Curso de Programación en Bash/S27.sh

• S27.sh
  • Resultado
  • Explicación

S27.sh

1 Fecha=`date +"%Y%m%d"`
2 X=0
3 
4 while( [ -f ${1}-${Fecha}-${X}.tar.xz ] )
5 do
6   ((X++))
7 done
8 
9 tar acvf  ${1}-${Fecha}-${X}.tar.xz ${1}

Resultado

[rrc@pwyr ~]$ bash cd ..
[rrc@pwyr ~]$ bash BashClase/S27.sh BashClase
BashClase/
BashClase/S10.sh
BashClase/S6.sh
BashClase/Saludos
BashClase/S14.sh
BashClase/S17.sh
BashClase/S12.sh
BashClase/S2.sh
BashClase/S21.sh
BashClase/S24.sh
BashClase/LibComun
BashClase/S23.sh
BashClase/S4.sh
BashClase/S11.sh
BashClase/S19.sh
BashClase/S7.sh
BashClase/S8.sh
BashClase/S13.sh
BashClase/S9.sh
BashClase/S20.sh
BashClase/S5.sh
BashClase/S1.sh
BashClase/S18.sh
BashClase/S25.sh
BashClase/S26.sh
BashClase/NuevosUsuarios
BashClase/S3.sh
BashClase/S16.sh
BashClase/S22.sh
BashClase/S15.sh
[rrc@pwyr ~]$ ls -al Bash*.xz
-rw------- 1 rrc rrc 4460 Nov  2 14:54 BashClase20121102-0.tar.xz
[rrc@pwyr ~]$ ./SaveIt BashClase
BashClase/
BashClase/S10.sh
BashClase/S6.sh
BashClase/Saludos
BashClase/S14.sh
BashClase/S17.sh
BashClase/S12.sh
BashClase/S2.sh
BashClase/S21.sh
BashClase/S24.sh
BashClase/LibComun
BashClase/S23.sh
BashClase/S4.sh
BashClase/S11.sh
BashClase/S19.sh
BashClase/S7.sh
BashClase/S8.sh
BashClase/S13.sh
BashClase/S9.sh
BashClase/S20.sh
BashClase/S5.sh
BashClase/S1.sh
BashClase/S18.sh
BashClase/S25.sh
BashClase/S26.sh
BashClase/NuevosUsuarios
BashClase/S3.sh
BashClase/S16.sh
BashClase/S22.sh
BashClase/S15.sh
[rrc@pwyr ~]$ ls -al Bash*.xz
-rw------- 1 rrc rrc 4460 Nov  2 14:54 BashClase20121102-0.tar.xz
-rw------- 1 rrc rrc 4460 Nov  2 14:55 BashClase20121102-1.tar.xz
[rrc@pwyr ~]$ ./SaveIt BashClase
BashClase/
BashClase/S10.sh
BashClase/S6.sh
BashClase/Saludos
BashClase/S14.sh
BashClase/S17.sh
BashClase/S12.sh
BashClase/S2.sh
BashClase/S21.sh
BashClase/S24.sh
BashClase/LibComun
BashClase/S23.sh
BashClase/S4.sh
BashClase/S11.sh
BashClase/S19.sh
BashClase/S7.sh
BashClase/S8.sh
BashClase/S13.sh
BashClase/S9.sh
BashClase/S20.sh
BashClase/S5.sh
BashClase/S1.sh
BashClase/S18.sh
BashClase/S25.sh
BashClase/S26.sh
BashClase/NuevosUsuarios
BashClase/S3.sh
BashClase/S16.sh
BashClase/S22.sh
BashClase/S15.sh
[rrc@pwyr ~]$ ls -al Bash*.xz
-rw------- 1 rrc rrc 4460 Nov  2 14:54 BashClase20121102-0.tar.xz
-rw------- 1 rrc rrc 4460 Nov  2 14:55 BashClase20121102-1.tar.xz
-rw------- 1 rrc rrc 4460 Nov  2 14:55 BashClase20121102-2.tar.xz

Explicación