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-rw-r--r--buildtools/wafsamba/samba_autoconf.py4
-rw-r--r--buildtools/wafsamba/samba_cross.py34
-rw-r--r--buildtools/wafsamba/wscript15
3 files changed, 53 insertions, 0 deletions
diff --git a/buildtools/wafsamba/samba_autoconf.py b/buildtools/wafsamba/samba_autoconf.py
index d12fb9d9cd..cbb10a27ca 100644
--- a/buildtools/wafsamba/samba_autoconf.py
+++ b/buildtools/wafsamba/samba_autoconf.py
@@ -4,6 +4,7 @@ import Build, os, Options, preproc, Logs
import string
from Configure import conf
from samba_utils import *
+import samba_cross
missing_headers = set()
@@ -367,6 +368,8 @@ def CHECK_CODE(conf, code, define,
cflags = TO_LIST(cflags)
cflags.extend(ccflags)
+ exec_args = conf.SAMBA_CROSS_ARGS()
+
ret = conf.check(fragment=fragment,
execute=execute,
define_name = define,
@@ -378,6 +381,7 @@ def CHECK_CODE(conf, code, define,
type=type,
msg=msg,
quote=quote,
+ exec_args=exec_args,
define_ret=define_ret)
if not ret and CONFIG_SET(conf, define):
# sometimes conf.check() returns false, but it
diff --git a/buildtools/wafsamba/samba_cross.py b/buildtools/wafsamba/samba_cross.py
new file mode 100644
index 0000000000..70d74e0c94
--- /dev/null
+++ b/buildtools/wafsamba/samba_cross.py
@@ -0,0 +1,34 @@
+# functions for handling cross-compilation
+
+import pproc, Utils
+from Configure import conf
+from pproc import Popen
+
+real_Popen = None
+
+class cross_Popen(Popen):
+ '''cross-compilation wrapper for Popen'''
+ def __init__(*k, **kw):
+ (obj, args) = k
+ if '--cross-execute' in args:
+ # when --cross-execute is set, then change the arguments
+ # to use the cross emulator
+ i = args.index('--cross-execute')
+ newargs = args[i+1].split()
+ newargs.extend(args[0:i])
+ args = newargs
+ Popen.__init__(*(obj, args), **kw)
+
+
+@conf
+def SAMBA_CROSS_ARGS(conf):
+ '''get exec_args to pass when running cross compiled binaries'''
+ if not conf.env.CROSS_COMPILE or not conf.env.CROSS_EXECUTE:
+ return []
+
+ global real_Popen
+ if real_Popen is None:
+ real_Popen = Utils.pproc.Popen
+ Utils.pproc.Popen = cross_Popen
+
+ return ['--cross-execute', conf.env.CROSS_EXECUTE]
diff --git a/buildtools/wafsamba/wscript b/buildtools/wafsamba/wscript
index 2e42139bb9..87e70702dc 100644
--- a/buildtools/wafsamba/wscript
+++ b/buildtools/wafsamba/wscript
@@ -68,6 +68,17 @@ def set_options(opt):
help=("Enable even more compiler warnings"),
action='store_true', dest='pedantic', default=False)
+ opt.add_option('--cross-compile',
+ help=("configure for cross-compilation"),
+ action='store_true', dest='CROSS_COMPILE', default=False)
+ opt.add_option('--cross-execute',
+ help=("command prefix to use for cross-execution in configure"),
+ action='store', dest='CROSS_EXECUTE', default='')
+ opt.add_option('--hostcc',
+ help=("set host compiler when cross compiling"),
+ action='store', dest='HOSTCC', default=False)
+
+
@wafsamba.runonce
def configure(conf):
conf.env.hlist = []
@@ -105,6 +116,10 @@ def configure(conf):
conf.env.BUNDLED_EXTENSION = Options.options.BUNDLED_EXTENSION
conf.env.BUNDLED_EXTENSION_EXCEPTION = Options.options.BUNDLED_EXTENSION_EXCEPTION.split(',')
+ conf.env.CROSS_COMPILE = Options.options.CROSS_COMPILE
+ conf.env.CROSS_EXECUTE = Options.options.CROSS_EXECUTE
+ conf.env.HOSTCC = Options.options.HOSTCC
+
# see if we can compile and run a simple C program
conf.CHECK_CODE('printf("hello world\\n")',
define='HAVE_SIMPLE_C_PROG',