> Here we see several wishes:
> $ echo wow|mpack -o /dev/stdout /dev/stdin
> Subject: File exists
> i.e., why no stdin, stdout options? Also don't prompt for subject if
> stdin is not a terminal.
The patch below fixes the stdout part. It opens character devices
without O_CREAT and O_EXCL.
(stdin is more difficult, there is rewind() in magic.c; and I didn't
understand the Subject: prompting code.)
Sven
-----
diff -c -r mpack-1.6.original/unixos.c mpack-1.6/unixos.c
*** mpack-1.6.original/unixos.c Thu Apr 21 14:40:25 2005
--- mpack-1.6/unixos.c Thu Apr 21 15:02:18 2005
***************
*** 28,33 ****
--- 28,34 ----
#include <errno.h>
#include <sys/types.h>
#include <sys/param.h>
+ #include <sys/stat.h>
#include <netdb.h>
#include <fcntl.h>
#include "xmalloc.h"
***************
*** 139,145 ****
FILE *ret;
#ifdef O_EXCL
! fd=open(fname, O_RDWR|O_CREAT|O_EXCL, 0644);
#else
fd=open(fname, O_RDWR|O_CREAT|O_TRUNC, 0644);
#endif
--- 140,155 ----
FILE *ret;
#ifdef O_EXCL
! struct stat statbuf;
!
! if ((stat(fname, &statbuf) == 0) && (S_ISCHR(statbuf.st_mode)))
! {
! fd=open(fname, O_RDWR);
! }
! else
! {
! fd=open(fname, O_RDWR|O_CREAT|O_EXCL, 0644);
! }
#else
fd=open(fname, O_RDWR|O_CREAT|O_TRUNC, 0644);
#endif
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