* nss/getnssent_r.c (__nss_getent_r): Use EAGAIN instead of errno

when using h_errno and it's not set to NETDB_INTERNAL.
	* nss/getXXbyYY_r.c [NEED_H_ERRNO]: Likewise.

	* Makefile ($(common-objpfx)testrun.sh): New target.
	(others): Depend on it.
	(postclean-generated): Append it.

ChangeLog

@@ -1,5 +1,13 @@
 2002-09-11  Roland McGrath  <roland@redhat.com>
 
+	* nss/getnssent_r.c (__nss_getent_r): Use EAGAIN instead of errno
+	when using h_errno and it's not set to NETDB_INTERNAL.
+	* nss/getXXbyYY_r.c [NEED_H_ERRNO]: Likewise.
+
+	* Makefile ($(common-objpfx)testrun.sh): New target.
+	(others): Depend on it.
+	(postclean-generated): Append it.
+
 	* nss/bug-erange.c: New file.
 	* nss/Makefile (tests): Add it.
 

Makefile

@@ -130,6 +130,21 @@ ifeq (yes,$(build-shared))
 # Build the shared object from the PIC object library.
 lib: $(common-objpfx)libc.so
 endif
+
+
+# This is a handy script for running any dynamically linked program against
+# the current libc build for testing.
+$(common-objpfx)testrun.sh: $(common-objpfx)config.make \
+			    $(..)Makeconfig $(..)Makefile
+	(echo '#!/bin/sh'; \
+	 echo "GCONV_PATH='$(common-objpfx)iconvdata' \\"; \
+	 echo 'exec $(run-program-prefix) $${1+"$$@"}'; \
+	) > $@T
+	chmod a+x $@T
+	mv -f $@T $@
+postclean-generated += testrun.sh
+
+others: $(common-objpfx)testrun.sh
 
 # Makerules creates a file `stubs' in each subdirectory, which
 # contains `#define __stub_FUNCTION' for each function defined in that

nss/getXXbyYY_r.c

@@ -244,6 +244,13 @@ done:
 #endif
   return (status == NSS_STATUS_SUCCESS
 	  ? 0 : (status == NSS_STATUS_TRYAGAIN ? errno : ENOENT));
+  return (status == NSS_STATUS_SUCCESS ? 0
+	  : status != NSS_STATUS_TRYAGAIN ? ENOENT
+#ifdef NEED_H_ERRNO
+	  /* These functions only set errno if h_errno is NETDB_INTERNAL.  */
+	  : *h_errnop != NETDB_INTERNAL ? EAGAIN
+#endif
+	  : errno);
 }
 
 

nss/getnssent_r.c

@@ -197,6 +197,9 @@ __nss_getent_r (const char *getent_func_name,
     }
 
   *result = status == NSS_STATUS_SUCCESS ? resbuf : NULL;
-  return (status == NSS_STATUS_SUCCESS
-	  ? 0 : status == NSS_STATUS_TRYAGAIN ? errno : ENOENT);
+  return (status == NSS_STATUS_SUCCESS ? 0
+	  : status != NSS_STATUS_TRYAGAIN ? ENOENT
+	  /* h_errno functions only set errno if h_errno is NETDB_INTERNAL.  */
+	  : (h_errnop == NULL || *h_errnop == NETDB_INTERNAL) ? errno
+	  : EAGAIN);
 }