method
depend_rules
ruby latest stable - Class:
Object
Method deprecated or moved
This method is deprecated or moved on the latest stable version. The last existing version (v1_9_3_392) is shown here.
depend_rules(depend)public
Processes the data contents of the "depend" file. Each line of this file is expected to be a file name.
Returns the output of findings, in Makefile format.
# File lib/mkmf.rb, line 1772
def depend_rules(depend)
suffixes = []
depout = []
cont = implicit = nil
impconv = proc do
COMPILE_RULES.each {|rule| depout << (rule % implicit[0]) << implicit[1]}
implicit = nil
end
ruleconv = proc do |line|
if implicit
if /\A\t/ =~ line
implicit[1] << line
next
else
impconv[]
end
end
if m = /\A\.(\w+)\.(\w+)(?:\s*:)/.match(line)
suffixes << m[1] << m[2]
implicit = [[m[1], m[2]], [m.post_match]]
next
elsif RULE_SUBST and /\A(?!\s*\w+\s*=)[$\w][^#]*:/ =~ line
line.gsub!(%(\s)(?!\.)([^$(){}+=:\s\/\,円]+)(?=\s|\z)") {1ドル + RULE_SUBST % 2ドル}
end
depout << line
end
depend.each_line do |line|
line.gsub!(/\.o\b/, ".#{$OBJEXT}")
line.gsub!(/\$\((?:hdr|top)dir\)\/config.h/, $config_h)
line.gsub!(%\$\(hdrdir\)/(?!ruby(?![^:;/\s]))(?=[-\w]+\.h)", '\&ruby/')
if $nmake && /\A\s*\$\(RM|COPY\)/ =~ line
line.gsub!(%[-\w\./]{2,}"){$&.tr("/", "\\")}
line.gsub!(/(\$\((?!RM|COPY)[^:)]+)(?=\))/, '1円:/=\')
end
if /(?:^|[^\\])(?:\\\\)*\\$/ =~ line
(cont ||= []) << line
next
elsif cont
line = (cont << line).join
cont = nil
end
ruleconv.call(line)
end
if cont
ruleconv.call(cont.join)
elsif implicit
impconv.call
end
unless suffixes.empty?
depout.unshift(".SUFFIXES: ." + suffixes.uniq.join(" .") + "\n\n")
end
depout.unshift("$(OBJS): $(RUBY_EXTCONF_H)\n\n") if $extconf_h
depout.flatten!
depout
end