package configurator

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Helper library for gathering system configuration

Install

Dune Dependency

Authors

Maintainers

Sources

configurator-v0.9.0.tar.gz
sha256=29cd82be5ca0612e9e5eb63c9b1990d2bdc83cfb1d1977227b0c45e6523601c7
md5=857aed0fda772fd2c1632affb0d3bcb6

README.org.html

README.org

* Configurator

Configurator is a small library that helps writing OCaml scripts that
test features available on the system, in order to generate config.h
files for instance.

Configurator allows one to:
- test if a C program compiles
- query pkg-config
- import #define from OCaml header files
- generate config.h file

For instance:

#+begin_src ocaml
open Base
module C = Configurator

let clock_gettime_code = {|
#include <time.h>

int main()
{
  struct timespec ts;
  clock_gettime(CLOCK_REALTIME, &ts);
  return 0;
}
|}

let () =
  C.main ~name:"foo" (fun c ->
    let has_clock_gettime = C.c_test c clock_gettime_code ~link_flags:["-lrt"] in

    C.C_define.gen_header_file c ~fname:"config.h"
      [ "HAS_CKOCK_GETTIME", Switch has_ckock_gettime ]);
#+end_src
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