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| author | Richard M. Stallman <rms@gnu.org> | 1993-08-15 04:28:05 +0000 |
|---|---|---|
| committer | Richard M. Stallman <rms@gnu.org> | 1993-08-15 04:28:05 +0000 |
| commit | 039f26a48fc065b90f18a92a884df46c25d92057 (patch) | |
| tree | ca952dbb69ef259fda2009cc7da06afcdb255dfc | |
| parent | 74e299845c9d6454841aa42b47d680ec5515be74 (diff) | |
| download | emacs-039f26a48fc065b90f18a92a884df46c25d92057.tar.gz | |
(mkdir, rmdir): Use wait_for_termination to wait.
Redirect descriptors 0...2 to /dev/null.
| -rw-r--r-- | src/sysdep.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/src/sysdep.c b/src/sysdep.c index bf770b767c0..cda2b8f3a47 100644 --- a/src/sysdep.c +++ b/src/sysdep.c @@ -3112,7 +3112,7 @@ mkdir (dpath, dmode) char *dpath; int dmode; { - int cpid, status; + int cpid, status, fd; struct stat statbuf; if (stat (dpath, &statbuf) == 0) @@ -3125,10 +3125,11 @@ mkdir (dpath, dmode) if (errno != ENOENT) return -1; + synch_process_alive = 1; switch (cpid = fork ()) { - case -1: /* Error in fork() */ + case -1: /* Error in fork */ return (-1); /* Errno is set already */ case 0: /* Child process */ @@ -3140,14 +3141,21 @@ mkdir (dpath, dmode) */ status = umask (0); /* Get current umask */ status = umask (status | (0777 & ~dmode)); /* Set for mkdir */ + fd = sys_open("/dev/null", 2); + if (fd >= 0) + { + dup2 (fd, 0); + dup2 (fd, 1); + dup2 (fd, 2); + } execl ("/bin/mkdir", "mkdir", dpath, (char *) 0); _exit (-1); /* Can't exec /bin/mkdir */ default: /* Parent process */ - while (cpid != wait (&status)); /* Wait for kid to finish */ + wait_for_termination (cpid); } - if (WIFSIGNALED (status) || WEXITSTATUS (status) != 0) + if (synch_process_death != 0 || synch_process_retcode != 0) { errno = EIO; /* We don't know why, but */ return -1; /* /bin/mkdir failed */ @@ -3162,7 +3170,7 @@ int rmdir (dpath) char *dpath; { - int cpid, status; + int cpid, status, fd; struct stat statbuf; if (stat (dpath, &statbuf) != 0) @@ -3171,24 +3179,32 @@ rmdir (dpath) return -1; } + synch_process_alive = 1; switch (cpid = fork ()) { - case -1: /* Error in fork() */ + case -1: /* Error in fork */ return (-1); /* Errno is set already */ case 0: /* Child process */ + fd = sys_open("/dev/null", 2); + if (fd >= 0) + { + dup2 (fd, 0); + dup2 (fd, 1); + dup2 (fd, 2); + } execl ("/bin/rmdir", "rmdir", dpath, (char *) 0); _exit (-1); /* Can't exec /bin/mkdir */ default: /* Parent process */ - while (cpid != wait (&status)); /* Wait for kid to finish */ + wait_for_termination (cpid); } - if (WIFSIGNALED (status) || WEXITSTATUS (status) != 0) + if (synch_process_death != 0 || synch_process_retcode != 0) { errno = EIO; /* We don't know why, but */ - return -1; /* /bin/mkdir failed */ + return -1; /* /bin/rmdir failed */ } return 0; |