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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* 
 * e-xml-utils.c
 * Copyright (C) 2000  Helix Code, Inc.
 * Author: Chris Lahey <clahey@helixcode.com>
 *
 * This library 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 2 of the
 * License, or (at your option) any later version.
 *
 * 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 library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#include <glib.h>
#include <gtk/gtkobject.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <ctype.h>
#include <sys/stat.h>
#include <string.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#include "e-util.h"
#if 0
#include <libgnomevfs/gnome-vfs.h>
#endif

int
g_str_compare(const void *x, const void *y)
{
    if (x == NULL || y == NULL) {
        if (x == y)
            return 0;
        else
            return x ? -1 : 1;
    } 
        
    return strcmp(x, y);
}

int
g_int_compare(const void *x, const void *y)
{
  if ( GPOINTER_TO_INT(x) < GPOINTER_TO_INT(y) )
    return -1;
  else if ( GPOINTER_TO_INT(x) == GPOINTER_TO_INT(y) )
    return 0;
  else
    return 1;
}

char *
e_strdup_strip(const char *string)
{
    int i;
    int length = 0;
    int initial = 0;
    for ( i = 0; string[i]; i++ ) {
        if (initial == i && isspace((unsigned char) string[i])) {
            initial ++;
        }
        if (!isspace((unsigned char) string[i])) {
            length = i - initial + 1;
        }
    }
    return g_strndup(string + initial, length);
}

void
e_free_object_list (GList *list)
{
    GList *p;

    for (p = list; p != NULL; p = p->next)
        gtk_object_unref (GTK_OBJECT (p->data));

    g_list_free (list);
}

void
e_free_object_slist (GSList *list)
{
    GSList *p;

    for (p = list; p != NULL; p = p->next)
        gtk_object_unref (GTK_OBJECT (p->data));

    g_slist_free (list);
}

void
e_free_string_list (GList *list)
{
    GList *p;

    for (p = list; p != NULL; p = p->next)
        g_free (p->data);

    g_list_free (list);
}

void
e_free_string_slist (GSList *list)
{
    GSList *p;

    for (p = list; p != NULL; p = p->next)
        g_free (p->data);
    g_slist_free (list);
}

#define BUFF_SIZE 1024

char *
e_read_file(const char *filename)
{
    int fd;
    char buffer[BUFF_SIZE];
    GList *list = NULL, *list_iterator;
    GList *lengths = NULL, *lengths_iterator;
    int length = 0;
    int bytes;
    char *ret_val;

    fd = open(filename, O_RDONLY);
    if (fd == -1)
        return NULL;
    bytes = read(fd, buffer, BUFF_SIZE);
    while (bytes) {
        if (bytes > 0) {
            char *temp = g_malloc(bytes);
            memcpy (temp, buffer, bytes);
            list = g_list_prepend(list, temp);
            lengths = g_list_prepend(lengths, GINT_TO_POINTER(bytes));
            length += bytes;
        } else {
            if (errno != EINTR) {
                close(fd);
                g_list_foreach(list, (GFunc) g_free, NULL);
                g_list_free(list);
                g_list_free(lengths);
                return NULL;
            }
        }
        bytes = read(fd, buffer, BUFF_SIZE);
    }
    ret_val = g_new(char, length + 1);
    ret_val[length] = 0;
    lengths_iterator = lengths;
    list_iterator = list;
    for ( ; list_iterator; list_iterator = list_iterator->next, lengths_iterator = lengths_iterator->next) {
        int this_length = GPOINTER_TO_INT(lengths_iterator->data);
        length -= this_length;
        memcpy(ret_val + length, list_iterator->data, this_length);
    }
    close(fd);
    g_list_foreach(list, (GFunc) g_free, NULL);
    g_list_free(list);
    g_list_free(lengths);
    return ret_val;
}

gint
e_write_file(const char *filename, const char *data, int flags)
{
    int fd;
    int length = strlen(data);
    int bytes;
    fd = open(filename, flags, 0666);
    if (fd == -1)
        return errno;
    while (length > 0) {
        bytes = write(fd, data, length);
        if (bytes > 0) {
            length -= bytes;
            data += bytes;
        } else {
            if (errno != EINTR && errno != EAGAIN) {
                int save_errno = errno;
                close(fd);
                return save_errno;
            }
        }
    }
    if (close(fd) != 0) {
        return errno;
    }
    return 0;
}

gint
e_write_file_mkstemp(char *filename, const char *data)
{
    int fd;
    int length = strlen(data);
    int bytes;
    fd = mkstemp (filename);
    if (fd == -1)
        return errno;
    while (length > 0) {
        bytes = write(fd, data, length);
        if (bytes > 0) {
            length -= bytes;
            data += bytes;
        } else {
            if (errno != EINTR && errno != EAGAIN) {
                int save_errno = errno;
                close(fd);
                return save_errno;
            }
        }
    }
    if (close(fd) != 0) {
        return errno;
    }
    return 0;
}

/**
 * e_mkdir_hier:
 * @path: a directory path
 * @mode: a mode, as for mkdir(2)
 *
 * This creates the named directory with the given @mode, creating
 * any necessary intermediate directories (with the same @mode).
 *
 * Return value: 0 on success, -1 on error, in which case errno will
 * be set as for mkdir(2).
 **/
int
e_mkdir_hier(const char *path, mode_t mode)
{
    char *copy, *p;

    p = copy = g_strdup (path);
    do {
        p = strchr (p + 1, '/');
        if (p)
            *p = '\0';
        if (access (copy, F_OK) == -1) {
            if (mkdir (copy, mode) == -1) {
                g_free (copy);
                return -1;
            }
        }
        if (p)
            *p = '/';
    } while (p);

    g_free (copy);
    return 0;
}

#if 0
char *
e_read_uri(const char *uri)
{
    GnomeVFSHandle *handle;
    GList *list = NULL, *list_iterator;
    GList *lengths = NULL, *lengths_iterator;
    gchar buffer[1025];
    gchar *ret_val;
    int length = 0;
    GnomeVFSFileSize bytes;

    gnome_vfs_open(&handle, uri, GNOME_VFS_OPEN_READ);
    
    gnome_vfs_read(handle, buffer, 1024, &bytes);
    while (bytes) {
        if (bytes) {
            char *temp = g_malloc(bytes);
            memcpy (temp, buffer, bytes);
            list = g_list_prepend(list, temp);
            lengths = g_list_prepend(lengths, GINT_TO_POINTER((gint) bytes));
            length += bytes;
        }
        gnome_vfs_read(handle, buffer, 1024, &bytes);
    }

    ret_val = g_new(char, length + 1);
    ret_val[length] = 0;
    lengths_iterator = lengths;
    list_iterator = list;
    for ( ; list_iterator; list_iterator = list_iterator->next, lengths_iterator = lengths_iterator->next) {
        int this_length = GPOINTER_TO_INT(lengths_iterator->data);
        length -= this_length;
        memcpy(ret_val + length, list_iterator->data, this_length);
    }
    gnome_vfs_close(handle);
    g_list_foreach(list, (GFunc) g_free, NULL);
    g_list_free(list);
    g_list_free(lengths);
    return ret_val;
}
#endif

typedef gint (*GtkSignal_INT__INT_INT_POINTER) (GtkObject * object,
                        gint arg1,
                        gint arg2,
                        gpointer arg3,
                        gpointer user_data);

void
e_marshal_INT__INT_INT_POINTER (GtkObject * object,
                GtkSignalFunc func,
                gpointer func_data, GtkArg * args)
{
    GtkSignal_INT__INT_INT_POINTER rfunc;
    gint *return_val;
    return_val = GTK_RETLOC_INT (args[3]);
    rfunc = (GtkSignal_INT__INT_INT_POINTER) func;
    *return_val = (*rfunc) (object,
                GTK_VALUE_INT     (args[0]),
                GTK_VALUE_INT     (args[1]),
                GTK_VALUE_POINTER (args[2]),
                func_data);
}

typedef gint (*GtkSignal_INT__INT_POINTER_INT_POINTER) (GtkObject * object,
                            gint arg1,
                            gpointer arg2,
                            gint arg3,
                            gpointer arg4,
                            gpointer user_data);

void
e_marshal_INT__INT_POINTER_INT_POINTER (GtkObject * object,
                    GtkSignalFunc func,
                    gpointer func_data, GtkArg * args)
{
    GtkSignal_INT__INT_POINTER_INT_POINTER rfunc;
    gint *return_val;
    return_val = GTK_RETLOC_INT (args[4]);
    rfunc = (GtkSignal_INT__INT_POINTER_INT_POINTER) func;
    *return_val = (*rfunc) (object,
                GTK_VALUE_INT     (args[0]),
                GTK_VALUE_POINTER (args[1]),
                GTK_VALUE_INT     (args[2]),
                GTK_VALUE_POINTER (args[3]),
                func_data);
}

typedef void (*GtkSignal_NONE__OBJECT_DOUBLE_DOUBLE_BOOL) (GtkObject * object,
                                  GtkObject *arg1,
                                  gdouble arg2,
                                  gdouble arg3,
                                  gboolean arg4,
                                  gpointer user_data);

void
e_marshal_NONE__OBJECT_DOUBLE_DOUBLE_BOOL (GtkObject * object,
                       GtkSignalFunc func,
                       gpointer func_data, GtkArg * args)
{
    GtkSignal_NONE__OBJECT_DOUBLE_DOUBLE_BOOL rfunc;
    rfunc = (GtkSignal_NONE__OBJECT_DOUBLE_DOUBLE_BOOL) func;
    (*rfunc) (object,
          GTK_VALUE_OBJECT (args[0]),
          GTK_VALUE_DOUBLE (args[1]),
          GTK_VALUE_DOUBLE (args[2]),
          GTK_VALUE_BOOL   (args[3]),
          func_data);
}

typedef gdouble (*GtkSignal_DOUBLE__OBJECT_DOUBLE_DOUBLE_BOOL) (GtkObject * object,
                                GtkObject *arg1,
                                gdouble arg2,
                                gdouble arg3,
                                gboolean arg4,
                                gpointer user_data);

void
e_marshal_DOUBLE__OBJECT_DOUBLE_DOUBLE_BOOL (GtkObject * object,
                    GtkSignalFunc func,
                    gpointer func_data, GtkArg * args)
{
    GtkSignal_DOUBLE__OBJECT_DOUBLE_DOUBLE_BOOL rfunc;
    gdouble *return_val;
    return_val = GTK_RETLOC_DOUBLE (args[4]);
    rfunc = (GtkSignal_DOUBLE__OBJECT_DOUBLE_DOUBLE_BOOL) func;
    *return_val = (*rfunc) (object,
                GTK_VALUE_OBJECT (args[0]),
                GTK_VALUE_DOUBLE (args[1]),
                GTK_VALUE_DOUBLE (args[2]),
                GTK_VALUE_BOOL   (args[3]),
                func_data);
}

typedef gdouble (*GtkSignal_BOOL__OBJECT_DOUBLE_DOUBLE_BOOL) (GtkObject * object,
                                  GtkObject *arg1,
                                  gdouble arg2,
                                  gdouble arg3,
                                  gboolean arg4,
                                  gpointer user_data);

void
e_marshal_BOOL__OBJECT_DOUBLE_DOUBLE_BOOL (GtkObject * object,
                    GtkSignalFunc func,
                    gpointer func_data, GtkArg * args)
{
    GtkSignal_BOOL__OBJECT_DOUBLE_DOUBLE_BOOL rfunc;
    gboolean *return_val;
    return_val = GTK_RETLOC_BOOL (args[4]);
    rfunc = (GtkSignal_BOOL__OBJECT_DOUBLE_DOUBLE_BOOL) func;
    *return_val = (*rfunc) (object,
                GTK_VALUE_OBJECT (args[0]),
                GTK_VALUE_DOUBLE (args[1]),
                GTK_VALUE_DOUBLE (args[2]),
                GTK_VALUE_BOOL   (args[3]),
                func_data);
}

typedef void (*GtkSignal_NONE__INT_INT_POINTER_POINTER_INT_INT) (GtkObject * object,
                                 gint arg1, 
                                 gint arg2,
                                 gpointer arg3,
                                 gpointer arg4,
                                 gint arg5,
                                 gint arg6,
                                 gpointer user_data);
void
e_marshal_NONE__INT_INT_POINTER_POINTER_INT_INT (GtkObject * object,
                       GtkSignalFunc func,
                       gpointer func_data, GtkArg * args)
{
  GtkSignal_NONE__INT_INT_POINTER_POINTER_INT_INT rfunc;
  rfunc = (GtkSignal_NONE__INT_INT_POINTER_POINTER_INT_INT) func;
  (*rfunc) (object,
        GTK_VALUE_INT (args[0]), GTK_VALUE_INT (args[1]), 
        GTK_VALUE_POINTER (args[2]),
        GTK_VALUE_POINTER (args[3]),
        GTK_VALUE_INT (args[4]), GTK_VALUE_INT (args[5]), func_data);
}

typedef void (*GtkSignal_NONE__INT_POINTER_INT_POINTER_POINTER_INT_INT) (GtkObject * object,
                                     gint arg1, 
                                     gpointer arg2,
                                     gint arg3,
                                     gpointer arg4,
                                     gpointer arg5,
                                     gint arg6,
                                     gint arg7,
                                     gpointer user_data);
void
e_marshal_NONE__INT_POINTER_INT_POINTER_POINTER_INT_INT (GtkObject * object,
                             GtkSignalFunc func,
                             gpointer func_data, GtkArg * args)
{
  GtkSignal_NONE__INT_POINTER_INT_POINTER_POINTER_INT_INT rfunc;
  rfunc = (GtkSignal_NONE__INT_POINTER_INT_POINTER_POINTER_INT_INT) func;
  (*rfunc) (object,
        GTK_VALUE_INT (args[0]), GTK_VALUE_POINTER (args[1]), GTK_VALUE_INT (args[2]),
        GTK_VALUE_POINTER (args[3]),
        GTK_VALUE_POINTER (args[4]),
        GTK_VALUE_INT (args[5]), GTK_VALUE_INT (args[6]), func_data);
}

typedef void (*GtkSignal_NONE__INT_INT_POINTER_INT) (GtkObject * object,
                             gint arg1, 
                             gint arg2,
                             gpointer arg3,
                             gint arg4, gpointer user_data);
void
e_marshal_NONE__INT_INT_POINTER_INT (GtkObject * object,
                   GtkSignalFunc func,
                   gpointer func_data, GtkArg * args)
{
  GtkSignal_NONE__INT_INT_POINTER_INT rfunc;
  rfunc = (GtkSignal_NONE__INT_INT_POINTER_INT) func;
  (*rfunc) (object,
        GTK_VALUE_INT (args[0]), GTK_VALUE_INT (args[1]), 
        GTK_VALUE_POINTER (args[2]), GTK_VALUE_INT (args[3]), func_data);
}

typedef void (*GtkSignal_NONE__INT_POINTER_INT_POINTER_INT) (GtkObject * object,
                                 gint arg1, 
                                 gpointer arg2,
                                 gint arg3,
                                 gpointer arg4,
                                 gint arg5, gpointer user_data);
void
e_marshal_NONE__INT_POINTER_INT_POINTER_INT (GtkObject * object,
                         GtkSignalFunc func,
                         gpointer func_data, GtkArg * args)
{
  GtkSignal_NONE__INT_POINTER_INT_POINTER_INT rfunc;
  rfunc = (GtkSignal_NONE__INT_POINTER_INT_POINTER_INT) func;
  (*rfunc) (object,
        GTK_VALUE_INT (args[0]), GTK_VALUE_POINTER (args[1]), GTK_VALUE_INT (args[2]), 
        GTK_VALUE_POINTER (args[3]), GTK_VALUE_INT (args[4]), func_data);
}

typedef gboolean (*GtkSignal_BOOL__INT_INT_POINTER_INT_INT_INT) (GtkObject * object,
                                 gint arg1, 
                                 gint arg2,
                                 gpointer arg3,
                                 gint arg4,
                                 gint arg5,
                                 gint arg6,
                                 gpointer user_data);
void
e_marshal_BOOL__INT_INT_POINTER_INT_INT_INT (GtkObject * object,
                       GtkSignalFunc func,
                       gpointer func_data, GtkArg * args)
{
  GtkSignal_BOOL__INT_INT_POINTER_INT_INT_INT rfunc;
  gboolean *return_val;
  return_val = GTK_RETLOC_BOOL (args[6]);
  rfunc = (GtkSignal_BOOL__INT_INT_POINTER_INT_INT_INT) func;
  *return_val = (*rfunc) (object,
              GTK_VALUE_INT (args[0]),
              GTK_VALUE_INT (args[1]), 
              GTK_VALUE_POINTER (args[2]),
              GTK_VALUE_INT (args[3]),
              GTK_VALUE_INT (args[4]),
              GTK_VALUE_INT (args[5]), func_data);
}

typedef gboolean (*GtkSignal_BOOL__INT_POINTER_INT_POINTER_INT_INT_INT) (GtkObject * object,
                                     gint arg1, 
                                     gpointer arg2,
                                     gint arg3,
                                     gpointer arg4,
                                     gint arg5,
                                     gint arg6,
                                     gint arg7,
                                     gpointer user_data);
void
e_marshal_BOOL__INT_POINTER_INT_POINTER_INT_INT_INT (GtkObject * object,
                             GtkSignalFunc func,
                             gpointer func_data, GtkArg * args)
{
  GtkSignal_BOOL__INT_POINTER_INT_POINTER_INT_INT_INT rfunc;
  gboolean *return_val;
  return_val = GTK_RETLOC_BOOL (args[7]);
  rfunc = (GtkSignal_BOOL__INT_POINTER_INT_POINTER_INT_INT_INT) func;
  *return_val = (*rfunc) (object,
              GTK_VALUE_INT (args[0]),
              GTK_VALUE_POINTER (args[1]),
              GTK_VALUE_INT (args[2]), 
              GTK_VALUE_POINTER (args[3]),
              GTK_VALUE_INT (args[4]),
              GTK_VALUE_INT (args[5]),
              GTK_VALUE_INT (args[6]), func_data);
}

typedef void (*GtkSignal_NONE__INT_INT_POINTER_INT_INT_POINTER_INT_INT) (GtkObject *
                                     object,
                                     gint arg1, 
                                     gint arg2,
                                     gpointer
                                     arg3,
                                     gint arg4,
                                     gint arg5,
                                     gpointer
                                     arg6,
                                     gint arg7,
                                     gint arg8,
                                     gpointer
                                     user_data);

void
e_marshal_NONE__INT_INT_POINTER_INT_INT_POINTER_INT_INT (GtkObject * object,
                           GtkSignalFunc func,
                           gpointer func_data,
                           GtkArg * args)
{
  GtkSignal_NONE__INT_INT_POINTER_INT_INT_POINTER_INT_INT rfunc;
  rfunc = (GtkSignal_NONE__INT_INT_POINTER_INT_INT_POINTER_INT_INT) func;
  (*rfunc) (object,
        GTK_VALUE_INT (args[0]), GTK_VALUE_INT (args[1]), 
        GTK_VALUE_POINTER (args[2]),
        GTK_VALUE_INT (args[3]),
        GTK_VALUE_INT (args[4]),
        GTK_VALUE_POINTER (args[5]),
        GTK_VALUE_INT (args[6]), GTK_VALUE_INT (args[7]), func_data);
}

typedef void (*GtkSignal_NONE__INT_POINTER_INT_POINTER_INT_INT_POINTER_INT_INT) (GtkObject *
                                         object,
                                         gint arg1, 
                                         gpointer arg2,
                                         gint arg3,
                                         gpointer arg4,
                                         gint arg5,
                                         gint arg6,
                                         gpointer arg7,
                                         gint arg8,
                                         gint arg9,
                                         gpointer user_data);

void
e_marshal_NONE__INT_POINTER_INT_POINTER_INT_INT_POINTER_INT_INT (GtkObject * object,
                                 GtkSignalFunc func,
                                 gpointer func_data,
                                 GtkArg * args)
{
  GtkSignal_NONE__INT_POINTER_INT_POINTER_INT_INT_POINTER_INT_INT rfunc;
  rfunc = (GtkSignal_NONE__INT_POINTER_INT_POINTER_INT_INT_POINTER_INT_INT) func;
  (*rfunc) (object,
        GTK_VALUE_INT (args[0]), 
        GTK_VALUE_POINTER (args[1]),
        GTK_VALUE_INT (args[2]), 
        GTK_VALUE_POINTER (args[3]),
        GTK_VALUE_INT (args[4]),
        GTK_VALUE_INT (args[5]),
        GTK_VALUE_POINTER (args[6]),
        GTK_VALUE_INT (args[7]), GTK_VALUE_INT (args[8]), func_data);
}

typedef void (*GtkSignal_NONE__POINTER_POINTER_INT) (GtkObject *, gpointer,
                             gpointer, gint, gpointer);

void
e_marshal_NONE__POINTER_POINTER_INT (GtkObject * object, GtkSignalFunc func,
                     gpointer func_data, GtkArg * args)
{
  GtkSignal_NONE__POINTER_POINTER_INT rfunc;
  rfunc = (GtkSignal_NONE__POINTER_POINTER_INT) func;
  (*rfunc) (object, GTK_VALUE_POINTER (args[0]), GTK_VALUE_POINTER (args[1]),
        GTK_VALUE_INT (args[2]), func_data);
}   

typedef void (*GtkSignal_NONE__INT_POINTER_INT_POINTER) (GtkObject *, gint, gpointer,
                             gint, gpointer, gpointer);

void
e_marshal_NONE__INT_POINTER_INT_POINTER (GtkObject * object, GtkSignalFunc func,
                     gpointer func_data, GtkArg * args)
{
  GtkSignal_NONE__INT_POINTER_INT_POINTER rfunc;
  rfunc = (GtkSignal_NONE__INT_POINTER_INT_POINTER) func;
  (*rfunc) (object, GTK_VALUE_INT (args[0]), GTK_VALUE_POINTER (args[1]),
        GTK_VALUE_INT (args[2]), GTK_VALUE_POINTER (args[3]), func_data);
}   

typedef int (*GtkSignal_INT__POINTER_POINTER) (GtkObject *,
                           gpointer, gpointer, 
                           gpointer user_data);
void
e_marshal_INT__POINTER_POINTER (GtkObject *object,
                GtkSignalFunc func,
                gpointer func_data,
                GtkArg *args)
{
    GtkSignal_INT__POINTER_POINTER rfunc;
    int *return_val;

    rfunc = (GtkSignal_INT__POINTER_POINTER) func;
    return_val = GTK_RETLOC_INT (args[2]);

    *return_val = (*rfunc) (object,
                GTK_VALUE_POINTER (args[0]),
                GTK_VALUE_POINTER (args[1]), 
                func_data);
}

typedef int (*GtkSignal_INT__POINTER_POINTER_POINTER) (GtkObject *,
                               gpointer, gpointer, gpointer, 
                               gpointer user_data);
void
e_marshal_INT__POINTER_POINTER_POINTER (GtkObject *object,
                    GtkSignalFunc func,
                    gpointer func_data,
                    GtkArg *args)
{
    GtkSignal_INT__POINTER_POINTER_POINTER rfunc;
    int *return_val;

    rfunc = (GtkSignal_INT__POINTER_POINTER_POINTER) func;
    return_val = GTK_RETLOC_INT (args[3]);

    *return_val = (*rfunc) (object,
                GTK_VALUE_POINTER (args[0]),
                GTK_VALUE_POINTER (args[1]), 
                GTK_VALUE_POINTER (args[2]),
                func_data);
}

typedef int (*GtkSignal_INT__POINTER_POINTER_POINTER_POINTER) (GtkObject *,
                                   gpointer, gpointer, gpointer, gpointer,
                                   gpointer user_data);
void
e_marshal_INT__POINTER_POINTER_POINTER_POINTER (GtkObject *object,
                        GtkSignalFunc func,
                        gpointer func_data,
                        GtkArg *args)
{
    GtkSignal_INT__POINTER_POINTER_POINTER_POINTER rfunc;
    int *return_val;

    rfunc = (GtkSignal_INT__POINTER_POINTER_POINTER_POINTER) func;
    return_val = GTK_RETLOC_INT (args[4]);

    *return_val = (*rfunc) (object,
                GTK_VALUE_POINTER (args[0]),
                GTK_VALUE_POINTER (args[1]), 
                GTK_VALUE_POINTER (args[2]),
                GTK_VALUE_POINTER (args[3]),
                func_data);
}


typedef int (*GtkSignal_INT__POINTER_POINTER_POINTER_POINTER_POINTER) (GtkObject *,
                                       gpointer, gpointer, gpointer, gpointer, gpointer,
                                       gpointer user_data);
void
e_marshal_INT__POINTER_POINTER_POINTER_POINTER_POINTER (GtkObject *object,
                            GtkSignalFunc func,
                            gpointer func_data,
                            GtkArg *args)
{
    GtkSignal_INT__POINTER_POINTER_POINTER_POINTER_POINTER rfunc;
    int *return_val;

    rfunc = (GtkSignal_INT__POINTER_POINTER_POINTER_POINTER_POINTER) func;
    return_val = GTK_RETLOC_INT (args[4]);

    *return_val = (*rfunc) (object,
                GTK_VALUE_POINTER (args[0]),
                GTK_VALUE_POINTER (args[1]), 
                GTK_VALUE_POINTER (args[2]),
                GTK_VALUE_POINTER (args[3]),
                GTK_VALUE_POINTER (args[3]),
                func_data);
}


void
e_marshal_NONE__POINTER_INT_INT_INT (GtkObject       *object,
                     GtkSignalFunc    func,
                     gpointer         func_data,
                     GtkArg          *args)
{
        (* (void (*)(GtkObject *, gpointer, int, int, int, gpointer)) func)
                (object,
         GTK_VALUE_POINTER (args[0]),
                 GTK_VALUE_INT (args[1]),
                 GTK_VALUE_INT (args[2]),
                 
                 GTK_VALUE_INT (args[3]),
                 func_data);
}

typedef int (*GtkSignal_INT__OBJECT_POINTER) (GtkObject *,
                          GtkObject *, gpointer,
                          gpointer user_data);
void
e_marshal_INT__OBJECT_POINTER (GtkObject *object,
                   GtkSignalFunc func,
                   gpointer func_data,
                   GtkArg *args)
{
    GtkSignal_INT__OBJECT_POINTER rfunc;
    int *return_val;

    rfunc = (GtkSignal_INT__OBJECT_POINTER) func;
    return_val = GTK_RETLOC_INT (args[2]);

    *return_val = (*rfunc) (object,
                GTK_VALUE_OBJECT  (args[0]),
                GTK_VALUE_POINTER (args[1]),
                func_data);
}

gchar**
e_strsplit (const gchar *string,
        const gchar *delimiter,
        gint         max_tokens)
{
  GSList *string_list = NULL, *slist;
  gchar **str_array, *s;
  guint i, n = 1;

  g_return_val_if_fail (string != NULL, NULL);
  g_return_val_if_fail (delimiter != NULL, NULL);

  if (max_tokens < 1)
    max_tokens = G_MAXINT;

  s = strstr (string, delimiter);
  if (s)
    {
      guint delimiter_len = strlen (delimiter);

      do
    {
      guint len;
      gchar *new_string;

      len = s - string;
      new_string = g_new (gchar, len + 1);
      strncpy (new_string, string, len);
      new_string[len] = 0;
      string_list = g_slist_prepend (string_list, new_string);
      n++;
      string = s + delimiter_len;
      s = strstr (string, delimiter);
    }
      while (--max_tokens && s);
    }

  n++;
  string_list = g_slist_prepend (string_list, g_strdup (string));

  str_array = g_new (gchar*, n);

  i = n - 1;

  str_array[i--] = NULL;
  for (slist = string_list; slist; slist = slist->next)
    str_array[i--] = slist->data;

  g_slist_free (string_list);

  return str_array;
}

gchar *
e_strstrcase (const gchar *haystack, const gchar *needle)
{
    /* find the needle in the haystack neglecting case */
    const gchar *ptr;
    guint len;

    g_return_val_if_fail (haystack != NULL, NULL);
    g_return_val_if_fail (needle != NULL, NULL);

    len = strlen(needle);
    if (len > strlen(haystack))
        return NULL;

    if (len == 0)
        return (gchar *) haystack;

    for (ptr = haystack; *(ptr + len - 1) != '\0'; ptr++)
        if (!g_strncasecmp (ptr, needle, len))
            return (gchar *) ptr;

    return NULL;
}

void
e_filename_make_safe (gchar *string)
{
    gchar *p;
    
    g_return_if_fail (string != NULL);
    
    for (p = string; *p; p++) {
        if (!isprint ((unsigned char)*p) || strchr (" /'\"`&();|<>${}!", *p))
            *p = '_';
    }
}

static gint
epow10 (gint number) {
    gint value;

    for (value = 1; number > 0; number --) {
        value *= 10;
    }
    return value;
}

gchar *
e_format_number (gint number)
{
    GList *iterator, *list = NULL;
    struct lconv *locality;
    gint char_length = 0;
    gint group_count = 0;
    guchar *grouping;
    int last_count = 3;
    int divider;
    char *value;
    char *value_iterator;

    locality = localeconv();
    grouping = locality->grouping;
    while (number) {
        char *group;
        switch (*grouping) {
        default:
            last_count = *grouping;
            grouping++;
        case 0:
            divider = epow10(last_count);
            if (number >= divider) {
                group = g_strdup_printf("%0*d", last_count, number % divider);
            } else {
                group = g_strdup_printf("%d", number % divider);
            }
            number /= divider;
            break;
        case CHAR_MAX:
            group = g_strdup_printf("%d", number);
            number = 0;
            break;
        }
        char_length += strlen(group);
        list = g_list_prepend(list, group);
        group_count ++;
    }

    if (list) {
        value = g_new(char, 1 + char_length + (group_count - 1) * strlen(locality->thousands_sep));

        iterator = list;
        value_iterator = value;

        strcpy(value_iterator, iterator->data);
        value_iterator += strlen(iterator->data);
        for (iterator = iterator->next; iterator; iterator = iterator->next) {
            strcpy(value_iterator, locality->thousands_sep);
            value_iterator += strlen(locality->thousands_sep);

            strcpy(value_iterator, iterator->data);
            value_iterator += strlen(iterator->data);
        }
        e_free_string_list (list);
        return value;
    } else {
        return g_strdup("0");
    }
}

gchar *
e_format_number_float (gfloat number)
{
    gint            int_part;
    gint            fraction;
    struct lconv   *locality;
    gchar          *str_intpart;
    gchar          *decimal_point;
    gchar          *str_fraction;
    gchar          *value;

    locality = localeconv();
    
    int_part = (int) number;
    str_intpart = e_format_number (int_part);

    if (!strcmp(locality->mon_decimal_point, "")) {
        decimal_point = ".";
    }
    else {
        decimal_point = locality->mon_decimal_point;
    }

    fraction = (int) ((number - int_part) * 100);

    if (fraction == 0) {
        str_fraction = g_strdup ("00");
    }
    else {
        str_fraction = g_strdup_printf ("%02d", fraction);
    }

    value = g_strconcat (str_intpart, decimal_point, str_fraction, NULL);

    g_free (str_intpart);
    g_free (str_fraction);

    return value;
}

gboolean
e_create_directory (gchar *directory)
{
    gchar *full_name;
    gchar *position;
    gchar *current_dir = g_get_current_dir();
    struct stat info;
    gboolean return_value = TRUE;

    if (directory[0] == '/') {
        full_name = g_malloc0 (strlen (directory) + 1);
        strcpy (full_name, directory);
    } else {
        full_name = g_malloc0 (strlen (directory) + strlen (current_dir) + 2);
        sprintf (full_name, "%s/%s", current_dir, directory);
    }

    if ((position = strrchr (full_name, '/')) == full_name) {
        if (stat (full_name, &info)) {
            switch (errno) {
            case ENOENT:
                if (mkdir (full_name, 0777)) {
                    switch (errno) {
                    default:
                        return_value = FALSE;
                        break;
                    }
                }
                break;
            default:
                return_value = FALSE;
                break;
            }
        }
    } else {
        *position = 0;
        e_create_directory (full_name);
        *position = '/';
        if (stat (full_name, &info)) {
            switch (errno) {
            case ENOENT:
                if (mkdir (full_name, 0777)) {
                    switch (errno) {
                    default:
                        return_value = FALSE;
                        break;
                    }
                }
                break;
            default:
                return_value = FALSE;
                break;
            }
        }
    }

    g_free (current_dir);
    g_free (full_name);

    return (return_value);
}


/* Perform a binary search for key in base which has nmemb elements
   of size bytes each.  The comparisons are done by (*compare)().  */
void      e_bsearch                                                        (const void       *key,
                                        const void       *base,
                                        size_t            nmemb,
                                        size_t            size,
                                        ESortCompareFunc  compare,
                                        gpointer          closure,
                                        size_t       *start,
                                        size_t       *end)
{
    size_t l, u, idx;
    const void *p;
    int comparison;
    if (!(start || end))
        return;

    l = 0;
    u = nmemb;
    while (l < u) {
        idx = (l + u) / 2;
        p = (void *) (((const char *) base) + (idx * size));
        comparison = (*compare) (key, p, closure);
        if (comparison < 0)
            u = idx;
        else if (comparison > 0)
            l = idx + 1;
        else {
            size_t lsave, usave;
            lsave = l;
            usave = u;
            if (start) {
                while (l < u) {
                    idx = (l + u) / 2;
                    p = (void *) (((const char *) base) + (idx * size));
                    comparison = (*compare) (key, p, closure);
                    if (comparison <= 0)
                        u = idx;
                    else
                        l = idx + 1;
                }
                *start = l;
                
                l = lsave;
                u = usave;
            }
            if (end) {
                while (l < u) {
                    idx = (l + u) / 2;
                    p = (void *) (((const char *) base) + (idx * size));
                    comparison = (*compare) (key, p, closure);
                    if (comparison < 0)
                        u = idx;
                    else
                        l = idx + 1;
                }
                *end = l;
            }
            return;
        }
    }

    if (start)
        *start = l;
    if (end)
        *end = l;
}

static gpointer closure_closure;
static ESortCompareFunc compare_closure;

static int
qsort_callback(const void *data1, const void *data2)
{
    return (*compare_closure) (data1, data2, closure_closure);
}

/* Forget it.  We're just going to use qsort.  I lost the need for a stable sort. */
void
e_sort (void             *base,
    size_t            nmemb,
    size_t            size,
    ESortCompareFunc  compare,
    gpointer          closure)
{
    closure_closure = closure;
    compare_closure = compare;
    qsort(base, nmemb, size, qsort_callback);
#if 0
    void *base_copy;
    int i;
    base_copy = g_malloc(nmemb * size);

    for (i = 0; i < nmemb; i++) {
        int position;
        e_bsearch(base + (i * size), base_copy, i, size, compare, closure, NULL, &position);
        memmove(base_copy + (position + 1) * size, base_copy + position * size, (i - position) * size);
        memcpy(base_copy + position * size, base + i * size, size);
    }
    memcpy(base, base_copy, nmemb * size);
    g_free(base_copy);
#endif
}

/**
 * Function to do a last minute fixup of the AM/PM stuff if the locale
 * and gettext haven't done it right. Most English speaking countries
 * except the USA use the 24 hour clock (UK, Australia etc). However
 * since they are English nobody bothers to write a language
 * translation (gettext) file. So the locale turns off the AM/PM, but
 * gettext does not turn on the 24 hour clock. Leaving a mess.
 *
 * This routine checks if AM/PM are defined in the locale, if not it
 * forces the use of the 24 hour clock.
 *
 * The function itself is a front end on strftime and takes exactly
 * the same arguments.
 *
 * TODO: Actually remove the '%p' from the fixed up string so that
 * there isn't a stray space.
 **/

size_t e_strftime_fix_am_pm(char *s, size_t max, const char *fmt, const struct tm *tm)
{
    char buf[10];
    char *sp;
    char *ffmt;
    size_t ret;

    if (strstr(fmt, "%p")==NULL && strstr(fmt, "%P")==NULL) {
        /* No AM/PM involved - can use the fmt string directly */
        ret=strftime(s, max, fmt, tm);
    } else {
        /* Get the AM/PM symbol from the locale */
        strftime (buf, 10, "%p", tm);

        if (buf[0]) {
            /**
             * AM/PM have been defined in the locale
             * so we can use the fmt string directly
             **/
            ret=strftime(s, max, fmt, tm);
        } else {
            /**
             * No AM/PM defined by locale
             * must change to 24 hour clock
             **/
            ffmt=g_strdup(fmt);
            for (sp=ffmt; (sp=strstr(sp, "%l")); sp++) {
                /**
                 * Maybe this should be 'k', but I have never
                 * seen a 24 clock actually use that format
                 **/
                sp[1]='H';
            }
            for (sp=ffmt; (sp=strstr(sp, "%I")); sp++) {
                sp[1]='H';
            }
            ret=strftime(s, max, ffmt, tm);
            g_free(ffmt);
        }
    }
    return(ret);
}

/**
 * e_flexible_strtod:
 * @nptr:    the string to convert to a numeric value.
 * @endptr:  if non-NULL, it returns the character after
 *           the last character used in the conversion.
 * 
 * Converts a string to a gdouble value.  This function detects
 * strings either in the standard C locale or in the current locale.
 *
 * This function is typically used when reading configuration files or
 * other non-user input that should not be locale dependent, but may
 * have been in the past.  To handle input from the user you should
 * normally use the locale-sensitive system strtod function.
 *
 * To convert from a double to a string in a locale-insensitive way, use
 * @g_ascii_dtostr.
 * 
 * Return value: the gdouble value.
 **/
gdouble
e_flexible_strtod (const gchar *nptr,
           gchar      **endptr)
{
    gchar *fail_pos;
    gdouble val;
    struct lconv *locale_data;
    const char *decimal_point;
    int decimal_point_len;
    const char *p, *decimal_point_pos;
    const char *end = NULL; /* Silence gcc */
    char *copy, *c;

    g_return_val_if_fail (nptr != NULL, 0);

    fail_pos = NULL;

    locale_data = localeconv ();
    decimal_point = locale_data->decimal_point;
    decimal_point_len = strlen (decimal_point);

    g_assert (decimal_point_len != 0);

    decimal_point_pos = NULL;
    if (!strcmp (decimal_point, "."))
        return strtod (nptr, endptr);

    p = nptr;

    /* Skip leading space */
    while (isspace ((guchar)*p))
        p++;

    /* Skip leading optional sign */
    if (*p == '+' || *p == '-')
        p++;

    if (p[0] == '0' &&
        (p[1] == 'x' || p[1] == 'X')) {
        p += 2;
        /* HEX - find the (optional) decimal point */

        while (isxdigit ((guchar)*p))
            p++;

        if (*p == '.') {
            decimal_point_pos = p++;
             
            while (isxdigit ((guchar)*p))
                p++;
             
            if (*p == 'p' || *p == 'P')
                p++;
            if (*p == '+' || *p == '-')
                p++;
            while (isdigit ((guchar)*p))
                p++;
            end = p;
        } else if (strncmp (p, decimal_point, decimal_point_len) == 0) {
            return strtod (nptr, endptr);
        }
    } else {
        while (isdigit ((guchar)*p))
            p++;

        if (*p == '.') {
            decimal_point_pos = p++;

            while (isdigit ((guchar)*p))
                p++;

            if (*p == 'e' || *p == 'E')
                p++;
            if (*p == '+' || *p == '-')
                p++;
            while (isdigit ((guchar)*p))
                p++;
            end = p;
        } else if (strncmp (p, decimal_point, decimal_point_len) == 0) {
            return strtod (nptr, endptr);
        }
    }
    /* For the other cases, we need not convert the decimal point */
  
    if (!decimal_point_pos)
        return strtod (nptr, endptr);

    /* We need to convert the '.' to the locale specific decimal point */
    copy = g_malloc (end - nptr + 1 + decimal_point_len);

    c = copy;
    memcpy (c, nptr, decimal_point_pos - nptr);
    c += decimal_point_pos - nptr;
    memcpy (c, decimal_point, decimal_point_len);
    c += decimal_point_len;
    memcpy (c, decimal_point_pos + 1, end - (decimal_point_pos + 1));
    c += end - (decimal_point_pos + 1);
    *c = 0;

    val = strtod (copy, &fail_pos);

    if (fail_pos) {
        if (fail_pos > decimal_point_pos)
            fail_pos = (char *)nptr + (fail_pos - copy) - (decimal_point_len - 1);
        else
            fail_pos = (char *)nptr + (fail_pos - copy);
    }

    g_free (copy);

    if (endptr)
        *endptr = fail_pos;

    return val;
}

/**
 * e_ascii_dtostr:
 * @buffer: A buffer to place the resulting string in
 * @buf_len: The length of the buffer.
 * @format: The printf-style format to use for the
 *          code to use for converting. 
 * @d: The double to convert
 *
 * Converts a double to a string, using the '.' as
 * decimal_point. To format the number you pass in
 * a printf-style formating string. Allowed conversion
 * specifiers are eEfFgG. 
 * 
 * If you want to generates enough precision that converting
 * the string back using @g_strtod gives the same machine-number
 * (on machines with IEEE compatible 64bit doubles) use the format
 * string "%.17g". If you do this it is guaranteed that the size
 * of the resulting string will never be larger than
 * @G_ASCII_DTOSTR_BUF_SIZE bytes.
 *
 * Return value: The pointer to the buffer with the converted string.
 **/
gchar *
e_ascii_dtostr (gchar       *buffer,
        gint         buf_len,
        const gchar *format,
        gdouble      d)
{
    struct lconv *locale_data;
    const char *decimal_point;
    int decimal_point_len;
    gchar *p;
    int rest_len;
    gchar format_char;

    g_return_val_if_fail (buffer != NULL, NULL);
    g_return_val_if_fail (format[0] == '%', NULL);
    g_return_val_if_fail (strpbrk (format + 1, "'l%") == NULL, NULL);
 
    format_char = format[strlen (format) - 1];
  
    g_return_val_if_fail (format_char == 'e' || format_char == 'E' ||
                  format_char == 'f' || format_char == 'F' ||
                  format_char == 'g' || format_char == 'G',
                  NULL);

    if (format[0] != '%')
        return NULL;

    if (strpbrk (format + 1, "'l%"))
        return NULL;

    if (!(format_char == 'e' || format_char == 'E' ||
          format_char == 'f' || format_char == 'F' ||
          format_char == 'g' || format_char == 'G'))
        return NULL;


    g_snprintf (buffer, buf_len, format, d);

    locale_data = localeconv ();
    decimal_point = locale_data->decimal_point;
    decimal_point_len = strlen (decimal_point);

    g_assert (decimal_point_len != 0);

    if (strcmp (decimal_point, ".")) {
        p = buffer;

        if (*p == '+' || *p == '-')
            p++;

        while (isdigit ((guchar)*p))
            p++;

        if (strncmp (p, decimal_point, decimal_point_len) == 0) {
            *p = '.';
            p++;
            if (decimal_point_len > 1) {
                rest_len = strlen (p + (decimal_point_len-1));
                memmove (p, p + (decimal_point_len-1),
                     rest_len);
                p[rest_len] = 0;
            }
        }
    }

    return buffer;
}

gchar *
e_strdup_append_strings (gchar *first_string, ...)
{
    gchar *buffer;
    gchar *current;
    gint length;
    va_list args1;
    va_list args2;
    char *v_string;
    int v_int;

    va_start (args1, first_string);
    G_VA_COPY (args2, args1);

    length = 0;

    v_string = first_string;
    while (v_string) {
        v_int = va_arg (args1, int);
        if (v_int >= 0)
            length += v_int;
        else
            length += strlen (v_string);
        v_string = va_arg (args1, char *);
    }

    buffer  = g_new (char, length + 1);
    current = buffer;

    v_string = first_string;
    while (v_string) {
        v_int = va_arg (args2, int);
        if (v_int < 0) {
            int i;
            for (i = 0; v_string[i]; i++) {
                *(current++) = v_string[i];
            }
        } else {
            int i;
            for (i = 0; v_string[i] && i < v_int; i++) {
                *(current++) = v_string[i];
            }
        }
        v_string = va_arg (args2, char *);
    }
    *(current++) = 0;

    va_end (args1);
    va_end (args2);

    return buffer;
}