strings.c

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/* SPDX-FileCopyrightText: 2009-2023 Greenbone AG
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#include "strings.h"
 
#include <assert.h> /* for assert */
#include <glib.h>   /* for g_free, g_strconcat, gchar, g_strdup, g_strndup */
 
#undef G_LOG_DOMAIN
 
#define G_LOG_DOMAIN "libgvm base"
 
void
gvm_append_string (gchar **var, const gchar *string)
{
  if (*var)
    {
      char *old = *var;
      *var = g_strconcat (old, string, NULL);
      g_free (old);
    }
  else
    *var = g_strdup (string);
}
 
void
gvm_append_text (gchar **var, const gchar *string, gsize length)
{
  if (*var)
    {
      char *old = *var;
      *var = g_strconcat (old, string, NULL);
      g_free (old);
    }
  else
    *var = g_strndup (string, length);
}
 
void
gvm_free_string_var (gchar **var)
{
  g_free (*var);
  *var = NULL;
}
 
char *
gvm_strip_space (char *string, char *end)
{
  assert (string <= end);
  if (string >= end)
    return string;
  end--;
  while (string[0] == ' ' || string[0] == '\n')
    {
      string++;
      if (string >= end)
        {
          end[0] = '\0';
          return end;
        }
    }
 
  /* Here string is < end. */
  if (end[0] == ' ' || end[0] == '\n')
    {
      end--;
      while (end >= string && (end[0] == ' ' || end[0] == '\n'))
        {
          end--;
        }
      end[1] = '\0';
    }
  return string;
}