summaryrefslogtreecommitdiff
path: root/mk/scripts/genindex.awk
blob: 951115a8403fce9d8ca0f13c76f8856bbfe13ff8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
#!/usr/bin/awk -f
# $NetBSD: genindex.awk,v 1.8 2013/05/09 23:37:27 riastradh Exp $
#
# Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Dan McMahill.
#
# 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. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#        This product includes software developed by the NetBSD
#        Foundation, Inc. and its contributors.
# 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#


# Global variables
#-----------------
# The following associative arrays are used for storing the dependency
# information and other information for the packages
#
# topdepends[]  : index=pkgdir (math/scilab)
#                 List of explicitly listed depencencies by name.
#                 I.e.  "xless-[0-9]* pvm-3.4.3"
#
# alldepends[]  : index=pkgdir (math/scilab)
#                 Flattened dependency list by name.
#
#


BEGIN {
  debug = 0;
	printf("Reading database file\n");
}

#conflicts /usr/pkgsrc/math/scilab
#depends /usr/pkgsrc/math/scilab xless-[0-9]*:../../x11/xless pvm-3.4.3:../../parallel/pvm3
#

# XXX Need to handle BUILD_DEPENDS/TOOL_DEPENDS split.
/^(build_)?depends / {
#
# Read in the entire depends tree
# These lines look like:
#
#depends /usr/pkgsrc/math/scilab xless-[0-9]*:../../x11/xless pvm-3.4.3:../../parallel/pvm3
#build_depends /usr/pkgsrc/math/scilab libtool-base>=1.4.20010614nb9:../../devel/libtool-base
#
	deptype=$1;
#    pkg=fulldir2pkgdir($2);
	pkg = $2;
	if (pkg in topdepends) {}
	else {topdepends[pkg] = "";}
	if (pkg in topbuilddepends) {}
	else {topbuilddepends[pkg] = "";}

	for (i = 3; i <= NF; i++) {
		split($i, a,":");
		pkgpat = a[1];
		pkgdir = a[2];
		sub(/[\.\/]*/, "", pkgdir);
		if (pkgdir !~ /\//) {
			pkgcat = pkg;
			gsub(/\/.*/, "", pkgcat);
			pkgdir=pkgcat "/" pkgdir;
			if (debug)
				printf("Corrected missing category directory to get \"%s\"\n",
				       pkgdir);
		}
		if (debug){
			printf("package in directory %s %s on:\n",
			       pkg, deptype);
			printf("\tpkgpat = %s\n", pkgpat);
			printf("\tpkgdir = %s\n", pkgdir);
		}


#
# store the package directory in a associative array with the wildcard
# pattern as the index since we will need to be able to look this up later
#
		pat2dir[pkgpat] = pkgdir;

		if (deptype == "depends") {
			topdepends[pkg] = topdepends[pkg] " " pkgpat " " ;
			if (debug) {
			  printf("Appending %s to topdepends[%s] (%s)\n",
				 pkgpat, pkg, topdepends[pkg]);
			}
		}
		else {
			if (debug) {
			  printf("Appending %s to topbuilddepends[%s] (%s)\n",
				 pkgpat, pkg, topbuilddepends[pkg]);
			}
			topbuilddepends[pkg] = topbuilddepends[pkg] " " pkgpat " " ;
		}
	}

	next;
}

/^categories /{
	# note:  we pick out the categories slightly differently than the comment
	# and homepage because the category name will be included in the directory
	# name and hence the index() call points to the wrong location
	categories[$2] = $3;
	for(i = 4; i <= NF; i = i + 1) {
		categories[$2] = categories[$2] " " $i;
	}
	next;
}

/^comment /{
	comment[$2] = substr($0, index($0, $3));
	next;
}

/^descr /{
	descr[$2] = substr($0, index($0, $3));
	next;
}

/^homepage /{
	if( NF>=3 ) {
		homepage[$2] = substr($0, index($0, $3));
	} else {
		homepage[$2] = "";
	}
	next;
}

/^index / {
#
# read lines like:
#index /usr/pkgsrc/math/scilab scilab-2.6nb3
# and store the directory name in a associative array where the index
# is the package name and in a associative array that lets us lookup
# name from directory.  We use fuldir2pkgdir to get "math/scilab"
# and drop the /usr/pkgsrc part.
#
#	pkgname2dir[$3] = fulldir2pkgdir($2);
#	pkgdir2name[fulldir2pkgdir($2)] = $3;
	pkgname2dir[$3] = $2;
	pkgdir2name[$2] = $3;
	next;
}

/^license /{
	license[$2] = substr($0, index($0, $3));
	next;
}

/^maintainer /{
	maintainer[$2] = substr($0, index($0, $3));
	next;
}

/^notfor /{
	notfor[$2] = substr($0, index($0, $3));
	next;
}

/^onlyfor /{
	onlyfor[$2] = substr($0, index($0, $3));
	next;
}

/^prefix /{
	prefix[$2] = substr($0, index($0, $3));
	next;
}

/^wildcard /{
	wildcard[$2] = substr($0, index($0, $3));
	next;
}

#
# Now recurse the tree to give a flattened depends list for each pkg
#

END {
	if( SORT == "" ) { SORT = "sort"; }
        indexf = SORT " > INDEX";
	if ( dependsfile == "" ) dependsfile = "/dev/null";
	if ( builddependsfile == "" ) builddependsfile = "/dev/null";

	printf("Flattening dependencies\n");
	printf("") > dependsfile;
	for (toppkg in topdepends){
		if (debug) printf("calling find_all_depends(%s, run)\n", toppkg);
		find_all_depends(toppkg, "run");
		if (debug) printf("%s depends on: %s, topdepends on %s\n",
				  toppkg, alldepends[toppkg],
				  topdepends[toppkg]);
		printf("%s depends on: %s\n",
		       toppkg, alldepends[toppkg]) >> dependsfile;
		flatdepends[toppkg] = alldepends[toppkg];
	}
	close(dependsfile);


# clear out the flattened depends list and repeat for the build depends
	for( pkg in alldepends) {
		delete alldepends[pkg];
	}

	printf("Flattening build dependencies\n");
	printf("") > builddependsfile;
	for (toppkg in topbuilddepends){
		find_all_depends(toppkg, "build");
		printf("%s build_depends on: %s\n",
		       toppkg, alldepends[toppkg]) >> builddependsfile;
	}
	close(builddependsfile);

	printf("Generating INDEX file\n");

# Output format:
#  package-name|package-path|installation-prefix|comment| \
#  description-file|maintainer|categories|build deps|run deps|for arch| \
#  not for opsys|homepage

	pkgcnt = 0;
	for (toppkg in topdepends){
		pkgcnt++;
		printf("%s|", pkgdir2name[toppkg]) | indexf;
		printf("%s|", toppkg) | indexf;
		printf("%s|", prefix[toppkg]) | indexf;
		printf("%s|", comment[toppkg]) | indexf;
		printf("%s|", descr[toppkg]) | indexf;
		printf("%s|", maintainer[toppkg]) | indexf;
		printf("%s|", categories[toppkg]) | indexf;
		gsub(/^ /, "", alldepends[toppkg]);
		gsub(/ $/, "", alldepends[toppkg]);
		printf("%s|", alldepends[toppkg]) | indexf;
		gsub(/^ /, "", flatdepends[toppkg]);
		gsub(/ $/, "", flatdepends[toppkg]);
		printf("%s|", flatdepends[toppkg]) | indexf;
		printf("%s|", onlyfor[toppkg]) | indexf;
		printf("%s|", notfor[toppkg]) | indexf;
		printf("%s", homepage[toppkg]) | indexf;
		printf("\n") | indexf;
	}
	close(indexf);
	printf("Indexed %d packages\n", pkgcnt);
	exit 0;
}

function find_all_depends(pkg, type, pkgreg, i, deps, depdir, topdep){
# pkg is the package directory, like math/scilab

#    printf("find_all_depends(%s, %s)\n", pkg, type);
# if we find the package already has been fully depended
# then return the depends list
	if (pkg in alldepends){
		if (debug) printf("\t%s is allready depended.  Returning %s\n",
				  pkg, alldepends[pkg]);
		return(alldepends[pkg]);
	}

# if this package has no top dependencies, enter an empty flat dependency
# list for it.
	if( type == "run" ) {
# we only want DEPENDS
		topdep = topdepends[pkg];
	} else {
# we want BUILD_DEPENDS and DEPENDS
		topdep = topdepends[pkg] " " topbuilddepends[pkg];
	}
	if (topdep ~ "^[ \t]*$") {
		alldepends[pkg] = " ";
		if (debug) printf("\t%s has no depends(%s).  Returning %s\n",
				  pkg, topdep, alldepends[pkg]);
		return(alldepends[pkg]);
	}

# recursively gather depends that each of the depends has
	pkgreg = reg2str(pkg);
	split(topdep, deps);
	i = 1;
	alldepends[pkg] = " ";
	while ( i in deps ) {

# figure out the directory name associated with the package hame
# in (wild card/dewey) version form
		depdir = pat2dir[deps[i]];
		if (debug) printf("\tadding dependency #%d on \"%s\" (%s)\n",
				  i, deps[i], depdir);

# do not add ourselves to the list (should not happen, but
# we would like to not get stuck in a loop if one exists)
#		if (" "deps[i]" " !~ pkgreg){

# if we do not already have this dependency (deps[i]) listed, then add
# it.  However, we may have already added it because another package
# we depend on may also have depended on
# deps[i].
		if (alldepends[pkg] !~ reg2str(deps[i])){
		  alldepends[pkg] = alldepends[pkg] " " deps[i] " " find_all_depends(depdir, type);
		}
		else {
		  if (debug) printf("\t%s is already listed in %s\n",
				    deps[i], alldepends[pkg]);
		}

		i = i + 1;
	} # while i

	if (debug) printf("\tcalling uniq() on alldepends[%s] = %s\n",
			  pkg, alldepends[pkg]);
	alldepends[pkg] = uniq(alldepends[pkg]);
	if (debug) printf("\tuniq() output alldepends[%s] = %s\n",
			  pkg, alldepends[pkg]);
	return(alldepends[pkg]);
}

#
# take a string which has special characters like '+' in it and
# escape them.  Also put a space before and after since that's how
# we'll distinguish things like gnome from gnome-libs
#
function reg2str(reg){
	gsub(/\./, "\\.", reg);
	gsub(/\+/, "\\+", reg);
	gsub(/\*/, "\\*", reg);
	gsub(/\?/, "\\?", reg);
	gsub(/\[/, "\\[", reg);
	gsub(/\]/, "\\]", reg);
	reg = " "reg" ";
	return(reg);
}

#
# accepts a full path to a package directory, like "/usr/pkgsrc/math/scilab"
# and returns just the last 2 directories, like "math/scilab"
#
function fulldir2pkgdir(d, i){
	i = match(d, /\/[^\/]+\/[^\/]+$/);
	return substr(d, i + 1);
}

#
# take the depends lists and uniq them.
#
function uniq(list, deps, i, ulist){

# split out the depends
	split(list, deps);

	i = 1;
	ulist = " ";
	while (i in deps){
#	printf("uniq():  Checking \"%s\"\n", ulist);
#	printf("         for \"%s\"\n", reg2str(deps[i]));
		if (ulist !~reg2str(deps[i])){
			ulist = ulist deps[i]" ";
		}
		i++;
	}
	return(ulist);
}