diff options
Diffstat (limited to 'awklib/eg/prog/egrep.awk')
| -rw-r--r-- | awklib/eg/prog/egrep.awk | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/awklib/eg/prog/egrep.awk b/awklib/eg/prog/egrep.awk index 06762a1f..73f175ca 100644 --- a/awklib/eg/prog/egrep.awk +++ b/awklib/eg/prog/egrep.awk @@ -1,4 +1,5 @@ # egrep.awk --- simulate egrep in awk +# # Arnold Robbins, arnold@gnu.org, Public Domain # May 1993 @@ -9,6 +10,8 @@ # -i ignore case # -l print filenames only # -e argument is pattern +# +# Requires getopt and file transition library functions BEGIN { while ((c = getopt(ARGC, ARGV, "ce:svil")) != -1) { @@ -69,18 +72,20 @@ function endfile(file) if (! matches) next - if (no_print && ! count_only) - nextfile + if (! count_only) { + if (no_print) + nextfile - if (filenames_only && ! count_only) { - print FILENAME - nextfile - } + if (filenames_only) { + print FILENAME + nextfile + } - if (do_filenames && ! count_only) - print FILENAME ":" $0 - else if (! count_only) - print + if (do_filenames) + print FILENAME ":" $0 + else + print + } } END \ { @@ -91,6 +96,7 @@ END \ function usage( e) { e = "Usage: egrep [-csvil] [-e pat] [files ...]" + e = e "\n\tegrep [-csvil] pat [files ...]" print e > "/dev/stderr" exit 1 } |