forked from rmagick-temp/rmagick
/
post-setup.rb
254 lines (207 loc) · 5.75 KB
/
post-setup.rb
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
#===============================================================================
# post-setup.rb - setup documentation
#===============================================================================
EXAMPLES = '.examples'
STD_URI = 'http:\/\/www.imagemagick.org'
STD_URI_RE = /"#{STD_URI}/
DONT_RUN = ['fonts.rb'] # never run these examples
ENTITY = Hash['&' => '&', '>' => '>', '<' => '<']
if defined?(Installer) && self.class == Installer
RUBYPROG = get_config('ruby-prog')
SRCDIR = curr_srcdir()
ALLOW_EXAMPLE_ERRORS = get_config('allow-example-errors') == 'yes'
BUILD_HTMLDOC = get_config('disable-htmldoc') != 'yes'
else
RUBYPROG = 'ruby'
SRCDIR = '.'
ALLOW_EXAMPLE_ERRORS = true
BUILD_HTMLDOC = true
end
#
# A set of example programs in a directory and the output image each example produces.
#
class ExampleSet
def initialize(of)
@status_quo = get_status_quo()
@errs = 0
begin
File.open(EXAMPLES) do |f|
@targets = Marshal.load(f)
end
rescue
@targets = Hash.new
@n = 0
@of = of
@first_time = true
else
@first_time = false
end
end
def persist
File.open(EXAMPLES, 'w') do |f|
Marshal.dump(@targets, f)
end
end
def targets(example)
@targets[example] || Array.new
end
def get_status_quo
sq = Dir["*"]
sq.delete_if { |entry| File.directory?(entry) }
end
def update_targets(example, new)
t = targets(example) + new
@targets[example] = t.uniq
end
def update_status_quo(example)
new_status_quo = get_status_quo()
new = new_status_quo - @status_quo
update_targets(example, new)
@status_quo = new_status_quo
end
def build(example)
cmd = "#{RUBYPROG} -I #{SRCDIR}/lib -I #{SRCDIR}/ext/RMagick #{example}"
print cmd
print " (example #{@n += 1} of #{@of})" if @first_time
puts
system cmd
if $? != 0 then
puts("post-setup.rb: #{example} example returned error code #{$?}")
@errs += 1 unless ALLOW_EXAMPLE_ERRORS
if @errs > 4
err(<<-END_EXFAIL
Too many examples failed. Search for "Help!" at
http://rmagick.rubyforge.org/install-faq.html.
END_EXFAIL
)
end
end
update_status_quo(example)
end
def update(example)
targets = targets(example)
up_to_date = ! targets.empty?
targets.each do |target|
up_to_date &&= File.exists?(target) && (File.stat(target) >= File.stat(example))
end
build(example) unless up_to_date
end
#
# print message and exit
#
def err(msg)
$stderr.puts "#{$0}: #{msg}"
exit 1
end
end
#
# Modify file lines via proc. If no lines changed, discard new version.
#
def filter(filename, backup=nil, &filter)
if ! File.writable? filename then
raise ArgumentError, "`#{filename}' is write-protected"
end
backup_name = filename + '.' + (backup || 'old')
File.rename(filename, backup_name)
changed = false
begin
File.open(filename, 'w') do |output|
File.foreach(backup_name) do |line|
old = line
line = filter.call(line)
output.puts(line)
changed ||= line != old
end
end
rescue
File.rename(backup_name, filename)
raise
end
if !changed
newname = filename + '.xxx'
File.rename(filename, newname)
File.rename(backup_name, filename)
File.unlink(newname)
elsif !backup
# Don't remove old copy if a backup extension was specified
File.unlink(backup_name) rescue nil
end
end
#
# Copy an example to the doc directory, wrap in HTML tags
#
def filetoHTML(file, html)
return if File.exists?(html) && File.stat(html) >= File.stat(file)
File.open(file) do |src|
File.open(html, 'w') do |dest|
dest.puts <<-END_EXHTMLHEAD
<!DOCTYPE public PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta name="generator" content="ex2html.rb" />
<meta http-equiv="Content-Type" content=
"text/html; charset=us-ascii" />
<link rel="stylesheet" type="text/css" href="css/popup.css" />
<title>RMagick example: #{file}</title>
</head>
<body>
<h1>#{file}</h1>
<div class="bodybox">
<div class="bodyfloat">
<pre>
END_EXHTMLHEAD
src.each do |line|
line.gsub!(/[&><]/) { |s| ENTITY[s] }
dest.puts(line)
end
dest.puts <<-END_EXHTMLTAIL
</pre>
</div>
</div>
<div id="close"><a href="javascript:window.close();">Close window</a></div>
</body>
</html>
END_EXHTMLTAIL
end
File.chmod(0644, html)
end
end
puts "setup.rb: entering post-setup phase..."
if BUILD_HTMLDOC
#
# Don't bother if we're in the sandbox
#
if File.exist? 'CVS/Entries'
puts "post-setup.rb: in CVS sandbox - stopping..."
exit
end
puts "post-setup.rb: setting up documentation..."
# We're in the source directory. Process the doc in-place. The post-install.rb
# script moves the generated documentation to the ultimate installation directories.
cwd = Dir.getwd()
Dir.chdir('doc') # need to work with 1.6.x, can't use block form
begin
# Step 1A: edit the shebang line in the examples
Dir.chdir('ex')
files = Dir['*.rb']
files.each do |file|
filter(file) { |line| line.sub(/\A\#!\s*\S*ruby\s/, '#!'+RUBYPROG+' ') }
# Step 1B: Make a copy of the example as HTML in the doc directory
filetoHTML(file, "../#{file}.html")
end
# Step 2: run the examples
examples = Dir['*.rb'].sort
examples -= DONT_RUN
es = ExampleSet.new(examples.length)
begin
examples.each { |example| es.update(example) }
ensure
es.persist
end
ensure
Dir.chdir(cwd)
end
else
puts "post-setup.rb: --disable-htmldoc specified. No documentation will be set up."
end
exit