refactor

- extract patch to version file
- added silent to bootstrap configure functions & glibc patch section
- renamed build.sh to build.bash
- moved flags, utilities and version to their own files
- extract glibc patch url to version file

version.bash

@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+
+export BINUTILS_VERSION=2.45.1
+export BINUTILS_URL=https://mirror.ufs.ac.za/gnu/binutils/binutils-$BINUTILS_VERSION.tar.xz
+
+export GCC_VERSION=15.2.0
+export GCC_URL=https://mirror.ufs.ac.za/gnu/gcc/gcc-$GCC_VERSION/gcc-$GCC_VERSION.tar.xz
+
+export GMP_VERSION=6.3.0
+export GMP_URL=https://mirror.ufs.ac.za/gnu/gmp/gmp-$GMP_VERSION.tar.xz
+
+export MPC_VERSION=1.3.1
+export MPC_URL=https://mirror.ufs.ac.za/gnu/mpc/mpc-$MPC_VERSION.tar.gz
+
+export MPFR_VERSION=4.2.2
+export MPFR_URL=https://mirror.ufs.ac.za/gnu/mpfr/mpfr-$MPFR_VERSION.tar.xz
+
+export ISL_VERSION=0.27
+export ISL_URL=https://libisl.sourceforge.io/isl-$ISL_VERSION.tar.xz
+
+export GLIBC_VERSION=2.43
+export GLIBC_URL=https://mirror.ufs.ac.za/gnu/glibc/glibc-$GLIBC_VERSION.tar.xz
+
+export GLIBC_PATCH_URL=https://www.linuxfromscratch.org/patches/lfs/development/glibc-fhs-1.patch
+
+export LINUX_VERSION=6.18.7
+IFS='.' read -r LINUX_VERSION_MAJOR LINUX_VERSION_MINOR LINUX_VERSION_PATCH <<< $LINUX_VERSION
+export LINUX_URL=https://cdn.kernel.org/pub/linux/kernel/v$LINUX_VERSION_MAJOR.x/linux-$LINUX_VERSION.tar.xz
+
+export M4_VERSION=1.4.20
+export M4_URL=https://mirror.ufs.ac.za/gnu/m4/m4-$M4_VERSION.tar.xz
+
+export NCURSES_VERSION=6.6
+export NCURSES_URL=https://mirror.ufs.ac.za/gnu/ncurses/ncurses-$NCURSES_VERSION.tar.gz
+
+export BASH_VERSION=5.3
+export BASH_URL=https://mirror.ufs.ac.za/gnu/bash/bash-$BASH_VERSION.tar.gz
+
+export COREUTILS_VERSION=9.9
+export COREUTILS_URL=https://mirror.ufs.ac.za/gnu/coreutils/coreutils-$COREUTILS_VERSION.tar.xz
+
+export DIFFUTILS_VERSION=3.12
+export DIFFUTILS_URL=https://mirror.ufs.ac.za/gnu/diffutils/diffutils-$DIFFUTILS_VERSION.tar.xz
+
+export FILE_VERSION=5.46
+export FILE_URL=https://astron.com/pub/file/file-$FILE_VERSION.tar.gz
+
+export FINDUTILS_VERSION=4.10.0
+export FINDUTILS_URL=https://mirror.ufs.ac.za/gnu/findutils/findutils-$FINDUTILS_VERSION.tar.xz
+
+export GAWK_VERSION=5.3.2
+export GAWK_URL=https://mirror.ufs.ac.za/gnu/gawk/gawk-$GAWK_VERSION.tar.xz
+
+export GREP_VERSION=3.12
+export GREP_URL=https://mirror.ufs.ac.za/gnu/grep/grep-$GREP_VERSION.tar.xz
+
+export GZIP_VERSION=1.14
+export GZIP_URL=https://mirror.ufs.ac.za/gnu/gzip/gzip-$GZIP_VERSION.tar.xz
+
+export MAKE_VERSION=4.4.1
+export MAKE_URL=https://mirror.ufs.ac.za/gnu/make/make-$MAKE_VERSION.tar.gz
+
+export PATCH_VERSION=2.8
+export PATCH_URL=https://mirror.ufs.ac.za/gnu/patch/patch-$PATCH_VERSION.tar.xz
+
+export SED_VERSION=4.9
+export SED_URL=https://mirror.ufs.ac.za/gnu/sed/sed-$SED_VERSION.tar.xz
+
+export TAR_VERSION=1.35
+export TAR_URL=https://mirror.ufs.ac.za/gnu/tar/tar-$TAR_VERSION.tar.xz
+
+export XZ_VERSION=5.8.2
+export XZ_URL=https://github.com//tukaani-project/xz/releases/download/v$XZ_VERSION/xz-$XZ_VERSION.tar.xz
+
+export GETTEXT_VERSION=1.0
+export GETTEXT_URL=https://mirror.ufs.ac.za/gnu/gettext/gettext-$GETTEXT_VERSION.tar.xz