 +51,19 b' expandglobs = False'
 umask = os.umask(0)
 os.umask(umask)
 
+if not pycompat.ispy3:
+    def posixfile(name, mode=r'r', buffering=-1):
+        fp = open(name, mode=mode, buffering=buffering)
+        # The position when opening in append mode is implementation defined, so
+        # make it consistent by always seeking to the end.
+        if r'a' in mode:
+            fp.seek(0, os.SEEK_END)
+        return fp
+else:
+    # The underlying file object seeks as required in Python 3:
+    # https://github.com/python/cpython/blob/v3.7.3/Modules/_io/fileio.c#L474
+    posixfile = open
+
 def split(p):
     '''Same as posixpath.split, but faster