libutempter: Fix build with musl

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/libutempter/libutempter.bb

@@ -11,7 +11,9 @@ SRCREV = "3ef74fff310f09e2601e241b9f042cd39d591018"
 PV = "1.1.6-alt2+git${SRCPV}"
 
 SRC_URI = "git://git.altlinux.org/people/ldv/packages/libutempter.git \
-    file://0001-Fix-macro-error.patch"
+           file://0001-Fix-macro-error.patch \
+           file://libutempter-remove-glibc-assumption.patch \
+          "
 
 S = "${WORKDIR}/git/${BPN}"
 

meta-oe/recipes-support/libutempter/libutempter/libutempter-remove-glibc-assumption.patch

@@ -0,0 +1,81 @@
+diff -Naur libutempter-1.1.6.orig/utempter.c libutempter-1.1.6/utempter.c
+--- libutempter-1.1.6.orig/utempter.c	2010-11-04 13:14:53.000000000 -0400
++++ libutempter-1.1.6/utempter.c	2014-06-20 16:37:09.762403323 -0400
+@@ -34,13 +34,7 @@
+ #include <sys/stat.h>
+ #include <utmp.h>
+ 
+-#ifdef __GLIBC__
+ # include <pty.h>
+-#elif defined(__FreeBSD__)
+-# include <libutil.h>
+-#else
+-# error Unsupported platform
+-#endif /* __GLIBC__ || __FreeBSD__ */
+ 
+ #define	DEV_PREFIX	"/dev/"
+ #define	DEV_PREFIX_LEN	(sizeof(DEV_PREFIX)-1)
+@@ -106,17 +100,12 @@
+ 
+ static int
+ write_uwtmp_record(const char *user, const char *term, const char *host,
+-#ifdef __GLIBC__
+ 		   pid_t pid,
+-#endif
+ 		   int add)
+ {
+ 	struct utmp ut;
+ 	struct timeval tv;
+-
+-#ifdef __GLIBC__
+ 	size_t offset;
+-#endif
+ 
+ 	memset(&ut, 0, sizeof(ut));
+ 
+@@ -128,8 +117,6 @@
+ 	if (host)
+ 		strncpy(ut.ut_host, host, sizeof(ut.ut_host));
+ 
+-#ifdef __GLIBC__
+-
+ 	offset = (strlen(term) <= sizeof(ut.ut_id)) ? 0 :
+ 			strlen(term) - sizeof(ut.ut_id);
+ 	strncpy(ut.ut_id, term + offset, sizeof(ut.ut_id));
+@@ -156,27 +143,6 @@
+ 
+ 	(void) updwtmp(_PATH_WTMP, &ut);
+ 
+-#elif defined(__FreeBSD__)
+-
+-	ut.ut_time = tv.tv_sec;
+-
+-	if (add)
+-	{
+-		login(&ut);
+-	} else
+-	{
+-		if (logout(term) != 1)
+-		{
+-#ifdef	UTEMPTER_DEBUG
+-			fprintf(stderr, "utempter: logout: %s\n",
+-				strerror(errno));
+-#endif
+-			exit(EXIT_FAILURE);
+-		}
+-	}
+-
+-#endif /* __GLIBC__ || __FreeBSD__ */
+-
+ #ifdef	UTEMPTER_DEBUG
+ 	fprintf(stderr,
+ 		"utempter: DEBUG: utmp/wtmp record %s for terminal '%s'\n",
+@@ -255,8 +221,6 @@
+ 	validate_device(device);
+ 
+ 	return write_uwtmp_record(pw->pw_name, device + DEV_PREFIX_LEN, host,
+-#ifdef __GLIBC__
+ 				  pid,
+-#endif
+ 				  add);
+ }