/* This file is part of GNU Pies.
Copyright (C) 2015 Sergey Poznyakoff
GNU Pies is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Pies is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Pies. If not, see . */
#include
#include
#include
struct grecs_txtacc *pp_cmd;
void
pp_add_option (const char *opt, const char *arg)
{
if (!DEFAULT_PREPROCESSOR)
{
grecs_error (NULL, 0, _("no preprocessor configured"));
exit (EX_CONFIG);
}
if (!pp_cmd)
{
pp_cmd = grecs_txtacc_create ();
grecs_txtacc_grow_string (pp_cmd, DEFAULT_PREPROCESSOR);
}
grecs_txtacc_grow_char (pp_cmd, ' ');
grecs_txtacc_grow_string (pp_cmd, opt);
if (arg)
{
grecs_txtacc_grow_char (pp_cmd, '\'');
for (; *arg; ++arg)
{
if (*arg == '\'')
grecs_txtacc_grow_string (pp_cmd, "'\\''");
else
grecs_txtacc_grow (pp_cmd, arg, 1);
}
grecs_txtacc_grow_char (pp_cmd, '\'');
}
}
char *
pp_command_line (void)
{
char *ret;
if (!DEFAULT_PREPROCESSOR)
return NULL;
if (!pp_cmd)
{
pp_cmd = grecs_txtacc_create ();
grecs_txtacc_grow_string (pp_cmd, DEFAULT_PREPROCESSOR);
}
grecs_txtacc_grow_char (pp_cmd, 0);
ret = grecs_txtacc_finish (pp_cmd, 1);
grecs_txtacc_free (pp_cmd);
pp_cmd = NULL;
return ret;
}