add dispOptions.sh

dispOptions.sh

@@ -0,0 +1,92 @@
+#!/bin/bash
+# 一些输出帮助文档的函数
+# 显示命令简介 两个参数 命令名称 命令简介
+function dispTitle(){
+	winWidth=`tput cols`
+
+	cutLength=`expr ${winWidth} - 19`
+	segment=${2:0:${cutLength}}
+	printf "%s\n%-10s%s\n" "${1}" " " "${segment}"
+
+	times=1
+	while (( ${#segment} == ${cutLength} ))
+	do
+		st=`expr ${cutLength} \* ${times}`
+		segment=${2:${st}:${cutLength}}
+		printf "%-10s%s\n" " " "${segment}"
+		times=`expr ${times} + 1`
+	done
+	printf "\n"
+}
+# 显示作者信息 一个参数 作者信息
+function dispAuthorInfo(){
+	winWidth=`tput cols`
+
+	cutLength=`expr ${winWidth} - 19`
+	segment=${1:0:${cutLength}}
+
+	printf "%-10s%s\n" "Author:" "${segment}"
+
+	times=1
+	while (( ${#segment} == ${cutLength} ))
+	do
+		st=`expr ${cutLength} \* ${times}`
+		segment=${1:${st}:${cutLength}}
+		printf "%-10s%s\n" " " "${segment}"
+		times=`expr ${times} + 1`
+	done
+	printf "\n"
+}
+# 显示用法 一个参数 做法信息
+function dispUsage(){
+	winWidth=`tput cols`
+
+	cutLength=`expr ${winWidth} - 19`
+	segment=${1:0:${cutLength}}
+
+	printf "%-10s%s\n" "Usage:" "${segment}"
+
+	times=1
+	while (( ${#segment} == ${cutLength} ))
+	do
+		st=`expr ${cutLength} \* ${times}`
+		segment=${1:${st}:${cutLength}}
+		printf "%-10s%s\n" " " "${segment}"
+		times=`expr ${times} + 1`
+	done
+	printf "\nOptions:\n"
+}
+# 短命令说明 两个参数 命令符号 命令说明
+function dispOptionShort(){
+	winWidth=`tput cols`
+
+	cutLength=`expr ${winWidth} - 19`
+	segment=${2:0:${cutLength}}
+	printf "%-4s%-6s%s\n" " " "${1}" "${segment}"
+
+	times=1
+	while (( ${#segment} == ${cutLength} ))
+	do
+		st=`expr ${cutLength} \* ${times}`
+		segment=${2:${st}:${cutLength}}
+		printf "%-10s%s\n" " " "${segment}"
+		times=`expr ${times} + 1`
+	done
+}
+# 长命令说明 三个参数 短命令符号 长命令符号 命令说明
+function dispOptionLong(){
+	winWidth=`tput cols`
+
+	cutLength=`expr ${winWidth} - 32`
+	segment=${3:0:${cutLength}}
+	printf "%-4s%-6s%-12s%s\n" " " "${1}" "${2}" "${segment}"
+
+	times=1
+	while (( ${#segment} == ${cutLength} ))
+	do
+		st=`expr ${cutLength} \* ${times}`
+		segment=${3:${st}:${cutLength}}
+		printf "%-22s%s\n" " " "${segment}"
+		times=`expr ${times} + 1`
+	done
+}