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* Linker accepts a name for the program.

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* Better diagnostics.
This commit is contained in:
Eelco Dolstra 2004-07-06 14:10:09 +00:00
parent 0920fe3038
commit 321be4649d
4 changed files with 10 additions and 7 deletions
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2
examples/not-so-simple-header/default.nix
View file

@ -2,7 +2,7 @@ let {
inherit (import ../../lib) compileC link; inherit (import ../../lib) compileC link;
hello = link {objects = compileC { hello = link {programName = "hello"; objects = compileC {
main = ./foo/hello.c; main = ./foo/hello.c;
localIncludes = [ localIncludes = [
[./foo/fnord/indirect.h "fnord/indirect.h"] [./foo/fnord/indirect.h "fnord/indirect.h"]

5
lib/compile-c.sh
View file

@ -2,7 +2,7 @@
mainName=$(basename $main | cut -c34-) mainName=$(basename $main | cut -c34-)
echo "compiling $mainName..." echo "compiling \`$mainName'..."
# Turn $localIncludes into an array. # Turn $localIncludes into an array.
localIncludes=($localIncludes) localIncludes=($localIncludes)
@ -67,4 +67,5 @@ done
ln -s $main $prefix$mainName ln -s $main $prefix$mainName
mkdir $out mkdir $out
gcc -Wall -c $prefix$mainName -o $out/$mainName.o test "$prefix" && cd $prefix
gcc -Wall -c $mainName -o $out/$mainName.o

4
lib/default.nix
View file

@ -8,10 +8,10 @@ rec {
inherit main localIncludes; inherit main localIncludes;
}; };
link = {objects}: stdenv.mkDerivation { link = {objects, programName ? "program"}: stdenv.mkDerivation {
name = "link"; name = "link";
builder = ./link.sh; builder = ./link.sh;
inherit objects; inherit objects programName;
}; };
} }

6
lib/link.sh
View file

@ -2,9 +2,11 @@
objs= objs=
for i in "$objects"; do for i in "$objects"; do
obj=$i/*.o obj=$(echo $i/*.o)
objs="$objs $obj" objs="$objs $obj"
done done
echo "linking object files into \`$programName'..."
mkdir $out mkdir $out
gcc -o $out/program $objs gcc -o $out/$programName $objs