File 0001-layer23-Fix-build-against-gpsd-3.18.patch of Package osmocom-bb-fixeria-trx

From 4f85fb30bc77e4bb4c3b9187a48a0a5a0a8cbb5a Mon Sep 17 00:00:00 2001
From: Pau Espin Pedrol <pespin@sysmocom.de>
Date: Mon, 5 Nov 2018 20:22:45 +0100
Subject: [PATCH] layer23: Fix build against gpsd >= 3.18

Change-Id: I0e97d3e8c3688064c959ea60ecef50cfbbc1bcd6
---
 src/host/layer23/src/common/gps.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/host/layer23/src/common/gps.c b/src/host/layer23/src/common/gps.c
index 3ec7377c..35ee4167 100644
--- a/src/host/layer23/src/common/gps.c
+++ b/src/host/layer23/src/common/gps.c
@@ -60,9 +60,20 @@ static struct gps_data_t* gdata = NULL;
 
 #if GPSD_API_MAJOR_VERSION >= 5
 static struct gps_data_t _gdata;
-#define gps_poll gps_read
 #endif
 
+static inline int compat_gps_read(struct gps_data_t *data)
+{
+/* API break in gpsd 6bba8b329fc7687b15863d30471d5af402467802 */
+#if GPSD_API_MAJOR_VERSION >= 7 && GPSD_API_MINOR_VERSION >= 0
+	return gps_read(data, NULL, 0);
+#elif GPSD_API_MAJOR_VERSION >= 5
+	return gps_read(data);
+#else
+	return gps_poll(data);
+#endif
+}
+
 int osmo_gpsd_cb(struct osmo_fd *bfd, unsigned int what)
 {
 	struct tm *tm;
@@ -85,7 +96,7 @@ int osmo_gpsd_cb(struct osmo_fd *bfd, unsigned int what)
 #endif
 
 	/* polling returned an error */
-	if (gps_poll(gdata))
+	if (compat_gps_read(gdata))
 	    goto gps_not_ready;
 
 	/* data are valid */
-- 
2.16.4