| 1 | #include "substdio.h" |
| 2 | #include "strerr.h" |
| 3 | #include "error.h" |
| 4 | #include "open.h" |
| 5 | #include "readwrite.h" |
| 6 | #include "exit.h" |
| 7 | |
| 8 | extern void hier(char *); |
| 9 | |
| 10 | #define FATAL "install: fatal: " |
| 11 | |
| 12 | int fdsourcedir = -1; |
| 13 | |
| 14 | void h(home,uid,gid,mode) |
| 15 | char *home; |
| 16 | int uid; |
| 17 | int gid; |
| 18 | int mode; |
| 19 | { |
| 20 | if (mkdir(home,0700) == -1) |
| 21 | if (errno != error_exist) |
| 22 | strerr_die4sys(111,FATAL,"unable to mkdir ",home,": "); |
| 23 | if (chown(home,uid,gid) == -1) |
| 24 | strerr_die4sys(111,FATAL,"unable to chown ",home,": "); |
| 25 | if (chmod(home,mode) == -1) |
| 26 | strerr_die4sys(111,FATAL,"unable to chmod ",home,": "); |
| 27 | } |
| 28 | |
| 29 | void d(home,subdir,uid,gid,mode) |
| 30 | char *home; |
| 31 | char *subdir; |
| 32 | int uid; |
| 33 | int gid; |
| 34 | int mode; |
| 35 | { |
| 36 | if (chdir(home) == -1) |
| 37 | strerr_die4sys(111,FATAL,"unable to switch to ",home,": "); |
| 38 | if (mkdir(subdir,0700) == -1) |
| 39 | if (errno != error_exist) |
| 40 | strerr_die6sys(111,FATAL,"unable to mkdir ",home,"/",subdir,": "); |
| 41 | if (chown(subdir,uid,gid) == -1) |
| 42 | strerr_die6sys(111,FATAL,"unable to chown ",home,"/",subdir,": "); |
| 43 | if (chmod(subdir,mode) == -1) |
| 44 | strerr_die6sys(111,FATAL,"unable to chmod ",home,"/",subdir,": "); |
| 45 | } |
| 46 | |
| 47 | char inbuf[SUBSTDIO_INSIZE]; |
| 48 | char outbuf[SUBSTDIO_OUTSIZE]; |
| 49 | substdio ssin; |
| 50 | substdio ssout; |
| 51 | |
| 52 | void c(home,subdir,file,uid,gid,mode) |
| 53 | char *home; |
| 54 | char *subdir; |
| 55 | char *file; |
| 56 | int uid; |
| 57 | int gid; |
| 58 | int mode; |
| 59 | { |
| 60 | int fdin; |
| 61 | int fdout; |
| 62 | |
| 63 | if (fchdir(fdsourcedir) == -1) |
| 64 | strerr_die2sys(111,FATAL,"unable to switch back to source directory: "); |
| 65 | |
| 66 | fdin = open_read(file); |
| 67 | if (fdin == -1) |
| 68 | strerr_die4sys(111,FATAL,"unable to read ",file,": "); |
| 69 | substdio_fdbuf(&ssin,read,fdin,inbuf,sizeof inbuf); |
| 70 | |
| 71 | if (chdir(home) == -1) |
| 72 | strerr_die4sys(111,FATAL,"unable to switch to ",home,": "); |
| 73 | if (chdir(subdir) == -1) |
| 74 | strerr_die6sys(111,FATAL,"unable to switch to ",home,"/",subdir,": "); |
| 75 | |
| 76 | fdout = open_trunc(file); |
| 77 | if (fdout == -1) |
| 78 | strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": "); |
| 79 | substdio_fdbuf(&ssout,write,fdout,outbuf,sizeof outbuf); |
| 80 | |
| 81 | switch(substdio_copy(&ssout,&ssin)) { |
| 82 | case -2: |
| 83 | strerr_die4sys(111,FATAL,"unable to read ",file,": "); |
| 84 | case -3: |
| 85 | strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": "); |
| 86 | } |
| 87 | |
| 88 | close(fdin); |
| 89 | if (substdio_flush(&ssout) == -1) |
| 90 | strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": "); |
| 91 | if (fsync(fdout) == -1) |
| 92 | strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": "); |
| 93 | if (close(fdout) == -1) /* NFS silliness */ |
| 94 | strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": "); |
| 95 | |
| 96 | if (chown(file,uid,gid) == -1) |
| 97 | strerr_die6sys(111,FATAL,"unable to chown .../",subdir,"/",file,": "); |
| 98 | if (chmod(file,mode) == -1) |
| 99 | strerr_die6sys(111,FATAL,"unable to chmod .../",subdir,"/",file,": "); |
| 100 | } |
| 101 | |
| 102 | void main(int argc, char *argv[]) |
| 103 | { |
| 104 | char *home = 0; |
| 105 | fdsourcedir = open_read("."); |
| 106 | if (argc > 1) |
| 107 | home = argv[1]; |
| 108 | if (fdsourcedir == -1) |
| 109 | strerr_die2sys(111,FATAL,"unable to open current directory: "); |
| 110 | |
| 111 | umask(077); |
| 112 | hier(home); |
| 113 | _exit(0); |
| 114 | } |