297a61b943
La forge est allumée, la roche est chauffée, les outils sont prêts. Sous l’œil du goéland et le souffle de l’hermine, la première pierre d’Erminig est posée. Ce n’est qu’un début. Le vent tourne, la mer se lève.
90 lines
2.7 KiB
Bash
90 lines
2.7 KiB
Bash
#!/bin/bash
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# A script to list version numbers of critical development tools
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# If you have tools installed in other directories, adjust PATH here AND
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# in ~lfs/.bashrc (section 4.4) as well.
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LC_ALL=C
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PATH=/usr/bin:/bin
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bail() { echo "FATAL: $1"; exit 1; }
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grep --version > /dev/null 2> /dev/null || bail "grep does not work"
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sed '' /dev/null || bail "sed does not work"
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sort /dev/null || bail "sort does not work"
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ver_check()
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{
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if ! type -p $2 &>/dev/null
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then
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echo "ERROR: Cannot find $2 ($1)"; return 1;
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fi
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v=$($2 --version 2>&1 | grep -E -o '[0-9]+\.[0-9\.]+[a-z]*' | head -n1)
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if printf '%s\n' $3 $v | sort --version-sort --check &>/dev/null
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then
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printf "OK: %-9s %-6s >= $3\n" "$1" "$v"; return 0;
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else
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printf "ERROR: %-9s is TOO OLD ($3 or later required)\n" "$1";
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return 1;
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fi
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}
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ver_kernel()
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{
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kver=$(uname -r | grep -E -o '^[0-9\.]+')
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if printf '%s\n' $1 $kver | sort --version-sort --check &>/dev/null
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then
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printf "OK: Linux Kernel $kver >= $1\n"; return 0;
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else
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printf "ERROR: Linux Kernel ($kver) is TOO OLD ($1 or later required)\n" "$kver";
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return 1;
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fi
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}
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# Coreutils first because --version-sort needs Coreutils >= 7.0
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ver_check Coreutils sort 8.1 || bail "Coreutils too old, stop"
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ver_check Bash bash 3.2
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ver_check Binutils ld 2.13.1
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ver_check Bison bison 2.7
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ver_check Diffutils diff 2.8.1
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ver_check Findutils find 4.2.31
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ver_check Gawk gawk 4.0.1
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ver_check GCC gcc 5.2
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ver_check "GCC (C++)" g++ 5.2
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ver_check Grep grep 2.5.1a
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ver_check Gzip gzip 1.3.12
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ver_check M4 m4 1.4.10
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ver_check Make make 4.0
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ver_check Patch patch 2.5.4
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ver_check Perl perl 5.8.8
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ver_check Python python3 3.4
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ver_check Sed sed 4.1.5
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ver_check Tar tar 1.22
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ver_check Texinfo texi2any 5.0
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ver_check Xz xz 5.0.0
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ver_kernel 4.19
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if mount | grep -q 'devpts on /dev/pts' && [ -e /dev/ptmx ]
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then echo "OK: Linux Kernel supports UNIX 98 PTY";
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else echo "ERROR: Linux Kernel does NOT support UNIX 98 PTY"; fi
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alias_check() {
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if $1 --version 2>&1 | grep -qi $2
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then printf "OK: %-4s is $2\n" "$1";
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else printf "ERROR: %-4s is NOT $2\n" "$1"; fi
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}
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echo "Aliases:"
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alias_check awk GNU
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alias_check yacc Bison
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alias_check sh Bash
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echo "Compiler check:"
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if printf "int main(){}" | g++ -x c++ -
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then echo "OK: g++ works";
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else echo "ERROR: g++ does NOT work"; fi
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rm -f a.out
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if [ "$(nproc)" = "" ]; then
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echo "ERROR: nproc is not available or it produces empty output"
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else
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echo "OK: nproc reports $(nproc) logical cores are available"
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fi
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