Epstein Secrets

intended to be a conformant implementation of the IEEE POSIX Shell and Tools specification (IEEE Working Group 1003.2). Bash can be configured to be POSIX-conformant by default. OPTIONS In addition to the single-character shell options documented in the description of the set builtin command, bash in

l, no timing information is displayed. A trailing newline is added when the format string is displayed. TMOUT If set to a value greater than zero, TMOUT is treated as the default timeout for the read builtin. The select command terminates if input does not arrive after TMOUT seconds when input is com

be notified by the kernel of an event occurring in the system. special builtin A shell builtin command that has been classified as special by the POSIX 1003.2 standard. token A sequence of characters considered a single unit by the shell. It is either a word or an operator. word A token that is

l, no timing information is displayed. A trailing newline is added when the format string is displayed. TMOUT If set to a value greater than zero, TMOUT is treated as the default timeout for the read builtin (see Section 4.2 [Bash Builtins], page 39). The select command (see Section 3.2.4.2 [Conditi

pport for the 11 conditional command. (see Section 3.2.4.2 [Condi- tional Constructs], page 10). - -enable-cond-regexp Include support for matching POSIX regular expressions using the `="' binary operator in the EL conditional command. (see Section 3.2.4.2 [Conditional Con- structs], page 10). - -ena

top or newgrp builtins. • Bash does not use the SHACCT variable or perform shell accounting. • The SVR4.2 sh uses a TIMEOUT variable like Bash uses TMOUT. More features unique to Bash may be found in Chapter 6 [Bash Features], page 65. B.1 Implementation Differences From The SVR4.2 Shell Since Bash