instcheck.c

   1 #include <sys/types.h>
   2 #include <sys/stat.h>
   3 #include <unistd.h>
   4 #include "strerr.h"
   5 #include "error.h"
   6 #include "exit.h"
   7
   8 extern void hier();
   9
  10 #define FATAL "instcheck: fatal: "
  11 #define WARNING "instcheck: warning: "
  12
  13 void perm(prefix1,prefix2,prefix3,file,type,uid,gid,mode)
  14 char *prefix1;
  15 char *prefix2;
  16 char *prefix3;
  17 char *file;
  18 int type;
  19 int uid;
  20 int gid;
  21 int mode;
  22 {
  23   struct stat st;
  24
  25   if (stat(file,&st) == -1) {
  26     if (errno == error_noent)
  27       strerr_warn6(WARNING,prefix1,prefix2,prefix3,file," does not exist",0);
  28     else
  29       strerr_warn4(WARNING,"unable to stat .../",file,": ",&strerr_sys);
  30     return;
  31   }
  32
  33   if ((uid != -1) && (st.st_uid != uid))
  34     strerr_warn6(WARNING,prefix1,prefix2,prefix3,file," has wrong owner",0);
  35   if ((gid != -1) && (st.st_gid != gid))
  36     strerr_warn6(WARNING,prefix1,prefix2,prefix3,file," has wrong group",0);
  37   if ((st.st_mode & 07777) != mode)
  38     strerr_warn6(WARNING,prefix1,prefix2,prefix3,file," has wrong permissions",0);
  39   if ((st.st_mode & S_IFMT) != type)
  40     strerr_warn6(WARNING,prefix1,prefix2,prefix3,file," has wrong type",0);
  41 }
  42
  43 void h(home,uid,gid,mode)
  44 char *home;
  45 int uid;
  46 int gid;
  47 int mode;
  48 {
  49   perm("","","",home,S_IFDIR,uid,gid,mode);
  50 }
  51
  52 void d(home,subdir,uid,gid,mode)
  53 char *home;
  54 char *subdir;
  55 int uid;
  56 int gid;
  57 int mode;
  58 {
  59   if (chdir(home) == -1)
  60     strerr_die4sys(111,FATAL,"unable to switch to ",home,": ");
  61   perm("",home,"/",subdir,S_IFDIR,uid,gid,mode);
  62 }
  63
  64 void p(home,fifo,uid,gid,mode)
  65 char *home;
  66 char *fifo;
  67 int uid;
  68 int gid;
  69 int mode;
  70 {
  71   if (chdir(home) == -1)
  72     strerr_die4sys(111,FATAL,"unable to switch to ",home,": ");
  73   perm("",home,"/",fifo,S_IFIFO,uid,gid,mode);
  74 }
  75
  76 void c(home,subdir,file,uid,gid,mode)
  77 char *home;
  78 char *subdir;
  79 char *file;
  80 int uid;
  81 int gid;
  82 int mode;
  83 {
  84   if (chdir(home) == -1)
  85     strerr_die4sys(111,FATAL,"unable to switch to ",home,": ");
  86   if (chdir(subdir) == -1)
  87     strerr_die6sys(111,FATAL,"unable to switch to ",home,"/",subdir,": ");
  88   perm(".../",subdir,"/",file,S_IFREG,uid,gid,mode);
  89 }
  90
  91 void z(home,file,len,uid,gid,mode)
  92 char *home;
  93 char *file;
  94 int len;
  95 int uid;
  96 int gid;
  97 int mode;
  98 {
  99   if (chdir(home) == -1)
 100     strerr_die4sys(111,FATAL,"unable to switch to ",home,": ");
 101   perm("",home,"/",file,S_IFREG,uid,gid,mode);
 102 }
 103
 104 int main()
 105 {
 106   hier();
 107   _exit(0);
 108 }