From 0966776b363ac7a66a5d22c05d474e35e6994c68 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Thu, 21 Oct 2010 17:41:42 +1100
Subject: [PATCH] waf: fixed the handling of -Wl,-no-undefined

this flag was not being propogated to our link rules, so we were not
in fact enforcing no undefined symbols in libraries.
---
 buildtools/wafsamba/samba_autoconf.py | 12 ++++--------
 buildtools/wafsamba/samba_deps.py     |  2 +-
 buildtools/wafsamba/wafsamba.py       |  2 --
 source4/heimdal_build/wscript_build   |  4 +---
 4 files changed, 6 insertions(+), 14 deletions(-)

diff --git a/buildtools/wafsamba/samba_autoconf.py b/buildtools/wafsamba/samba_autoconf.py
index dffc5f0bdb4..8cab1285956 100644
--- a/buildtools/wafsamba/samba_autoconf.py
+++ b/buildtools/wafsamba/samba_autoconf.py
@@ -457,6 +457,10 @@ def library_flags(conf, libs):
         extra_ldflags = TO_LIST(getattr(conf.env, 'LDFLAGS_%s' % lib.upper(), []))
         ccflags.extend(extra_ccflags)
         ldflags.extend(extra_ldflags)
+    if 'EXTRA_LDFLAGS' in conf.env:
+        ldflags.extend(conf.env['EXTRA_LDFLAGS'])
+    ccflags = unique_list(ccflags)
+    ldflags = unique_list(ldflags)
     return (ccflags, ldflags)
 
 
@@ -646,14 +650,6 @@ def CURRENT_CFLAGS(bld, target, cflags, hide_symbols=False):
     return ret
 
 
-def CURRENT_LDFLAGS(bld, target, cflags, hide_symbols=False):
-    '''work out the current loader flags. local flags are added first'''
-    flags = CURRENT_CFLAGS(bld, target, cflags, hide_symbols=hide_symbols)
-    if 'EXTRA_LDFLAGS' in bld.env:
-        flags.extend(bld.env['EXTRA_LDFLAGS'])
-    return flags
-
-
 @conf
 def CHECK_CC_ENV(conf):
     """trim whitespaces from 'CC'.
diff --git a/buildtools/wafsamba/samba_deps.py b/buildtools/wafsamba/samba_deps.py
index 6ca5b5e5ef1..c2b95bb1ffb 100644
--- a/buildtools/wafsamba/samba_deps.py
+++ b/buildtools/wafsamba/samba_deps.py
@@ -910,7 +910,7 @@ def show_object_duplicates(bld, tgt_list):
 # this provides a way to save our dependency calculations between runs
 savedeps_version = 3
 savedeps_inputs  = ['samba_deps', 'samba_includes', 'local_include', 'local_include_first', 'samba_cflags', 'source', 'grouping_library']
-savedeps_outputs = ['uselib', 'uselib_local', 'add_objects', 'includes', 'ccflags']
+savedeps_outputs = ['uselib', 'uselib_local', 'add_objects', 'includes', 'ccflags', 'ldflags']
 savedeps_outenv  = ['INC_PATHS']
 savedeps_envvars = ['NONSHARED_BINARIES', 'GLOBAL_DEPENDENCIES']
 savedeps_caches  = ['GLOBAL_DEPENDENCIES', 'TARGET_ALIAS', 'TARGET_TYPE', 'INIT_FUNCTIONS', 'SYSLIB_DEPS']
diff --git a/buildtools/wafsamba/wafsamba.py b/buildtools/wafsamba/wafsamba.py
index 9927aef649f..280ffd6ee24 100644
--- a/buildtools/wafsamba/wafsamba.py
+++ b/buildtools/wafsamba/wafsamba.py
@@ -197,7 +197,6 @@ def SAMBA_LIBRARY(bld, libname, source,
         features        = features,
         source          = [],
         target          = bundled_name,
-        samba_cflags    = CURRENT_LDFLAGS(bld, libname, cflags),
         depends_on      = depends_on,
         samba_deps      = deps,
         samba_includes  = includes,
@@ -296,7 +295,6 @@ def SAMBA_BINARY(bld, binname, source,
         features       = features,
         source         = [],
         target         = binname,
-        samba_cflags   = CURRENT_LDFLAGS(bld, binname, cflags),
         samba_deps     = deps,
         samba_includes = includes,
         local_include  = local_include,
diff --git a/source4/heimdal_build/wscript_build b/source4/heimdal_build/wscript_build
index ddcc76ec3c9..dc780b470b7 100644
--- a/source4/heimdal_build/wscript_build
+++ b/source4/heimdal_build/wscript_build
@@ -2,7 +2,7 @@
 
 import os
 from samba_utils import SET_TARGET_TYPE
-from samba_autoconf import CURRENT_CFLAGS, CURRENT_LDFLAGS
+from samba_autoconf import CURRENT_CFLAGS
 
 def to_list(str):
     '''Split a list, preserving quoted strings and existing lists'''
@@ -219,7 +219,6 @@ def HEIMDAL_LIBRARY(libname, source, deps, vnum,
         features        = features,
         source          = [],
         target          = bundled_name,
-        samba_cflags    = CURRENT_LDFLAGS(bld, libname, cflags),
         samba_deps      = deps,
         samba_includes  = includes,
         vnum            = vnum,
@@ -320,7 +319,6 @@ def HEIMDAL_BINARY(binname, source,
         features       = features,
         source         = [],
         target         = binname,
-        samba_cflags   = CURRENT_LDFLAGS(bld, binname, cflags),
         samba_deps     = deps,
         samba_includes = includes,
         local_include  = True,
-- 
2.34.1