EasyManua.ls Logo

HP Integrity rx2600 - Output Redirection

HP Integrity rx2600
190 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
HP Integrity rx2600 server and HP workstation zx6000 Operation and Maintenance Guide 3–11
System Configuration
Positional Arguments
8SWRQLQHSRVLWLRQDODUJXPHQWVDUHVXSSRUWHGIRUEDWFKVFULSWV3RVLWLRQDODUJXPHQWVXEVWLWXWLRQ
LVSHUIRUPHGEHIRUHWKHH[HFXWLRQRIHDFKOLQHLQWKHVFULSWILOH3RVLWLRQDODUJXPHQWVDUHGHQRWHG
E\
%n
ZKHUH
n
LVDGLJLWEHWZHHQDQG%\FRQYHQWLRQ
%0
LVWKHQDPHRIWKHVFULSWILOH
FXUUHQWO\EHLQJH[HFXWHG
,QEDWFKVFULSWVDUJXPHQWVXEVWLWXWLRQLVSHUIRUPHGILUVWWKHQYDULDEOHVXEVWLWXWLRQ7KXVIRUD
YDULDEOHFRQWDLQLQJ
%2
WKHYDULDEOHZLOOEHUHSODFHGZLWKWKHOLWHUDOVWULQJ
%2
QRWWKHVHFRQG
DUJXPHQWRQWKHFRPPDQGOLQH,IQRUHDODUJXPHQWLVIRXQGWRVXEVWLWXWHIRUDSRVLWLRQDO
DUJXPHQWWKHQWKHSRVLWLRQDODUJXPHQWLVLJQRUHG
)RUH[DPSOHWKLVVFULSWUHSODFHVWKHWZROLWHUDODUJXPHQWV
arg1
DQG
arg2
ZLWKWKHSRVLWLRQDO
DUJXPHQWV
%1
DQG
%2
:
#
# Example: EFI Shell Script
#
#///////////////////////////////////////
echo -off
set arg1 %1
set arg2 %2
echo "I found a %arg1%"
echo "I also found a %arg2%"
To run the command, type the command name followed by the arguments at the shell
prompt:
fs0:\efi\tools> example cat dog
example> echo -off
I found a cat
I also found a dog
Nesting
6FULSWILOHH[HFXWLRQFDQEHQHVWHGWKDWLVVFULSWILOHVPD\EHH[HFXWHGIURPZLWKLQRWKHUVFULSW
ILOHV5HFXUVLRQLVDOORZHG
Output Redirection
2XWSXWUHGLUHFWLRQLVIXOO\VXSSRUWHG2XWSXWUHGLUHFWLRQRQDFRPPDQGLQDVFULSWILOHFDXVHVWKH
RXWSXWIRUWKDWFRPPDQGWREHUHGLUHFWHG2XWSXWUHGLUHFWLRQRQWKHLQYRFDWLRQRIDEDWFKVFULSW
FDXVHVWKHRXWSXWIRUDOOFRPPDQGVLQWKHEDWFKVFULSWWREHUHGLUHFWHGWRWKHILOHZLWKWKHRXWSXW
RIHDFKFRPPDQGDSSHQGHGWRWKHHQGRIWKHILOH
%\GHIDXOWERWKWKHLQSXWDQGRXWSXWIRUDOOFRPPDQGVH[HFXWHGIURPDEDWFKVFULSWDUHHFKRHG
WRWKHFRQVROH'LVSOD\RIFRPPDQGVUHDGIURPDEDWFKILOHFDQEHVXSSUHVVHGYLDWKH
echo -off
FRPPDQGVHH
echo
,IRXWSXWIRUDFRPPDQGLVUHGLUHFWHGWRDILOHWKHQWKDWRXWSXWLVQRW
GLVSOD\HGRQWKHFRQVROH
Error Handling in Scripts
%\GHIDXOWLIDQHUURULVHQFRXQWHUHGGXULQJWKHH[HFXWLRQRIDFRPPDQGLQDEDWFKVFULSWWKH
VFULSWZLOOFRQWLQXHWRH[HFXWH7KH
lasterror
VKHOOYDULDEOHDOORZVEDWFKVFULSWVWRWHVWWKHUHVXOWV
RIWKHPRVWUHFHQWO\H[HFXWHGFRPPDQGXVLQJWKH
if
FRPPDQG7KLVYDULDEOHLVQRWDQ
HQYLURQPHQWYDULDEOHEXWLVDVSHFLDOYDULDEOHPDLQWDLQHGE\WKHVKHOOIRUWKHOLIHWLPHRIWKDW
LQVWDQFHRIWKHVKHOO

Table of Contents

Related product manuals