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Overview
Comment:Tweak descriptions of FOSSIL_USER, LOGNAME, USER, and USERNAME environment variables.
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SHA1:809e80a1d9e9c59b2e9cc6ba9fadce33c2163b22
User & Date: rberteig 2016-03-02 02:21:21
Context
2016-03-12
00:24
New documentation of enviornment variables, global options to the fossil command, and how they interact, along with a tweak to regularize the two places that guessed the current user name to use the same environment variables in the same order. check-in: 1ad4ae27 user: rberteig tags: trunk
2016-03-02
02:21
Tweak descriptions of FOSSIL_USER, LOGNAME, USER, and USERNAME environment variables. Closed-Leaf check-in: 809e80a1 user: rberteig tags: ross-doc-env
01:57
Rewrite the section on fossil usernames selection, fix typos and improve wording here and there. check-in: 83153a97 user: rberteig tags: ross-doc-env
Changes
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Changes to www/env-opts.md.

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`FOSSIL_HOME`: Location of the `~/.fossil` file. The first environment
variable found in the environment from the list `FOSSIL_HOME`,
`LOCALAPPDATA` (Windows), `APPDATA` (Windows), `HOMEDRIVE` and
`HOMEPATH` (Windows, used together), and `HOME` is used as the
location of the `~/.fossil` file.

`FOSSIL_USER`: Name of the default user account if the local or global
`default-user` setting is not present. The first environment variable
found in the environment from the list `FOSSIL_USER`, `USERNAME`
(Windows), `USER`, and `LOGNAME` is the user name. If none of those
are set, then the default user name is "root".


`FOSSIL_TCL_PATH`: When Tcl stubs support is configured, point to a
specific file or folder containing the version of Tcl to load at run
time.


`FOSSIL_VFS`: Name a VFS to load into SQLite.
................................................................................

`LOCALAPPDATA`: (Windows) Location of the `~/.fossil` file. The first
environment variable found in the environment from the list
`FOSSIL_HOME`, `LOCALAPPDATA` (Windows), `APPDATA` (Windows),
`HOMEDRIVE` and `HOMEPATH` (Windows, used together), and `HOME` is
used as the location of the `~/.fossil` file.

`LOGNAME`: Name of the default user account if the local or global
`default-user` setting is not present. The first environment variable
found in the environment from the list `FOSSIL_USER`, `USERNAME`
(Windows), `USER`, and `LOGNAME` is the user name. If none of those
are set, then the default user name is "root".

`PATH`: Used by most platforms to locate programs invoked without a
fully qualified name. Explicitly used by `fossil ui` on certain platforms
to choose the browser to launch.

`PATH_INFO`: If defined, included in error log messages.

................................................................................
directory from the list `TMP`, `TEMP`, `USERPROFILE`, the Windows
directory (usually `C:\WINDOWS`), `TEMP`, `TMP`, and the current
directory (aka `.`) is the temporary folder.

`TMPDIR`: Names the temporary file location to SQLite.


`USER`: Name of the default user account if the local or global
`default-user` setting is not present. The first environment variable
found in the environment from the list `FOSSIL_USER`, `USERNAME`
(Windows), `USER`, and `LOGNAME` is the user name. If none of those
are set, then the default user name is "root".

`USERNAME`: Name of the default user account if the local or global
`default-user` setting is not present. The first environment variable
found in the environment from the list `FOSSIL_USER`, `USERNAME`
(Windows), `USER`, and `LOGNAME` is the user name. If none of those
are set, then the default user name is "root".



`USERPROFILE`: On Windows, the location of temporary files. The first
environment variable found in the environment that names an existing
directory from the list `TMP`, `TEMP`, `USERPROFILE`, the Windows
directory (usually `C:\WINDOWS`), `TEMP`, `TMP`, and the current
directory (aka `.`) is the temporary folder.

`VISUAL`: Name the editor to use for check-in and stash comments.
Overrides the `EDITOR` environment variable. Overridden by the local
or global `editor` setting.







Notes on Related Values
-----------------------

### CGI and JSON Parameters







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`FOSSIL_HOME`: Location of the `~/.fossil` file. The first environment
variable found in the environment from the list `FOSSIL_HOME`,
`LOCALAPPDATA` (Windows), `APPDATA` (Windows), `HOMEDRIVE` and
`HOMEPATH` (Windows, used together), and `HOME` is used as the
location of the `~/.fossil` file.

`FOSSIL_USER`: Name of the default user account if the checkout, local
or global `default-user` setting is not present. The first environment
variable found in the environment from the list `FOSSIL_USER`, `USER`,
`LOGNAME`, and `USERNAME` is the user name. If none of those are set,
then the default user name is "root". See the discussion of Fossil
Username below for a lot more detail.

`FOSSIL_TCL_PATH`: When Tcl stubs support is configured, point to a
specific file or folder containing the version of Tcl to load at run
time.


`FOSSIL_VFS`: Name a VFS to load into SQLite.
................................................................................

`LOCALAPPDATA`: (Windows) Location of the `~/.fossil` file. The first
environment variable found in the environment from the list
`FOSSIL_HOME`, `LOCALAPPDATA` (Windows), `APPDATA` (Windows),
`HOMEDRIVE` and `HOMEPATH` (Windows, used together), and `HOME` is
used as the location of the `~/.fossil` file.

`LOGNAME`: Name of the logged in user on many Unix-like platforms.
Used as the fossil user name if `FOSSIL_USER` is not specified. See
the discussion of Fossil Username below for a lot more detail.



`PATH`: Used by most platforms to locate programs invoked without a
fully qualified name. Explicitly used by `fossil ui` on certain platforms
to choose the browser to launch.

`PATH_INFO`: If defined, included in error log messages.

................................................................................
directory from the list `TMP`, `TEMP`, `USERPROFILE`, the Windows
directory (usually `C:\WINDOWS`), `TEMP`, `TMP`, and the current
directory (aka `.`) is the temporary folder.

`TMPDIR`: Names the temporary file location to SQLite.


`USER`: Name of the logged in user on many Unix-like platforms.
Used as the fossil user name if `FOSSIL_USER` is not specified. See
the discussion of Fossil Username below for a lot more detail.



`USERNAME`: Name of the logged in user on Windows platforms.




Used as the fossil user name if `FOSSIL_USER` is not specified. See
the discussion of Fossil Username below for a lot more detail.

`USERPROFILE`: On Windows, the location of temporary files. The first
environment variable found in the environment that names an existing
directory from the list `TMP`, `TEMP`, `USERPROFILE`, the Windows
directory (usually `C:\WINDOWS`), `TEMP`, `TMP`, and the current
directory (aka `.`) is the temporary folder.

`VISUAL`: Name the editor to use for check-in and stash comments.
Overrides the `EDITOR` environment variable. Overridden by the local
or global `editor` setting.







Notes on Related Values
-----------------------

### CGI and JSON Parameters