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authorDavid Robillard <d@drobilla.net>2017-04-12 20:19:08 +0200
committerDavid Robillard <d@drobilla.net>2017-04-12 20:22:41 +0200
commitb718c77fe338c18b61280aefcf8d42c01a6299fd (patch)
tree6160f7b2d00cda4291272818191eb2a8d2a8aaef /src
parent372ac1950628f7ae2f555181c57e3f69b45dbb7d (diff)
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Refuse to start if driver requires a graph and one is not provided
Diffstat (limited to 'src')
-rw-r--r--src/ingen/ingen.cpp9
-rw-r--r--src/server/Engine.cpp6
-rw-r--r--src/server/Engine.hpp1
3 files changed, 15 insertions, 1 deletions
diff --git a/src/ingen/ingen.cpp b/src/ingen/ingen.cpp
index 1932b793..4eacfa97 100644
--- a/src/ingen/ingen.cpp
+++ b/src/ingen/ingen.cpp
@@ -158,7 +158,14 @@ main(int argc, char** argv)
if (!world->load_module("jack") && !world->load_module("portaudio")) {
cerr << "ingen: error: Failed to load driver module" << endl;
delete world;
- exit(EXIT_FAILURE);
+ return EXIT_FAILURE;
+ }
+
+ if (!world->engine()->supports_dynamic_ports() &&
+ !conf.option("load").is_valid()) {
+ cerr << "ingen: error: Initial graph required for driver" << endl;
+ delete world;
+ return EXIT_FAILURE;
}
}
diff --git a/src/server/Engine.cpp b/src/server/Engine.cpp
index 2fa079f1..8ec74829 100644
--- a/src/server/Engine.cpp
+++ b/src/server/Engine.cpp
@@ -400,6 +400,12 @@ Engine::init(double sample_rate, uint32_t block_length, size_t seq_size)
}
bool
+Engine::supports_dynamic_ports() const
+{
+ return !_driver || _driver->dynamic_ports();
+}
+
+bool
Engine::activate()
{
if (!_driver) {
diff --git a/src/server/Engine.hpp b/src/server/Engine.hpp
index f951eaf3..cf13f5e6 100644
--- a/src/server/Engine.hpp
+++ b/src/server/Engine.hpp
@@ -77,6 +77,7 @@ public:
// EngineBase methods
virtual void init(double sample_rate, uint32_t block_length, size_t seq_size);
+ virtual bool supports_dynamic_ports() const;
virtual bool activate();
virtual void deactivate();
virtual bool pending_events() const;