43 lines
772 B
Bash
43 lines
772 B
Bash
if [ -e "$NIX_ATTRS_SH_FILE" ]; then . "$NIX_ATTRS_SH_FILE"; elif [ -f .attrs.sh ]; then . .attrs.sh; fi
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set -x
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export NIX_DEBUG=1
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source $stdenv/setup
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export NIX_ENFORCE_PURITY=1
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mkdir $out
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mkdir $out/bin
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cat > hello.c <<EOF
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#include <stdio.h>
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int main(int argc, char * * argv)
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{
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printf("Hello World!\n");
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return 0;
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}
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EOF
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#gcc -I/nix/store/foo -I /nix/store/foo -I/usr/lib -I /usr/lib hello.c -o $out/bin/hello
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gcc -I`pwd` -L /nix/store/abcd/lib -isystem /usr/lib hello.c -o $out/bin/hello
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$out/bin/hello
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cat > hello2.cc <<EOF
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#include <iostream>
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int main(int argc, char * * argv)
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{
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std::cout << "Hello World!\n";
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std::cout << VALUE << std::endl;
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return 0;
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}
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EOF
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g++ hello2.cc -o $out/bin/hello2 -DVALUE="1 + 2 * 3"
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$out/bin/hello2
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ld -v
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