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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <error.h>
# COPY -- Copy a file, or copy a list of files to another directory.
# The number of input files is variable, but there can be only a single
# output file. If the output file is a directory, we copy the input files
# to that directory without changing their names. Otherwise there can
# be only one input file, and a copy is made with the new name.
procedure t_copy()
int list, root_len
bool verbose
pointer sp, infile, destination, outfile, junkstr, dirname
bool clgetb()
int clpopni(), clgfil(), clplen(), fnldir(), isdirectory()
begin
call smark (sp)
call salloc (infile, SZ_FNAME, TY_CHAR)
call salloc (outfile, SZ_FNAME, TY_CHAR)
call salloc (destination, SZ_FNAME, TY_CHAR)
call salloc (dirname, SZ_PATHNAME, TY_CHAR)
call salloc (junkstr, SZ_FNAME, TY_CHAR)
list = clpopni ("input")
call clgstr ("output", Memc[destination], SZ_FNAME)
verbose = clgetb ("verbose")
# If the destination file is a directory, copy each file in the input
# list to the destination directory, else just copy the file and check
# that there is only one file in the input list.
if (isdirectory (Memc[destination], Memc[dirname], SZ_PATHNAME) > 0) {
while (clgfil (list, Memc[infile], SZ_FNAME) != EOF) {
call strcpy (Memc[dirname], Memc[outfile], SZ_PATHNAME)
root_len = fnldir (Memc[infile], Memc[junkstr], SZ_FNAME)
call strcat (Memc[infile+root_len], Memc[outfile], SZ_PATHNAME)
if (verbose) {
call eprintf ("%s -> %s\n")
call pargstr (Memc[infile])
call pargstr (Memc[outfile])
}
iferr (call fcopy (Memc[infile], Memc[outfile]))
call erract (EA_WARN)
}
} else if (clgfil (list, Memc[infile], SZ_FNAME) != EOF) {
if (clplen (list) > 1) {
call clpcls (list)
call error (2, "cannot copy several files to a single file")
}
call fcopy (Memc[infile], Memc[destination])
}
call clpcls (list)
call sfree (sp)
end
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