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#!/usr/bin/env slsh
% -*- slang -*-
static variable Confirm_Move = 0;
static define get_yn ()
{
variable args = __pop_args (_NARGS);
() = fprintf (stdout, __push_args (args));
() = fflush (stdout);
variable yn;
if (fgets (&yn, stdin) <= 0)
return -1;
"y" == strlow (strtrim (yn));
}
static define move_file (from, to)
{
if (from == to)
{
() = fprintf (stderr, "%s: Cannot move a file to itself.\n", __argv[0]);
return -1;
}
if (0 == rename (from, to))
return 0;
variable st = stat_file (to);
if (st != NULL)
{
if (1 != get_yn ("%s exists. Overwrite? [y/n]", to))
{
() = fputs ("Not Confirmed\n", stdout);
return -1;
}
() = remove (to);
}
if (0 == rename (from, to))
return 0;
()=fprintf (stderr, "Failed to rename %s to %s: %s\n",
from, to, errno_string (errno));
return -1;
}
define move_files (from_files, to)
{
variable st = stat_file (to);
if (st == NULL)
{
if (length (from_files) != 1)
{
() = fprintf (stderr, "%s must be a directory\n", to);
exit (1);
}
if (-1 == move_file (from_files[0], to))
exit (1);
exit (0);
}
!if (stat_is ("dir", st.st_mode))
{
if (length (from_files) != 1)
{
() = fprintf (stderr, "%s must be a directory\n", to);
exit (1);
}
if (-1 == move_file (from_files[0], to))
exit (1);
exit (0);
}
foreach (from_files)
{
variable old = ();
variable new = path_concat (to, path_basename (old));
if (NULL == stat_file (old))
{
() = fprintf (stderr, "Unable to access %s\n", old);
continue;
}
if (Confirm_Move)
{
if (1 != get_yn ("Move %s to %s/? [y/n]", old, to))
{
() = fputs ("Not Confirmed\n", stdout);
continue;
}
}
() = move_file (old, new);
}
}
static define usage ()
{
() = fprintf (stdout, "Usage: %s [-i] files ... dir\n", __argv[0]);
exit (1);
}
define main (argc, argv)
{
argc--;
argv = argv[[1:]];
while (argc > 1)
{
if (argv[0] == "-i")
{
Confirm_Move = 1;
argc--;
argv = argv[[1:]];
continue;
}
break;
}
if (argc < 2)
usage ();
move_files (argv[[0:argc-2]], argv[argc-1]);
}
define slsh_main ()
{
main (__argc, __argv);
}
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