Minor grammar fixes for git-diff-index.txt

diff --git a/Documentation/git-repo-config.txt b/Documentation/git-repo-config.txt
index ddcf52364ca0d096eef99b11621d5e7f819502bd..8a1ab61e943aba92aed6734c949b196850914a3a 100644 (file)
--- a/Documentation/git-repo-config.txt
+++ b/Documentation/git-repo-config.txt
@@ -23,10 +23,11 @@ You can query/set/replace/unset options with this command. The name is
 actually the section and the key separated by a dot, and the value will be
 escaped.
 
-If you want to set/unset an option which can occur on multiple lines, you
-should provide a POSIX regex for the value. If you want to handle the lines
-*not* matching the regex, just prepend a single exclamation mark in front
-(see EXAMPLES).
+If you want to set/unset an option which can occur on multiple
+lines, a POSIX regexp `value_regex` needs to be given.  Only the
+existing values that match the regexp are updated or unset.  If
+you want to handle the lines that do *not* match the regex, just
+prepend a single exclamation mark in front (see EXAMPLES).
 
 The type specifier can be either '--int' or '--bool', which will make
 'git-repo-config' ensure that the variable(s) are of the given type and
@@ -34,10 +35,10 @@ convert the value to the canonical form (simple decimal number for int,
 a "true" or "false" string for bool). If no type specifier is passed,
 no checks or transformations are performed on the value.
 
-This command will fail if
+This command will fail if:
 
-. .git/config is invalid,
-. .git/config can not be written to,
+. The .git/config file is invalid,
+. Can not write to .git/config,
 . no section was provided,
 . the section or key is invalid,
 . you try to unset an option which does not exist, or
@@ -48,12 +49,13 @@ OPTIONS
 -------
 
 --replace-all::
-       Default behaviour is to replace at most one line. This replaces
+       Default behavior is to replace at most one line. This replaces
        all lines matching the key (and optionally the value_regex).
 
 --get::
        Get the value for a given key (optionally filtered by a regex
-       matching the value).
+       matching the value). Returns error code 1 if the key was not
+       found and error code 2 if multiple key values were found.
 
 --get-all::
        Like get, but does not fail if the number of values for the key
@@ -72,6 +74,18 @@ OPTIONS
        List all variables set in .git/config.
 
 
+ENVIRONMENT
+-----------
+
+GIT_CONFIG::
+       Take the configuration from the given file instead of .git/config.
+
+GIT_CONFIG_LOCAL::
+       Currently the same as $GIT_CONFIG; when Git will support global
+       configuration files, this will cause it to take the configuration
+       from the global configuration file in addition to the given file.
+
+
 EXAMPLE
 -------
 
@@ -106,8 +120,8 @@ you can set the filemode to true with
 % git repo-config core.filemode true
 ------------
 
-The hypothetic proxy command entries actually have a postfix to discern
-to what URL they apply. Here is how to change the entry for kernel.org
+The hypothetical proxy command entries actually have a postfix to discern
+what URL they apply to. Here is how to change the entry for kernel.org
 to "ssh".
 
 ------------