package_source.cc

   1 /*
   2  * Copyright (c) 2001, Robert Collins.
   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 Robert Collins  <rbtcollins@hotmail.com>
  13  *
  14  */
  15
  16 /* this is the parent class for all package source (not source code - installation
  17  * source as in http/ftp/disk file) operations.
  18  */
  19
  20 #if 0
  21 static const char *cvsid =
  22   "\n%%% $Id$\n";
  23 #endif
  24
  25 #include <stdlib.h>
  26 #include <strings.h>
  27 #include "package_source.h"
  28
  29 site::site (String const &newkey) : key(newkey)
  30 {
  31 };
  32
  33 void
  34 packagesource::set_canonical (char const *fn)
  35 {
  36   if (canonical)
  37     delete[] canonical;
  38   canonical = new char[strlen (fn) + 1];
  39   strcpy (canonical, fn);
  40
  41   /* The base is from the last '/' to the first '.' following the last - */
  42   char const *bstart = strchr (fn, '/');
  43   char const *tmp;
  44   while (bstart && (tmp = strchr (bstart + 1, '/')))
  45     bstart = tmp;
  46
  47   if (!bstart)
  48     bstart = fn;
  49   char const *bend = strchr (bstart, '-');
  50   while (bend && (tmp = strchr (bend + 1, '-')))
  51     bend = tmp;
  52   if (bend)
  53     bend = strchr (bend, '.');
  54   else
  55     bend = strchr (bstart, '.');
  56
  57   if (!bend)
  58     bend = strchr (bstart, '\0');
  59   char const *end = strchr (fn, '\0');
  60   if (base)
  61     delete[] base;
  62   base = new char[bend - bstart];
  63   memcpy (base, bstart + 1, bend - bstart - 1);
  64   base[bend - bstart - 1] = '\0';
  65
  66   if (filename)
  67     delete[] filename;
  68   filename = new char[end - bstart];
  69   memcpy (filename, bstart + 1, end - bstart - 1);
  70   filename[end - bstart - 1] = '\0';
  71
  72   cached = String();
  73 }
  74
  75 void
  76 packagesource::set_cached (String const &fp)
  77 {
  78   cached = fp;
  79 }