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fix: search at first system header for git2 then vendor's one #950

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fix: search at first system header for git2 then vendor's one #950

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5 changes: 4 additions & 1 deletion ext/rugged/extconf.rb
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Original file line number Diff line number Diff line change
@@ -70,7 +70,10 @@ def self.run_cmake(timeout, args)

major = minor = nil

File.readlines(File.join(LIBGIT2_DIR, "include", "git2", "version.h")).each do |line|
git2_include_dir = Dir.glob("#{RbConfig::CONFIG["includedir"]}/**/git2").first ||
File.join(LIBGIT2_DIR, "include", "git2")

File.readlines(File.join(git2_include_dir, "version.h")).each do |line|
if !major && (matches = line.match(/^#define LIBGIT2_VER_MAJOR\s+([0-9]+)$/))
major = matches[1]
next