Beispiel #1
0
void test_main(){

	// about 1 minute, version 1 and 2 for some reason can't pass the test
	version_test(3);
}
Beispiel #2
0
static gboolean
process_package_args (const char *cmdline, GList **packages, FILE *log)
{
  gboolean success = TRUE;
  GList *reqs;

  reqs = parse_module_list (NULL, cmdline, "(command line arguments)");
  if (reqs == NULL)
    {
      fprintf (stderr, "Must specify package names on the command line\n");
      fflush (stderr);
      return FALSE;
    }

  for (; reqs != NULL; reqs = g_list_next (reqs))
    {
      Package *req;
      RequiredVersion *ver = reqs->data;

      /* override requested versions with cmdline options */
      if (required_exact_version)
        {
          g_free (ver->version);
          ver->comparison = EQUAL;
          ver->version = g_strdup (required_exact_version);
        }
      else if (required_atleast_version)
        {
          g_free (ver->version);
          ver->comparison = GREATER_THAN_EQUAL;
          ver->version = g_strdup (required_atleast_version);
        }
      else if (required_max_version)
        {
          g_free (ver->version);
          ver->comparison = LESS_THAN_EQUAL;
          ver->version = g_strdup (required_max_version);
        }

      if (want_short_errors)
        req = get_package_quiet (ver->name);
      else
        req = get_package (ver->name);

      if (log != NULL)
        {
          if (req == NULL)
            fprintf (log, "%s NOT-FOUND\n", ver->name);
          else
            fprintf (log, "%s %s %s\n", ver->name,
                     comparison_to_str (ver->comparison),
                     (ver->version == NULL) ? "(null)" : ver->version);
        }

      if (req == NULL)
        {
          success = FALSE;
          verbose_error ("No package '%s' found\n", ver->name);
          continue;
        }

      if (!version_test (ver->comparison, req->version, ver->version))
        {
          success = FALSE;
          verbose_error ("Requested '%s %s %s' but version of %s is %s\n",
                         ver->name,
                         comparison_to_str (ver->comparison),
                         ver->version,
                         req->name,
                         req->version);
          if (req->url)
            verbose_error ("You may find new versions of %s at %s\n",
                           req->name, req->url);
          continue;
        }

      *packages = g_list_prepend (*packages, req);
    }

  *packages = g_list_reverse (*packages);

  return success;
}
Beispiel #3
0
static void
verify_package (Package *pkg)
{
  GSList *requires = NULL;
  GSList *conflicts = NULL;
  GSList *system_directories = NULL;
  GSList *iter;
  GSList *requires_iter;
  GSList *conflicts_iter;
  GSList *system_dir_iter = NULL;
  int count;
  gchar *c_include_path;

  /* Be sure we have the required fields */

  if (pkg->key == NULL)
    {
      fprintf (stderr,
               "Internal pkg-config error, package with no key, please file a bug report\n");
      exit (1);
    }
  
  if (pkg->name == NULL)
    {
      verbose_error ("Package '%s' has no Name: field\n",
                     pkg->key);
      exit (1);
    }

  if (pkg->version == NULL)
    {
      verbose_error ("Package '%s' has no Version: field\n",
                     pkg->key);
      exit (1);
    }

  if (pkg->description == NULL)
    {
      verbose_error ("Package '%s' has no Description: field\n",
                     pkg->key);
      exit (1);
    }
  
  /* Make sure we have the right version for all requirements */

  iter = pkg->requires_private;

  while (iter != NULL)
    {
      Package *req = iter->data;
      RequiredVersion *ver = NULL;

      if (pkg->required_versions)
        ver = g_hash_table_lookup (pkg->required_versions,
                                   req->key);

      if (ver)
        {
          if (!version_test (ver->comparison, req->version, ver->version))
            {
              verbose_error ("Package '%s' requires '%s %s %s' but version of %s is %s\n",
                             pkg->name, req->key,
                             comparison_to_str (ver->comparison),
                             ver->version,
                             req->name,
                             req->version);
              if (req->url)
                verbose_error ("You may find new versions of %s at %s\n",
                               req->name, req->url);

              exit (1);
            }
        }
                                   
      iter = g_slist_next (iter);
    }

  /* Make sure we didn't drag in any conflicts via Requires
   * (inefficient algorithm, who cares)
   */
  
  recursive_fill_list (pkg, get_requires_private, &requires);
  conflicts = get_conflicts (pkg);

  requires_iter = requires;
  while (requires_iter != NULL)
    {
      Package *req = requires_iter->data;
      
      conflicts_iter = conflicts;

      while (conflicts_iter != NULL)
        {
          RequiredVersion *ver = conflicts_iter->data;

          if (version_test (ver->comparison,
                            req->version,
                            ver->version))
            {
              verbose_error ("Version %s of %s creates a conflict.\n"
                             "(%s %s %s conflicts with %s %s)\n",
                             req->version, req->name,
                             ver->name,
                             comparison_to_str (ver->comparison),
                             ver->version ? ver->version : "(any)",
                             ver->owner->name,
                             ver->owner->version);

              exit (1);
            }

          conflicts_iter = g_slist_next (conflicts_iter);
        }
      
      requires_iter = g_slist_next (requires_iter);
    }
  
  g_slist_free (requires);

  /* We make a list of system directories that gcc expects so we can remove
   * them.
   */
#ifndef G_OS_WIN32
  system_directories = g_slist_append (NULL, g_strdup ("/usr/include"));
#endif

  c_include_path = g_getenv ("C_INCLUDE_PATH");
  if (c_include_path != NULL)
    {
      system_directories = add_env_variable_to_list (system_directories, c_include_path);
    }
  
  c_include_path = g_getenv ("CPLUS_INCLUDE_PATH");
  if (c_include_path != NULL)
    {
      system_directories = add_env_variable_to_list (system_directories, c_include_path);
    }

  count = 0;
  iter = pkg->I_cflags;
  while (iter != NULL)
    {
      gint offset = 0;
      /* we put things in canonical -I/usr/include (vs. -I /usr/include) format,
       * but if someone changes it later we may as well be robust
       */
      if (((strncmp (iter->data, "-I", 2) == 0) && (offset = 2))||
          ((strncmp (iter->data, "-I ", 3) == 0) && (offset = 3)))
        {
	  if (offset == 0)
	    {
	      iter = iter->next;
	      continue;
	    }

	  system_dir_iter = system_directories;
	  while (system_dir_iter != NULL)
	    {
	      if (strcmp (system_dir_iter->data,
                          ((char*)iter->data) + offset) == 0)
		{
		  debug_spew ("Package %s has %s in Cflags\n",
			      pkg->name, (gchar *)iter->data);
		  if (g_getenv ("PKG_CONFIG_ALLOW_SYSTEM_CFLAGS") == NULL)
		    {
		      debug_spew ("Removing %s from cflags for %s\n", iter->data, pkg->key);
		      ++count;
		      iter->data = NULL;
		      
		      break;
		    }
		}
	      system_dir_iter = system_dir_iter->next;
	    }
        }

      iter = iter->next;
    }

  while (count)
    {
      pkg->I_cflags = g_slist_remove (pkg->I_cflags, NULL);
      --count;
    }

  g_slist_foreach (system_directories, (GFunc) g_free, NULL);
  g_slist_free (system_directories);

#ifdef PREFER_LIB64
#define SYSTEM_LIBDIR "/usr/lib64"
#else
#define SYSTEM_LIBDIR "/usr/lib"
#endif
  count = 0;
  iter = pkg->L_libs;
  while (iter != NULL)
    {
      if (strcmp (iter->data, "-L" SYSTEM_LIBDIR) == 0 ||
          strcmp (iter->data, "-L " SYSTEM_LIBDIR) == 0)
        {
          debug_spew ("Package %s has -L" SYSTEM_LIBDIR " in Libs\n",
                      pkg->name);
          if (g_getenv ("PKG_CONFIG_ALLOW_SYSTEM_LIBS") == NULL)
            {              
              iter->data = NULL;
              ++count;
              debug_spew ("Removing -L" SYSTEM_LIBDIR " from libs for %s\n", pkg->key);
            }
        }

      iter = iter->next;
    }
#undef SYSTEM_LIBDIR

  while (count)
    {
      pkg->L_libs = g_slist_remove (pkg->L_libs, NULL);
      --count;
    }
}
Beispiel #4
0
int
main (int argc, char **argv)
{
  static int want_my_version = 0;
  static int want_version = 0;
  static int want_libs = 0;
  static int want_cflags = 0;
  static int want_l_libs = 0;
  static int want_L_libs = 0;
  static int want_other_libs = 0;
  static int want_I_cflags = 0;
  static int want_other_cflags = 0;
  static int want_list = 0;
  static int want_static_lib_list = ENABLE_INDIRECT_DEPS;
  static int want_short_errors = 0;
  static int want_uninstalled = 0;
  static char *variable_name = NULL;
  static int want_exists = 0;
  static int want_provides = 0;
  static int want_requires = 0;
  static int want_requires_private = 0;
  static char *required_atleast_version = NULL;
  static char *required_exact_version = NULL;
  static char *required_max_version = NULL;
  static char *required_pkgconfig_version = NULL;
  static int want_silence_errors = 0;
  static int want_variable_list = 0;
  GString *str;
  GSList *packages = NULL;
  char *search_path;
  char *pcbuilddir;
  gboolean need_newline;
  FILE *log = NULL;
  GError *error = NULL;
  GOptionContext *opt_context;

  GOptionEntry options_table[] = {
    { "version", 0, 0, G_OPTION_ARG_NONE, &want_my_version,
      "output version of pkg-config", NULL },
    { "modversion", 0, 0, G_OPTION_ARG_NONE, &want_version,
      "output version for package", NULL },
    { "atleast-pkgconfig-version", 0, 0, G_OPTION_ARG_STRING,
      &required_pkgconfig_version,
      "require given version of pkg-config", "VERSION" },
    { "libs", 0, 0, G_OPTION_ARG_NONE, &want_libs,
      "output all linker flags", NULL },
    { "static", 0, 0, G_OPTION_ARG_NONE, &want_static_lib_list,
      "output linker flags for static linking", NULL },
    { "short-errors", 0, 0, G_OPTION_ARG_NONE, &want_short_errors,
      "print short errors", NULL },
    { "libs-only-l", 0, 0, G_OPTION_ARG_NONE, &want_l_libs,
      "output -l flags", NULL },
    { "libs-only-other", 0, 0, G_OPTION_ARG_NONE, &want_other_libs,
      "output other libs (e.g. -pthread)", NULL },
    { "libs-only-L", 0, 0, G_OPTION_ARG_NONE, &want_L_libs,
      "output -L flags", NULL },
    { "cflags", 0, 0, G_OPTION_ARG_NONE, &want_cflags,
      "output all pre-processor and compiler flags", NULL },
    { "cflags-only-I", 0, 0, G_OPTION_ARG_NONE, &want_I_cflags,
      "output -I flags", NULL },
    { "cflags-only-other", 0, 0, G_OPTION_ARG_NONE, &want_other_cflags,
      "output cflags not covered by the cflags-only-I option", NULL },
    { "variable", 0, 0, G_OPTION_ARG_STRING, &variable_name,
      "get the value of variable named NAME", "NAME" },
    { "define-variable", 0, 0, G_OPTION_ARG_CALLBACK, &define_variable_cb,
      "set variable NAME to VALUE", "NAME=VALUE" },
    { "exists", 0, 0, G_OPTION_ARG_NONE, &want_exists,
      "return 0 if the module(s) exist", NULL },
    { "print-variables", 0, 0, G_OPTION_ARG_NONE, &want_variable_list,
      "output list of variables defined by the module", NULL },
    { "uninstalled", 0, 0, G_OPTION_ARG_NONE, &want_uninstalled,
      "return 0 if the uninstalled version of one or more module(s) "
      "or their dependencies will be used", NULL },
    { "atleast-version", 0, 0, G_OPTION_ARG_STRING, &required_atleast_version,
      "return 0 if the module is at least version VERSION", "VERSION" },
    { "exact-version", 0, 0, G_OPTION_ARG_STRING, &required_exact_version,
      "return 0 if the module is at exactly version VERSION", "VERSION" },
    { "max-version", 0, 0, G_OPTION_ARG_STRING, &required_max_version,
      "return 0 if the module is at no newer than version VERSION", "VERSION" },
    { "list-all", 0, 0, G_OPTION_ARG_NONE, &want_list,
      "list all known packages", NULL },
    { "debug", 0, 0, G_OPTION_ARG_NONE, &want_debug_spew,
      "show verbose debug information", NULL },
    { "print-errors", 0, 0, G_OPTION_ARG_NONE, &want_verbose_errors,
      "show verbose information about missing or conflicting packages,"
      "default if --cflags or --libs given on the command line", NULL },
    { "silence-errors", 0, 0, G_OPTION_ARG_NONE, &want_silence_errors,
      "be silent about errors (default unless --cflags or --libs"
      "given on the command line)", NULL },
    { "errors-to-stdout", 0, 0, G_OPTION_ARG_NONE, &want_stdout_errors,
      "print errors from --print-errors to stdout not stderr", NULL },
    { "print-provides", 0, 0, G_OPTION_ARG_NONE, &want_provides,
      "print which packages the package provides", NULL },
    { "print-requires", 0, 0, G_OPTION_ARG_NONE, &want_requires,
      "print which packages the package requires", NULL },
    { "print-requires-private", 0, 0, G_OPTION_ARG_NONE, &want_requires_private,
      "print which packages the package requires for static linking", NULL },
#ifdef G_OS_WIN32
    { "dont-define-prefix", 0, 0, G_OPTION_ARG_NONE, &dont_define_prefix,
      "don't try to override the value of prefix for each .pc file found with "
      "a guesstimated value based on the location of the .pc file", NULL },
    { "prefix-variable", 0, 0, G_OPTION_ARG_STRING, &prefix_variable,
      "set the name of the variable that pkg-config automatically sets",
      "PREFIX" },
    { "msvc-syntax", 0, 0, G_OPTION_ARG_NONE, &msvc_syntax,
      "output -l and -L flags for the Microsoft compiler (cl)", NULL },
#endif
    { NULL, 0, 0, 0, NULL, NULL, NULL }
  };

  /* This is here so that we get debug spew from the start,
   * during arg parsing
   */
  if (getenv ("PKG_CONFIG_DEBUG_SPEW"))
    {
      want_debug_spew = TRUE;
      want_verbose_errors = TRUE;
      want_silence_errors = FALSE;
      debug_spew ("PKG_CONFIG_DEBUG_SPEW variable enabling debug spew\n");
    }


  /* Get the built-in search path */
  init_pc_path ();
  if (pkg_config_pc_path == NULL)
    {
      /* Even when we override the built-in search path, we still use it later
       * to add pc_path to the virtual pkg-config package.
       */
      verbose_error ("Failed to get default search path\n");
      exit (1);
    }

  search_path = getenv ("PKG_CONFIG_PATH");
  if (search_path) 
    {
      add_search_dirs(search_path, G_SEARCHPATH_SEPARATOR_S);
    }
  if (getenv("PKG_CONFIG_LIBDIR") != NULL) 
    {
      add_search_dirs(getenv("PKG_CONFIG_LIBDIR"), G_SEARCHPATH_SEPARATOR_S);
    }
  else
    {
      add_search_dirs(pkg_config_pc_path, G_SEARCHPATH_SEPARATOR_S);
    }

  pcsysrootdir = getenv ("PKG_CONFIG_SYSROOT_DIR");
  if (pcsysrootdir)
    {
      define_global_variable ("pc_sysrootdir", pcsysrootdir);
    }
  else
    {
      define_global_variable ("pc_sysrootdir", "/");
    }

  pcbuilddir = getenv ("PKG_CONFIG_TOP_BUILD_DIR");
  if (pcbuilddir)
    {
      define_global_variable ("pc_top_builddir", pcbuilddir);
    }
  else
    {
      /* Default appropriate for automake */
      define_global_variable ("pc_top_builddir", "$(top_builddir)");
    }

  if (getenv ("PKG_CONFIG_DISABLE_UNINSTALLED"))
    {
      debug_spew ("disabling auto-preference for uninstalled packages\n");
      disable_uninstalled = TRUE;
    }

  /* Parse options */
  opt_context = g_option_context_new (NULL);
  g_option_context_add_main_entries (opt_context, options_table, NULL);
  if (!g_option_context_parse(opt_context, &argc, &argv, &error))
    {
      fprintf (stderr, "%s\n", error->message);
      return 1;
    }


  /* Error printing is determined as follows:
   *     - for --cflags, --libs, etc. it's on by default
   *       and --silence-errors can turn it off
   *     - for --exists, --max-version, etc. and no options
   *       at all, it's off by default and --print-errors
   *       will turn it on
   */

  if (want_my_version ||
      want_version ||
      want_libs ||
      want_cflags ||
      want_l_libs ||
      want_L_libs ||
      want_other_libs ||
      want_I_cflags ||
      want_other_cflags ||
      want_list ||
      want_variable_list)
    {
      debug_spew ("Error printing enabled by default due to use of --version, --libs, --cflags, --libs-only-l, --libs-only-L, --libs-only-other, --cflags-only-I, --cflags-only-other or --list. Value of --silence-errors: %d\n", want_silence_errors);

      if (want_silence_errors && getenv ("PKG_CONFIG_DEBUG_SPEW") == NULL)
        want_verbose_errors = FALSE;
      else
        want_verbose_errors = TRUE;
    }
  else
    {
      debug_spew ("Error printing disabled by default, value of --print-errors: %d\n",
                  want_verbose_errors);

      /* Leave want_verbose_errors unchanged, reflecting --print-errors */
    }

  if (want_verbose_errors)
    debug_spew ("Error printing enabled\n");
  else
    debug_spew ("Error printing disabled\n");

  if (want_static_lib_list)
    enable_private_libs();
  else
    disable_private_libs();

  /* honor Requires.private if any Cflags are requested or any static
   * libs are requested */

  if (want_I_cflags || want_other_cflags || want_cflags ||
      want_requires_private || want_exists ||
      (want_static_lib_list && (want_libs || want_l_libs || want_L_libs)))
    enable_requires_private();

  /* ignore Requires if no Cflags or Libs are requested */

  if (!want_I_cflags && !want_other_cflags && !want_cflags &&
      !want_libs && !want_l_libs && !want_L_libs && !want_requires &&
      !want_exists)
    disable_requires();

  if (want_my_version)
    {
      printf ("%s\n", VERSION);
      return 0;
    }

  if (required_pkgconfig_version)
    {
      if (compare_versions (VERSION, required_pkgconfig_version) >= 0)
        return 0;
      else
        return 1;
    }

  package_init ();

  if (want_list)
    {
      print_package_list ();
      return 0;
    }

  /* Collect packages from remaining args */
  str = g_string_new ("");
  while (argc > 1)
    {
      argc--;
      argv++;

      g_string_append (str, *argv);
      g_string_append (str, " ");
    }

  g_option_context_free (opt_context);

  g_strstrip (str->str);

  if (getenv("PKG_CONFIG_LOG") != NULL)
    {
      log = fopen (getenv ("PKG_CONFIG_LOG"), "a");
      if (log == NULL)
	{
	  fprintf (stderr, "Cannot open log file: %s\n",
		   getenv ("PKG_CONFIG_LOG"));
	  exit (1);
	}
    }

  {
    gboolean failed = FALSE;
    GSList *reqs;
    GSList *iter;

    reqs = parse_module_list (NULL, str->str,
                              "(command line arguments)");

    iter = reqs;

    while (iter != NULL)
      {
        Package *req;
        RequiredVersion *ver = iter->data;

	/* override requested versions with cmdline options */
	if (required_exact_version)
	  {
	    g_free (ver->version);
	    ver->comparison = EQUAL;
	    ver->version = g_strdup (required_exact_version);
	  }
	else if (required_atleast_version)
	  {
	    g_free (ver->version);
	    ver->comparison = GREATER_THAN_EQUAL;
	    ver->version = g_strdup (required_atleast_version);
	  }
	else if (required_max_version)
	  {
	    g_free (ver->version);
	    ver->comparison = LESS_THAN_EQUAL;
	    ver->version = g_strdup (required_max_version);
	  }

        if (want_short_errors)
          req = get_package_quiet (ver->name);
        else
          req = get_package (ver->name);

	if (log != NULL)
	  {
	    if (req == NULL)
	      fprintf (log, "%s NOT-FOUND", ver->name);
	    else
	      fprintf (log, "%s %s %s", ver->name,
		       comparison_to_str (ver->comparison),
		       (ver->version == NULL) ? "(null)" : ver->version);
	    fprintf (log, "\n");
	  }

        if (req == NULL)
          {
            failed = TRUE;
            verbose_error ("No package '%s' found\n", ver->name);
            goto nextiter;
          }

        if (!version_test (ver->comparison, req->version, ver->version))
          {
            failed = TRUE;
            verbose_error ("Requested '%s %s %s' but version of %s is %s\n",
                           ver->name,
                           comparison_to_str (ver->comparison),
                           ver->version,
                           req->name,
                           req->version);

	    if (req->url)
	      verbose_error ("You may find new versions of %s at %s\n",
			     req->name, req->url);

            goto nextiter;
          }

        packages = g_slist_prepend (packages, req);

      nextiter:
        iter = g_slist_next (iter);
      }

    if (log != NULL)
      {
	fclose (log);
      }

    if (failed) {
      return 1;
    }

  if (want_variable_list)
    {
      GSList *tmp;
      tmp = packages;
      while (tmp != NULL)
        {
          Package *pkg = tmp->data;
          g_hash_table_foreach(pkg->vars,
                               &print_hashtable_key,
                               NULL);
          tmp = g_slist_next (tmp);
          if (tmp) printf ("\n");
        }
      need_newline = FALSE;
    }

  }

  g_string_free (str, TRUE);

  packages = g_slist_reverse (packages);

  if (packages == NULL)
    {
      fprintf (stderr, "Must specify package names on the command line\n");

      exit (1);
    }

  if (want_exists)
    return 0; /* if we got here, all the packages existed. */

  if (want_uninstalled)
    {
      /* See if > 0 pkgs (including dependencies recursively) were uninstalled */
      GSList *tmp;
      tmp = packages;
      while (tmp != NULL)
        {
          Package *pkg = tmp->data;

          if (pkg_uninstalled (pkg))
            return 0;

          tmp = g_slist_next (tmp);
        }

      return 1;
    }

  if (want_version)
    {
      GSList *tmp;
      tmp = packages;
      while (tmp != NULL)
        {
          Package *pkg = tmp->data;

          printf ("%s\n", pkg->version);

          tmp = g_slist_next (tmp);
        }
    }

 if (want_provides)
   {
     GSList *tmp;
     tmp = packages;
     while (tmp != NULL)
       {
         Package *pkg = tmp->data;
         char *key;
         key = pkg->key;
         while (*key == '/')
           key++;
         if (strlen(key) > 0)
           printf ("%s = %s\n", key, pkg->version);
         tmp = g_slist_next (tmp);
       }
   }

  if (want_requires)
    {
      GSList *pkgtmp;
      for (pkgtmp = packages; pkgtmp != NULL; pkgtmp = g_slist_next (pkgtmp))
        {
          Package *pkg = pkgtmp->data;
          GSList *reqtmp;

          /* process Requires: */
          for (reqtmp = pkg->requires; reqtmp != NULL; reqtmp = g_slist_next (reqtmp))
            {
              Package *deppkg = reqtmp->data;
              RequiredVersion *req;
              req = g_hash_table_lookup(pkg->required_versions, deppkg->key);
              if ((req == NULL) || (req->comparison == ALWAYS_MATCH))
                printf ("%s\n", deppkg->key);
              else
                printf ("%s %s %s\n", deppkg->key,
                  comparison_to_str(req->comparison),
                  req->version);
            }
        }
    }
  if (want_requires_private)
    {
      GSList *pkgtmp;
      for (pkgtmp = packages; pkgtmp != NULL; pkgtmp = g_slist_next (pkgtmp))
        {
          Package *pkg = pkgtmp->data;
          GSList *reqtmp;
          /* process Requires.private: */
          for (reqtmp = pkg->requires_private; reqtmp != NULL; reqtmp = g_slist_next (reqtmp))
            {

              Package *deppkg = reqtmp->data;
              RequiredVersion *req;

              if (g_slist_find (pkg->requires, reqtmp->data))
                continue;

              req = g_hash_table_lookup(pkg->required_versions, deppkg->key);
              if ((req == NULL) || (req->comparison == ALWAYS_MATCH))
                printf ("%s\n", deppkg->key);
              else
                printf ("%s %s %s\n", deppkg->key,
                  comparison_to_str(req->comparison),
                  req->version);
            }
        }
    }
  
  /* Print all flags; then print a newline at the end. */
  need_newline = FALSE;

  if (variable_name)
    {
      char *str = packages_get_var (packages, variable_name);
      printf ("%s", str);
      g_free (str);
      need_newline = TRUE;
    }

  if (want_I_cflags)
    {
      char *str = packages_get_I_cflags (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }
  else if (want_other_cflags)
    {
      char *str = packages_get_other_cflags (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }
  else if (want_cflags)
    {
      char *str = packages_get_all_cflags (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }

  if (want_l_libs)
    {
      char *str = packages_get_l_libs (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }
  else if (want_L_libs)
    {
      char *str = packages_get_L_libs (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }
  else if (want_other_libs)
    {
      char *str = packages_get_other_libs (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }
  else if (want_libs)
    {
      char *str = packages_get_all_libs (packages);
      printf ("%s ", str);
      g_free (str);
      need_newline = TRUE;
    }

  if (need_newline)
    printf ("\n");

  return 0;
}