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Software / Re:bash, jak výstup nebo pouze chyba
« kdy: 21. 10. 2021, 20:52:54 »
Pres fifo , pro inspiraci:
napriklad:
1a] mkfifo /tmp/stdout
1b] mkfifo /tmp/stderr
V jednom okne (bude cekat na vstup):
2a] tail -f /tmp/stdout
V dalsim okne
2b] tail -f /tmp/stderr
a pak odzkousime:
prikaz bez chyby:
3a] mount >/tmp/stdout 2>/tmp/stderr
s chybou:
3b] mount /d >/tmp/stdout 2>/tmp/stderr
a pak samozrejme nezapomenout uklidit
rm /tmp/std*
J
napriklad:
1a] mkfifo /tmp/stdout
1b] mkfifo /tmp/stderr
V jednom okne (bude cekat na vstup):
2a] tail -f /tmp/stdout
V dalsim okne
2b] tail -f /tmp/stderr
a pak odzkousime:
prikaz bez chyby:
3a] mount >/tmp/stdout 2>/tmp/stderr
s chybou:
3b] mount /d >/tmp/stdout 2>/tmp/stderr
a pak samozrejme nezapomenout uklidit
rm /tmp/std*
J
a 2 BB. takze vlastne taky.