From 71f377a45bfc830ff207cd56fa2d8fe0225a6874 Mon Sep 17 00:00:00 2001
From: Evan Straw <evan.straw99@gmail.com>
Date: Tue, 31 Dec 2019 15:31:58 -0800
Subject: [PATCH 2/3] gnu: Add liquid-dsp.

* gnu/packages/ham-radio.scm (liquid-dsp): New variable.
---
 gnu/packages/ham-radio.scm | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/gnu/packages/ham-radio.scm b/gnu/packages/ham-radio.scm
index e82865f2f5..f327ea22da 100644
--- a/gnu/packages/ham-radio.scm
+++ b/gnu/packages/ham-radio.scm
@@ -22,6 +22,8 @@
   #:use-module (guix packages)
   #:use-module (guix download)
   #:use-module (guix git-download)
+  #:use-module (gnu packages autotools)
+  #:use-module (gnu packages base)
   #:use-module (gnu packages gtk)
   #:use-module (gnu packages image)
   #:use-module (gnu packages libusb)
@@ -127,3 +129,34 @@ satellites, the POES NOAA weather satellite series.  These transmissions are
 on a frequency of 137 MHz.  They can be received using an inexpensive antenna
 and a dedicated receiver.")
     (license license:gpl2+)))
+
+(define-public liquid-dsp
+  (let ((commit "f11733208e3d0da928a0dc2111cdb2b0c4817cef")
+        (revision "2")
+        (version "1.3.2"))
+    (package
+      (name "liquid-dsp")
+      (version (git-version version revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://github.com/jgaeddert/liquid-dsp")
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "06f8akc88xi6kaa6fx73pfb9fs7x6y7jjwb4vwkzsvsxj20jshki"))))
+      (build-system gnu-build-system)
+      (native-inputs `(("autoconf" ,autoconf)))
+      (home-page "https://liquidsdr.org")
+      (synopsis "Digital signal processing library for software-defined radios")
+      (description "liquid-dsp is a free and open-source digital signal
+processing (DSP) library designed specifically for software-defined radios on
+embedded platforms. The aim is to provide a lightweight DSP library that does
+not rely on a myriad of external dependencies or proprietary and otherwise
+cumbersome frameworks. All signal processing elements are designed to be
+flexible, scalable, and dynamic, including filters, filter design,
+oscillators, modems, synchronizers, complex mathematical operations, and much
+more.")
+      (license license:expat))))
+
-- 
2.20.1