use brew to improve find_package()

1 files changed, 13 insertions, 1 deletions

diff --git a/xmake/modules/lib/detect/pkg_config.lua b/xmake/modules/lib/detect/pkg_config.lua
index 880db92a8..4a7140471 100644
--- a/xmake/modules/lib/detect/pkg_config.lua
+++ b/xmake/modules/lib/detect/pkg_config.lua
@@ -29,7 +29,7 @@ import("detect.tool.find_pkg_config")
 -- get package info
 --
 -- @param name  the package name
--- @param opt   the argument options, {version = true}
+-- @param opt   the argument options, {version = true, configdirs = {"/xxxx/pkgconfig/"}}
 --
 -- @return      {links = {"ssl", "crypto", "z"}, linkdirs = {""}, includedirs = {""}, version = ""}
 --
@@ -47,6 +47,13 @@ function info(name, opt)
         return 
     end
 
+    -- add PKG_CONFIG_PATH
+    local configdirs = nil
+    if opt and opt.configdirs then
+        configdirs = os.getenv("PKG_CONFIG_PATH")
+        os.addenv("PKG_CONFIG_PATH", unpack(table.wrap(opt.configdirs)))
+    end
+
     -- get libs and cflags
     local result = nil
     local flags = try { function () return os.iorunv(pkg_config, {"--libs", "--cflags", name}) end }
@@ -92,6 +99,11 @@ function info(name, opt)
         end
     end
 
+    -- restore PKG_CONFIG_PATH
+    if configdirs then
+        os.setenv("PKG_CONFIG_PATH", configdirs)
+    end
+
     -- ok?
     return result
 end