source exec 区别(shell 13问中摘出)
摘要:
exec也是让script在同一个进程上执行,但是原有进程则被结束了 脚本内容: root@james-desktop:/opt/qt-everywhere/marvell/APP/applications/factory-roast# cat 1.sh #!/bin/sh A=B echo "PID for 1.sh :$$" export A echo "1.sh \$A is $A" ca... 阅读全文