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New function to list all environment variables. (#166327, Hans Petter

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2005-02-07  Matthias Clasen  <mclasen@redhat.com>

	* glib/glib.symbols:
	* glib/gutils.h:
	* glib/gutils.c (g_listenv): New function to list all
	environment variables.  (#166327, Hans Petter Jansson)
This commit is contained in:
Matthias Clasen
2005-02-08 04:28:31 +00:00
committed by Matthias Clasen
parent 7b93170258
commit f18cab0ce3
9 changed files with 67 additions and 3 deletions
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34
glib/gutils.c
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@@ -1215,12 +1215,12 @@ g_setenv (const gchar *variable,
}
#ifndef G_OS_WIN32
#ifndef HAVE_UNSETENV
/* According to the Single Unix Specification, environ is not in
* any system header, although unistd.h often declares it.
*/
extern char **environ;
#endif
#endif
/**
@@ -1312,6 +1312,36 @@ g_unsetenv (const gchar *variable)
#endif /* G_OS_WIN32 */
}
/**
* g_listenv:
*
* Gets the names of all variables set in the environment.
*
* Return: a NUL-terminated list of strings which must be freed
* with g_strfreev().
*
* Since: 2.8
*/
gchar **
g_listenv (void)
{
gchar **result, *eq;
gint len, i;
len = g_strv_length (environ);
result = g_new0 (gchar *, len + 1);
for (i = 0; i < len; i++)
{
eq = strchr (environ[i], '=');
result[i] = g_strndup (environ[i], eq - environ[i]);
}
result[len] = NULL;
return result;
}
G_LOCK_DEFINE_STATIC (g_utils_global);
static gchar *g_tmp_dir = NULL;