summaryrefslogtreecommitdiff
path: root/protocols/Sametime/src/glib/gspawn.h
blob: 02ac35e00cfc37d029368bc9d5ee25523832875a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/* gspawn.h - Process launching
 *
 *  Copyright 2000 Red Hat, Inc.
 *
 * GLib 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.
 *
 * GLib 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 GLib; see the file COPYING.LIB.  If not, write
 * to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
#error "Only <glib.h> can be included directly."
#endif

#ifndef __G_SPAWN_H__
#define __G_SPAWN_H__

#include <glib/gerror.h>

G_BEGIN_DECLS

/* I'm not sure I remember our proposed naming convention here. */
#define G_SPAWN_ERROR g_spawn_error_quark ()

typedef enum
{
  G_SPAWN_ERROR_FORK,   /* fork failed due to lack of memory */
  G_SPAWN_ERROR_READ,   /* read or select on pipes failed */
  G_SPAWN_ERROR_CHDIR,  /* changing to working dir failed */
  G_SPAWN_ERROR_ACCES,  /* execv() returned EACCES */
  G_SPAWN_ERROR_PERM,   /* execv() returned EPERM */
  G_SPAWN_ERROR_2BIG,   /* execv() returned E2BIG */
  G_SPAWN_ERROR_NOEXEC, /* execv() returned ENOEXEC */
  G_SPAWN_ERROR_NAMETOOLONG, /* ""  "" ENAMETOOLONG */
  G_SPAWN_ERROR_NOENT,       /* ""  "" ENOENT */
  G_SPAWN_ERROR_NOMEM,       /* ""  "" ENOMEM */
  G_SPAWN_ERROR_NOTDIR,      /* ""  "" ENOTDIR */
  G_SPAWN_ERROR_LOOP,        /* ""  "" ELOOP   */
  G_SPAWN_ERROR_TXTBUSY,     /* ""  "" ETXTBUSY */
  G_SPAWN_ERROR_IO,          /* ""  "" EIO */
  G_SPAWN_ERROR_NFILE,       /* ""  "" ENFILE */
  G_SPAWN_ERROR_MFILE,       /* ""  "" EMFLE */
  G_SPAWN_ERROR_INVAL,       /* ""  "" EINVAL */
  G_SPAWN_ERROR_ISDIR,       /* ""  "" EISDIR */
  G_SPAWN_ERROR_LIBBAD,      /* ""  "" ELIBBAD */
  G_SPAWN_ERROR_FAILED       /* other fatal failure, error->message
                              * should explain
                              */
} GSpawnError;

typedef void (* GSpawnChildSetupFunc) (gpointer user_data);

typedef enum
{
  G_SPAWN_LEAVE_DESCRIPTORS_OPEN = 1 << 0,
  G_SPAWN_DO_NOT_REAP_CHILD      = 1 << 1,
  /* look for argv[0] in the path i.e. use execvp() */
  G_SPAWN_SEARCH_PATH            = 1 << 2,
  /* Dump output to /dev/null */
  G_SPAWN_STDOUT_TO_DEV_NULL     = 1 << 3,
  G_SPAWN_STDERR_TO_DEV_NULL     = 1 << 4,
  G_SPAWN_CHILD_INHERITS_STDIN   = 1 << 5,
  G_SPAWN_FILE_AND_ARGV_ZERO     = 1 << 6
} GSpawnFlags;

GQuark g_spawn_error_quark (void);

#ifdef G_OS_WIN32
#define g_spawn_async g_spawn_async_utf8
#define g_spawn_async_with_pipes g_spawn_async_with_pipes_utf8
#define g_spawn_sync g_spawn_sync_utf8
#define g_spawn_command_line_sync g_spawn_command_line_sync_utf8
#define g_spawn_command_line_async g_spawn_command_line_async_utf8
#endif

gboolean g_spawn_async (const gchar           *working_directory,
                        gchar                **argv,
                        gchar                **envp,
                        GSpawnFlags            flags,
                        GSpawnChildSetupFunc   child_setup,
                        gpointer               user_data,
                        GPid                  *child_pid,
                        GError               **error);


/* Opens pipes for non-NULL standard_output, standard_input, standard_error,
 * and returns the parent's end of the pipes.
 */
gboolean g_spawn_async_with_pipes (const gchar          *working_directory,
                                   gchar               **argv,
                                   gchar               **envp,
                                   GSpawnFlags           flags,
                                   GSpawnChildSetupFunc  child_setup,
                                   gpointer              user_data,
                                   GPid                 *child_pid,
                                   gint                 *standard_input,
                                   gint                 *standard_output,
                                   gint                 *standard_error,
                                   GError              **error);


/* If standard_output or standard_error are non-NULL, the full
 * standard output or error of the command will be placed there.
 */

gboolean g_spawn_sync         (const gchar          *working_directory,
                               gchar               **argv,
                               gchar               **envp,
                               GSpawnFlags           flags,
                               GSpawnChildSetupFunc  child_setup,
                               gpointer              user_data,
                               gchar               **standard_output,
                               gchar               **standard_error,
                               gint                 *exit_status,
                               GError              **error);

gboolean g_spawn_command_line_sync  (const gchar          *command_line,
                                     gchar               **standard_output,
                                     gchar               **standard_error,
                                     gint                 *exit_status,
                                     GError              **error);
gboolean g_spawn_command_line_async (const gchar          *command_line,
                                     GError              **error);

void g_spawn_close_pid (GPid pid);

G_END_DECLS

#endif /* __G_SPAWN_H__ */