Revision as of 04:41, 26 December 2014 (view source) rosettacode>Lambertdw m (→‎{{header\|J}}) ← Older edit		Revision as of 04:56, 26 December 2014 (view source) rosettacode>Lambertdw m (→‎{{header\|J}}) Newer edit →
Line 472: =={{header\|J}}== This example works by calling fork in a shared object library of Ubuntu 14.04.1 LTS . ~~Our~~The ~~Fork~~verb ~~adverb~~given ~~consumes~~to aadverb ~~gerund~~Fork ~~consisting of tied verbs to evaluate~~evaluates in the ~~appropriate parent or~~ child process~~. A conjunctive form parent_verb Fork child_verb would also be reasonable~~. <lang J> load'dll' Fork =: (('Error'"_)`('Parent'"_)`)(@.(0=[: >: [: * '/lib/x86_64-linux-gnu/libc-2.19.so __fork > x' cd [: i. 0:&[))</lang> The child process explicitly exits~~, with the child~~ remaining as a zombie ~~process~~ until the parent terminates.▼ ~~</lang>~~ ▲The child process explicitly exits, with the child remaining as a zombie process until the parent terminates. <pre> NB. interactive session demonstrating Fork Line 483 ⟶ 482: SLEEP =: 3 sleep =: SLEEP Time ~~([:smoutput'parent'[])`~~([:exit 0:[:smoutput'child'[sleep)Fork 50 NB. start the child parent i._2 3 4 NB. interactive computations continue in the parent process

Fork (view source)