pkgsrc/mk/scripts/genreadme.awk
2007-05-28 11:07:00 +00:00

902 lines
26 KiB
Awk
Executable file

#!/usr/bin/awk -f
# $NetBSD: genreadme.awk,v 1.27 2007/05/28 11:07:00 martti Exp $
#
# Copyright (c) 2002, 2003, 2005, 2006 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 {
do_pkg_readme=1;
# set to 1 to use "README-new.html" as the name
use_readme_new=0;
if (use_readme_new) {
readme_name = "README-new.html";
}
else {
readme_name = "README.html";
}
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
#
/^(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;
}
/^comment /{
dir = $2;
gsub(/^comment[ \t]*/, "");
tmp = substr($0, length($1) + 1);
gsub(/^[ \t]*/, "", tmp);
gsub(/&/, "\\\\\\&amp;", tmp);
comment[dir] = tmp;
next;
}
/^homepage /{
homepage[$2] = $3;
gsub(/&/, "\\\\&", homepage[$2]);
next;
}
/^htmlname / {
#
# read lines like:
# htmlname /usr/pkgsrc/archivers/arc <a href=../../archivers/arc/README.html>arc-5.21e</A>
#
# dir=fulldir2pkgdir($2);
dir = $2;
htmlname = $3;
for (i = 4; i <= NF; i++){
htmlname = htmlname " " $i;
}
# If we are using a name other than README.html, change it
# here. This avoids having to process a huge line later which
# makes lesser awks puke.
gsub(/README.html/, readme_name, htmlname);
dir2htmlname[dir] = htmlname;
if (debug) printf("added dir2htmlname[%s]=%s\n", dir, htmlname);
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] = $3;
next;
}
/^wildcard /{
wildcard[$2] = $3;
}
#
# Now recurse the tree to give a flattened depends list for each pkg
#
END {
readme = TMPDIR "/" readme_name;
if ( dependsfile == "" ) dependsfile = "/dev/stdout";
if ( builddependsfile == "" ) builddependsfile = "/dev/stdout";
printf("Making sure binary package cache file is up to date...\n");
cmd = sprintf("%s AWK=%s CMP=%s FIND=%s GREP=%s GZIP_CMD=\"%s\" PKG_INFO=\"%s\" PKG_SUFX=%s SED=%s SORT=%s %s/mk/scripts/binpkg-cache %s --packages %s",
SETENV, AWK, CMP, FIND, GREP, GZIP_CMD, PKG_INFO, PKG_SUFX, SED, SORT, PKGSRCDIR, summary, PACKAGES);
if (debug) printf("\nExecute: %s\n",cmd);
rc = system(cmd);
if (rc != 0 && rc != 2) {
printf("\n**** WARNING ****\n") > "/dev/stderr";
printf("Command: %s\nfailed.", cmd) > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
exit(1);
}
if (rc == 2) {
printf("\n**** WARNING ****\n") > "/dev/stderr";
printf("* No binary packages directory found\n") > "/dev/stderr";
printf("* List of binary packages will not be generated\n") > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
} else {
printf("Loading binary package cache file...\n");
load_cache_file( PACKAGES "/.pkgcache" );
if(pkg_count["unknown"] > 0 ) {
printf(" Loaded %d binary packages with unknown PKGPATH\n", pkg_count["unknown"]);
}
}
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( key in alldepends ) {
delete alldepends[key];
}
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);
vfile = PVDIR "/pkg-vulnerabilities";
# extract date for vulnerabilities file
cmd = "ls -l " vfile;
if ((cmd | getline) > 0) {
vuldate = sprintf("at %s %s %s\n",$6,$7,$8);
# read the vulnerabilities file
printf("Reading vulnerability file \"%s\"\n which was updated %s\n",
vfile, vuldate);
i = 1;
vul_major = 0;
vul_minor = 0;
vul_teeny = 0;
while((getline < vfile) > 0) {
if( $0 ~ /#FORMAT/ ) {
split($2, vul_format, ".");
vul_major = vul_format[1];
vul_minor = vul_format[2];
vul_teeny = vul_format[3];
}
if ( $0 ~ /^-----BEGIN PGP SIGNATURE-----.*/ ) {
break;
}
if ( ( $0 !~ /^\#/ ) &&
( $0 !~ /^Hash:.*/ ) &&
( $0 !~ /^-----BEGIN PGP SIGNED.*/ ) &&
( $0 != "" ) ) {
vulpkg[i] = $1;
vultype[i] = $2;
vulref[i] = $3;
i = i + 1;
}
}
if( (vul_major > 1) ||
(vul_minor > 1) ||
(vul_teeny > 0) ) {
printf("Version %d.%d.%d of the vulnerability file is out of sync with",
vul_major, vul_minor, vul_teeny);
printf("the genreadme.awk script\n");
}
printf(" Loaded %d vulnerabilities\n", i - 1);
close(vfile);
have_vfile = 1;
} else {
vuldate="<TR><TD><I>(no vulnerabilities list available)</I>";
printf("No vulnerability file found (%s).\n", vfile);
have_vfile = 0;
}
close(cmd);
if (SINGLEPKG != "" ) {
printf("Only creating README for %s\n",SINGLEPKG);
for( key in topdepends ) {
delete topdepends[key];
}
topdepends[SINGLEPKG] = "yes";
}
printf("Generating README.html files\n");
pkgcnt = 0;
if (do_pkg_readme) {
templatefile = PKGSRCDIR "/templates/README.pkg";
fatal_check_file(templatefile);
for (toppkg in topdepends){
pkgcnt++;
pkgdir = PKGSRCDIR "/" toppkg;
readmenew=pkgdir "/" readme_name;
if (debug) printf("Creating %s for %s\n",
readme, readmenew);
printf(".");
if ((pkgcnt % 100) == 0) {
printf("\n%d\n", pkgcnt);
}
printf("") > readme;
htmldeps = "";
for( key in dpkgs ) {
delete dpkgs[key];
}
split(alldepends[toppkg], dpkgs);
i = 1;
htmldeps_file = TMPDIR "/htmldep";
printf("") > htmldeps_file;
while(i in dpkgs){
if (debug) {
printf("\tdpkg=%s, pat2dir[%s] = %s\n",
dpkgs[i],
dpkgs[i],
pat2dir[dpkgs[i]]);
}
nm=dpkgs[i];
gsub(/&/, "\\&amp;", nm);
gsub(/</, "\\&lt;", nm);
gsub(/>/, "\\&gt;", nm);
# htmldeps=sprintf("%s<a href=\"../../%s/%s\">%s</a>\n",
# htmldeps,
# pat2dir[dpkgs[i]],
# readme_name, nm);
# We use a temp file to hold the html dependencies because for
# packages like gnome, this list can get very very large and
# become larger than what some awk implementations can deal
# with. The nawk shipped with solaris 9 is an example of
# such a limited awk.
printf("%s<a href=\"../../%s/%s\">%s</a>\n",
htmldeps,
pat2dir[dpkgs[i]],
readme_name, nm) >> htmldeps_file;
i = i + 1;
}
if ( i == 1 ) {
printf("<EM>none</EM>") >> htmldeps_file;
}
close(htmldeps_file);
if (debug) printf("wrote = %d entries to \"%s\"\n",
i-1, htmldeps_file);
vul = "";
if (have_vfile) {
i = 1;
pkgbase = pkgdir2name[toppkg];
gsub(/-[^-]*$/, "", pkgbase);
if (debug) {
printf("Checking for %s (%s) vulnerabilities\n",
toppkg, pkgbase);
}
while(i in vulpkg) {
if (vulpkg[i] ~ "^" pkgbase"[-<>=]+[0-9]") {
nm = vulpkg[i];
gsub(/&/, "\\\\\\&amp;", nm);
gsub(/</, "\\\\\\&lt;", nm);
gsub(/>/, "\\\\\\&gt;", nm);
url = vulref[i];
gsub(/&/, "\\\\\\&", url);
printurl = vulref[i];
gsub(/&/, "\\\\\\&amp;", printurl);
gsub(/</, "\\\\\\&lt;", printurl);
gsub(/>/, "\\\\\\&gt;", printurl);
vul = sprintf("%s<LI><STRONG>%s has a <a href=\"%s\">%s</a> vulnerability</STRONG></LI>\n",
vul, nm, url, vultype[i]);
}
i = i + 1;
}
if ( vul == "" ){
vul="<I>(no vulnerabilities known)</I>";
}
}
if (debug) {
printf("Checking for binary package with lookup_cache( %s)\n",
toppkg);
}
# lookup_cache( wildcard ) will produce HTML for the packages which are found
lookup_cache( toppkg );
if ( flatdepends[toppkg] ~ /^[ \t]*$/ ) {
rundeps = "<EM>none</EM>";
} else {
rundeps = flatdepends[toppkg];
}
while((getline < templatefile) > 0){
gsub(/%%PORT%%/, toppkg);
gsub(/%%PKG%%/, pkgdir2name[toppkg]);
gsub(/%%COMMENT%%/, comment[toppkg]);
if (homepage[toppkg] == "") {
gsub(/%%HOMEPAGE%%/, "");
} else {
gsub(/%%HOMEPAGE%%/,
"<p>This package has a home page at <a HREF=\"" homepage[toppkg] "\">" homepage[toppkg] "</a>.</p>");
}
if (license[toppkg] == "") {
gsub(/%%LICENSE%%/, "");
} else {
gsub(/%%LICENSE%%/,
"<p>Please note that this package has a " license[toppkg] " license.</p>");
}
gsub(/%%VULNERABILITIES%%/, ""vul"");
gsub(/%%VULDATE%%/, ""vuldate"");
gsub(/%%RUN_DEPENDS%%/, ""rundeps"");
line = $0;
if( line ~/%%BIN_PKGS%%/ ) {
gsub(/%%BIN_PKGS%%/, "", line);
while((getline < binpkgs_file) > 0) {
print >> readme;
}
close( binpkgs_file );
}
if( line ~/%%BUILD_DEPENDS%%/ ) {
gsub(/%%BUILD_DEPENDS%%/, "", line);
while((getline < htmldeps_file) > 0) {
print >> readme;
}
close( htmldeps_file );
}
print line >> readme;
}
close(readme);
close(templatefile);
cmd = "if [ ! -d " pkgdir " ]; then exit 1 ; fi";
if (debug) printf("Execute: %s\n",cmd);
rc = system(cmd);
if (rc != 0) {
printf("\n**** WARNING ****\nPackage directory %s\n",
pkgdir) > "/dev/stderr";
printf("Does not exist. This is probably ") > "/dev/stderr";
printf("due to an incorrect DEPENDS line.\n") > "/dev/stderr";
printf("Try running: grep %s */*/Makefile\n", fulldir2pkgdir(pkgdir)) > "/dev/stderr";
printf("or: grep %s */*/buildlink3.mk\n", fulldir2pkgdir(pkgdir)) > "/dev/stderr";
printf("to find the problem\n", pkgdir) > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
} else {
copy_readme(readmenew, readme);
}
}
printf("\n");
} # if (do_pkg_readme)
printf("\n");
if (SINGLEPKG != "" ) {
close("/dev/stderr");
exit 0;
}
printf("Generating category readmes\n");
templatefile = PKGSRCDIR "/templates/README.category";
fatal_check_file(templatefile);
# string with URLs for all categories (used by the top README.html)
allcat = "";
# string with URLs for all pkgs (used by the top README-all.html)
tot_numpkg = 0;
top_make = PKGSRCDIR"/Makefile";
while((getline < top_make) > 0){
if ($0 ~ /^[ \t]*SUBDIR.*=[^\$]*$/) {
category = $0;
gsub(/^[ \t]*SUBDIR.*=[ \t]*/, "", category);
catdir = PKGSRCDIR"/"category;
readmenew = catdir"/"readme_name;
printf("Category = %s\n", category);
cat_make = catdir"/Makefile";
pkgs = "";
pkgs_file = TMPDIR "/pkgs_file";
printf("") > pkgs_file;
numpkg = 0;
print "" > readme;
while((getline < cat_make) > 0){
if ($0 ~ /^[ \t]*SUBDIR.*=[^\$]*$/) {
pkg = $0;
gsub(/^[ \t]*SUBDIR.*=[ \t]*/, "",
pkg);
dir = category"/"pkg;
numpkg++;
tot_numpkg++;
if (debug) {
printf("\tAdding %s (%s : %s)\n",
dir,
pkgdir2name[dir],
comment[dir]);
}
# pkgs = sprintf("%s<TR><TD VALIGN=TOP><a href=\"%s/%s\">%s</a>: %s<TD>\n",
# pkgs, pkg, readme_name,
# pkgdir2name[dir],
# comment[dir]);
# We use a temp file to hold the list of all packages because
# this list can get very very large and
# become larger than what some awk implementations can deal
# with. The nawk shipped with solaris 9 is an example of
# such a limited awk.
printf("<TR><TD VALIGN=TOP><a href=\"%s/%s\">%s</a>: %s<TD>\n",
pkg, readme_name,
pkgdir2name[dir],
comment[dir]) >> pkgs_file;
allpkg[tot_numpkg] = sprintf("<!-- %s (for sorting) --><TR VALIGN=TOP><TD><a href=\"%s/%s/%s\">%s</a>: <TD>(<a href=\"%s/%s\">%s</a>) <td>%s\n",
pkgdir2name[dir],
category, pkg,
readme_name,
pkgdir2name[dir],
category,
readme_name,
category,
comment[dir]);
# we need slightly fewer escapes here since we are not gsub()-ing
# allpkg[] into the output files but just printf()-ing it.
gsub(/\\&/, "\\&", allpkg[tot_numpkg]);
} else if ($0 ~ /^[ \t]*COMMENT/) {
descr = $0;
gsub(/^[ \t]*COMMENT.*=[ \t]*/, "",
descr);
}
}
while ((getline < templatefile) > 0){
gsub(/%%CATEGORY%%/, category);
gsub(/%%NUMITEMS%%/, numpkg);
gsub(/%%DESCR%%/, descr);
line = $0
if( $0 ~/%%SUBDIR%%/ ) {
gsub(/%%SUBDIR%%/, "", line);
while((getline < pkgs_file) > 0) {
gsub(/README.html/, readme_name);
print >> readme;
}
close( pkgs_file );
}
print line >> readme;
}
close(readme);
close(templatefile);
copy_readme(readmenew, readme);
gsub(/href=\"/, "href=\""category"/", pkgs);
allcat = sprintf("%s<TR><TD VALIGN=TOP><a href=\"%s/%s\">%s</a>: %s<TD>\n",
allcat, category, readme_name,
category, descr);
close(cat_make);
}
}
close(top_make);
printf("Generating toplevel readmes:\n");
templatefile = PKGSRCDIR "/templates/README.top";
fatal_check_file(templatefile);
readmenew = PKGSRCDIR "/"readme_name;
printf("\t%s\n", readmenew);
print "" > readme;
while((getline < templatefile) > 0){
gsub(/%%DESCR%%/, "");
gsub(/%%SUBDIR%%/, allcat);
gsub(/README.html/, readme_name);
print >> readme;
}
close(readme);
close(templatefile);
copy_readme(readmenew, readme);
templatefile = PKGSRCDIR "/templates/README.all";
fatal_check_file(templatefile);
readmenew = PKGSRCDIR "/README-all.html";
printf("\t%s\n", readmenew);
# sort the pkgs
sfile = TMPDIR"/unsorted";
spipe = "sort " sfile;
i = 1;
print "" >sfile;
while(i in allpkg) {
printf("%s",allpkg[i]) >> sfile;
i++;
}
close(sfile);
print "" > readme;
while((getline < templatefile) > 0){
line = $0;
if ($0 ~ /%%PKGS%%/) {
while((spipe | getline) > 0) {
print >> readme;
}
close(spipe);
} else {
gsub(/%%DESCR%%/, "", line);
gsub(/%%NPKGS%%/, tot_numpkg, line);
gsub(/README.html/, readme_name, line);
print line >> readme;
}
}
close(readme);
close(templatefile);
copy_readme(readmenew, readme);
close("/dev/stderr");
exit 0;
}
function find_all_depends(pkg, type, pkgreg, i, deps, depdir, topdep){
# pkg is the package directory, like math/scilab
# printf("find_all_depends(%s, %s)\n", pkg, type);
# if we find the package already has been fully depended
# then return the depends list
if (pkg in alldepends){
if (debug) printf("\t%s is allready depended. Returning %s\n",
pkg, alldepends[pkg]);
return(alldepends[pkg]);
}
# if this package has no top dependencies, enter an empty flat dependency
# list for it.
if( type == "run" ) {
# we only want DEPENDS
topdep = topdepends[pkg];
} else {
# we want BUILD_DEPENDS and DEPENDS
topdep = topdepends[pkg] " " topbuilddepends[pkg];
}
if (topdep ~ "^[ \t]*$") {
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);
}
#
# take a string which has a shell glob pattern and turn it into
# an awk regular expression.
#
function glob2reg(reg){
# escape some characters which are special in regular expressions
gsub(/\./, "\\\.", reg);
gsub(/\+/, "\\\+", reg);
# and reformat some others
gsub(/\*/, ".*", reg);
gsub(/\?/, ".?", reg);
# finally, expand {a,b,c} type patterns
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);
}
function fatal_check_file(file, cmd){
cmd="test -f " file ;
if (debug) printf("Execute: %s\n",cmd);
if (system(cmd) != 0) {
printf("**** FATAL ****\nRequired file %s does not exist\n",
file) > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
close("/dev/stderr");
exit(1);
}
}
# 'new' is the newly created README.html file
# 'old' is the existing (possibly not present) README.html file
#
# This function copies over the 'new' file if the 'old' one does
# not exist or if they are different. In addition, the 'new' one
# which is a temporary file is removed at the end
function copy_readme(old, new, cmd, rc) {
# if the README.html file does not exist at all then copy over
# the one we created
cmd = "if [ ! -f "old" ]; then cp " new " " old " ; fi";
if (debug) printf("copy_readme() execute: %s\n",cmd);
rc = system(cmd);
if (rc != 0) {
printf("**** WARNING ****\nThe command\n %s\n", cmd) > "/dev/stderr";
printf("failed with result code %d\n", rc) > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
}
# Compare the existing README.html file to the one we created. If they are
# not the same, then copy over the one we created
cmd = sprintf("%s -s %s %s ; if test $? -ne 0 ; then mv -f %s %s ; fi",
CMP, new, old, new, old);
if (debug) printf("copy_readme() execute: %s\n",cmd);
rc = system(cmd);
if (rc != 0) {
printf("**** WARNING ****\nThe command\n %s\n", cmd) > "/dev/stderr";
printf("failed with result code %d\n", rc) > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
}
# If the temp file still exists, then delete it
cmd = " if [ -f "new" ]; then rm -f "new" ; fi";
if (debug) printf("copy_readme() execute: %s\n",cmd);
rc = system(cmd);
if (rc != 0) {
printf("**** WARNING ****\nThe command\n %s\n", cmd) > "/dev/stderr";
printf("failed with result code %d\n", rc) > "/dev/stderr";
printf("**** ------- ****\n") > "/dev/stderr";
}
}
function load_cache_file( file, pkgfile, opsys, osver, march, wk, rx ) {
printf(" * %s\n", file);
fatal_check_file( file );
# read the cache file
while( getline < file ) {
# if this line points to another cache file, then recursively
# load it
if( $0 ~ /^pkgcache_cachefile/ ) {
if( debug ) printf("\tFound pkgcache_cachefile line.\n");
load_cache_file( $2 );
} else if( $0 ~/^pkgcache_begin /) {
pkgfile = $2;
if( debug ) printf("\tStarting %s\n", pkgfile);
opsys = "unknown";
osver = "unknown";
march = "unknown";
pkgpath = "unknown";
} else if( $0 ~/^PKGPATH=/ ) {
pkgpath = $0;
gsub(/PKGPATH=[ \t]*/, "", pkgpath);
} else if( $0 ~/^OPSYS=/ ) {
opsys = $0;
gsub(/OPSYS=[ \t]*/, "", opsys);
} else if( $0 ~/^OS_VERSION=/ ) {
osver = $0;
gsub(/OS_VERSION=[ \t]*/, "", osver);
} else if( $0 ~/^MACHINE_ARCH=/ ) {
march = $0;
gsub(/MACHINE_ARCH=[ \t]*/, "", march);
} else if( $0 ~/^pkgcache_end /) {
if( debug ) printf("\t%s, OPSYS=%s, OS_VERSION=%s, MACHINE_ARCH=%s, PKGPATH=%s\n",
pkgfile, opsys, osver, march, pkpath);
pkg_count[pkgpath] = pkg_count[pkgpath] + 1;
opsys_list[pkgpath, pkg_count[pkgpath]] = opsys;
osver_list[pkgpath, pkg_count[pkgpath]] = osver;
march_list[pkgpath, pkg_count[pkgpath]] = march;
pkgfile_list[pkgpath, pkg_count[pkgpath]] = pkgfile;
gsub(/.*\//, "", pkgfile);
pkgnm_list[pkgpath, pkg_count[pkgpath]] = pkgfile;
} else {
# skip this line
}
}
# close the cache file
close( file );
}
function lookup_cache( d, binpkgs) {
if( debug ) printf("lookup_cache( %s ): pkg_count = %d\n",
d, pkg_count[d]);
binpkgs_file = TMPDIR "/binpkgs";
spipe = SORT " > " binpkgs_file;
for(i=1 ; i<=pkg_count[d]; i=i+1) {
printf("<TR><TD>%s:<TD><a href=\"%s/%s\">%s</a><TD>(%s %s)\n",
march_list[d, i], PKG_URL, pkgfile_list[d, i], pkgnm_list[d, i],
opsys_list[d, i], osver_list[d, i]) | spipe;
}
if( pkg_count[d] == 0 ) {
printf("<TR><TD><EM>none</EM></TD></TR>\n") | spipe;
}
close( spipe );
}