mirror of
https://https.git.savannah.gnu.org/git/bash.git
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Chet Ramey
100 lines
1.7 KiB
Plaintext
100 lines
1.7 KiB
Plaintext
# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# these are ok
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function a=2
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{
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printf "FUNCNAME: %s\n" $FUNCNAME
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}
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function 11111
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{
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printf "FUNCNAME: %s\n" $FUNCNAME
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}
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# but this is still not
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function sys$read
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{
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printf "FUNCNAME: %s\n" $FUNCNAME
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}
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declare -f
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set -o posix
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declare -f
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set +o posix
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a\=2
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<(:) ()
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{
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echo $FUNCNAME
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}
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\<\(:\)
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type '<(:)'
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break()
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{
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echo inside function $FUNCNAME
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}
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testfunc()
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{
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echo type
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type break
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type -t break
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echo command -v
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command -v break
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echo command -V
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command -V break
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echo type -a
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type -a break
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echo declare
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declare -f break
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echo execution
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break
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}
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set -o posix
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echo posix mode:
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testfunc
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set +o posix
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echo default mode:
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testfunc
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unset -f testfunc break
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# but in posix mode, declaring such a function is a fatal error
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( set -o posix
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break()
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{
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echo FUNCNAME: $FUNCNAME
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}
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echo after
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)
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# in posix mode, functions whose names are invalid identifiers are fatal errors
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( set -o posix
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!! () { fc -s "$@" ; }
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type \!\!
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)
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# but you can create such functions and print them in posix mode
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!! () { fc -s "$@" ; }
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type '!!'
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set -o posix
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type '!!'
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set +o posix
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