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Diffstat (limited to 'pl/profile.pl')
| -rw-r--r-- | pl/profile.pl | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/pl/profile.pl b/pl/profile.pl new file mode 100644 index 0000000..96bd6f6 --- /dev/null +++ b/pl/profile.pl @@ -0,0 +1,73 @@ +;# $Id: profile.pl 1 2006-08-24 12:32:52Z rmanfredi $ +;# +;# Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi +;# +;# You may redistribute only under the terms of the Artistic Licence, +;# as specified in the README file that comes with the distribution. +;# You may reuse parts of this distribution only within the terms of +;# that same Artistic Licence; a copy of which may be found at the root +;# of the source tree for dist 4.0. +;# +;# $Log: profile.pl,v $ +;# Revision 3.0.1.1 1994/01/24 14:33:53 ram +;# patch16: created +;# +;# +;# Dist profile management (works like MH and its ~/.mh_profile): +;# - Profile name is held in the environment variable DIST. If not defined, +;# use ~/.dist_profile by default. +;# - Each line in the profile not starting with a '#' (comment line) should +;# have the following format: +;# progname: additional command line options +;# The profile is parsed once when the command is launched and profile +;# options are added at the beginning of the @ARGV array. +;# +;# Per-program configuration values may be also be added. For instance, +;# program foo may pay attention to a profile component 'bar', which may be +;# set via: +;# foo-bar: value +;# i.e. the program name is followed by a '-', followed by the profile +;# component. +;# +;# Uses &tilda_expand to perform ~name substitution. +;# Requires shellwords.pl to properly quote shell words (perl library). +;# +# Set up profile components into %Profile, add any profile-supplied options +# into @ARGV and return the command invocation name. +sub profile { + local($profile) = &tilda_expand($ENV{'DIST'} || '~/.dist_profile'); + local($me) = $0; # Command name + $me =~ s|.*/(.*)|$1|; # Keep only base name + return $me unless -s $profile; + local(*PROFILE); # Local file descriptor + local($options) = ''; # Options we get back from profile + unless (open(PROFILE, $profile)) { + warn "$me: cannot open $profile: $!\n"; + return; + } + local($_); + local($component); + while (<PROFILE>) { + next if /^\s*#/; # Skip comments + next unless /^$me/o; + if (s/^$me://o) { # progname: options + chop; + $options .= $_; # Merge options if more than one line + } + elsif (s/^$me-([^:]+)://o) { # progname-component: value + $component = $1; + chop; + s/^\s+//; # Trim leading and trailing spaces + s/\s+$//; + $Profile{$component} = $_; + } + } + close PROFILE; + return unless $options; + require 'shellwords.pl'; + local(@opts); + eval '@opts = &shellwords($options)'; # Protect against mismatched quotes + unshift(@ARGV, @opts); + return $me; # Return our invocation name +} + |