~drizzle-trunk/drizzle/development

/* Copyright (C) 2000-2003 MySQL AB

   This program 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; version 2 of the License.

   This program 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 this program; if not, write to the Free Software

   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

#include "config.h"

#include "drizzled/internal/my_sys.h"

#include "my_static.h"

#include "drizzled/error.h"

#include "drizzled/internal/m_string.h"

#include "drizzled/charset_info.h"

#include "drizzled/charset.h"

#include <cstdio>

#include <cstdlib>

namespace drizzled

{

namespace internal

{

bool my_init_done= 0;

uint	mysys_usage_id= 0;              /* Incremented for each my_init() */

static uint32_t atoi_octal(const char *str)

{

  long int tmp;

  while (*str && my_isspace(&my_charset_utf8_general_ci, *str))

    str++;

  tmp= strtol(str, NULL, (*str == '0' ? 8 : 10));

  return (uint32_t) tmp;

}

/*

  Init my_sys functions and my_sys variabels

  SYNOPSIS

    my_init()

  RETURN

    0  ok

    1  Couldn't initialize environment

*/

bool my_init(void)

{

  char * str;

  if (my_init_done)

    return 0;

  my_init_done=1;

  mysys_usage_id++;

  my_umask= 0660;                       /* Default umask for new files */

  my_umask_dir= 0700;                   /* Default umask for new directories */

  init_glob_errs();

#if defined(HAVE_PTHREAD_INIT)

  pthread_init();

#endif

  if (my_thread_global_init())

    return 1;

  sigfillset(&my_signals);		/* signals blocked by mf_brkhant */

  {

    if (!home_dir)

    {					/* Don't initialize twice */

      if ((home_dir=getenv("HOME")) != 0)

	home_dir=intern_filename(home_dir_buff,home_dir);

      /* Default creation of new files */

      if ((str=getenv("UMASK")) != 0)

	my_umask=(int) (atoi_octal(str) | 0600);

	/* Default creation of new dir's */

      if ((str=getenv("UMASK_DIR")) != 0)

	my_umask_dir=(int) (atoi_octal(str) | 0700);

    }

    return(0);

  }

} /* my_init */

	/* End my_sys */

void my_end()

{

  free_charsets();

  my_error_unregister_all();

  my_thread_end();

  my_thread_global_end();

  my_init_done=0;

} /* my_end */

} /* namespace internal */

} /* namespace drizzled */