busybox expr-applet:

* ignore double-dashes as suggested by [http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap12.html POSIX specification, Guideline 10] * this is a bit modified version of [Freetz#18 pull request Freetz#18] * closes Freetz#18 git-svn-id: http://svn.freetz.org/trunk@14457 f5190166-0702-4917-9039-51ec32eddaf5
PeterPawn · Oct 15, 2017 · f7d6aec · f7d6aec
1 parent 495e2ca
commit f7d6aec
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diff --git a/make/busybox/patches/903-expr_double_dashes.freetz.patch b/make/busybox/patches/903-expr_double_dashes.freetz.patch
@@ -0,0 +1,12 @@
+--- coreutils/expr.c
++++ coreutils/expr.c
+@@ -542,6 +542,9 @@
+
+ 	xfunc_error_retval = 2; /* coreutils compat */
+ 	G.args = argv + 1;
++	if (nextarg("--")) {
++		G.args++;
++	}
+ 	if (*G.args == NULL) {
+ 		bb_error_msg_and_die("too few arguments");
+ 	}
diff --git a/tools/make/busybox-host/patches/903-expr_double_dashes.freetz.patch b/tools/make/busybox-host/patches/903-expr_double_dashes.freetz.patch
@@ -0,0 +1 @@
+../../../../make/busybox/patches/903-expr_double_dashes.freetz.patch