List available methods

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 83 insertions, 0 deletions

diff --git a/src/cg-base.c b/src/cg-base.c
new file mode 100644
index 0000000..52624d9
--- /dev/null
+++ b/src/cg-base.c
@@ -0,0 +1,83 @@
+/**
+ * cg-tools -- Cooperative gamma-enabled tools
+ * Copyright (C) 2016  Mattias Andrée (maandree@kth.se)
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#define _DEFAULT_SOURCE
+#define _BSD_SOURCE
+
+#include <libcoopgamma.h>
+
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+const char* argv0;
+
+
+
+static int initialise_proc(void)
+{
+  sigset_t sigmask;
+  int sig;
+  
+  for (sig = 1; sig < _NSIG; sig++)
+    if (signal(sig, SIG_DFL) == SIG_ERR)
+      if (sig == SIGCHLD)
+	return -1;
+  
+  if (sigemptyset(&sigmask) < 0)
+    return -1;
+  if (sigprocmask(SIG_SETMASK, &sigmask, NULL) < 0)
+    return -1;
+  
+  return 0;
+}
+
+
+static int list_methods(void)
+{
+  char** list;
+  size_t i;
+  
+  list = libcoopgamma_get_methods();
+  if (list == NULL)
+    return -1;
+  for (i = 0; list[i]; i++)
+    printf("%s\n", list[i]);
+  free(list);
+  if (fflush(stdout) < 0)
+    return -1;
+  
+  return 0;
+}
+
+
+int main(int argc, char* argv[])
+{
+  argv0 = argv[0];
+  
+  if (initialise_proc() < 0)
+    goto fail;
+  
+  list_methods();
+  
+  return 0;
+ fail:
+  perror(argv0);
+  return 1;
+}
+