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mkmf: take PKG_CONFIG_PATH from dir_config library path

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So that version dependent pkg-config files can override files in
the default locations.
This commit is contained in:
Nobuyoshi Nakada 2021-11-26 20:55:21 +09:00
parent 21a29844a3
commit dff8d12226
Notes: git 2021-11-26 22:32:45 +09:00 
Merged: https://github.com/ruby/ruby/pull/5182
1 changed files with 11 additions and 3 deletions
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14
lib/mkmf.rb
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@ -1856,16 +1856,24 @@ SRC
# invoked with the option and a stripped output string is returned
# without modifying any of the global values mentioned above.
def pkg_config(pkg, option=nil)
_, ldir = dir_config(pkg)
if ldir
pkg_config_path = "#{ldir}/pkgconfig"
if File.directory?(pkg_config_path)
Logging.message("PKG_CONFIG_PATH = %s\n", pkg_config_path)
envs = ["PKG_CONFIG_PATH"=>[pkg_config_path, ENV["PKG_CONFIG_PATH"]].compact.join(File::PATH_SEPARATOR)]
end
end
if pkgconfig = with_config("#{pkg}-config") and find_executable0(pkgconfig)
# if and only if package specific config command is given
elsif ($PKGCONFIG ||=
(pkgconfig = with_config("pkg-config", ("pkg-config" unless CROSS_COMPILING))) &&
find_executable0(pkgconfig) && pkgconfig) and
xsystem("#{$PKGCONFIG} --exists #{pkg}")
xsystem([*envs, $PKGCONFIG, "--exists", pkg])
# default to pkg-config command
pkgconfig = $PKGCONFIG
get = proc {|opt|
opt = xpopen("#{$PKGCONFIG} --#{opt} #{pkg}", err:[:child, :out], &:read)
opt = xpopen([*envs, $PKGCONFIG, "--#{opt}", pkg], err:[:child, :out], &:read)
Logging.open {puts opt.each_line.map{|s|"=> #{s.inspect}"}}
opt.strip if $?.success?
}
@ -1876,7 +1884,7 @@ SRC
end
if pkgconfig
get ||= proc {|opt|
opt = xpopen("#{pkgconfig} --#{opt}", err:[:child, :out], &:read)
opt = xpopen([*envs, pkgconfig, "--#{opt}"], err:[:child, :out], &:read)
Logging.open {puts opt.each_line.map{|s|"=> #{s.inspect}"}}
opt.strip if $?.success?
}