cmake.backbone/templates/library_constructor.c.in

#if defined(_WIN32) || defined(_WIN64)
  #include <windows.h>
  @LC_WIN32_INCLUDES@
#elif defined(linux) || defined(UNIX) || defined(__unix__)
  #define _GNU_SOURCE
  #include <dlfcn.h>
  #include <stdio.h>
  @LC_UNIX_INCLUDES@
#endif

@LC_COMMON_INCLUDES@

#include "gettext-config.h"

#if defined(_WIN32) || defined(_WIN64)
  static HINSTANCE hCurrentModuleInstance;
#endif

@LC_GLOB_VARS@

gboolean get_library_path (gchar *so_path, void *addr)
{
  gboolean ret;
#if defined(_WIN32) || defined(_WIN64)
  ret = 0 != GetModuleFileName (hCurrentModuleInstance, so_path, FILENAME_MAX);
#elif defined(linux) || defined(UNIX) || defined(__unix__)
  Dl_info dl_info;
  ret = 0 != dladdr(addr, &dl_info);
  strcpy (so_path, dl_info.dli_fname);
#endif
  return ret;
}

#if defined(_WIN32) || defined(_WIN64)
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
#elif defined(linux) || defined(UNIX) || defined(__unix__)
void __attribute__ ((constructor)) load_library (void)
#endif
{
  gchar *soDir, *localePath;
  @LC_VARS@

  gchar *so_path = g_new (gchar, FILENAME_MAX);
#if defined(_WIN32) || defined(_WIN64)
  hCurrentModuleInstance = hInstance;
  get_library_path (so_path, NULL);
  @LC_WIN32_CODE@
#elif defined(linux) || defined(UNIX) || defined(__unix__)
  get_library_path (so_path, load_library);
  @LC_UNIX_CODE@
#endif

  soDir = g_path_get_dirname (so_path);
  g_free (so_path);
  localePath = g_build_filename (soDir, "@LC_RELATIVE_PREFIX@/share/locale", NULL);
  g_free (soDir);
  bindtextdomain (GETTEXT_PACKAGE, localePath);
  bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
  g_free (localePath);

  @LC_COMMON_CODE@
}