optdepends: Add libusb to support libosmousb

libosmousb was added to libosmocore in 2019, and requires libusb at
runtime.

2 files changed, 2 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
index 1aba42df7d3d..3746a00b6e01 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -18,6 +18,7 @@ pkgbase = libosmocore
 	depends = lksctp-tools
 	depends = talloc
 	depends = gnutls
+	optdepends = libusb: libosmousb support
 	source = git://git.osmocom.org/libosmocore.git#tag=1.6.0
 	md5sums = SKIP
 
diff --git a/PKGBUILD b/PKGBUILD
index 7efff2729f29..8fb16d6c514b 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -12,6 +12,7 @@ license=('GPL')
 groups=()
 provides=()
 depends=('pcsclite' 'lksctp-tools' 'talloc' 'gnutls')
+optdepends=('libusb: libosmousb support')
 makedepends=('autoconf' 'automake' 'make' 'gcc' 'libtool' 'git' 'pkg-config')
 
 source=("git://git.osmocom.org/libosmocore.git#tag=$pkgver")