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/* C++11 wrapper around libiberty's argv.c
Copyright (C) 2024 Free Software Foundation, Inc.
Contributed by David Malcolm <dmalcolm@redhat.com>
This file is part of GCC.
GCC 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.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_UNIQUE_ARGV_H
#define GCC_UNIQUE_ARGV_H
/* C++11 wrapper around libiberty's argv.c, with
ownership of the underlying array and strings. */
struct unique_argv
{
/* Take ownership of argv. */
unique_argv (char **argv)
: m_argv (argv)
{
}
~unique_argv ()
{
freeargv (m_argv);
}
unique_argv (const unique_argv &other) = delete;
unique_argv &operator= (const unique_argv &other) = delete;
unique_argv (unique_argv &&other)
: m_argv (other.m_argv)
{
other.m_argv = nullptr;
}
unique_argv &operator= (unique_argv &&other)
{
freeargv (m_argv);
m_argv = other.m_argv;
other.m_argv = nullptr;
return *this;
}
char **release ()
{
char **result = m_argv;
m_argv = nullptr;
return result;
}
char **m_argv;
};
#endif /* ! GCC_UNIQUE_ARGV_H */
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