zgrep \- search possibly compressed files for a regular expression
on compress'ed or gzip'ed files. All options specified are passed directly to
If no file is specified, then the standard input is decompressed
if necessary and fed to grep.
Otherwise the given files are uncompressed if necessary and fed to
If the GREP environment variable is set,
program to be invoked. For example:
for sh: GREP=fgrep zgrep string files
for csh: (setenv GREP fgrep; zgrep string files)
Charles Levert (charles@comm.polymtl.ca)
grep(1), egrep(1), fgrep(1), zdiff(1), zmore(1), znew(1), zforce(1),