28 #include "dbus-spawn.h"    29 #include "dbus-sysdeps.h"    30 #include "dbus-test.h"    33 get_test_exec (
const char *exe,
    36   const char *dbus_test_exec;
    40   if (dbus_test_exec == 
NULL)
    47                                    dbus_test_exec, exe, DBUS_EXEEXT))
    53   return _dbus_string_get_data (scratch_space);
    57 check_spawn_nonexistent (
void *data)
    59   static const char arg_does_not_exist[] = 
"/this/does/not/exist/32542sdgafgafdg";
    67   argv[0] = arg_does_not_exist;
    69                                          (
char * 
const *) argv,
    73       _dbus_babysitter_block_for_child_exit (sitter);
    82       _dbus_warn (
"Did not get an error launching nonexistent executable");
    89       _dbus_warn (
"Not expecting error when launching nonexistent executable: %s: %s",
   101 check_spawn_segfault (
void *data)
   110   argv[0] = get_test_exec (
"test-segfault", &argv0);
   122       _dbus_babysitter_block_for_child_exit (sitter);
   133       _dbus_warn (
"Did not get an error launching segfaulting binary");
   144       _dbus_warn (
"Not expecting error when launching segfaulting executable: %s: %s",
   156 check_spawn_exit (
void *data)
   165   argv[0] = get_test_exec (
"test-exit", &argv0);
   177       _dbus_babysitter_block_for_child_exit (sitter);
   188       _dbus_warn (
"Did not get an error launching binary that exited with failure code");
   195       _dbus_warn (
"Not expecting error when launching exiting executable: %s: %s",
   207 check_spawn_and_kill (
void *data)
   216   argv[0] = get_test_exec (
"test-sleep-forever", &argv0);
   230       _dbus_babysitter_block_for_child_exit (sitter);
   242       _dbus_warn (
"Did not get an error after killing spawned binary");
   253       _dbus_warn (
"Not expecting error when killing executable: %s: %s",
   265 _dbus_spawn_test (
const char *test_data_dir)
   267   if (!_dbus_test_oom_handling (
"spawn_nonexistent",
   268                                 check_spawn_nonexistent,
   272   if (!_dbus_test_oom_handling (
"spawn_segfault",
   273                                 check_spawn_segfault,
   277   if (!_dbus_test_oom_handling (
"spawn_exit",
   282   if (!_dbus_test_oom_handling (
"spawn_and_kill",
   283                                 check_spawn_and_kill,
 dbus_bool_t dbus_error_has_name(const DBusError *error, const char *name)
Checks whether the error is set and has the given name. 
const char * message
public error message field 
#define NULL
A null pointer, defined appropriately for C or C++. 
#define DBUS_ERROR_SPAWN_EXEC_FAILED
While starting a new process, the exec() call failed. 
#define DBUS_ERROR_SPAWN_CHILD_EXITED
While starting a new process, the child exited with a status code. 
#define DBUS_ERROR_INIT
Expands to a suitable initializer for a DBusError on the stack. 
void dbus_error_free(DBusError *error)
Frees an error that's been set (or just initialized), then reinitializes the error as in dbus_error_i...
dbus_bool_t _dbus_string_init(DBusString *str)
Initializes a string. 
#define DBUS_ERROR_SPAWN_CHILD_SIGNALED
While starting a new process, the child exited on a signal. 
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE. 
void _dbus_babysitter_kill_child(DBusBabysitter *sitter)
Blocks until the babysitter process gives us the PID of the spawned grandchild, then kills the spawne...
Babysitter implementation details. 
void _dbus_warn(const char *format,...)
Prints a warning message to stderr. 
dbus_bool_t _dbus_spawn_async_with_babysitter(DBusBabysitter **sitter_p, const char *log_name, char *const *argv, char **env, DBusSpawnFlags flags, DBusSpawnChildSetupFunc child_setup, void *user_data, DBusError *error)
Spawns a new process. 
dbus_bool_t _dbus_string_append_printf(DBusString *str, const char *format,...)
Appends a printf-style formatted string to the DBusString. 
Object representing an exception. 
void _dbus_string_free(DBusString *str)
Frees a string created by _dbus_string_init(). 
#define TRUE
Expands to "1". 
const char * name
public error name field 
void _dbus_babysitter_unref(DBusBabysitter *sitter)
Decrement the reference count on the babysitter object. 
#define DBUS_ERROR_NO_MEMORY
There was not enough memory to complete an operation. 
#define FALSE
Expands to "0". 
void _dbus_babysitter_set_child_exit_error(DBusBabysitter *sitter, DBusError *error)
Sets the DBusError with an explanation of why the spawned child process exited (on a signal...
const char * _dbus_getenv(const char *varname)
Wrapper for getenv(). 
dbus_bool_t dbus_error_is_set(const DBusError *error)
Checks whether an error occurred (the error is set).