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-rw-r--r--contrib/awk/awklib/eg/prog/cut.awk139
1 files changed, 0 insertions, 139 deletions
diff --git a/contrib/awk/awklib/eg/prog/cut.awk b/contrib/awk/awklib/eg/prog/cut.awk
deleted file mode 100644
index d9c6c9b..0000000
--- a/contrib/awk/awklib/eg/prog/cut.awk
+++ /dev/null
@@ -1,139 +0,0 @@
-# cut.awk --- implement cut in awk
-#
-# Arnold Robbins, arnold@gnu.org, Public Domain
-# May 1993
-
-# Options:
-# -f list Cut fields
-# -d c Field delimiter character
-# -c list Cut characters
-#
-# -s Suppress lines without the delimiter
-#
-# Requires getopt and join library functions
-
-function usage( e1, e2)
-{
- e1 = "usage: cut [-f list] [-d c] [-s] [files...]"
- e2 = "usage: cut [-c list] [files...]"
- print e1 > "/dev/stderr"
- print e2 > "/dev/stderr"
- exit 1
-}
-BEGIN \
-{
- FS = "\t" # default
- OFS = FS
- while ((c = getopt(ARGC, ARGV, "sf:c:d:")) != -1) {
- if (c == "f") {
- by_fields = 1
- fieldlist = Optarg
- } else if (c == "c") {
- by_chars = 1
- fieldlist = Optarg
- OFS = ""
- } else if (c == "d") {
- if (length(Optarg) > 1) {
- printf("Using first character of %s" \
- " for delimiter\n", Optarg) > "/dev/stderr"
- Optarg = substr(Optarg, 1, 1)
- }
- FS = Optarg
- OFS = FS
- if (FS == " ") # defeat awk semantics
- FS = "[ ]"
- } else if (c == "s")
- suppress++
- else
- usage()
- }
-
- for (i = 1; i < Optind; i++)
- ARGV[i] = ""
- if (by_fields && by_chars)
- usage()
-
- if (by_fields == 0 && by_chars == 0)
- by_fields = 1 # default
-
- if (fieldlist == "") {
- print "cut: needs list for -c or -f" > "/dev/stderr"
- exit 1
- }
-
- if (by_fields)
- set_fieldlist()
- else
- set_charlist()
-}
-function set_fieldlist( n, m, i, j, k, f, g)
-{
- n = split(fieldlist, f, ",")
- j = 1 # index in flist
- for (i = 1; i <= n; i++) {
- if (index(f[i], "-") != 0) { # a range
- m = split(f[i], g, "-")
- if (m != 2 || g[1] >= g[2]) {
- printf("bad field list: %s\n",
- f[i]) > "/dev/stderr"
- exit 1
- }
- for (k = g[1]; k <= g[2]; k++)
- flist[j++] = k
- } else
- flist[j++] = f[i]
- }
- nfields = j - 1
-}
-function set_charlist( field, i, j, f, g, t,
- filler, last, len)
-{
- field = 1 # count total fields
- n = split(fieldlist, f, ",")
- j = 1 # index in flist
- for (i = 1; i <= n; i++) {
- if (index(f[i], "-") != 0) { # range
- m = split(f[i], g, "-")
- if (m != 2 || g[1] >= g[2]) {
- printf("bad character list: %s\n",
- f[i]) > "/dev/stderr"
- exit 1
- }
- len = g[2] - g[1] + 1
- if (g[1] > 1) # compute length of filler
- filler = g[1] - last - 1
- else
- filler = 0
- if (filler)
- t[field++] = filler
- t[field++] = len # length of field
- last = g[2]
- flist[j++] = field - 1
- } else {
- if (f[i] > 1)
- filler = f[i] - last - 1
- else
- filler = 0
- if (filler)
- t[field++] = filler
- t[field++] = 1
- last = f[i]
- flist[j++] = field - 1
- }
- }
- FIELDWIDTHS = join(t, 1, field - 1)
- nfields = j - 1
-}
-{
- if (by_fields && suppress && index($0, FS) != 0)
- next
-
- for (i = 1; i <= nfields; i++) {
- if ($flist[i] != "") {
- printf "%s", $flist[i]
- if (i < nfields && $flist[i+1] != "")
- printf "%s", OFS
- }
- }
- print ""
-}
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