c6a8b856de
Bash < 3.2.41 has a bug where 'history' disappears from SHELLOPTS whenever a shopt setting is sourced or eval'ed. Disabling 'history' makes it not show in tests "Environment should not be modified" for bash < 3.2.41. Added helper function `is_bash_version_minimal()' to test/lib/library.sh.
48 lines
1.2 KiB
Bash
48 lines
1.2 KiB
Bash
# -*- mode: shell-script; sh-basic-offset: 8; indent-tabs-mode: t -*-
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# ex: ts=8 sw=8 noet filetype=sh
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#
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# Bash library for bash-completion DejaGnu testsuite
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# Diff environment files to detect if environment is unmodified
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# @param $1 File 1
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# @param $2 File 2
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# @param $1 Additional sed script
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diff_env() {
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diff "$1" "$2" | sed -e "
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/^[0-9,]\+[acd]/d # Remove diff line indicators
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/---/d # Remove diff block separators
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/[<>] _=/d # Remove underscore variable
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/[<>] PPID=/d # Remove PPID bash variable
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$3"
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} # diff_env()
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# Output array elements, sorted and separated by newline
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# @param $1 Name of array variable to process
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echo_array() {
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local IFS=$'\n'
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eval echo \"\${$1[*]}\" | sort
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}
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# Check if current bash version meets specified minimum
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# @param $1 (integer) Major version number
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# @param $2 (integer) Minor version number
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# @param $3 (integer) Patch level
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# @return 0 if success, > 0 if not
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is_bash_version_minimal() {
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[[ (
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${BASH_VERSINFO[0]} -gt $1
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) || (
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${BASH_VERSINFO[0]} -eq $1 &&
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${BASH_VERSINFO[1]} -gt $2
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) || (
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${BASH_VERSINFO[0]} -eq $1 &&
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${BASH_VERSINFO[1]} -eq $2 &&
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${BASH_VERSINFO[2]} -ge $3
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)
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]]
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} # is_bash_version_minimal()
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