| … | |
… | |
| 6 | PEP, see http://www.python.org/peps/pep-0001.html for instructions and links |
6 | PEP, see http://www.python.org/peps/pep-0001.html for instructions and links |
| 7 | to templates. DO NOT USE THIS HTML FILE AS YOUR TEMPLATE! |
7 | to templates. DO NOT USE THIS HTML FILE AS YOUR TEMPLATE! |
| 8 | --> |
8 | --> |
| 9 | <head> |
9 | <head> |
| 10 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> |
10 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> |
| 11 | <meta name="generator" content="Docutils 0.3.0: http://docutils.sourceforge.net/" /> |
11 | <meta name="generator" content="Docutils 0.4: http://docutils.sourceforge.net/" /> |
| 12 | <title>GLEP 22 -- New "keyword" system to incorporate various userlands/kernels/archs</title> |
12 | <title>GLEP 22 -- New "keyword" system to incorporate various userlands/kernels/archs</title> |
| 13 | <link rel="stylesheet" href="tools/glep.css" type="text/css" /> |
13 | <style type="text/css"> |
|
|
14 | |
|
|
15 | /* |
|
|
16 | :Author: David Goodger |
|
|
17 | :Contact: goodger@users.sourceforge.net |
|
|
18 | :date: $Date: 2007/01/25 03:25:53 $ |
|
|
19 | :version: $Revision: 1.9 $ |
|
|
20 | :copyright: This stylesheet has been placed in the public domain. |
|
|
21 | |
|
|
22 | Default cascading style sheet for the PEP HTML output of Docutils. |
|
|
23 | */ |
|
|
24 | |
|
|
25 | .first { |
|
|
26 | margin-top: 0 } |
|
|
27 | |
|
|
28 | .last { |
|
|
29 | margin-bottom: 0 } |
|
|
30 | |
|
|
31 | .navigation { |
|
|
32 | width: 100% ; |
|
|
33 | background: #cc99ff ; |
|
|
34 | margin-top: 0px ; |
|
|
35 | margin-bottom: 0px } |
|
|
36 | |
|
|
37 | .navigation .navicon { |
|
|
38 | width: 150px ; |
|
|
39 | height: 35px } |
|
|
40 | |
|
|
41 | .navigation .textlinks { |
|
|
42 | padding-left: 1em ; |
|
|
43 | text-align: left } |
|
|
44 | |
|
|
45 | .navigation td, .navigation th { |
|
|
46 | padding-left: 0em ; |
|
|
47 | padding-right: 0em ; |
|
|
48 | vertical-align: middle } |
|
|
49 | |
|
|
50 | .rfc2822 { |
|
|
51 | margin-top: 0.5em ; |
|
|
52 | margin-left: 0.5em ; |
|
|
53 | margin-right: 0.5em ; |
|
|
54 | margin-bottom: 0em } |
|
|
55 | |
|
|
56 | .rfc2822 td { |
|
|
57 | text-align: left } |
|
|
58 | |
|
|
59 | .rfc2822 th.field-name { |
|
|
60 | text-align: right ; |
|
|
61 | font-family: sans-serif ; |
|
|
62 | padding-right: 0.5em ; |
|
|
63 | font-weight: bold ; |
|
|
64 | margin-bottom: 0em } |
|
|
65 | |
|
|
66 | a.toc-backref { |
|
|
67 | text-decoration: none ; |
|
|
68 | color: black } |
|
|
69 | |
|
|
70 | body { |
|
|
71 | margin: 0px ; |
|
|
72 | margin-bottom: 1em ; |
|
|
73 | padding: 0px } |
|
|
74 | |
|
|
75 | dd { |
|
|
76 | margin-bottom: 0.5em } |
|
|
77 | |
|
|
78 | div.section { |
|
|
79 | margin-left: 1em ; |
|
|
80 | margin-right: 1em ; |
|
|
81 | margin-bottom: 1.5em } |
|
|
82 | |
|
|
83 | div.section div.section { |
|
|
84 | margin-left: 0em ; |
|
|
85 | margin-right: 0em ; |
|
|
86 | margin-top: 1.5em } |
|
|
87 | |
|
|
88 | div.abstract { |
|
|
89 | margin: 2em 5em } |
|
|
90 | |
|
|
91 | div.abstract p.topic-title { |
|
|
92 | font-weight: bold ; |
|
|
93 | text-align: center } |
|
|
94 | |
|
|
95 | div.attention, div.caution, div.danger, div.error, div.hint, |
|
|
96 | div.important, div.note, div.tip, div.warning { |
|
|
97 | margin: 2em ; |
|
|
98 | border: medium outset ; |
|
|
99 | padding: 1em } |
|
|
100 | |
|
|
101 | div.attention p.admonition-title, div.caution p.admonition-title, |
|
|
102 | div.danger p.admonition-title, div.error p.admonition-title, |
|
|
103 | div.warning p.admonition-title { |
|
|
104 | color: red ; |
|
|
105 | font-weight: bold ; |
|
|
106 | font-family: sans-serif } |
|
|
107 | |
|
|
108 | div.hint p.admonition-title, div.important p.admonition-title, |
|
|
109 | div.note p.admonition-title, div.tip p.admonition-title { |
|
|
110 | font-weight: bold ; |
|
|
111 | font-family: sans-serif } |
|
|
112 | |
|
|
113 | div.figure { |
|
|
114 | margin-left: 2em } |
|
|
115 | |
|
|
116 | div.footer, div.header { |
|
|
117 | font-size: smaller } |
|
|
118 | |
|
|
119 | div.footer { |
|
|
120 | margin-left: 1em ; |
|
|
121 | margin-right: 1em } |
|
|
122 | |
|
|
123 | div.system-messages { |
|
|
124 | margin: 5em } |
|
|
125 | |
|
|
126 | div.system-messages h1 { |
|
|
127 | color: red } |
|
|
128 | |
|
|
129 | div.system-message { |
|
|
130 | border: medium outset ; |
|
|
131 | padding: 1em } |
|
|
132 | |
|
|
133 | div.system-message p.system-message-title { |
|
|
134 | color: red ; |
|
|
135 | font-weight: bold } |
|
|
136 | |
|
|
137 | div.topic { |
|
|
138 | margin: 2em } |
|
|
139 | |
|
|
140 | h1 { |
|
|
141 | font-family: sans-serif ; |
|
|
142 | font-size: large } |
|
|
143 | |
|
|
144 | h2 { |
|
|
145 | font-family: sans-serif ; |
|
|
146 | font-size: medium } |
|
|
147 | |
|
|
148 | h3 { |
|
|
149 | font-family: sans-serif ; |
|
|
150 | font-size: small } |
|
|
151 | |
|
|
152 | h4 { |
|
|
153 | font-family: sans-serif ; |
|
|
154 | font-style: italic ; |
|
|
155 | font-size: small } |
|
|
156 | |
|
|
157 | h5 { |
|
|
158 | font-family: sans-serif; |
|
|
159 | font-size: x-small } |
|
|
160 | |
|
|
161 | h6 { |
|
|
162 | font-family: sans-serif; |
|
|
163 | font-style: italic ; |
|
|
164 | font-size: x-small } |
|
|
165 | |
|
|
166 | .section hr { |
|
|
167 | width: 75% } |
|
|
168 | |
|
|
169 | ol.simple, ul.simple { |
|
|
170 | margin-bottom: 1em } |
|
|
171 | |
|
|
172 | ol.arabic { |
|
|
173 | list-style: decimal } |
|
|
174 | |
|
|
175 | ol.loweralpha { |
|
|
176 | list-style: lower-alpha } |
|
|
177 | |
|
|
178 | ol.upperalpha { |
|
|
179 | list-style: upper-alpha } |
|
|
180 | |
|
|
181 | ol.lowerroman { |
|
|
182 | list-style: lower-roman } |
|
|
183 | |
|
|
184 | ol.upperroman { |
|
|
185 | list-style: upper-roman } |
|
|
186 | |
|
|
187 | p.caption { |
|
|
188 | font-style: italic } |
|
|
189 | |
|
|
190 | p.credits { |
|
|
191 | font-style: italic ; |
|
|
192 | font-size: smaller } |
|
|
193 | |
|
|
194 | p.label { |
|
|
195 | white-space: nowrap } |
|
|
196 | |
|
|
197 | p.topic-title { |
|
|
198 | font-family: sans-serif ; |
|
|
199 | font-weight: bold } |
|
|
200 | |
|
|
201 | pre.line-block { |
|
|
202 | font-family: serif ; |
|
|
203 | font-size: 100% } |
|
|
204 | |
|
|
205 | pre.literal-block, pre.doctest-block { |
|
|
206 | margin-left: 2em ; |
|
|
207 | margin-right: 2em ; |
|
|
208 | background-color: #eeeeee } |
|
|
209 | |
|
|
210 | span.classifier { |
|
|
211 | font-family: sans-serif ; |
|
|
212 | font-style: oblique } |
|
|
213 | |
|
|
214 | span.classifier-delimiter { |
|
|
215 | font-family: sans-serif ; |
|
|
216 | font-weight: bold } |
|
|
217 | |
|
|
218 | span.interpreted { |
|
|
219 | font-family: sans-serif } |
|
|
220 | |
|
|
221 | span.option-argument { |
|
|
222 | font-style: italic } |
|
|
223 | |
|
|
224 | span.pre { |
|
|
225 | white-space: pre } |
|
|
226 | |
|
|
227 | span.problematic { |
|
|
228 | color: red } |
|
|
229 | |
|
|
230 | table { |
|
|
231 | margin-top: 0.5em ; |
|
|
232 | margin-bottom: 0.5em } |
|
|
233 | |
|
|
234 | td, th { |
|
|
235 | padding-left: 0.5em ; |
|
|
236 | padding-right: 0.5em ; |
|
|
237 | vertical-align: top } |
|
|
238 | |
|
|
239 | td.num { |
|
|
240 | text-align: right } |
|
|
241 | |
|
|
242 | th.field-name { |
|
|
243 | font-weight: bold ; |
|
|
244 | text-align: left ; |
|
|
245 | white-space: nowrap } |
|
|
246 | |
|
|
247 | h1 tt, h2 tt, h3 tt, h4 tt, h5 tt, h6 tt { |
|
|
248 | font-size: 100% } |
|
|
249 | |
|
|
250 | tt { |
|
|
251 | background-color: #eeeeee } |
|
|
252 | |
|
|
253 | ul.auto-toc { |
|
|
254 | list-style-type: none } |
|
|
255 | |
|
|
256 | </style> |
| 14 | </head> |
257 | </head> |
| 15 | <body bgcolor="white"> |
258 | <body bgcolor="white"> |
| 16 | <table class="navigation" cellpadding="0" cellspacing="0" |
259 | <table class="navigation" cellpadding="0" cellspacing="0" |
| 17 | width="100%" border="0"> |
260 | width="100%" border="0"> |
| 18 | <tr><td class="navicon" width="150" height="35"> |
261 | <tr><td class="navicon" width="150" height="35"> |
| 19 | <a href="http://www.gentoo.org/" title="Gentoo Linux Home Page"> |
262 | <a href="http://www.gentoo.org/" title="Gentoo Linux Home Page"> |
| 20 | <img src="http://www.gentoo.org/images/gentoo-new.gif" alt="[Gentoo]" |
263 | <img src="http://www.gentoo.org/images/gentoo-new.gif" alt="[Gentoo]" |
| 21 | border="0" width="150" height="35" /></a></td> |
264 | border="0" width="150" height="35" /></a></td> |
| 22 | <td class="textlinks" align="left"> |
265 | <td class="textlinks" align="left"> |
| 23 | [<b><a href="http://www.gentoo.org/">Gentoo Linux Home</a></b>] |
266 | [<b><a href="http://www.gentoo.org/">Gentoo Linux Home</a></b>] |
| 24 | [<b><a href="http://www.gentoo.org/proj/en/glep">GLEP Index</a></b>] |
267 | [<b><a href="http://www.gentoo.org/proj/en/glep/">GLEP Index</a></b>] |
| 25 | [<b><a href="http://www.gentoo.org/proj/en/glep/glep-0022.txt">GLEP Source</a></b>] |
268 | [<b><a href="http://www.gentoo.org/proj/en/glep/glep-0022.txt">GLEP Source</a></b>] |
| 26 | </td></tr></table> |
269 | </td></tr></table> |
| 27 | <div class="document"> |
|
|
| 28 | <table class="rfc2822 field-list" frame="void" rules="none"> |
270 | <table class="rfc2822 docutils field-list" frame="void" rules="none"> |
| 29 | <col class="field-name" /> |
271 | <col class="field-name" /> |
| 30 | <col class="field-body" /> |
272 | <col class="field-body" /> |
| 31 | <tbody valign="top"> |
273 | <tbody valign="top"> |
| 32 | <tr class="field"><th class="field-name">GLEP:</th><td class="field-body">22</td> |
274 | <tr class="field"><th class="field-name">GLEP:</th><td class="field-body">22</td> |
| 33 | </tr> |
275 | </tr> |
| 34 | <tr class="field"><th class="field-name">Title:</th><td class="field-body">New "keyword" system to incorporate various userlands/kernels/archs</td> |
276 | <tr class="field"><th class="field-name">Title:</th><td class="field-body">New "keyword" system to incorporate various userlands/kernels/archs</td> |
| 35 | </tr> |
277 | </tr> |
| 36 | <tr class="field"><th class="field-name">Version:</th><td class="field-body">1.4</td> |
278 | <tr class="field"><th class="field-name">Version:</th><td class="field-body">1.8</td> |
| 37 | </tr> |
279 | </tr> |
| 38 | <tr class="field"><th class="field-name">Last-Modified:</th><td class="field-body"><a class="reference" href="http://www.gentoo.org/cgi-bin/viewcvs.cgi/xml/htdocs/proj/en/glep/glep-0022.txt?cvsroot=gentoo">2004/06/06 00:41:40</a></td> |
280 | <tr class="field"><th class="field-name">Last-Modified:</th><td class="field-body"><a class="reference" href="http://www.gentoo.org/cgi-bin/viewcvs.cgi/xml/htdocs/proj/en/glep/glep-0022.txt?cvsroot=gentoo">2005/01/09 16:12:40</a></td> |
| 39 | </tr> |
281 | </tr> |
| 40 | <tr class="field"><th class="field-name">Author:</th><td class="field-body">Grant Goodyear <g2boojum at gentoo.org></td> |
282 | <tr class="field"><th class="field-name">Author:</th><td class="field-body">Grant Goodyear <g2boojum at gentoo.org></td> |
| 41 | </tr> |
283 | </tr> |
| 42 | <tr class="field"><th class="field-name">Status:</th><td class="field-body">Draft</td> |
284 | <tr class="field"><th class="field-name">Status:</th><td class="field-body">Final</td> |
| 43 | </tr> |
285 | </tr> |
| 44 | <tr class="field"><th class="field-name">Type:</th><td class="field-body">Standards Track</td> |
286 | <tr class="field"><th class="field-name">Type:</th><td class="field-body">Standards Track</td> |
| 45 | </tr> |
287 | </tr> |
| 46 | <tr class="field"><th class="field-name">Content-Type:</th><td class="field-body"><a class="reference" href="glep-0002.html">text/x-rst</a></td> |
288 | <tr class="field"><th class="field-name">Content-Type:</th><td class="field-body"><a class="reference" href="glep-0002.html">text/x-rst</a></td> |
| 47 | </tr> |
289 | </tr> |
| 48 | <tr class="field"><th class="field-name">Created:</th><td class="field-body">6-Mar-2004</td> |
290 | <tr class="field"><th class="field-name">Created:</th><td class="field-body">6-Mar-2004</td> |
| 49 | </tr> |
291 | </tr> |
| 50 | <tr class="field"><th class="field-name">Post-History:</th><td class="field-body">6-Mar-2004, 5-Jun-2004</td> |
292 | <tr class="field"><th class="field-name">Post-History:</th><td class="field-body">6-Mar-2004, 5-Jun-2004, 20-Jul-2004</td> |
| 51 | </tr> |
293 | </tr> |
| 52 | </tbody> |
294 | </tbody> |
| 53 | </table> |
295 | </table> |
| 54 | <hr /> |
296 | <hr /> |
| 55 | <div class="contents topic" id="contents"> |
297 | <div class="contents topic"> |
| 56 | <p class="topic-title"><a name="contents">Contents</a></p> |
298 | <p class="topic-title first"><a id="contents" name="contents">Contents</a></p> |
| 57 | <ul class="simple"> |
299 | <ul class="simple"> |
| 58 | <li><a class="reference" href="#status" id="id14" name="id14">Status</a></li> |
300 | <li><a class="reference" href="#status" id="id14" name="id14">Status</a></li> |
| 59 | <li><a class="reference" href="#credits" id="id15" name="id15">Credits</a></li> |
301 | <li><a class="reference" href="#credits" id="id15" name="id15">Credits</a></li> |
| 60 | <li><a class="reference" href="#abstract" id="id16" name="id16">Abstract</a></li> |
302 | <li><a class="reference" href="#abstract" id="id16" name="id16">Abstract</a></li> |
| 61 | <li><a class="reference" href="#motivation" id="id17" name="id17">Motivation</a></li> |
303 | <li><a class="reference" href="#motivation" id="id17" name="id17">Motivation</a></li> |
| … | |
… | |
| 71 | <li><a class="reference" href="#backwards-compatibility" id="id25" name="id25">Backwards Compatibility</a></li> |
313 | <li><a class="reference" href="#backwards-compatibility" id="id25" name="id25">Backwards Compatibility</a></li> |
| 72 | <li><a class="reference" href="#id1" id="id26" name="id26">References</a></li> |
314 | <li><a class="reference" href="#id1" id="id26" name="id26">References</a></li> |
| 73 | <li><a class="reference" href="#copyright" id="id27" name="id27">Copyright</a></li> |
315 | <li><a class="reference" href="#copyright" id="id27" name="id27">Copyright</a></li> |
| 74 | </ul> |
316 | </ul> |
| 75 | </div> |
317 | </div> |
| 76 | <div class="section" id="status"> |
318 | <div class="section"> |
| 77 | <h1><a class="toc-backref" href="#id14" name="status">Status</a></h1> |
319 | <h1><a class="toc-backref" href="#id14" id="status" name="status">Status</a></h1> |
| 78 | <p>After withdrawing this GLEP temporarily, a rewritten version has |
320 | <p>After withdrawing this GLEP temporarily, a rewritten version has |
| 79 | now been resubmitted. This version no longer tries to prevent a |
321 | now been resubmitted. This version no longer tries to prevent a |
| 80 | keyword explosion, but merely tries to make it manageable.</p> |
322 | keyword explosion, but merely tries to make it manageable.</p> |
|
|
323 | <p>This version was approved on 14-Jun-2004, with the amendment that cascading |
|
|
324 | profiles should be used.</p> |
| 81 | </div> |
325 | </div> |
| 82 | <div class="section" id="credits"> |
326 | <div class="section"> |
| 83 | <h1><a class="toc-backref" href="#id15" name="credits">Credits</a></h1> |
327 | <h1><a class="toc-backref" href="#id15" id="credits" name="credits">Credits</a></h1> |
| 84 | <p>This GLEP originated from the concerns that Daniel Robbins had with the |
328 | <p>This GLEP originated from the concerns that Daniel Robbins had with the |
| 85 | <em>x86obsd</em> keyword, and his desire to make the KEYWORDS variable more |
329 | <em>x86obsd</em> keyword, and his desire to make the KEYWORDS variable more |
| 86 | "feature-rich". Drobbins' original idea was that we should allow compound |
330 | "feature-rich". Drobbins' original idea was that we should allow compound |
| 87 | keywords such as gnu/x86, gnu/ppc, and macos/ppc (which would be explicit |
331 | keywords such as gnu/x86, gnu/ppc, and macos/ppc (which would be explicit |
| 88 | versions of the more familiar x86, ppc, and macos keywords). Method noted |
332 | versions of the more familiar x86, ppc, and macos keywords). Method noted |
| … | |
… | |
| 90 | about a GNU userland on a BSD kernel+libc?), and the issue has languished due |
334 | about a GNU userland on a BSD kernel+libc?), and the issue has languished due |
| 91 | to a lack of reasonable solutions. The original version of this GLEP |
335 | to a lack of reasonable solutions. The original version of this GLEP |
| 92 | generated quite useful comments which hopefully have been addressed here to |
336 | generated quite useful comments which hopefully have been addressed here to |
| 93 | make the GLEP much more reasonable.</p> |
337 | make the GLEP much more reasonable.</p> |
| 94 | </div> |
338 | </div> |
| 95 | <div class="section" id="abstract"> |
339 | <div class="section"> |
| 96 | <h1><a class="toc-backref" href="#id16" name="abstract">Abstract</a></h1> |
340 | <h1><a class="toc-backref" href="#id16" id="abstract" name="abstract">Abstract</a></h1> |
| 97 | <p>As Gentoo branches out to support non-Linux and non-GNU systems (such as Hurd, |
341 | <p>As Gentoo branches out to support non-Linux and non-GNU systems (such as Hurd, |
| 98 | the *BSDs, or even the soon-to-be-open-sourced Solaris), the potential for an |
342 | the *BSDs, or even the soon-to-be-open-sourced Solaris), the potential for an |
| 99 | "explosion" of possible keywords becomes rather large, since each new |
343 | "explosion" of possible keywords becomes rather large, since each new |
| 100 | userland/kernel/arch/whatever combination will require a new keyword. This |
344 | userland/kernel/arch/whatever combination will require a new keyword. This |
| 101 | GLEP proposes a simple extension to the current KEYWORDS variable that |
345 | GLEP proposes a simple extension to the current KEYWORDS variable that |
| 102 | encompasses the four parameters ARCH, USERLAND, KERNEL, and LIBC, but uses |
346 | encompasses the four parameters ARCH, USERLAND, KERNEL, and LIBC, but uses |
| 103 | sensible defaults to keep the new system manageable.</p> |
347 | sensible defaults to keep the new system manageable.</p> |
| 104 | </div> |
348 | </div> |
| 105 | <div class="section" id="motivation"> |
349 | <div class="section"> |
| 106 | <h1><a class="toc-backref" href="#id17" name="motivation">Motivation</a></h1> |
350 | <h1><a class="toc-backref" href="#id17" id="motivation" name="motivation">Motivation</a></h1> |
| 107 | <p>Since the beginning, Gentoo Linux has been conceived as a "metadistribution" |
351 | <p>Since the beginning, Gentoo Linux has been conceived as a "metadistribution" |
| 108 | that combines remarkable flexibility with sensible defaults and exceptional |
352 | that combines remarkable flexibility with sensible defaults and exceptional |
| 109 | maintainablilty. The goal of the <a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/index.xml">Gentoo-Alt</a> <a class="footnote-reference" href="#id2" id="id3" name="id3">[1]</a> project has been to extend that |
353 | maintainablilty. The goal of the <a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/index.xml">Gentoo-Alt</a> <a class="footnote-reference" href="#id2" id="id3" name="id3">[1]</a> project has been to extend that |
| 110 | flexibility to include systems other than GNU/Linux. For example, the author |
354 | flexibility to include systems other than GNU/Linux. For example, the author |
| 111 | of this GLEP has been working to create a <a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/bsd/index.xml">version</a> <a class="footnote-reference" href="#id8" id="id9" name="id9">[3]</a> of Gentoo that uses |
355 | of this GLEP has been working to create a <a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/bsd/index.xml">version</a> <a class="footnote-reference" href="#id8" id="id9" name="id9">[3]</a> of Gentoo that uses |
| … | |
… | |
| 119 | replaced the BSD userland with a GNU userland.) The net result is that we |
363 | replaced the BSD userland with a GNU userland.) The net result is that we |
| 120 | need keywords that can specify all possible permutations of arch, |
364 | need keywords that can specify all possible permutations of arch, |
| 121 | userland, kernel and libc. A systematic nomenclature is needed. |
365 | userland, kernel and libc. A systematic nomenclature is needed. |
| 122 | Fortunately, the author is a Chemist. <em>Grin</em></p> |
366 | Fortunately, the author is a Chemist. <em>Grin</em></p> |
| 123 | </div> |
367 | </div> |
| 124 | <div class="section" id="specification"> |
368 | <div class="section"> |
| 125 | <h1><a class="toc-backref" href="#id18" name="specification">Specification</a></h1> |
369 | <h1><a class="toc-backref" href="#id18" id="specification" name="specification">Specification</a></h1> |
| 126 | <div class="section" id="keyword-fragments"> |
370 | <div class="section"> |
| 127 | <h2><a class="toc-backref" href="#id19" name="keyword-fragments">Keyword Fragments</a></h2> |
371 | <h2><a class="toc-backref" href="#id19" id="keyword-fragments" name="keyword-fragments">Keyword Fragments</a></h2> |
| 128 | <p>Each keyword needs to specify, either explicitly or |
372 | <p>Each keyword needs to specify, either explicitly or |
| 129 | implicitly, the following parameters: ARCH, USERLAND, LIBC, and KERNEL.</p> |
373 | implicitly, the following parameters: ARCH, USERLAND, LIBC, and KERNEL.</p> |
| 130 | <blockquote> |
374 | <blockquote> |
| 131 | <dl> |
375 | <dl class="docutils"> |
| 132 | <dt>ARCH: </dt> |
376 | <dt>ARCH:</dt> |
| 133 | <dd>x86, amd64, cobalt, mips64, arm, hppa, ia64, ppc64, sparc</dd> |
377 | <dd>x86, amd64, cobalt, mips64, arm, hppa, ia64, ppc64, sparc</dd> |
|
|
378 | <dt>KERNEL:</dt> |
|
|
379 | <dd>linux, selinux, openbsd, freebsd, netbsd, macosx</dd> |
| 134 | <dt>USERLAND: </dt> |
380 | <dt>USERLAND:</dt> |
| 135 | <dd>gnu, bsd</dd> |
381 | <dd>gnu, bsd</dd> |
| 136 | <dt>LIBC: </dt> |
382 | <dt>LIBC:</dt> |
| 137 | <dd>glibc, openbsd, freebsd, netbsd, macosx</dd> |
383 | <dd>glibc, openbsd, freebsd, netbsd, macosx</dd> |
| 138 | <dt>KERNEL: </dt> |
|
|
| 139 | <dd>linux, selinux, openbsd, freebsd, netbsd, macosx</dd> |
|
|
| 140 | </dl> |
384 | </dl> |
| 141 | </blockquote> |
385 | </blockquote> |
| 142 | <p>(The above examples are not meant to be complete. Hurd, for example |
386 | <p>(The above examples are not meant to be complete. Hurd, for example |
| 143 | is not included because I know very little about Hurd.)</p> |
387 | is not included because I know very little about Hurd.)</p> |
| 144 | <p>A fully-specified keyword would look like |
388 | <p>A fully-specified keyword would look like |
| 145 | "ARCH-KERNEL-USERLAND-LIBC", so, for example, |
389 | "ARCH-KERNEL-USERLAND-LIBC", so, for example, |
| 146 | "ppc-fbsd-gnu-glibc" would indicate a Gentoo system corresponding to |
390 | "ppc-fbsd-gnu-glibc" would indicate a Gentoo system corresponding to |
| 147 | a ppc architecture running the FreeBSD kernel with a GNU userland and glibc |
391 | a ppc architecture running the FreeBSD kernel with a GNU userland and glibc |
| 148 | as the system C library.</p> |
392 | as the system C library.</p> |
| 149 | </div> |
393 | </div> |
| 150 | <div class="section" id="reasonable-defaults"> |
394 | <div class="section"> |
| 151 | <h2><a class="toc-backref" href="#id20" name="reasonable-defaults">Reasonable Defaults</a></h2> |
395 | <h2><a class="toc-backref" href="#id20" id="reasonable-defaults" name="reasonable-defaults">Reasonable Defaults</a></h2> |
| 152 | <p>To keep this system manageable (and both to reduce typing and maintain |
396 | <p>To keep this system manageable (and both to reduce typing and maintain |
| 153 | backwards compatibility), we need sensible defaults. For backwards |
397 | backwards compatibility), we need sensible defaults. For backwards |
| 154 | compatibility, the Gentoo default is a Linux kernel with a GNU userland |
398 | compatibility, the Gentoo default is a Linux kernel with a GNU userland |
| 155 | and glibc C library. Thus, the current crop of ARCH-based keywords |
399 | and glibc C library. Thus, the current crop of ARCH-based keywords |
| 156 | (x86, ppc, etcetera) require no change whatsoever. For the *BSD-based |
400 | (x86, ppc, etcetera) require no change whatsoever. For the *BSD-based |
| 157 | systems the default USERLAND and LIBC would be those normally associated |
401 | systems the default USERLAND and LIBC would be those normally associated |
| 158 | with the corresponding KERNEL, so "x86-obsd" describes an x86 system |
402 | with the corresponding KERNEL, so "x86-obsd" describes an x86 system |
| 159 | with an OpenBSD kernel, a BSD userland, and the OpenBSD C library. If |
403 | with an OpenBSD kernel, a BSD userland, and the OpenBSD C library. If |
| 160 | either USERLAND or LIBC is specified, and thus not the default, then the |
404 | either USERLAND or LIBC is specified, and thus not the default, then the |
| 161 | entire four-parameter string must be used.</p> |
405 | entire four-parameter string must be used.</p> |
| 162 | </div> |
406 | </div> |
| 163 | <div class="section" id="ebuild-keyword-database"> |
407 | <div class="section"> |
| 164 | <h2><a class="toc-backref" href="#id21" name="ebuild-keyword-database">Ebuild Keyword Database?</a></h2> |
408 | <h2><a class="toc-backref" href="#id21" id="ebuild-keyword-database" name="ebuild-keyword-database">Ebuild Keyword Database?</a></h2> |
| 165 | <p>One issue that has been raised is that adding a large number of keywords |
409 | <p>One issue that has been raised is that adding a large number of keywords |
| 166 | to ebuilds is likely to become cumbersome over the long run. (One could |
410 | to ebuilds is likely to become cumbersome over the long run. (One could |
| 167 | imagine that for a simple <cite>econf && emake && einstall</cite> ebuild that the |
411 | imagine that for a simple <cite>econf && emake && einstall</cite> ebuild that the |
| 168 | list of keywords could grow to be the lengthiest part of the ebuild.) |
412 | list of keywords could grow to be the lengthiest part of the ebuild.) |
| 169 | Instead, perhaps it would make more sense to move each ebuild's keywords |
413 | Instead, perhaps it would make more sense to move each ebuild's keywords |
| 170 | out of the ebuild proper into a separate, perhaps online, database. |
414 | out of the ebuild proper into a separate, perhaps online, database. |
| 171 | Nothing in this GLEP would be incompatible with such an approach, so |
415 | Nothing in this GLEP would be incompatible with such an approach, so |
| 172 | any further discussion will be deferred to a possible future GLEP on |
416 | any further discussion will be deferred to a possible future GLEP on |
| 173 | that topic.</p> |
417 | that topic.</p> |
| 174 | </div> |
418 | </div> |
| 175 | <div class="section" id="profiles"> |
419 | <div class="section"> |
| 176 | <h2><a class="toc-backref" href="#id22" name="profiles">Profiles</a></h2> |
420 | <h2><a class="toc-backref" href="#id22" id="profiles" name="profiles">Profiles</a></h2> |
| 177 | <p>Along with an explosion of keywords comes a concomitant explosion of potential |
421 | <p>Along with an explosion of keywords comes a concomitant explosion of potential |
| 178 | profiles. Just as in the current system, the profile name would be |
422 | profiles. Just as in the current system, the profile name would be |
| 179 | "FLAVOR-KEYWORD-VERSION" (such as "default-s390-2004.1"). One drawback |
423 | "FLAVOR-KEYWORD-VERSION" (such as "default-s390-2004.1"). One drawback |
| 180 | to having a large number of profiles is that maintainance becomes a |
424 | to having a large number of profiles is that maintainance becomes a |
| 181 | significant problem. In fact, one could reasonably argue that the current |
425 | significant problem. In fact, one could reasonably argue that the current |
| … | |
… | |
| 183 | that has been raised to simplify matters is the idea of stackable, or |
427 | that has been raised to simplify matters is the idea of stackable, or |
| 184 | cascading, profiles, so that only differences between profiles would have to |
428 | cascading, profiles, so that only differences between profiles would have to |
| 185 | be maintained.</p> |
429 | be maintained.</p> |
| 186 | </div> |
430 | </div> |
| 187 | </div> |
431 | </div> |
| 188 | <div class="section" id="rationale"> |
432 | <div class="section"> |
| 189 | <h1><a class="toc-backref" href="#id23" name="rationale">Rationale</a></h1> |
433 | <h1><a class="toc-backref" href="#id23" id="rationale" name="rationale">Rationale</a></h1> |
| 190 | <p>The proposed new "keywording" system is far from elegant, which is |
434 | <p>The proposed new "keywording" system is far from elegant, which is |
| 191 | a substantial drawback. On the other hand, it is simple, it requires |
435 | a substantial drawback. On the other hand, it is simple, it requires |
| 192 | relatively minor changes, and the changes can be implemented |
436 | relatively minor changes, and the changes can be implemented |
| 193 | gradually over time.</p> |
437 | gradually over time.</p> |
| 194 | </div> |
438 | </div> |
| 195 | <div class="section" id="implementation"> |
439 | <div class="section"> |
| 196 | <h1><a class="toc-backref" href="#id24" name="implementation">Implementation</a></h1> |
440 | <h1><a class="toc-backref" href="#id24" id="implementation" name="implementation">Implementation</a></h1> |
| 197 | <p>Since the new keyword system is backwards-compatible with the current |
441 | <p>Since the new keyword system is backwards-compatible with the current |
| 198 | system, "implementation" just means adding new keywords to ebuilds |
442 | system, "implementation" just means adding new keywords to ebuilds |
| 199 | as new systems are supported.</p> |
443 | as new systems are supported.</p> |
| 200 | </div> |
444 | </div> |
| 201 | <div class="section" id="backwards-compatibility"> |
445 | <div class="section"> |
| 202 | <h1><a class="toc-backref" href="#id25" name="backwards-compatibility">Backwards Compatibility</a></h1> |
446 | <h1><a class="toc-backref" href="#id25" id="backwards-compatibility" name="backwards-compatibility">Backwards Compatibility</a></h1> |
| 203 | <p>Backwards compatibility has already been addressed in some detail, |
447 | <p>Backwards compatibility has already been addressed in some detail, |
| 204 | with the stated goal being a system that would leave all current |
448 | with the stated goal being a system that would leave all current |
| 205 | ebuilds working exactly as they are now.</p> |
449 | ebuilds working exactly as they are now.</p> |
| 206 | </div> |
450 | </div> |
| 207 | <div class="section" id="id1"> |
451 | <div class="section"> |
| 208 | <h1><a class="toc-backref" href="#id26" name="id1">References</a></h1> |
452 | <h1><a class="toc-backref" href="#id26" id="id1" name="id1">References</a></h1> |
| 209 | <table class="footnote" frame="void" id="id2" rules="none"> |
453 | <table class="docutils footnote" frame="void" id="id2" rules="none"> |
| 210 | <colgroup><col class="label" /><col /></colgroup> |
454 | <colgroup><col class="label" /><col /></colgroup> |
| 211 | <tbody valign="top"> |
455 | <tbody valign="top"> |
| 212 | <tr><td class="label"><a name="id2">[1]</a></td><td><em>(<a class="fn-backref" href="#id3">1</a>, <a class="fn-backref" href="#id4">2</a>)</em> <a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/index.xml">http://www.gentoo.org/proj/en/gentoo-alt/index.xml</a></td></tr> |
456 | <tr><td class="label"><a name="id2">[1]</a></td><td><em>(<a class="fn-backref" href="#id3">1</a>, <a class="fn-backref" href="#id4">2</a>)</em> <a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/index.xml">http://www.gentoo.org/proj/en/gentoo-alt/index.xml</a></td></tr> |
| 213 | </tbody> |
457 | </tbody> |
| 214 | </table> |
458 | </table> |
| 215 | <table class="footnote" frame="void" id="id5" rules="none"> |
459 | <table class="docutils footnote" frame="void" id="id5" rules="none"> |
| 216 | <colgroup><col class="label" /><col /></colgroup> |
460 | <colgroup><col class="label" /><col /></colgroup> |
| 217 | <tbody valign="top"> |
461 | <tbody valign="top"> |
| 218 | <tr><td class="label"><a name="id5">[2]</a></td><td><em>(<a class="fn-backref" href="#id6">1</a>, <a class="fn-backref" href="#id7">2</a>)</em> <a class="reference" href="http://www.openbsd.com">http://www.openbsd.com</a></td></tr> |
462 | <tr><td class="label"><a name="id5">[2]</a></td><td><em>(<a class="fn-backref" href="#id6">1</a>, <a class="fn-backref" href="#id7">2</a>)</em> <a class="reference" href="http://www.openbsd.com">http://www.openbsd.com</a></td></tr> |
| 219 | </tbody> |
463 | </tbody> |
| 220 | </table> |
464 | </table> |
| 221 | <table class="footnote" frame="void" id="id8" rules="none"> |
465 | <table class="docutils footnote" frame="void" id="id8" rules="none"> |
| 222 | <colgroup><col class="label" /><col /></colgroup> |
466 | <colgroup><col class="label" /><col /></colgroup> |
| 223 | <tbody valign="top"> |
467 | <tbody valign="top"> |
| 224 | <tr><td class="label"><a class="fn-backref" href="#id9" name="id8">[3]</a></td><td><a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/bsd/index.xml">http://www.gentoo.org/proj/en/gentoo-alt/bsd/index.xml</a></td></tr> |
468 | <tr><td class="label"><a class="fn-backref" href="#id9" name="id8">[3]</a></td><td><a class="reference" href="http://www.gentoo.org/proj/en/gentoo-alt/bsd/index.xml">http://www.gentoo.org/proj/en/gentoo-alt/bsd/index.xml</a></td></tr> |
| 225 | </tbody> |
469 | </tbody> |
| 226 | </table> |
470 | </table> |
| 227 | <table class="footnote" frame="void" id="id10" rules="none"> |
471 | <table class="docutils footnote" frame="void" id="id10" rules="none"> |
| 228 | <colgroup><col class="label" /><col /></colgroup> |
472 | <colgroup><col class="label" /><col /></colgroup> |
| 229 | <tbody valign="top"> |
473 | <tbody valign="top"> |
| 230 | <tr><td class="label"><a class="fn-backref" href="#id11" name="id10">[4]</a></td><td><a class="reference" href="http://www.debian.org">http://www.debian.org</a></td></tr> |
474 | <tr><td class="label"><a class="fn-backref" href="#id11" name="id10">[4]</a></td><td><a class="reference" href="http://www.debian.org">http://www.debian.org</a></td></tr> |
| 231 | </tbody> |
475 | </tbody> |
| 232 | </table> |
476 | </table> |
| 233 | <table class="footnote" frame="void" id="id12" rules="none"> |
477 | <table class="docutils footnote" frame="void" id="id12" rules="none"> |
| 234 | <colgroup><col class="label" /><col /></colgroup> |
478 | <colgroup><col class="label" /><col /></colgroup> |
| 235 | <tbody valign="top"> |
479 | <tbody valign="top"> |
| 236 | <tr><td class="label"><a class="fn-backref" href="#id13" name="id12">[5]</a></td><td><a class="reference" href="http://www.debian.org/ports/netbsd/">http://www.debian.org/ports/netbsd/</a></td></tr> |
480 | <tr><td class="label"><a class="fn-backref" href="#id13" name="id12">[5]</a></td><td><a class="reference" href="http://www.debian.org/ports/netbsd/">http://www.debian.org/ports/netbsd/</a></td></tr> |
| 237 | </tbody> |
481 | </tbody> |
| 238 | </table> |
482 | </table> |
| 239 | </div> |
483 | </div> |
| 240 | <div class="section" id="copyright"> |
484 | <div class="section"> |
| 241 | <h1><a class="toc-backref" href="#id27" name="copyright">Copyright</a></h1> |
485 | <h1><a class="toc-backref" href="#id27" id="copyright" name="copyright">Copyright</a></h1> |
| 242 | <p>This document has been placed in the public domain.</p> |
486 | <p>This document has been placed in the public domain.</p> |
| 243 | </div> |
487 | </div> |
| 244 | </div> |
|
|
| 245 | |
488 | |
| 246 | <hr class="footer"/> |
489 | </div> |
| 247 | <div class="footer"> |
490 | <div class="footer"> |
|
|
491 | <hr class="footer" /> |
| 248 | <a class="reference" href="glep-0022.txt">View document source</a>. |
492 | <a class="reference" href="glep-0022.txt">View document source</a>. |
| 249 | Generated on: 2004-06-06 00:41 UTC. |
493 | Generated on: 2006-10-10 20:23 UTC. |
| 250 | Generated by <a class="reference" href="http://docutils.sourceforge.net/">Docutils</a> from <a class="reference" href="http://docutils.sourceforge.net/rst.html">reStructuredText</a> source. |
494 | Generated by <a class="reference" href="http://docutils.sourceforge.net/">Docutils</a> from <a class="reference" href="http://docutils.sourceforge.net/rst.html">reStructuredText</a> source. |
|
|
495 | |
| 251 | </div> |
496 | </div> |
| 252 | </body> |
497 | </body> |
| 253 | </html> |
498 | </html> |
| 254 | |
499 | |