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@load "filefuncs"
BEGIN {
Level = 0
system("rm -fr d1 d2")
system("mkdir d1 d2 ; touch d1/f1 d1/f2 d2/f1 d2/f2")
pathlist[1] = "d1"
pathlist[2] = "d2"
flags = FTS_PHYSICAL
fts(pathlist, flags, data)
output = "fts.out1"
traverse(data)
close(output)
ftswalk(pathlist, data2)
output = "fts.out2"
traverse(data2)
close(output)
system("rm -fr d1 d2")
}
function indent( i)
{
for (i = 1; i <= Level; i++)
printf("\t") > output
}
function sort_traverse(data, sorted, i)
{
asorti(data, sorted)
for (i = 1; i in sorted; i++) {
indent()
printf("%s --> %s\n", sorted[i], data[sorted[i]]) > output
}
}
function traverse(data, i)
{
for (i in data) {
if (isarray(data[i])) {
indent()
printf("%s:\n", i) > output
Level++
if (("mtime" in data[i]) && ! isarray(data[i][mtime])) {
sort_traverse(data[i])
} else {
traverse(data[i])
}
Level--
} else {
indent()
printf("%s --> %s\n", i, data[i]) > output
}
}
}
function ftswalk(pathlist, data, i, toppath)
{
delete data
for (i = 1; i in pathlist; i++) {
toppath = pathlist[i]
data[toppath]["junk"]++ # create array
delete data[toppath]["junk"]
process(pathlist[i], data)
}
}
# enter process with pathname, array for that path already created but
# empty
function process(pathname, data_array,
stat_data, i, direntry, command, shortname) # locals
{
stat(pathname, stat_data)
if (stat_data["type"] == "file") {
shortname = strrstr(pathname, "/")
data_array["path"] = pathname
for (i in stat_data) {
if (i == "name")
data_array["stat"][i] = shortname
else
data_array["stat"][i] = stat_data[i]
}
return
}
# stuff for a directory
data_array[pathname]["."]["path"] = pathname
for (i in stat_data)
data_array[pathname]["."]["stat"][i] = stat_data[i]
command = ("ls -f " pathname)
while ((command | getline direntry) > 0) {
if (direntry == "." || direntry == "..")
continue
data_array[pathname][direntry]["junk"]++
delete data_array[pathname][direntry]["junk"]
process(pathname "/" direntry,
data_array[pathname][direntry])
}
close(command)
}
function strrstr(string, delim, ind)
{
if ((ind = index(string, delim)) == 0)
return string
do {
string = substr(string, ind + 1)
} while ((ind = index(string, delim)) > 0)
return string
}
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