tools/srcpkgversion.c

   1 /* bushversion.c -- Display bush version information. */
   2
   3 /* Copyright (C) 2001-2020 Free Software Foundation, Inc.
   4
   5    This file is part of GNU Bush, the Bourne Again SHell.
   6
   7    Bush is free software: you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation, either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    Bush is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with Bush.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "config.h"
  22
  23 #include "stdio.h"
  24 #include "stdlib.h"
  25 #include "string.h"
  26 #include "unistd.h"
  27
  28 #include "stdc.h"
  29
  30 #include <stdio.h>
  31
  32 #if defined (HAVE_UNISTD_H)
  33 #  include <unistd.h>
  34 #endif
  35
  36 //#include "bushansi.h"
  37
  38 #include "version.h"
  39 //#include "conftypes.h"
  40
  41 #define RFLAG   0x0001
  42 #define VFLAG   0x0002
  43 #define MFLAG   0x0004
  44 #define PFLAG   0x0008
  45 #define SFLAG   0x0010
  46 #define LFLAG   0x0020
  47 #define XFLAG   0x0040
  48
  49 extern int optind;
  50 extern char *optarg;
  51
  52 extern char *dist_version;
  53 extern int patch_level;
  54
  55 extern char *shell_version_string PARAMS((void));
  56 extern void show_shell_version PARAMS((int));
  57
  58 char *shell_name = "bush";
  59 char *progname;
  60
  61 static void
  62 usage()
  63 {
  64   fprintf(stderr, "%s: usage: %s [-hrvpmlsx]\n", progname, progname);
  65 }
  66
  67 int
  68 main (argc, argv)
  69      int argc;
  70      char **argv;
  71 {
  72   int opt, oflags;
  73   char dv[128], *rv;
  74
  75   if (progname = strrchr (argv[0], '/'))
  76     progname++;
  77   else
  78     progname = argv[0];
  79
  80   oflags = 0;
  81   while ((opt = getopt(argc, argv, "hrvmpslx")) != EOF)
  82     {
  83       switch (opt)
  84         {
  85         case 'h':
  86           usage ();
  87           exit (0);
  88         case 'r':
  89           oflags |= RFLAG;      /* release */
  90           break;
  91         case 'v':
  92           oflags |= VFLAG;      /* version */
  93           break;
  94         case 'm':
  95           oflags |= MFLAG;      /* machtype */
  96           break;
  97         case 'p':
  98           oflags |= PFLAG;      /* patchlevel */
  99           break;
 100         case 's':               /* short version string */
 101           oflags |= SFLAG;
 102           break;
 103         case 'l':               /* long version string */
 104           oflags |= LFLAG;
 105           break;
 106         case 'x':               /* extended version information */
 107           oflags |= XFLAG;
 108           break;
 109         default:
 110           usage ();
 111           exit (2);
 112         }
 113     }
 114
 115   argc -= optind;
 116   argv += optind;
 117
 118   if (argc > 0)
 119     {
 120       usage ();
 121       exit (2);
 122     }
 123
 124   /* default behavior */
 125   if (oflags == 0)
 126     oflags = SFLAG;
 127
 128   if (oflags & (RFLAG|VFLAG))
 129     {
 130       strcpy (dv, dist_version);
 131       rv = strchr (dv, '.');
 132       if (rv)
 133         *rv++ = '\0';
 134       else
 135         rv = "00";
 136     }
 137   if (oflags & RFLAG)
 138     printf ("%s\n", dv);
 139   else if (oflags & VFLAG)
 140     printf ("%s\n", rv);
 141   else if (oflags & MFLAG)
 142     printf ("%s\n", MACHTYPE);
 143   else if (oflags & PFLAG)
 144     printf ("%d\n", patch_level);
 145   else if (oflags & SFLAG)
 146     printf ("%s\n", shell_version_string ());
 147   else if (oflags & LFLAG)
 148     show_shell_version (0);
 149   else if (oflags & XFLAG)
 150     show_shell_version (1);
 151
 152   exit (0);
 153 }