Add support for Solaris 10 which lacks strnlen()

Check for existence of strnlen() and use alternative code if it is missing.
ruby · Dec 18, 2024 · 48d4bbc · 48d4bbc
1 parent e1f6456
commit 48d4bbc
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diff --git a/ext/json/ext/parser/extconf.rb b/ext/json/ext/parser/extconf.rb
@@ -5,6 +5,7 @@
 have_func("rb_hash_new_capa", "ruby.h") # RUBY_VERSION >= 3.2
 have_func("rb_hash_bulk_insert", "ruby.h") # Missing on TruffleRuby
 have_func("rb_category_warn", "ruby.h") # Missing on TruffleRuby
+have_func("strnlen", "string.h") # Missing on Solaris 10
 
 append_cflags("-std=c99")