usr.sbin/installer/libinstaller/commands.h

   1 /*
   2  * Copyright (c)2004 The DragonFly Project.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  *   Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  *
  11  *   Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in
  13  *   the documentation and/or other materials provided with the
  14  *   distribution.
  15  *
  16  *   Neither the name of the DragonFly Project nor the names of its
  17  *   contributors may be used to endorse or promote products derived
  18  *   from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  24  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  25  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  27  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  29  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  31  * OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * commands.h
  36  * $Id: commands.h,v 1.14 2005/02/06 21:05:18 cpressey Exp $
  37  */
  38
  39 #include <stdio.h>
  40
  41 #include "libdfui/dfui.h"
  42
  43 #ifndef __COMMANDS_H_
  44 #define __COMMANDS_H_
  45
  46 #include "diskutil.h"
  47
  48 /*** TYPES ***/
  49
  50 #include "functions.h"
  51
  52 struct commands;
  53 struct command;
  54
  55 #ifdef NEEDS_COMMANDS_STRUCTURE_DEFINITIONS
  56
  57 struct commands {
  58         struct command *head;
  59         struct command *tail;
  60 };
  61
  62 struct command {
  63         struct command *next;
  64         struct command *prev;
  65         char *cmdline;          /* command line to execute */
  66         char *desc;             /* description displayed in progress bar */
  67         int log_mode;           /* use a COMMAND_LOG_* constant here */
  68         int failure_mode;       /* use a COMMAND_FAILURE_* constant here */
  69         char *tag;              /* tag which is recorded on failure */
  70         int result;             /* result code from executing command */
  71         char *output;           /* output of command */
  72 };
  73
  74 #endif
  75
  76 #define COMMAND_LOG_SILENT      0
  77 #define COMMAND_LOG_QUIET       1
  78 #define COMMAND_LOG_VERBOSE     2
  79
  80 #define COMMAND_FAILURE_IGNORE  0
  81 #define COMMAND_FAILURE_WARN    1
  82 #define COMMAND_FAILURE_ABORT   2
  83
  84 #define COMMAND_RESULT_NEVER_EXECUTED    -1
  85 #define COMMAND_RESULT_POPEN_ERR        256
  86 #define COMMAND_RESULT_SELECT_ERR       257
  87 #define COMMAND_RESULT_CANCELLED        512
  88 #define COMMAND_RESULT_SKIPPED          513
  89
  90 /*** PROTOTYPES ***/
  91
  92 struct commands *commands_new(void);
  93 struct command  *command_add(struct commands *, const char *, ...);
  94
  95 void             command_set_log_mode(struct command *, int);
  96 void             command_set_failure_mode(struct command *, int);
  97 void             command_set_desc(struct command *, const char *, ...);
  98 void             command_set_tag(struct command *, const char *, ...);
  99
 100 struct command  *command_get_first(const struct commands *);
 101 struct command  *command_get_next(const struct command *);
 102
 103 char            *command_get_cmdline(const struct command *);
 104 char            *command_get_tag(const struct command *);
 105 int              command_get_result(const struct command *);
 106
 107 void             commands_preview(struct dfui_connection *, const struct commands *);
 108 int              commands_execute(struct i_fn_args *, struct commands *);
 109
 110 void             commands_free(struct commands *);
 111
 112 void             view_command_log(struct i_fn_args *);
 113
 114 /* Command Generators */
 115
 116 void             unmount_all_under(struct i_fn_args *, struct commands *,
 117                                    const char *, ...);
 118
 119 #endif /* !__COMMANDS_H_ */