app-shells/dash: Fixed subshell regression.

See https://patchwork.kernel.org/patch/10382199/

Closes: https://bugs.gentoo.org/655320
Package-Manager: Portage-2.3.36, Repoman-2.3.9

app-shells/dash/dash-0.5.10-r1.ebuild

@@ -27,7 +27,10 @@ DEPEND="${RDEPEND}
 	virtual/pkgconfig
 	libedit? ( static? ( dev-libs/libedit[static-libs] ) )"
 
-PATCHES=( "${FILESDIR}"/${PN}-0.5.9.1-format-security.patch )
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.5.9.1-format-security.patch
+	"${FILESDIR}"/${P}-subshells.patch
+)
 
 src_prepare() {
 	if [[ -n "${DEB_PATCH}" ]] ; then

app-shells/dash/files/dash-0.5.10-subshells.patch

@@ -0,0 +1,16 @@
+https://bugs.gentoo.org/655320
+https://patchwork.kernel.org/patch/10382199/
+
+--- dash-0.5.10/src/jobs.c
++++ dash-0.5.10/src/jobs.c
+@@ -975,8 +975,8 @@
+ 	int st;
+ 
+ 	TRACE(("waitforjob(%%%d) called\n", jp ? jobno(jp) : 0));
+-	while ((jp && jp->state == JOBRUNNING) || gotsigchld)
+-		dowait(DOWAIT_BLOCK, jp);
++	while (jp ? jp->state == JOBRUNNING : gotsigchld)
++		dowait(jp ? DOWAIT_BLOCK : DOWAIT_NORMAL, jp);
+ 	if (!jp)
+ 		return exitstatus;
+ 	st = getstatus(jp);