QS之shell script

標籤：

1　　Invoke Mdoelsim　　

　　In order to open Modelsim automatically, it is better to use a shell script to invoke modelsim.

 1 #!/bin/bash 2 # ---------------------------------------------------------------------------- 3 # invoke ModelSim 4 # ---------------------------------------------------------------------------- 5  6 if [ $# -eq 0 ]; then 7     cd ‘the working path of Modelsim‘ 8     vsim -gui& 9 elif [ $1 == "-h" ]; then10     # questasim doc11     evince /Software/AMS/current/questasim/v10.3b/docs/pdfdocs/_bk_questa_sim.pdf &12 fi

 

2　　Three types of quotes

　　1)　doubel quotes (")

　　　　Anything enclose in doubel quote removed meaning of that chatracter(except \ and $)

　　2)　single quotes (‘)

　　　　Enclosed in single quotes remains unchanged.

　　3)　back quote (`)

　　　　To execute command.

1 $ echo "Today is date"  2 # Today is date3 $ echo "Toaday is ‘date‘"4 # Today is ‘date‘5 $ echo "Today is `date`6 # Today is Fr 10. Jul 13:36:04 CEST 2015

QS之shell script