[gnome-builder] runner: add current working directory property

[Christian Hergert <chergert src gnome org>]

commit 51d1248a55c7d1f377e8a6f0f5a35121bd693040
Author: Christian Hergert <chergert redhat com>
Date:   Sun Oct 22 15:47:47 2017 -0700

    runner: add current working directory property
    
    This allows the callers to have a bit more control on where
    things are run.

 src/libide/runner/ide-runner.c |   70 +++++++++++++++++++++++++++++++++++++++-
 src/libide/runner/ide-runner.h |    3 ++
 2 files changed, 72 insertions(+), 1 deletions(-)
---
diff --git a/src/libide/runner/ide-runner.c b/src/libide/runner/ide-runner.c
index e0a372e..5a9aa44 100644
--- a/src/libide/runner/ide-runner.c
+++ b/src/libide/runner/ide-runner.c
@@ -42,6 +42,8 @@ typedef struct
 
   GArray *fd_mapping;
 
+  gchar *cwd;
+
   IdeSubprocess *subprocess;
 
   GQueue argv;
@@ -71,6 +73,7 @@ enum {
   PROP_0,
   PROP_ARGV,
   PROP_CLEAR_ENV,
+  PROP_CWD,
   PROP_ENV,
   PROP_FAILED,
   PROP_RUN_ON_HOST,
@@ -178,7 +181,9 @@ ide_runner_run_wait_cb (GObject      *object,
 static IdeSubprocessLauncher *
 ide_runner_real_create_launcher (IdeRunner *self)
 {
+  IdeRunnerPrivate *priv = ide_runner_get_instance_private (self);
   IdeConfigurationManager *config_manager;
+  IdeSubprocessLauncher *ret;
   IdeConfiguration *config;
   IdeContext *context;
   IdeRuntime *runtime;
@@ -190,7 +195,12 @@ ide_runner_real_create_launcher (IdeRunner *self)
   config = ide_configuration_manager_get_current (config_manager);
   runtime = ide_configuration_get_runtime (config);
 
-  return ide_runtime_create_launcher (runtime, NULL);
+  ret = ide_runtime_create_launcher (runtime, NULL);
+
+  if (ret != NULL && priv->cwd != NULL)
+    ide_subprocess_launcher_set_cwd (ret, priv->cwd);
+
+  return ret;
 }
 
 static void
@@ -528,6 +538,10 @@ ide_runner_get_property (GObject    *object,
       g_value_set_boolean (value, ide_runner_get_clear_env (self));
       break;
 
+    case PROP_CWD:
+      g_value_set_string (value, ide_runner_get_cwd (self));
+      break;
+
     case PROP_ENV:
       g_value_set_object (value, ide_runner_get_environment (self));
       break;
@@ -563,6 +577,10 @@ ide_runner_set_property (GObject      *object,
       ide_runner_set_clear_env (self, g_value_get_boolean (value));
       break;
 
+    case PROP_CWD:
+      ide_runner_set_cwd (self, g_value_get_string (value));
+      break;
+
     case PROP_FAILED:
       ide_runner_set_failed (self, g_value_get_boolean (value));
       break;
@@ -609,6 +627,13 @@ ide_runner_class_init (IdeRunnerClass *klass)
                           FALSE,
                           (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
+  properties [PROP_CWD] =
+    g_param_spec_string ("cwd",
+                         "Current Working Directory",
+                         "The directory to use as the working directory for the process",
+                         NULL,
+                         (G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
+
   properties [PROP_ENV] =
     g_param_spec_object ("environment",
                          "Environment",
@@ -1306,6 +1331,49 @@ ide_runner_set_failed (IdeRunner *self,
 }
 
 /**
+ * ide_runner_get_cwd:
+ * @self: a #IdeRunner
+ *
+ * Returns: (nullable): The current working directory, or %NULL.
+ *
+ * Since: 3.28
+ */
+const gchar *
+ide_runner_get_cwd (IdeRunner *self)
+{
+  IdeRunnerPrivate *priv = ide_runner_get_instance_private (self);
+
+  g_return_val_if_fail (IDE_IS_RUNNER (self), NULL);
+
+  return priv->cwd;
+}
+
+/**
+ * ide_runner_set_cwd:
+ * @self: a #IdeRunner
+ * @cwd: (nullable): The working directory or %NULL
+ *
+ * Sets the directory to use when spawning the runner.
+ *
+ * Since: 3.28
+ */
+void
+ide_runner_set_cwd (IdeRunner   *self,
+                    const gchar *cwd)
+{
+  IdeRunnerPrivate *priv = ide_runner_get_instance_private (self);
+
+  g_return_if_fail (IDE_IS_RUNNER (self));
+
+  if (ide_str_equal0 (priv->cwd, cwd))
+    {
+      g_free (priv->cwd);
+      priv->cwd = g_strdup (cwd);
+      g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_CWD]);
+    }
+}
+
+/**
  * ide_runner_push_args:
  * @self: a #IdeRunner
  * @args: an array of args to add
diff --git a/src/libide/runner/ide-runner.h b/src/libide/runner/ide-runner.h
index 176b827..5b0569e 100644
--- a/src/libide/runner/ide-runner.h
+++ b/src/libide/runner/ide-runner.h
@@ -78,6 +78,9 @@ gboolean           ide_runner_run_finish      (IdeRunner            *self,
 GSubprocessFlags   ide_runner_get_flags       (IdeRunner            *self);
 void               ide_runner_set_flags       (IdeRunner            *self,
                                                GSubprocessFlags      flags);
+const gchar       *ide_runner_get_cwd         (IdeRunner            *self);
+void               ide_runner_set_cwd         (IdeRunner            *self,
+                                               const gchar          *cwd);
 gboolean           ide_runner_get_clear_env   (IdeRunner            *self);
 void               ide_runner_set_clear_env   (IdeRunner            *self,
                                                gboolean              clear_env);