root/branches/2.10/src/ini.h

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1 /*
2  * Copyright (c) 2000, Red Hat, Inc.
3  *
4  *     This program is free software; you can redistribute it and/or modify
5  *     it under the terms of the GNU General Public License as published by
6  *     the Free Software Foundation; either version 2 of the License, or
7  *     (at your option) any later version.
8  *
9  *     A copy of the GNU General Public License can be found at
10  *     http://www.gnu.org/
11  *
12  * Written by DJ Delorie <dj@cygnus.com>
13  *
14  */
15
16 /* When setup.ini is parsed, the information is stored according to
17    the declarations here.  ini.cc (via inilex and iniparse)
18    initializes these structures.  choose.cc sets the action and trust
19    fields.  download.cc downloads any needed files for selected
20    packages (the chosen "install" field).  install.cc installs
21    selected packages. */
22
23 #define YYSTYPE char *
24
25 /* lowest number must be most trusted, highest least trusted */
26 #define TRUST_PREV              0
27 #define TRUST_CURR              1
28 #define TRUST_TEST              2
29 #define NTRUST 3
30 #define TRUST_UNKNOWN           3 /* intentionally not in NTRUST */
31
32 #define TY_GENERIC              0
33 #define TY_CYGWIN               1
34 #define TY_NATIVE               2
35
36 #define ACTION_UNKNOWN          0
37 #define ACTION_SAME             1
38 #define ACTION_NEW              2
39 #define ACTION_UPGRADE          3
40 #define ACTION_UNINSTALL        4
41 #define ACTION_ERROR            5
42
43 #define SRCACTION_NO            0
44 #define SRCACTION_YES           1
45
46 typedef struct {
47   char *name;   /* package name, like "cygwin" */
48   char *sdesc;  /* short description (replaces "name" if provided) */
49   char *ldesc;  /* long description (multi-line) */
50   int action;   /* ACTION_* - only NEW and UPGRADE get installed */
51   int srcaction;/* SRCACTION_ */
52   int trust;    /* TRUST_* (selects among info[] below) */
53   int type;     /* TY_GENERIC, TY_CYGWIN or TY_NATIVE. */
54
55   struct {
56     char *version;      /* version part of filename */
57     char *install;      /* file name to install */
58     int install_size;   /* in bytes */
59     char *source;       /* sources for installed binaries */
60     int source_size;    /* in bytes */
61   } info[NTRUST+1];     /* +1 for TRUST_UNKNOWN */
62 } Package;
63
64 #ifdef __cplusplus
65 extern "C" {
66 #endif
67
68 extern Package *package;
69 extern Package *xemacs_package;
70
71 extern int npackages;
72
73 Package *new_package (char *name);
74 void    ini_init (char *string);
75
76 #define pinfo(p) ((p).info[(p).trust])
77 #define pi pinfo(package[i])
78
79 #define LOOP_PACKAGES \
80   for (i=0; i<npackages; i++) \
81     if ((package[i].action == ACTION_NEW \
82          || package[i].action == ACTION_UPGRADE) \
83         && pi.install)
84
85 #ifdef __cplusplus
86 }
87 #endif
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