[toolchain] gcc: fix getenv() patches for 4.4.7 and 4.5-linaro

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31489 3c298f89-4303-0410-b956-a3cf2f4a3e73

toolchain/gcc/patches/4.4.7/920-specs_nonfatal_getenv.patch

@@ -0,0 +1,14 @@
+--- a/gcc/gcc.c
++++ b/gcc/gcc.c
+@@ -7855,7 +7855,10 @@ getenv_spec_function (int argc, const ch
+ 
+   value = getenv (argv[0]);
+   if (!value)
+-    fatal ("environment variable \"%s\" not defined", argv[0]);
++  {
++    error ("warning: environment variable \"%s\" not defined", argv[0]);
++    value = "";
++  }
+ 
+   /* We have to escape every character of the environment variable so
+      they are not interpreted as active spec characters.  A

toolchain/gcc/patches/4.5-linaro/920-specs_nonfatal_getenv.patch

@@ -6,7 +6,7 @@
    if (!value)
 -    fatal ("environment variable \"%s\" not defined", argv[0]);
 +  {
-+    warning (0, "environment variable \"%s\" not defined", argv[0]);
++    error ("warning: environment variable \"%s\" not defined", argv[0]);
 +    value = "";
 +  }