; Set BUILD_TINY_HTTPD_OPTLEVEL to the -O<num> level.
; Defaults to 2, which means -O2 is the default C optimization flag.
; Use -1 to remove the -O<num> flag entirely.

(rule
 (enabled_if
  (>= %{env:BUILD_TINY_HTTPD_OPTLEVEL=2} 0))
 (target optlevel.string)
 (deps
  (env_var BUILD_TINY_HTTPD_OPTLEVEL))
 (action
  (with-stdout-to
   %{target}
   (echo "-O%{env:BUILD_TINY_HTTPD_OPTLEVEL=2}"))))

(rule
 (enabled_if
  (< %{env:BUILD_TINY_HTTPD_OPTLEVEL=2} 0))
 (target optlevel.string)
 (deps
  (env_var BUILD_TINY_HTTPD_OPTLEVEL))
 (action
  (with-stdout-to
   %{target}
   (echo ""))))

; All compilers will include the optimization level.
; Non-MSVC compilers will include `-std=c99 -fPIC`.

(rule
 (enabled_if
  (= %{ocaml-config:ccomp_type} msvc))
 (target cflags.sexp)
 (action
  (with-stdout-to
   %{target}
   (echo "(%{read:optlevel.string})"))))

(rule
 (enabled_if
  (not
   (= %{ocaml-config:ccomp_type} msvc)))
 (target cflags.sexp)
 (action
  (with-stdout-to
   %{target}
   (echo "(-std=c99 -fPIC %{read:optlevel.string})"))))

(library
 (name tiny_httpd_ws)
 (public_name tiny_httpd.ws)
 (synopsis "Websockets for tiny_httpd")
 (private_modules common_ws_ utils_)
 (flags :standard -open Tiny_httpd_core)
 (foreign_stubs
  (language c)
  (names tiny_httpd_ws_stubs)
  (flags
   :standard
   (:include cflags.sexp)))
 (libraries
  (re_export tiny_httpd.core)
  threads))