From 7b1360495da7bd7306ddeea3a9ddb95a483233ae Mon Sep 17 00:00:00 2001
From: ache <ache@FreeBSD.org>
Date: Mon, 7 Apr 1997 08:54:38 +0000
Subject: Restore PATH_LOCALE functionality using issetugid() call now

---
 lib/libc/locale/rune.3          |  2 +-
 lib/libc/locale/setlocale.3     |  2 +-
 lib/libc/locale/setlocale.c     | 19 +++++++++++++++----
 lib/libc/locale/setlocale.h     |  1 +
 lib/libc/locale/setrunelocale.c | 16 ++++++++++++++--
 5 files changed, 32 insertions(+), 8 deletions(-)

(limited to 'lib')

diff --git a/lib/libc/locale/rune.3 b/lib/libc/locale/rune.3
index cab767d..d36dd3a 100644
--- a/lib/libc/locale/rune.3
+++ b/lib/libc/locale/rune.3
@@ -233,7 +233,7 @@ function returns the number of bytes needed to store
 as a multibyte string.
 .Sh FILES
 .Bl -tag -width /usr/share/locale/locale/LC_CTYPE -compact
-.\" .It Pa $PATH_LOCALE/ Ns Em locale Ns /LC_CTYPE
+.It Pa $PATH_LOCALE/ Ns Em locale Ns /LC_CTYPE
 .It Pa /usr/share/locale/ Ns Em locale Ns /LC_CTYPE
 binary LC_CTYPE file for the locale 
 .Em locale .
diff --git a/lib/libc/locale/setlocale.3 b/lib/libc/locale/setlocale.3
index 695112d..18ee80b 100644
--- a/lib/libc/locale/setlocale.3
+++ b/lib/libc/locale/setlocale.3
@@ -271,7 +271,7 @@ or
 .Fn localeconv .
 .Sh FILES
 .Bl -tag -width /usr/share/locale/locale/category -compact
-.\" .It Pa $PATH_LOCALE/ Ns Em locale/category
+.It Pa $PATH_LOCALE/ Ns Em locale/category
 .It Pa /usr/share/locale/ Ns Em locale/category
 locale file for the locale 
 .Em locale
diff --git a/lib/libc/locale/setlocale.c b/lib/libc/locale/setlocale.c
index 58de9ea..4b7a1b1 100644
--- a/lib/libc/locale/setlocale.c
+++ b/lib/libc/locale/setlocale.c
@@ -33,12 +33,12 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id$
+ * $Id: setlocale.c,v 1.20 1997/02/22 14:59:56 peter Exp $
  */
 
 #ifdef LIBC_RCS
 static const char rcsid[] =
-	"$Id$";
+	"$Id: setlocale.c,v 1.20 1997/02/22 14:59:56 peter Exp $";
 #endif
 
 #if defined(LIBC_SCCS) && !defined(lint)
@@ -222,8 +222,19 @@ loadlocale(category)
 	char *new = new_categories[category];
 	char *old = current_categories[category];
 
-	if (!_PathLocale)
-		_PathLocale = _PATH_LOCALE;
+	if (_PathLocale == NULL) {
+		char *p = getenv("PATH_LOCALE");
+
+		if (p != NULL && !issetugid()) {
+			if (strlen(p) + 1/*"/"*/ + ENCODING_LEN +
+			    1/*"/"*/ + CATEGORY_LEN >= PATH_MAX)
+				return (NULL);
+			_PathLocale = strdup(p);
+			if (_PathLocale == NULL)
+				return (NULL);
+		} else
+			_PathLocale = _PATH_LOCALE;
+	}
 
 	if (strcmp(new, old) == 0)
 		return (old);
diff --git a/lib/libc/locale/setlocale.h b/lib/libc/locale/setlocale.h
index 262b9c0..f3b2a22 100644
--- a/lib/libc/locale/setlocale.h
+++ b/lib/libc/locale/setlocale.h
@@ -27,6 +27,7 @@
  */
 
 #define ENCODING_LEN 31
+#define CATEGORY_LEN 11
 
 extern char *_PathLocale;
 
diff --git a/lib/libc/locale/setrunelocale.c b/lib/libc/locale/setrunelocale.c
index d422e39..d44f8e2 100644
--- a/lib/libc/locale/setrunelocale.c
+++ b/lib/libc/locale/setrunelocale.c
@@ -40,6 +40,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include "setlocale.h"
 
 extern int		_none_init __P((_RuneLocale *));
@@ -82,8 +83,19 @@ _xpg4_setrunelocale(encoding)
 		return(0);
 	}
 
-	if (!_PathLocale)
-		_PathLocale = _PATH_LOCALE;
+	if (_PathLocale == NULL) {
+		char *p = getenv("PATH_LOCALE");
+
+		if (p != NULL && !issetugid()) {
+			if (strlen(p) + 1/*"/"*/ + ENCODING_LEN +
+			    1/*"/"*/ + CATEGORY_LEN >= PATH_MAX)
+				return(EFAULT);
+			_PathLocale = strdup(p);
+			if (_PathLocale == NULL)
+				return (errno);
+		} else
+			_PathLocale = _PATH_LOCALE;
+	}
 	/* Range checking not needed, encoding length already checked above */
 	(void) strcpy(name, _PathLocale);
 	(void) strcat(name, "/");
-- 
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