diplodocus.org Git - nmh/blob - docs/historical/2.9BSD/cmds/rmf.c

   1 #ifndef lint
   2 static char sccsid[] = "@(#)rmf.c       1.4 7/7/83";
   3 #endif
   4
   5 #include "mh.h"
   6 #include <stdio.h>
   7 #include <sys/types.h>
   8 #include <dir.h>
   9 #include "strings.h"
  10
  11 char *anoyes[];         /* Std no/yes gans array        */
  12
  13 int     subf;
  14
  15 struct msgs *mp;
  16
  17 struct swit switches[] = {
  18         "help",         4,      /* 0 */
  19         0,              0
  20 };
  21
  22 main(argc, argv)
  23 char *argv[];
  24 {
  25         register char *cp, **ap;
  26         char *folder, buf[128];
  27         int i, def_fold;
  28         char *arguments[50], **argp;
  29
  30 #ifdef NEWS
  31         m_news();
  32 #endif
  33         folder = 0;
  34         cp = r1bindex(argv[0], '/');
  35         if((cp = m_find(cp)) != NULL) {
  36                 ap = brkstring(cp = getcpy(cp), " ", "\n");
  37                 ap = copyip(ap, arguments);
  38         } else
  39                 ap = arguments;
  40         copyip(argv+1, ap);
  41         argp = arguments;
  42         while(cp = *argp++) {
  43                 if(*cp == '-')
  44                         switch(smatch(++cp, switches)) {
  45                         case -2:ambigsw(cp, switches);       /* ambiguous */
  46                                 goto leave;
  47                                                         /* unknown */
  48                         case -1:fprintf(stderr, "rmf: -%s unknown\n", cp);
  49                                 goto leave;
  50                                                         /* -help */
  51                         case 0: help("rmf [+folder]  [switches]", switches);
  52                                 goto leave;
  53                         }
  54                 if(*cp == '+')
  55                         if(folder) {
  56                                 fprintf(stderr, "Only one folder at a time.\n");
  57                                 goto leave;
  58                         } else
  59                                 folder = cp + 1;
  60                 else {
  61                         fprintf(stderr, "Usage: rmf [+folder]\n");
  62                         goto leave;
  63                 }
  64         }
  65         if(!folder) {
  66                 folder = m_getfolder();
  67                 def_fold++;
  68         }
  69         subf = !((!index(folder, '/')) | (*folder == '/') | (*folder == '.'));
  70         if(def_fold && !subf) {
  71                 cp = concat("Remove folder \"", folder, "\" ?? ", 0);
  72                 if(!gans(cp, anoyes))
  73                         goto leave;
  74                 free(cp);
  75         }
  76         if(rmfold(folder))
  77                 goto leave;
  78         if(subf) {                      /* make parent "current" */
  79                 cp = copy(folder, buf);
  80                 while(cp > buf && *cp != '/') --cp;
  81                 if(cp > buf) {
  82                         *cp = 0;
  83                         if(strcmp(m_find(pfolder), buf) != 0) {
  84                                 printf("[+%s now current]\n", buf);
  85                                 m_replace(pfolder, buf);
  86                         }
  87                 }
  88         }
  89  leave:
  90         m_update();
  91         done(0);
  92 }
  93
  94 rmfold(fold)
  95 char *fold;
  96 {
  97         register char *maildir;
  98         struct direct *ent;
  99         int i, leftover, cd;
 100         register char *cp, *sp;
 101         char nambuf[10];
 102         register DIR *dirp;
 103
 104         leftover = 0;
 105         if(!subf && strcmp(m_find(pfolder), fold) == 0) /* make default "current"*/
 106                 if(strcmp(m_find(pfolder), defalt) != 0) {
 107                         printf("[+%s now current]\n", defalt);
 108                         fflush(stdout);                          /*??*/
 109                         m_replace(pfolder, defalt);
 110                 }
 111         maildir = m_maildir(fold);
 112         if((cd = chdir(maildir)) < 0)
 113                 goto funnyfold;
 114         if(access(".", 2) == -1) {
 115  funnyfold:     if(!m_delete(concat("cur-", fold, 0)))
 116                         printf("[Folder %s de-referenced]\n", fold);
 117                 else
 118                         fprintf(stderr, "You have no profile entry for the %s folder %s\n",
 119                           cd < 0 ? "unreadable" : "read-only", fold);
 120                 return(1);
 121         }
 122         dirp = opendir(".");
 123         ent = readdir(dirp);            /* move pointer past "." */
 124         ent = readdir(dirp);            /* move pointer past ".." */
 125         while(ent = readdir(dirp)) {
 126                 if (ent->d_ino==0) continue;
 127                 switch (ent->d_name[0]) {
 128                         case '0':
 129                         case '1':
 130                         case '2':
 131                         case '3':
 132                         case '4':
 133                         case '5':
 134                         case '6':
 135                         case '7':
 136                         case '8':
 137                         case '9':
 138                         case '#':
 139                         case ',':
 140                                 if(unlink(ent->d_name) == -1) {
 141                                         fprintf(stderr, "Can't unlink %s:%s\n", fold,ent->d_name);
 142                                         leftover++;
 143                                 }
 144                                 break;
 145                         default:
 146                                 if (strcmp(ent->d_name, "cur") == 0 ||
 147                                     strcmp(ent->d_name, "@") == 0) {
 148                                         if(unlink(ent->d_name) == -1) {
 149                                                 fprintf(stderr, "Can't unlink %s:%s\n", fold,ent->d_name);
 150                                                 leftover++;
 151                                         }
 152                                 } else {
 153                                         fprintf(stderr, "File \"%s/%s\" not deleted!\n", fold, ent->d_name);
 154                                         leftover++;
 155                                 }
 156                 }
 157         }
 158         closedir(dirp);
 159         chdir("..");            /* Move out of dir to be deleted */
 160         if(!leftover && removedir(maildir))
 161                 return(0);
 162         else
 163                 fprintf(stderr, "Folder %s not removed!\n", fold);
 164         return(1);
 165 }
 166
 167
 168 removedir(dir)
 169 {
 170         register int pid, wpid;
 171         int status;
 172
 173         if((pid = fork()) == 0) {
 174                 m_update();
 175                 fflush(stdout);
 176                 execl("/bin/rmdir", "rmdir", dir, 0);
 177                 execl("/usr/bin/rmdir", "rmdir", dir, 0);
 178                 fprintf(stderr, "Can't exec rmdir!!?\n");
 179                 return(0);
 180         }
 181         if(pid == -1) {
 182                 fprintf(stderr, "Can't fork\n");
 183                 return(0);
 184         }
 185         while((wpid = wait(&status)) != pid && wpid != -1) ;
 186         if(status) {
 187                 fprintf(stderr, "Bad exit status (%o) from rmdir.\n", status);
 188             /*  return(0);   */
 189         }
 190         return(1);
 191 }