[Chinese-commits] [fortune-zh] 01/01: util: update statistic script

[Zhou Mo]

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cdluminate-guest pushed a commit to branch master
in repository fortune-zh.

commit d97094e646e52f2927681ee35f9f0f73a2030ee8
Author: Zhou Mo <cdluminate at gmail.com>
Date:   Thu Dec 8 05:57:20 2016 +0000

    util: update statistic script
---
 fortune-zh        |  3 ++-
 util/statistic.sh | 10 ++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/fortune-zh b/fortune-zh
index 1b2892e..e18701d 100755
--- a/fortune-zh
+++ b/fortune-zh
@@ -5,7 +5,8 @@ set -e
 FORTUNE="/usr/games/fortune"
 [ -x $FORTUNE ] || ( echo "E: Please install package 'fortune-mod'."; false )
 
-# the old version (1.*) of fortune-zh contains only tang300 and song100
+# The old version (1.*) of fortune-zh contains only tang300 and song100.
+# Note, $\sum_{i} P_i = 1$, i.e. all the possibilities must sum to 1.
 DICT="18% tang300 05% song100 77% chinese"
 
 # check LANG
diff --git a/util/statistic.sh b/util/statistic.sh
index 9d468b1..c173820 100755
--- a/util/statistic.sh
+++ b/util/statistic.sh
@@ -13,4 +13,14 @@ for ITEM in ${DICT}; do
 	grep -c '^%' ${ITEM}
 done
 
+total=$((
+  $(grep -c '^%' tang300) +
+  $(grep -c '^%' song100) +
+  $(grep -c '^%' chinese)
+))
+echo ":: " \
+  $(( 100 * $(grep -c '^%' tang300) / $total ))% \
+  $(( 100 * $(grep -c '^%' song100) / $total ))% \
+  $(( 100 * $(grep -c '^%' chinese) / $total ))%
+
 printf "\x1B[m"

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