55 lines
No EOL
1.3 KiB
Bash
Executable file
55 lines
No EOL
1.3 KiB
Bash
Executable file
#!/bin/bash
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# Build static busybox on z/VM s390x RHEL system
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set -e
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echo "Building static busybox on native s390x..."
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# Install build dependencies
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sudo dnf install -y gcc make wget tar bzip2 glibc-static
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# Extract busybox
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tar -xjf busybox-1.35.0.tar.bz2
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cd busybox-1.35.0
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# Configure for static build
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make defconfig
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# Enable static linking in config
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cat >> .config << 'EOF'
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CONFIG_STATIC=y
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CONFIG_FEATURE_HAVE_RPC=n
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CONFIG_SELINUX=n
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CONFIG_FEATURE_SYSTEMD=n
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CONFIG_PAM=n
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CONFIG_FEATURE_UTMP=n
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CONFIG_FEATURE_WTMP=n
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CONFIG_LOCALE_SUPPORT=n
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CONFIG_UNICODE_SUPPORT=n
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EOF
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# Disable problematic options
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sed -i 's/CONFIG_FEATURE_HAVE_RPC=y/CONFIG_FEATURE_HAVE_RPC=n/' .config
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sed -i 's/CONFIG_LOCALE_SUPPORT=y/CONFIG_LOCALE_SUPPORT=n/' .config
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# Build static busybox
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echo "Building with static linking..."
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make CONFIG_STATIC=y LDFLAGS="-static" -j$(nproc)
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# Verify the binary
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if [ -f busybox ]; then
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echo "✅ Busybox built successfully!"
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echo "File info:"
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file busybox
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echo "Size: $(du -h busybox | cut -f1)"
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echo "Static linking check:"
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ldd busybox 2>&1 | head -1
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# Copy to home directory for easy transfer
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cp busybox ~/busybox-s390x-static
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chmod +x ~/busybox-s390x-static
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echo "✅ Copied to ~/busybox-s390x-static"
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else
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echo "❌ Build failed!"
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exit 1
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fi |