mdw@git.distorted.org.uk Git - ssr/blob - StraySrc/Utilities/c/inst

   1 /*
   2  * inst.c
   3  *
   4  * Copy files about an Acorn system
   5  *
   6  * © 1998 Straylight/Edgeware
   7  */
   8
   9 /*----- Licensing note ----------------------------------------------------*
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2, or (at your option)
  14  * any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program.  If not, write to the Free Software Foundation,
  23  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  24  */
  25
  26 /*----- Header files ------------------------------------------------------*/
  27
  28 #include <stddef.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32
  33 #include "swis.h"
  34 #include "swiv.h"
  35
  36 #include "cmdr.h"
  37
  38 /*----- Install programs --------------------------------------------------*/
  39
  40 static int exitstat = 0;                /* Exit status */
  41
  42 /* -- @copy@ --- *
  43  *
  44  * Arguments:   @const char *s@ = pointer to source filename
  45  *              @const char *d@ = pointer to destination filename
  46  *
  47  * Returns:     ---
  48  *
  49  * Use:         Copies a file.
  50  */
  51
  52 static void copy(const char *s, const char *d)
  53 {
  54   _kernel_oserror *e;
  55
  56   e = _swix(OS_FSControl, _inr(0, 3), 26, s, d, 0x1002);
  57   if (e) {
  58     fprintf(stderr, "inst: error copying `%s' to `%s': %s\n",
  59             s, d, e->errmess);
  60     exitstat = 1;
  61   }
  62 }
  63
  64 /* --- @main@ --- *
  65  *
  66  * Arguments:   @int argc@ = number of arguments
  67  *              @char *argv[]@ = list of arguments
  68  *
  69  * Returns:     Zero if all went well
  70  *
  71  * Use:         Installs files in the right places.  This is a bit of a
  72  *              rip-off of unix `cp'.
  73  */
  74
  75 int main(int argc, char *argv[])
  76 {
  77   const char *d;
  78   int ty;
  79
  80   /* --- Expand wildcards in the arguments --- */
  81
  82   cmdreplace(&argc, &argv);
  83
  84   /* --- Report an error if there aren't enough arguments --- */
  85
  86   if (argc < 3) {
  87     fprintf(stderr,
  88             "Usage:\n"
  89             "        inst SRCFILE DSTFILE\n"
  90             "        inst SRCFILE [SRCFILE...] DSTDIR\n");
  91     exit(1);
  92   }
  93
  94   /* --- Sort out how to copy things --- */
  95
  96   d = argv[argc - 1];
  97   ty = _swi(OS_File, _inr(0, 1) | _return(0), 17, d);
  98
  99   if (ty < 2 && argc > 3) {
 100     fprintf(stderr,
 101             "inst: too many files; destination is not a directory\n");
 102     exit(1);
 103   }
 104
 105   /* --- Do the copying --- */
 106
 107   if ((ty & 1 || ty == 0) && argc == 3)
 108     copy(argv[1], argv[2]);
 109   else {
 110     char buf[1024];
 111     size_t sz = strlen(d);
 112     int i;
 113
 114     memcpy(buf, d, sz);
 115     buf[sz] = '.';
 116
 117     for (i = 1; i < argc - 1; i++) {
 118       char *p = strrchr(argv[i], '.');
 119       if (p) p++; else p = argv[i];
 120       strcpy(buf + sz + 1, p);
 121       copy(argv[i], buf);
 122     }
 123   }
 124
 125   /* --- Done --- */
 126
 127   return (exitstat);
 128 }
 129
 130 /*----- That's all, folks -------------------------------------------------*/