Adding upstream version 1.22.4.upstream/1.22.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 263 insertions, 0 deletions

diff --git a/dselect/pkglist.h b/dselect/pkglist.h
new file mode 100644
index 0000000..0816d4b
--- /dev/null
+++ b/dselect/pkglist.h
@@ -0,0 +1,263 @@
+/*
+ * dselect - Debian package maintenance user interface
+ * pkglist.h - external definitions for package list handling
+ *
+ * Copyright © 1994,1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
+ * Copyright © 2001 Wichert Akkerman <wakkerma@debian.org>
+ * Copyright © 2007-2014 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef PKGLIST_H
+#define PKGLIST_H
+
+#include <regex.h>
+
+enum showpriority {
+  dp_none,      // has not been involved in any unsatisfied things
+  dp_may,       // has been involved in an unsatisfied Suggests
+  dp_should,	// has been involved in an unsatisfied Recommends
+  dp_must,      // has been involved in an unsatisfied Depends/Conflicts
+};
+
+enum selpriority {
+  // where did the currently suggested value come from, and how important
+  //  is it to display this package ?
+  // low
+  sp_inherit,     // inherited from our parent list
+  sp_selecting,   // propagating a selection
+  sp_deselecting, // propagating a deselection
+  sp_fixed,       // it came from the ‘status’ file and we're not a recursive list
+  // high
+};
+
+enum ssavailval {        // Availability sorting order, first to last:
+  ssa_broken,            //   Brokenly-installed and nothing available
+  ssa_notinst_unseen,    //   Entirely new packages (available but not deselected yet)
+  ssa_installed_newer,   //   Installed, newer version available
+  ssa_installed_gone,    //   Installed but no longer available
+  ssa_installed_sameold, //   Same or older version available as installed
+  ssa_notinst_seen,      //   Available but not installed
+  ssa_notinst_gone,      //   Not available, and only config files left
+  ssa_none = -1,
+};
+
+enum ssstateval {      // State sorting order, first to last:
+  sss_broken,          //   In some way brokenly installed
+  sss_installed,       //   Installed
+  sss_configfiles,     //   Config files only
+  sss_notinstalled,    //   Not installed
+  sss_none = -1,
+};
+
+struct perpackagestate {
+  struct pkginfo *pkg;
+  /* The ‘heading’ entries in the list, for “all packages of type foo”,
+   * point to a made-up pkginfo, which has pkg->name==0.
+   * pkg->priority and pkg->section are set to the values if appropriate, or to
+   * PKG_PRIO_UNSET resp. null if the heading refers to all priorities resp.
+   * sections.
+   * uprec is used when constructing the list initially and when tearing it
+   * down and should not otherwise be used; other fields are undefined.
+   */
+  pkgwant original;                  // set by caller
+  pkgwant direct;                    // set by caller
+  pkgwant suggested;                 // set by caller, modified by resolvesuggest
+  pkgwant selected;                  // not set by caller, will be set by packagelist
+  selpriority spriority;             // monotonically increases (used by sublists)
+  showpriority dpriority;            // monotonically increases (used by sublists)
+  struct perpackagestate *uprec;     // 0 if this is not part of a recursive list
+  ssavailval ssavail;
+  ssstateval ssstate;
+  varbuf relations;
+
+  void free(bool recursive);
+};
+
+class packagelist : public baselist {
+protected:
+  column col_status;
+  column col_section;
+  column col_priority;
+  column col_package;
+  column col_archinstalled;
+  column col_archavailable;
+  column col_versioninstalled;
+  column col_versionavailable;
+  column col_description;
+
+  // Only used when ‘verbose’ is set
+  column col_status_hold;
+  column col_status_status;
+  column col_status_old_want;
+  column col_status_new_want;
+
+  // Table of packages
+  struct perpackagestate *datatable;
+  struct perpackagestate **table;
+
+  // Misc.
+  int nallocated;
+  bool recursive, verbose;
+  enum {
+    so_unsorted,
+    so_section,
+    so_priority,
+    so_alpha,
+  } sortorder;
+  enum {
+    sso_unsorted,
+    sso_avail,
+    sso_state,
+  } statsortorder;
+  enum {
+    ado_none,
+    ado_available,
+    ado_both,
+  } archdisplayopt;
+  enum {
+    vdo_none,
+    vdo_available,
+    vdo_both,
+  } versiondisplayopt;
+  bool calcssadone, calcsssdone;
+  struct perpackagestate *headings;
+
+  // Package searching flags
+  bool searchdescr;
+  regex_t searchfsm;
+
+  // Information displays
+  struct infotype {
+    bool (packagelist::*relevant)(); // null means always relevant
+    void (packagelist::*display)(); // null means end of table
+  };
+  const infotype *currentinfo;
+  static const infotype infoinfos[];
+  static const infotype *const baseinfo;
+  bool itr_recursive();
+  bool itr_nonrecursive();
+  void severalinfoblurb();
+  void itd_mainwelcome();
+  void itd_explaindisplay();
+  void itd_recurwelcome();
+  void itd_relations();
+  void itd_description();
+  void itd_statuscontrol();
+  void itd_availablecontrol();
+
+  // Dependency and sublist processing
+  struct doneent { doneent *next; void *dep; } *depsdone, *unavdone;
+  bool alreadydone(doneent **, void *);
+  int resolvedepcon(dependency*);
+  int checkdependers(pkginfo*, int changemade); // returns new changemade
+  int deselect_one_of(pkginfo *er, pkginfo *ed, dependency *dep);
+
+  // Define these virtuals
+  bool checksearch(char *str) override;
+  bool matchsearch(int index) override;
+  void redraw1itemsel(int index, int selected) override;
+  void redrawcolheads() override;
+  void redrawthisstate() override;
+  void redrawinfo() override;
+  void redrawtitle() override;
+  void setwidths() override;
+  const char *itemname(int index) override;
+  const struct helpmenuentry *helpmenulist() override;
+
+  // Miscellaneous internal routines
+
+  void redraw1package(int index, int selected);
+  int compareentries(const struct perpackagestate *a, const struct perpackagestate *b);
+  friend int qsort_compareentries(const void *a, const void *b);
+  pkgwant reallywant(pkgwant, struct perpackagestate *);
+  int describemany(char buf[], const char *prioritystring, const char *section,
+                   const struct perpackagestate *pps);
+  bool deppossatisfied(deppossi *possi, perpackagestate **fixbyupgrade);
+
+  void sortmakeheads();
+  void resortredisplay();
+  void movecursorafter(int ncursor);
+  void initialsetup();
+  void finalsetup();
+  void ensurestatsortinfo();
+
+  // To do with building the list, with heading lines in it
+  void discardheadings();
+  void addheading(enum ssavailval, enum ssstateval,
+                  pkgpriority, const char *, const char *section);
+  void sortinplace();
+  bool affectedmatches(struct pkginfo *pkg, struct pkginfo *comparewith);
+  void affectedrange(int *startp, int *endp);
+  void setwant(pkgwant nw);
+  void sethold(int hold);
+
+ public:
+
+  // Keybinding functions */
+  void kd_quit_noop();
+  void kd_revert_abort();
+  void kd_revertsuggest();
+  void kd_revertdirect();
+  void kd_revertinstalled();
+  void kd_morespecific();
+  void kd_lessspecific();
+  void kd_swaporder();
+  void kd_swapstatorder();
+  void kd_select();
+  void kd_deselect();
+  void kd_purge();
+  void kd_hold();
+  void kd_unhold();
+  void kd_info();
+  void kd_toggleinfo();
+  void kd_verbose();
+  void kd_archdisplay();
+  void kd_versiondisplay();
+
+  explicit packagelist(keybindings *kb); // nonrecursive
+  packagelist(keybindings *kb, pkginfo **pkgltab); // recursive
+  void add(pkginfo **array) { while (*array) add(*array++); }
+  void add(pkginfo*);
+  void add(pkginfo *, pkgwant);
+  void add(pkginfo*, const char *extrainfo, showpriority displayimportance);
+  bool add(dependency *, showpriority displayimportance);
+  void addunavailable(deppossi*);
+  bool useavailable(pkginfo *);
+  pkgbin *find_pkgbin(pkginfo *);
+
+  int resolvesuggest();
+  int deletelessimp_anyleft(showpriority than);
+  pkginfo **display();
+  ~packagelist();
+};
+
+void repeatedlydisplay(packagelist *sub, showpriority,
+                       packagelist *unredisplay = nullptr);
+int would_like_to_install(pkgwant, pkginfo *pkg);
+
+extern const char *const wantstrings[];
+extern const char *const eflagstrings[];
+extern const char *const statusstrings[];
+extern const char *const prioritystrings[];
+extern const char *const priorityabbrevs[];
+extern const char *const relatestrings[];
+extern const char *const ssastrings[], *const ssaabbrevs[];
+extern const char *const sssstrings[], *const sssabbrevs[];
+extern const char statuschars[];
+extern const char eflagchars[];
+extern const char wantchars[];
+
+#endif /* PKGLIST_H */