stacks2: Clean up Makefile, fix shebang issues

[Jason Bacon <bacon%NetBSD.org@localhost>]

Module Name:	pkgsrc-wip
Committed By:	Jason Bacon <bacon%NetBSD.org@localhost>
Pushed By:	outpaddling
Date:		Sat Dec 22 08:49:29 2018 -0600
Changeset:	539c056a86f1032695a8088effd6e7ad20d30697

Modified Files:
	stacks2/Makefile

Log Message:
stacks2: Clean up Makefile, fix shebang issues

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=539c056a86f1032695a8088effd6e7ad20d30697

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 stacks2/Makefile | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diffs:
diff --git a/stacks2/Makefile b/stacks2/Makefile
index 4b5f998401..f50d092ef2 100644
--- a/stacks2/Makefile
+++ b/stacks2/Makefile
@@ -9,17 +9,16 @@ HOMEPAGE=	http://catchenlab.life.illinois.edu/stacks/
 COMMENT=	Software pipeline for building loci from short-read sequences
 LICENSE=	gnu-gpl-v2
 
-USE_LANGUAGES=	c c++
-USE_TOOLS+=	perl:run
+USE_LANGUAGES=	c c++14
+USE_TOOLS+=	bash perl:run
 GNU_CONFIGURE=	yes
-GCC_REQD=	6
 
 REPLACE_BASH=	scripts/stacks-integrate-alignments scripts/stacks-gdb
 REPLACE_BASH+=	scripts/stacks-dist-extract
 REPLACE_PERL=	scripts/*.pl
 REPLACE_PYTHON=	scripts/*.py
 
-CFLAGS=		-fopenmp
+CFLAGS+=	-fopenmp
 
 .include "../../lang/python/application.mk"
 .include "../../devel/zlib/buildlink3.mk"