network-manager: give path to pppd executable

This fixes an issue I have faced when trying to connect to the internet via wwan gsm modem.
NixOS · Oct 20, 2016 · 0775adc · 0775adc
1 parent b8ede35
commit 0775adc
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diff --git a/pkgs/tools/networking/network-manager/PppdPath.patch b/pkgs/tools/networking/network-manager/PppdPath.patch
@@ -0,0 +1,13 @@
+diff --git a/src/ppp-manager/nm-ppp-manager.c b/src/ppp-manager/nm-ppp-manager.c
+index 89a7add..ae99eb4 100644
+--- a/src/ppp-manager/nm-ppp-manager.c
++++ b/src/ppp-manager/nm-ppp-manager.c
+@@ -843,7 +843,7 @@ create_pppd_cmd_line (NMPPPManager *self,
+
+ 	g_return_val_if_fail (setting != NULL, NULL);
+
+-	pppd_binary = nm_utils_find_helper ("pppd", NULL, err);
++	pppd_binary = nm_utils_find_helper ("pppd", PPPD_PATH, err);
+ 	if (!pppd_binary)
+ 		return NULL;
+
diff --git a/pkgs/tools/networking/network-manager/default.nix b/pkgs/tools/networking/network-manager/default.nix
@@ -56,6 +56,8 @@ stdenv.mkDerivation rec {
     "--with-libsoup=yes"
   ];
 
+  patches = [ ./PppdPath.patch ];
+
   buildInputs = [ systemd libgudev libnl libuuid polkit ppp libndp
                   bluez5 dnsmasq gobjectIntrospection modemmanager readline newt libsoup ];