ostadmin: Initial code

src/libotutil/ot-spawn-utils.c

@@ -0,0 +1,78 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
+ *
+ * Copyright (C) 2011 Colin Walters <walters@verbum.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Author: Colin Walters <walters@verbum.org>
+ */
+
+#include "config.h"
+
+#include "otutil.h"
+
+#include <string.h>
+#include <sys/wait.h>
+
+gboolean
+ot_spawn_sync_checked (const char           *cwd,
+                       char                **argv,
+                       char                **envp,
+                       GSpawnFlags           flags,
+                       GSpawnChildSetupFunc  child_setup,
+                       gpointer              user_data,
+                       char                **stdout_data,
+                       char                **stderr_data,
+                       GError              **error)
+{
+  gboolean ret = FALSE;
+  gint exit_status;
+  char *ret_stdout_data = NULL;
+  char *ret_stderr_data = NULL;
+
+  if (!g_spawn_sync (cwd, argv, envp, flags, child_setup, user_data,
+                     stdout_data ? &ret_stdout_data : NULL,
+                     stderr_data ? &ret_stderr_data : NULL,
+                     &exit_status,
+                     error))
+    goto out;
+  
+  if (WIFEXITED (exit_status))
+    {
+      if (WEXITSTATUS (exit_status) != 0)
+        {
+          g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
+                       "Exited with code %d", WEXITSTATUS (exit_status));
+          goto out;
+        }
+    }
+  else if (WIFSIGNALED (exit_status))
+    {
+      g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
+                   "Killed by signal %d", WTERMSIG (exit_status));
+      goto out;
+    }
+  else
+    {
+      g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
+                   "Exited abnormally");
+      goto out;
+    }
+
+  ret = TRUE;
+ out:
+  return ret;
+}