net-analyzer/fping: Add USE=filecaps, fping6 > fping symlink

Bug #698662:
- Use filecaps.eclass to set cap_net_raw

Bug #708020:
- Create a symlink from /usr/sbin/fping6 -> fping
- Add upstream patch to fix `fping6 -6 ...`

Package-Manager: Portage-2.3.87, Repoman-2.3.20
Closes: https://bugs.gentoo.org/698662
Closes: https://bugs.gentoo.org/708020
Signed-off-by: Jeroen Roovers <jer@gentoo.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/net-analyzer/fping/files/fping-4.2-fping6-6.patch b/net-analyzer/fping/files/fping-4.2-fping6-6.patch
new file mode 100644
index 000000000000..63138d3e2d2c
--- /dev/null
+++ b/net-analyzer/fping/files/fping-4.2-fping6-6.patch
@@ -0,0 +1,21 @@
+From 6fd4f8bd91abc43f80078bdd0084cb6d2b1de7f1 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Johan=20Str=C3=B6m?= <johan@stromnet.se>
+Date: Tue, 25 Jun 2019 14:03:14 +0200
+Subject: [PATCH] Do not fail if using fping6 with -6 flag
+
+Mostly for backwards compatability
+---
+ src/fping.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/src/fping.c
++++ b/src/fping.c
+@@ -435,7 +435,7 @@
+             break;
+         case '6':
+ #ifdef IPV6
+-            if (hints_ai_family != AF_UNSPEC) {
++            if (hints_ai_family != AF_UNSPEC && hints_ai_family != AF_INET6) {
+                 fprintf(stderr, "%s: can't specify both -4 and -6\n", prog);
+                 exit(1);
+             }