1 # Configuration file for environment related options for all shells.
4 # Helper function to print debug information if $DEBUG is not empty.
6 # Doesn't fit perfectly in this file, but this is the best place to make it
7 # available everywhere.
8 function source_debug {
9 if [ x$DEBUG != x ]; then
15 source_debug "sourcing ~/.shell/env"
17 # Use UTF-8 encoding in the terminal.
22 # Add ~/bin to PATH if available.
31 # Set less as pager, its configuration is done through the .less file.
35 # Use ~/tmp as directory for temporary files if available to reduce security
36 # problems on multi-user systems.
37 if [ -O ~/tmp -a -d ~/tmp ]; then
41 export TMP TEMP TMPDIR
44 # Set colors for GNU ls (and zsh completions). This colors files normal (fi),
45 # directories blue bold (di), symbolic links cyan (ln), named pipes normal
46 # (pi), sockets normal (so), block devices normal (bd), character devices
47 # normal (cd), orphaned links with red background (or), setuid (su) and setgid
48 # (sg) files with yellow background, directories writable by others with blue
49 # background (ow) and executables bold red (ex).
50 # See `dircolors --print-database` for possible colors.
51 LS_COLORS="no=00:fi=00:di=34;01:ln=36:pi=00:so=00:bd=00:cd=00:\
52 or=36;41:su=31;01;43:sg=31;01;43:ow=34;01;41:ex=31;01"
54 # Set the same colors for non GNU ls, except for orphaned links which aren't
56 LSCOLORS='ExgxxxxxBxxxxxBdBdExEb'
57 # ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^
58 # | | | | | | | | | | |
59 # | | | | | | | | | | *- directory writable to others, without sticky bit
60 # | | | | | | | | | *--- directory writable to others, with sticky bit
61 # | | | | | | | | *----- executable with setgid bit set
62 # | | | | | | | *------- executable with setuid bit set
63 # | | | | | | *--------- character special
64 # | | | | | *----------- block special
65 # | | | | *------------- executable
66 # | | | *--------------- pipe
67 # | | *----------------- socket
68 # | *------------------- symbolic link
69 # *--------------------- directory
73 # Sources a configuration file if it exists; loads a fallback .local file if
74 # it doesn't. If the .local files doesn't exist nothing is sourced.
76 # $1: Path to directory where configuration files are located.
77 # $2: Directory name in $1 where the non .local files are stored, can be
78 # empty. If empty both configuration files (normal and .local) are stored
80 # $3: Base name of file in $2, for example "rc" or "env".
81 # $4: Extension for $3, if this file doesn't exist "$1/$3.local" is sourced.
82 # Can be empty, then no extension is used.
83 # $5: Additional options, set to nolocal to prevent loading of "$1/$3.local"
84 # if "$1/$2/$3.$4" doesn't exist.
86 # Example with the following directory/file structure, $os is Darwin and
87 # $hostname is marvin.
94 # ~/.zsh/host/rc.marvin
97 # To load additional rc files from within ~/.zsh/rc use the following:
99 # source_config ~/.zsh os rc $os # loads os/rc.Darwin
100 # source_config ~/.zsh host rc $hostname # loads host/rc.marvin
102 # To load additional env files from within ~/.zsh/env use the following (note
103 # nolocal to prevent loading env.local two times if os and host files don't
106 # source_config zsh os env $os nolocal # loads os/rc.Darwin
107 # source_config zsh host env $hostname # loads env.local
109 # By letting $4 empty normal configuration files can be sourced. A .local can
112 # source_config zsh "" file # loads zsh/file if it exists
114 # Doesn't fit perfectly in this file, but this is the best place to make it
115 # available everywhere.
117 # If DEBUG is set to a non empty value additional debug output is printed.
118 function source_config {
119 # Path to the file to source and its local counterpart.
120 if [ x$4 != x ]; then
121 source_file=$1/$2/$3.$4
122 # If $4 is empty don't append a trailing dot. This allows source_config()
123 # to load normal configuration files.
127 source_file_local=$1/$3.local
129 # Additional debug output.
130 source_debug "source_config(): checking if $source_file exists"
131 source_debug "source_config(): checking if $source_file_local exists"
133 # If the file does exist then source it.
134 if [ -f $source_file ]; then
135 source_debug "source_config(): -> sourcing $source_file"
138 # Otherwise load the .local file if it exists and .local files are
140 elif [ -f $source_file_local -a x$5 != xnolocal ]; then
141 source_debug "source_config(): -> sourcing $source_file_local"
144 source_debug "source_config(): -> neither exists"
147 unset source_file source_file_local
150 source_debug "finished sourcing ~/.shell/env"