libsysprof-profile: include spawnable information in metadata

src/libsysprof-profile/sysprof-recording.c

@@ -226,6 +226,47 @@ sysprof_recording_fiber (gpointer user_data)
   add_metadata (self, "HOSTTYPE", g_getenv ("HOSTTYPE"));
   add_metadata (self, "OSTYPE", g_getenv ("OSTYPE"));
 
+  /* Log information about the spawning process */
+  if (self->spawnable != NULL)
+    {
+      const char * const *argv = sysprof_spawnable_get_argv (self->spawnable);
+      const char * const *env = sysprof_spawnable_get_environ (self->spawnable);
+      const char *cwd = sysprof_spawnable_get_cwd (self->spawnable);
+
+      if (cwd)
+        add_metadata (self, "spawnable.cwd", cwd);
+
+      if (env != NULL)
+        {
+          g_autoptr(GString) str = g_string_new (NULL);
+
+          for (guint e = 0; env[e]; e++)
+            {
+              g_autofree char *quoted = g_shell_quote (env[e]);
+
+              g_string_append (str, quoted);
+              g_string_append_c (str, ' ');
+            }
+
+          add_metadata (self, "spawnable.environ", str->str);
+        }
+
+      if (argv != NULL)
+        {
+          g_autoptr(GString) str = g_string_new (NULL);
+
+          for (guint a = 0; argv[a]; a++)
+            {
+              g_autofree char *quoted = g_shell_quote (argv[a]);
+
+              g_string_append (str, quoted);
+              g_string_append_c (str, ' ');
+            }
+
+          add_metadata (self, "spawnable.argv", str->str);
+        }
+    }
+
   /* Save a copy of os-release for troubleshooting */
   dex_await (_sysprof_recording_add_file (self, "/etc/os-release", FALSE), NULL);
 

src/libsysprof-profile/sysprof-spawnable.c

@@ -320,17 +320,21 @@ sysprof_spawnable_spawn (SysprofSpawnable  *self,
   return g_subprocess_launcher_spawnv (launcher, argv, error);
 }
 
+const char *
+sysprof_spawnable_get_cwd (SysprofSpawnable *self)
+{
+  g_return_val_if_fail (SYSPROF_IS_SPAWNABLE (self), NULL);
+
+  return self->cwd;
+}
+
 void
 sysprof_spawnable_set_cwd (SysprofSpawnable *self,
                            const gchar      *cwd)
 {
   g_return_if_fail (SYSPROF_IS_SPAWNABLE (self));
 
-  if (g_strcmp0 (cwd, self->cwd) != 0)
+  g_set_str (&self->cwd, cwd);
-    {
-      g_free (self->cwd);
-      self->cwd = g_strdup (cwd);
-    }
 }
 
 /**

src/libsysprof-profile/sysprof-spawnable.h

@@ -47,6 +47,8 @@ SYSPROF_AVAILABLE_IN_ALL
 void                 sysprof_spawnable_append_args     (SysprofSpawnable          *self,
                                                         const char  * const       *argv);
 SYSPROF_AVAILABLE_IN_ALL
+const char          *sysprof_spawnable_get_cwd         (SysprofSpawnable          *self);
+SYSPROF_AVAILABLE_IN_ALL
 void                 sysprof_spawnable_set_cwd         (SysprofSpawnable          *self,
                                                         const char                *cwd);
 SYSPROF_AVAILABLE_IN_ALL