/*
 * Linux Desktop Testing Project http://www.gnomebangalore.org/ldtp
 *
 * Author:
 *    Nagappan A <anagappan@novell.com>
 *
 * Copyright 2004 Novell, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library 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 "appmap-gen.h"
#include "utils.h"

char *strip_white_space (char *data)
{
  int i;
  int j = 0;
  char *stripped_data = NULL;

  stripped_data = (char *) malloc (sizeof (char) * strlen (data) + 1);

  for (i = 0; i < strlen (data); i++)
    {
      if (data[i] != ' ')
	stripped_data[j++] = data[i];
    }
  stripped_data[j] = '\0';
  return stripped_data;
}

char *strip_delim (char *data, char delim)
{
  int i;
  int j = 0;
  char *stripped_data = NULL;

  stripped_data = (char *) malloc (sizeof (char) * strlen (data) + 1);

  for (i = 0; i < strlen (data); i++)
    {
      if (data[i] == delim)
	{
	    break;
	}
	  stripped_data[j++] = data[i];
    }
  stripped_data[j] = '\0';
  return stripped_data;
}

char *read_line (int fd )
{
  int len = 128;
  int size = 0;
  char ch;
  char *data = NULL;

  while (read (fd, &ch, 1) > 0)
    {
      if (!data)
	{
	  data = (char *) malloc (sizeof (char)*len);
	}
      if (size%len == 0)
	{
	  data = (char *) realloc (data, sizeof (char)*len+size+1);
	}
      data[size++] = ch;
      if (ch == '\n')
	{
	  if (size%len == 0)
	    {
	      data = (char *) realloc (data, sizeof (char)+size+1);
	    }
	  data[size] = '\0';
	  return data;
	}
    }
  return NULL;
}

gchar *remove_char (const gchar *text, gchar delimiter)
{
  gint length;
  GString *str;
  const gchar *p;
  const gchar *end;

  g_return_val_if_fail (text != NULL, NULL);

  length = strlen (text);
  str = g_string_sized_new (length);

  p = text;
  end = text + length;

  while (p != end)
    {
      const gchar *next;
      next = g_utf8_next_char (p);

      if (*p != delimiter)
        g_string_append_len (str, p, next - p);

      p = next;
    }
  return g_string_free (str, FALSE);
}

gchar *search_forward (const gchar *text, gchar delimiter)
{
  gint length;
  GString *str;
  const gchar *p;
  const gchar *end;

  g_return_val_if_fail (text != NULL, NULL);

  length = strlen (text);
  str = g_string_sized_new (length);

  p = text;
  end = text + length;

  while (p != end)
    {
      const gchar *next;
      next = g_utf8_next_char (p);

      if (*p == delimiter)
	break;
      else
        g_string_append_len (str, p, next - p);

      p = next;
    }
  return g_string_free (str, FALSE);
}

gchar *search_reverse (const gchar *text, gchar delimiter)
{
  gint length;
  GString *str;
  const gchar *p;
  const gchar *end;
  gboolean flag = FALSE;

  g_return_val_if_fail (text != NULL, NULL);

  length = strlen (text);
  str = g_string_sized_new (length);

  p = text;
  end = text + length;

  while (p != end)
    {
      const gchar *next;
      next = g_utf8_next_char (p);

      if (!flag && *p != delimiter)
	{
	  p = next;
	  continue;
	}
      else if (!flag)
	{
	  flag = TRUE;
	  p = next;
	  continue;
	}
      g_string_append_len (str, p, next - p);

      p = next;
    }
  return g_string_free (str, FALSE);
}