Merge branch 'getopt'
[oweals/gnunet.git] / src / util / test_os_start_process.c
index 0d1481857e3e889b1f336129f71d1f0cf02add77..929b242324f507f5bdc708a44d69f507bda217b3 100644 (file)
@@ -1,6 +1,6 @@
 /*
      This file is part of GNUnet.
-     (C) 2009 Christian Grothoff (and other contributing authors)
+     Copyright (C) 2009 GNUnet e.V.
 
      GNUnet is free software; you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published
@@ -14,8 +14,8 @@
 
      You should have received a copy of the GNU General Public License
      along with GNUnet; see the file COPYING.  If not, write to the
-     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-     Boston, MA 02111-1307, USA.
+     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+     Boston, MA 02110-1301, USA.
 */
 /**
  * @file util/test_os_start_process.c
  * correct data "HELLO" is read then all is well.
  */
 #include "platform.h"
-#include "gnunet_common.h"
-#include "gnunet_getopt_lib.h"
-#include "gnunet_os_lib.h"
-#include "gnunet_program_lib.h"
-#include "gnunet_scheduler_lib.h"
+#include "gnunet_util_lib.h"
 #include "disk.h"
 
-#define VERBOSE GNUNET_NO
 
-static char *test_phrase = "HELLO WORLD";
+static const char *test_phrase = "HELLO WORLD";
+
 static int ok;
 
 static struct GNUNET_OS_Process *proc;
 
-/* Pipe to write to started processes stdin (on write end) */
+/**
+ * Pipe to write to started processes stdin (on write end)
+ */
 static struct GNUNET_DISK_PipeHandle *hello_pipe_stdin;
 
-/* Pipe to read from started processes stdout (on read end) */
+/**
+ * Pipe to read from started processes stdout (on read end)
+ */
 static struct GNUNET_DISK_PipeHandle *hello_pipe_stdout;
 
-static GNUNET_SCHEDULER_TaskIdentifier die_task;
+static struct GNUNET_SCHEDULER_Task * die_task;
+
+struct read_context
+{
+  char buf[16];
+  int buf_offset;
+  const struct GNUNET_DISK_FileHandle *stdout_read_handle;
+};
+
+
+static struct read_context rc;
+
 
 static void
-end_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+end_task (void *cls)
 {
-  if (0 != GNUNET_OS_process_kill (proc, SIGTERM))
+  if (0 != GNUNET_OS_process_kill (proc, GNUNET_TERM_SIG))
   {
     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
   }
@@ -62,56 +73,60 @@ end_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
   GNUNET_DISK_pipe_close (hello_pipe_stdin);
 }
 
+
 static void
-read_call (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+read_call (void *cls)
 {
-  struct GNUNET_DISK_FileHandle *stdout_read_handle = cls;
-  char buf[16];
-
-  memset (&buf, 0, sizeof (buf));
   int bytes;
 
-  bytes = GNUNET_DISK_file_read (stdout_read_handle, &buf, sizeof (buf));
-
-#if VERBOSE
-  FPRINTF (stderr, "bytes is %d\n", bytes);
-#endif
+  bytes = GNUNET_DISK_file_read (rc.stdout_read_handle,
+                                &rc.buf[rc.buf_offset],
+                                sizeof (rc.buf) - rc.buf_offset);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+             "bytes is %d\n",
+             bytes);
 
   if (bytes < 1)
   {
     GNUNET_break (0);
     ok = 1;
     GNUNET_SCHEDULER_cancel (die_task);
-    GNUNET_SCHEDULER_add_now (&end_task, NULL);
+    (void) GNUNET_SCHEDULER_add_now (&end_task, NULL);
     return;
   }
 
-  ok = strncmp (&buf[0], test_phrase, strlen (test_phrase));
-#if VERBOSE
-  FPRINTF (stderr, "read %s\n", &buf[0]);
-#endif
-  if (ok == 0)
+  ok = strncmp (rc.buf, test_phrase, strlen (test_phrase));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+             "read %s\n",
+             &rc.buf[rc.buf_offset]);
+  rc.buf_offset += bytes;
+
+  if (0 == ok)
   {
     GNUNET_SCHEDULER_cancel (die_task);
-    GNUNET_SCHEDULER_add_now (&end_task, NULL);
+    (void) GNUNET_SCHEDULER_add_now (&end_task, NULL);
     return;
   }
 
   GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
-                                  stdout_read_handle, &read_call,
-                                  stdout_read_handle);
-
+                                  rc.stdout_read_handle,
+                                 &read_call,
+                                  NULL);
 }
 
 
 static void
-run_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+run_task (void *cls)
 {
   char *fn;
   const struct GNUNET_DISK_FileHandle *stdout_read_handle;
   const struct GNUNET_DISK_FileHandle *wh;
 
+#if !WINDOWS
   GNUNET_asprintf (&fn, "cat");
+#else
+  GNUNET_asprintf (&fn, "w32cat");
+#endif
 
   hello_pipe_stdin = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_YES, GNUNET_NO);
   hello_pipe_stdout = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_NO, GNUNET_YES);
@@ -125,7 +140,9 @@ run_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
   }
 
   proc =
-      GNUNET_OS_start_process (GNUNET_NO, hello_pipe_stdin, hello_pipe_stdout, fn,
+      GNUNET_OS_start_process (GNUNET_NO, GNUNET_OS_INHERIT_STD_ERR,
+                               hello_pipe_stdin, hello_pipe_stdout, NULL,
+                               fn,
                                "test_gnunet_echo_hello", "-", NULL);
   GNUNET_free (fn);
 
@@ -153,12 +170,16 @@ run_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 
   die_task =
       GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
-                                    (GNUNET_TIME_UNIT_MINUTES, 1), &end_task,
+                                    (GNUNET_TIME_UNIT_MINUTES, 1),
+                                   &end_task,
                                     NULL);
 
+  memset (&rc, 0, sizeof (rc));
+  rc.stdout_read_handle = stdout_read_handle;
   GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
-                                  stdout_read_handle, &read_call,
-                                  (void *) stdout_read_handle);
+                                  stdout_read_handle,
+                                 &read_call,
+                                  NULL);
 }
 
 
@@ -181,20 +202,27 @@ check_run ()
 static int
 check_kill ()
 {
+  char *fn;
+
   hello_pipe_stdin = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_YES, GNUNET_NO);
   hello_pipe_stdout = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_NO, GNUNET_YES);
   if ((hello_pipe_stdout == NULL) || (hello_pipe_stdin == NULL))
   {
     return 1;
   }
+  fn = GNUNET_OS_get_libexec_binary_path ("gnunet-service-resolver");
   proc =
-    GNUNET_OS_start_process (GNUNET_YES, hello_pipe_stdin, hello_pipe_stdout, "cat",
-                            "gnunet-service-resolver", "-", NULL); 
-  sleep (1); /* give process time to start and open pipe */
-  if (0 != GNUNET_OS_process_kill (proc, SIGTERM))
-  {
+    GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_ERR,
+                             hello_pipe_stdin,
+                            hello_pipe_stdout,
+                            NULL,
+                             fn,
+                            "gnunet-service-resolver", "-",
+                            NULL);
+  sleep (1); /* give process time to start, so we actually use the pipe-kill mechanism! */
+  GNUNET_free (fn);
+  if (0 != GNUNET_OS_process_kill (proc, GNUNET_TERM_SIG))
     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
-  }
   GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (proc));
   GNUNET_OS_process_destroy (proc);
   proc = NULL;
@@ -210,19 +238,25 @@ check_kill ()
 static int
 check_instant_kill ()
 {
+  char *fn;
+
   hello_pipe_stdin = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_YES, GNUNET_NO);
   hello_pipe_stdout = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_NO, GNUNET_YES);
   if ((hello_pipe_stdout == NULL) || (hello_pipe_stdin == NULL))
   {
     return 1;
   }
+  fn = GNUNET_OS_get_libexec_binary_path ("gnunet-service-resolver");
   proc =
-    GNUNET_OS_start_process (GNUNET_YES, hello_pipe_stdin, hello_pipe_stdout, "cat",
-                            "gnunet-service-resolver", "-", NULL); 
-  if (0 != GNUNET_OS_process_kill (proc, SIGTERM))
+    GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_ERR,
+                             hello_pipe_stdin, hello_pipe_stdout, NULL,
+                             fn,
+                            "gnunet-service-resolver", "-", NULL);
+  if (0 != GNUNET_OS_process_kill (proc, GNUNET_TERM_SIG))
   {
     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
   }
+  GNUNET_free (fn);
   GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (proc));
   GNUNET_OS_process_destroy (proc);
   proc = NULL;
@@ -238,16 +272,13 @@ main (int argc, char *argv[])
   int ret;
 
   GNUNET_log_setup ("test-os-start-process",
-#if VERBOSE
-                    "DEBUG",
-#else
                     "WARNING",
-#endif
                     NULL);
   ret = 0;
   ret |= check_run ();
   ret |= check_kill ();
   ret |= check_instant_kill ();
-
   return ret;
 }
+
+/* end of test_os_start_process.c */