* debian/patches/901_testsuite_gcov: Do not revert the locale when testing

with gcov to avoid coverage false negatives. This does not impact the
    debian binary package, only the test package.

debian/changelog

@@ -82,6 +82,9 @@ shadow (1:4.1.5-1) unstable; urgency=low
   * debian/patches/506_relaxed_usernames: Really check if the user/group
     name starts with a dash. Also forbid names starting with '+' or '~'.
     Document the naming policy in useradd.8 / groupadd.8.
+  * debian/patches/901_testsuite_gcov: Do not revert the locale when testing
+    with gcov to avoid coverage false negatives. This does not impact the
+    debian binary package, only the test package.
 
   [ Christian Perrier ]
   * Use "linux-any" instead of a negated list of architectures in

debian/patches/901_testsuite_gcov

@@ -22,9 +22,9 @@
  noinst_LIBRARIES = libmisc.a
 --- a/src/Makefile.am
 +++ b/src/Makefile.am
-@@ -6,6 +6,8 @@
- usbindir = ${prefix}/sbin
+@@ -7,6 +7,8 @@
  suidperms = 4755
+ sgidperms = 2755
  
 +CFLAGS += -fprofile-arcs -ftest-coverage
 +
@@ -33,7 +33,7 @@
  	-I$(top_srcdir)/libmisc
 --- a/debian/rules
 +++ b/debian/rules
-@@ -39,6 +39,12 @@
+@@ -40,6 +40,12 @@
  endif
  export CFLAGS
  
@@ -46,3 +46,31 @@
  # Add extras to the install process:
  binary-install/login::
  	dh_installpam -p login
+--- a/lib/defines.h
++++ b/lib/defines.h
+@@ -174,23 +174,9 @@
+    trust the formatted time received from the unix domain (or worse,
+    UDP) socket.  -MM */
+ /* Avoid translated PAM error messages: Set LC_ALL to "C".
++ * This is disabled for coverage testing
+  * --Nekral */
+-#define SYSLOG(x)							\
+-	do {								\
+-		char *old_locale = setlocale (LC_ALL, NULL);		\
+-		char *saved_locale = NULL;				\
+-		if (NULL != old_locale) {				\
+-			saved_locale = strdup (old_locale);		\
+-		}							\
+-		if (NULL != saved_locale) {				\
+-			(void) setlocale (LC_ALL, "C");			\
+-		}							\
+-		syslog x ;						\
+-		if (NULL != saved_locale) {				\
+-			(void) setlocale (LC_ALL, saved_locale);	\
+-			free (saved_locale);				\
+-		}							\
+-	} while (false)
++#define SYSLOG(x) syslog x
+ #else				/* !ENABLE_NLS */
+ #define SYSLOG(x) syslog x
+ #endif				/* !ENABLE_NLS */