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65 lines
1.6 KiB
65 lines
1.6 KiB
#include <unistd.h>
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#include <sys/stat.h>
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#include "buffer.h"
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#include "strerr.h"
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#include "error.h"
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#include "open.h"
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#include "readwrite.h"
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#include "exit.h"
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extern void hier();
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#define FATAL "install: fatal: "
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extern int fdsourcedir;
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static buffer ssout;
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static char outbuf[BUFFER_OUTSIZE];
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void z(home,subdir,file,len,uid,gid,mode)
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char *home;
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char *subdir;
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char *file;
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int len;
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int uid;
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int gid;
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int mode;
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{
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int fdout;
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if (chdir(home) == -1)
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strerr_die4sys(111,FATAL,"unable to switch to ",home,": ");
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if (chdir(subdir) == -1)
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strerr_die6sys(111,FATAL,"unable to switch to ",home,"/",subdir,": ");
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fdout = open_trunc(file);
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if (fdout == -1)
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strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": ");
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buffer_init(&ssout,write,fdout,outbuf,sizeof outbuf);
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while (len-- > 0)
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if (buffer_put(&ssout,"",1) == -1)
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strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": ");
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if (buffer_flush(&ssout) == -1)
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strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": ");
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if (fsync(fdout) == -1)
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strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": ");
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if (close(fdout) == -1) /* NFS silliness */
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strerr_die6sys(111,FATAL,"unable to write .../",subdir,"/",file,": ");
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if (chown(file,uid,gid) == -1)
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strerr_die6sys(111,FATAL,"unable to chown .../",subdir,"/",file,": ");
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if (chmod(file,mode) == -1)
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strerr_die6sys(111,FATAL,"unable to chmod .../",subdir,"/",file,": ");
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}
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int32_t main()
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{
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fdsourcedir = open_read(".");
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if (fdsourcedir == -1)
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strerr_die2sys(111,FATAL,"unable to open current directory: ");
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umask(077);
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hier();
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_exit(0);
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}
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