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On Sun, Nov 14, 2010 at 11:54 AM, tom <tompotts@xxxxxxxxxxxxxxxxxxxxxx> wrote: > On 14/11/10 10:34, Roland Tarver wrote: >> >> Hi Folks >> >> I am sure this is fairly straight forward. But cant think how to do it.... >> >> Within a directory structure exist various WAV files (usually lecture >> recordings). They have a time stamp of 1980. How would I touch all these >> files? and update the time stamp. I have a list of the paths and >> filenames in a text file. An example of the file is shown below. >> >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021010-111302.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021010-130029.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021110-094232.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021110-113322.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021110-122522.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021510-092736.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/021510-110411.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/121009-102551.WAV >> >> /home/roly/uniDocs/lectureRecordings/2ndYear/recordingsToSort/drugs/morphine.WAV >> >> /home/roly/uniDocs/301AppliedPharmacology/lectureRecordings/110110-091844.WAV >> >> /home/roly/uniDocs/301AppliedPharmacology/lectureRecordings/110110-105226.WAV >> >> /home/roly/uniDocs/301AppliedPharmacology/lectureRecordings/110110-140655.WAV >> >> /home/roly/uniDocs/301AppliedPharmacology/lectureRecordings/110210-091714.WAV >> >> /home/roly/uniDocs/301AppliedPharmacology/lectureRecordings/110210-111618.WAV >> >> The command would probably need to recursively touch all the WAV files >> starting from the /home/roly/uniDocs directory. Touch does not seem to >> support recursion - according to the man page. :-s >> >> xargs? >> >> Best wishes >> Many thanks >> >> Roly :-) >> >> > > This is really an RTFM problem but Actually, i did read the manual for xargs and touch but have never used find before so would have struggled putting 2 and 2 together. :-p > From your /home/rolyuniDocs directory: > find -name *.WAV|xargs touch Magic, thank you :-) best wishes roly -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq