equal
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inserted
replaced
16 #include <fcntl.h> |
16 #include <fcntl.h> |
17 #endif |
17 #endif |
18 |
18 |
19 #include "auth.h" |
19 #include "auth.h" |
20 |
20 |
21 static const char rcsid[]="$Id: chain.c,v 1.1 2000/04/13 17:55:05 bruce Exp $"; |
21 static const char rcsid[]="$Id: chain.c,v 1.2 2000/12/18 20:20:10 bruce Exp $"; |
22 |
22 |
23 void authchain(int argc, char **argv, const char *buf) |
23 void authchain(int argc, char **argv, const char *buf) |
24 { |
24 { |
25 int pipes[2]; |
25 int pipes[2]; |
26 pid_t p; |
26 pid_t p; |
27 int l, n; |
27 int l, n; |
28 char **vec; |
28 char **vec; |
29 char *prog; |
29 char *prog; |
30 |
30 |
31 vec=authcopyargv(argc, argv, &prog); |
31 vec=authcopyargv(argc, argv, &prog); |
|
32 close(3); |
32 if (!prog || open("/dev/null", O_RDONLY) != 3) authexit(1); |
33 if (!prog || open("/dev/null", O_RDONLY) != 3) authexit(1); |
33 |
34 |
34 if (pipe(pipes)) |
35 if (pipe(pipes)) |
35 { |
36 { |
36 perror("pipe"); |
37 perror("pipe"); |
51 execv(prog, vec); |
52 execv(prog, vec); |
52 perror(prog); |
53 perror(prog); |
53 authexit(1); |
54 authexit(1); |
54 } |
55 } |
55 l=strlen(buf); |
56 l=strlen(buf); |
56 close(3); |
|
57 close(pipes[0]); |
57 close(pipes[0]); |
58 while (l) |
58 while (l) |
59 { |
59 { |
60 n=write(pipes[1], buf, l); |
60 n=write(pipes[1], buf, l); |
61 if (n <= 0) break; |
61 if (n <= 0) break; |