mirror of
https://github.com/erkin/ponysay.git
synced 2024-11-21 20:18:00 +01:00
46 lines
2 KiB
Bash
Executable file
46 lines
2 KiB
Bash
Executable file
#!/usr/bin/env sh
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# Compatible with bash dash zsh mksh ksh ksh93
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# but not with fish powershell
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# problematic with tcsh csh
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#
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# Therefor to ensure it work always this shebang to standard POSIX shell
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br=0 # build required
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bs=0 # build recommended
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bo=0 # build optional
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rr=0 # runtime required
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ro=0 # runtime optional
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pv=0 # python version
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(hash chmod 2>/dev/null) || (br=1 ; ro=1 ; echo 'Missing chmod, install coreutils [build+runtime required]')
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(hash gzip 2>/dev/null) || (bo=1 ; echo 'Missing gzip, install gzip [build optional]')
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(hash makeinfo 2>/dev/null) || (bo=1 ; echo 'Missing makeinfo, install texinfo [build optional]')
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(hash install-info 2>/dev/null) || (bo=1 ; echo 'Missing install-info, install info [build optional]')
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(hash python 2>/dev/null) || (br=1 ; rr=1 ; echo 'Missing python, install python>=3 [build+runtime required]')
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(hash cut 2>/dev/null) && (hash python 2>/dev/null) &&
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(test ! $(env python --version 2>&1 | cut -d ' ' -f 2 | cut -d '.' -f 1) = 3) && (
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(hash python3 2>/dev/null) ||
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(br=1 ; rr=1 ; pv=1 ; echo 'Missing python>=3, install python (may be named python3) [build+runtime required]'))
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(hash stty 2>/dev/null) || (rr=1 ; echo 'Missing stty, install coreutils [runtime required]')
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(hash ponytool 2>/dev/null) || (ro=1 ; echo 'Missing ponytool, install util-say [runtime optional]')
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(hash chmod 2>/dev/null) || (rr=1 ; echo 'Missing chmod, install coreutils [runtime optional]')
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( (test $br = 1) || (test $rr = 1) || (test $ro = 1) || (test $pv = 1) ) && echo
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(test $br = 1) && echo 'You will not be able to build and install ponysay.'
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(test $rr = 1) && echo 'You will not be able to run ponysay.'
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(test $pv = 1) && echo 'Unable to verify version of python.'
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(test $br = 0) && (test $bs = 0) && (test $bo = 0) && (test $rr = 0) && (test $ro = 0) &&
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echo && echo 'Everything appears to be in order, enjoy ponysay!'
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echo
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