# et:ts=4
# portdepends.tcl
# $Id: portdepends.tcl 79593 2011-06-19 20:36:07Z jmr@macports.org $
#
# Copyright (c) 2005, 2007-2009 The MacPorts Project
# Copyright (c) 2002 - 2003 Apple Inc.
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#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. Neither the name of Apple Inc. nor the names of its contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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#

package provide portdepends 1.0
package require portutil 1.0

namespace eval portdepends {
}

# define options
options depends_fetch depends_extract depends_build depends_run depends_lib depends
# Export options via PortInfo
options_export depends_fetch depends_extract depends_build depends_lib depends_run

option_proc depends_fetch portdepends::validate_depends_options
option_proc depends_extract portdepends::validate_depends_options
option_proc depends_build portdepends::validate_depends_options
option_proc depends_run portdepends::validate_depends_options
option_proc depends_lib portdepends::validate_depends_options

# New option for the new dependency. We generate a warning because we don't handle this yet.
option_proc depends portdepends::validate_depends_options_new

set_ui_prefix

proc portdepends::validate_depends_options {option action {value ""}} {
    global targets
    switch $action {
        set {
            foreach depspec $value {
                # port syntax accepts colon-separated junk that we do not understand yet.
                switch -regex $depspec {
                    ^(lib|bin|path):([-A-Za-z0-9_/.${}^?+()|\\\\]+):([-._A-Za-z0-9]+)$ {}
                    ^(port)(:.+)?:([-._A-Za-z0-9]+)$ {}
                    default { return -code error [format [msgcat::mc "invalid depspec: %s"] $depspec] }
                }
            }
        }
    }
}

proc portdepends::validate_depends_options_new {option action {value ""}} {
    ui_warn [msgcat::mc "depends option is not handled yet"]
}
