ini.h

   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 typedef enum
  27 {
  28   TRUST_UNKNOWN,
  29   TRUST_PREV,
  30   TRUST_CURR,
  31   TRUST_TEST,
  32   NTRUST
  33 } trusts;
  34
  35 typedef enum
  36 {
  37   ACTION_UNKNOWN,
  38   /* Note that the next six items must be in the same order as the
  39      TRUST items above. */
  40   ACTION_PREV,
  41   ACTION_CURR,
  42   ACTION_TEST,
  43   ACTION_SKIP,
  44   ACTION_UNINSTALL,
  45   ACTION_REDO,
  46   ACTION_SRC_ONLY,
  47   ACTION_LAST,
  48   ACTION_ERROR,
  49   ACTION_SAME = 100,
  50   ACTION_SAME_PREV = ACTION_PREV + ACTION_SAME,
  51   ACTION_SAME_CURR = ACTION_CURR + ACTION_SAME,
  52   ACTION_SAME_TEST = ACTION_TEST + ACTION_SAME,
  53   ACTION_SAME_LAST
  54 } actions;
  55
  56 typedef enum
  57 {
  58   EXCLUDE_NONE = 0,
  59   EXCLUDE_BY_SETUP,
  60   EXCLUDE_NOT_FOUND
  61 } excludes;
  62
  63 #define is_download_action(pkg) \
  64   ((pkg)->action == ACTION_PREV || \
  65    (pkg)->action == ACTION_CURR || \
  66    (pkg)->action == ACTION_TEST || \
  67    (pkg)->action == ACTION_REDO || \
  68    (pkg)->action == ACTION_SRC_ONLY)
  69
  70 #define is_upgrade_action(pkg) \
  71   (((pkg)->action >= ACTION_CURR && \
  72     (pkg)->action <= ACTION_TEST) || \
  73    (pkg)->action == ACTION_REDO)
  74
  75 #define is_uninstall_action(pkg) \
  76   (is_upgrade_action (pkg) || \
  77    (pkg)->action == ACTION_PREV || \
  78    (pkg)->action == ACTION_UNINSTALL)
  79
  80 #define SRCACTION_NO            0
  81 #define SRCACTION_YES           1
  82 typedef struct _Info
  83 {
  84   char *version;        /* version part of filename */
  85   char *install;        /* file name to install */
  86   int install_size;     /* in bytes */
  87   int install_exists;   /* install file exists on disk */
  88   char *source;         /* sources for installed binaries */
  89   int source_size;      /* in bytes */
  90   int source_exists;    /* source file exists on disk */
  91 #ifdef __cplusplus
  92   _Info (const char *_install, const char *_version,
  93         int _install_size, const char *_source = NULL,
  94         int _source_size = 0);
  95 #endif
  96 } Info;                 /* +1 for TRUST_UNKNOWN */
  97
  98 typedef struct _Dependency
  99 {
 100   struct _Dependency *next; /* the next package in this dependency list */
 101   char *package;        /* the name of the package that is depended on */
 102 } Dependency;           /* Dependencies can be used for
 103                            recommended/required/related... */
 104 typedef struct
 105 {
 106   char *name;           /* package name, like "cygwin" */
 107   char *sdesc;          /* short description (replaces "name" if provided) */
 108   char *ldesc;          /* long description (multi-line) */
 109   char *category; /* the category the package belongs to, like "required" or "XFree86" */
 110   Dependency *required; /* the packages required for this package to work */
 111   actions action;       /* ACTION_* - only NEW and UPGRADE get installed */
 112   trusts trust;         /* TRUST_* (selects among info[] below) */
 113   int srcpicked;        /* SRCACTION_ */
 114
 115   Info *installed;
 116   trusts installed_ix;
 117   excludes exclude;     /* true if this package should be excluded */
 118
 119   Info info[NTRUST];    /* +1 for TRUST_UNKNOWN */
 120 } Package;
 121
 122 extern Package *package;
 123 extern int npackages;
 124
 125 #ifdef __cplusplus
 126 extern "C" {
 127 #endif
 128
 129 Package *new_package (char *name);
 130 void    ini_init (char *string);
 131 Package *getpkgbyname (const char *pkgname);
 132 void    new_requirement (Package *package, char *dependson);
 133
 134 #ifdef __cplusplus
 135 }
 136 #endif