From 19c46733104c680267a0a0dd3a2e6be893bd52b4 Mon Sep 17 00:00:00 2001
From: Daiderd Jordan <daiderd@gmail.com>
Date: Sat, 2 Sep 2017 14:00:47 +0200
Subject: nixpkgs-tests: add basic test for cc-wrapper

---
 pkgs/test/cc-wrapper/cc-main.c              |  7 +++++
 pkgs/test/cc-wrapper/cflags-main.c          | 10 +++++++
 pkgs/test/cc-wrapper/core-foundation-main.c |  7 +++++
 pkgs/test/cc-wrapper/cxx-main.cc            |  7 +++++
 pkgs/test/cc-wrapper/default.nix            | 45 +++++++++++++++++++++++++++++
 pkgs/test/cc-wrapper/foo.c                  |  4 +++
 pkgs/test/cc-wrapper/ldflags-main.c         | 12 ++++++++
 7 files changed, 92 insertions(+)
 create mode 100644 pkgs/test/cc-wrapper/cc-main.c
 create mode 100644 pkgs/test/cc-wrapper/cflags-main.c
 create mode 100644 pkgs/test/cc-wrapper/core-foundation-main.c
 create mode 100644 pkgs/test/cc-wrapper/cxx-main.cc
 create mode 100644 pkgs/test/cc-wrapper/default.nix
 create mode 100644 pkgs/test/cc-wrapper/foo.c
 create mode 100644 pkgs/test/cc-wrapper/ldflags-main.c

(limited to 'pkgs/test')

diff --git a/pkgs/test/cc-wrapper/cc-main.c b/pkgs/test/cc-wrapper/cc-main.c
new file mode 100644
index 0000000000000..06f28bc33c695
--- /dev/null
+++ b/pkgs/test/cc-wrapper/cc-main.c
@@ -0,0 +1,7 @@
+#include <stdio.h>
+
+int main(int argc, char **argv)
+{
+  fprintf(stderr, "ok\n");
+  return 0;
+}
diff --git a/pkgs/test/cc-wrapper/cflags-main.c b/pkgs/test/cc-wrapper/cflags-main.c
new file mode 100644
index 0000000000000..9491232b53878
--- /dev/null
+++ b/pkgs/test/cc-wrapper/cflags-main.c
@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <foo.h>
+
+int main(int argc, char **argv)
+{
+  if (foo() != 42)
+    return 1;
+  fprintf(stderr, "ok\n");
+  return 0;
+}
diff --git a/pkgs/test/cc-wrapper/core-foundation-main.c b/pkgs/test/cc-wrapper/core-foundation-main.c
new file mode 100644
index 0000000000000..fb3bd31261912
--- /dev/null
+++ b/pkgs/test/cc-wrapper/core-foundation-main.c
@@ -0,0 +1,7 @@
+#include <CoreFoundation/CoreFoundation.h>
+
+int main(int argc, char** argv)
+{
+  CFShow(CFSTR("ok"));
+  return 0;
+}
diff --git a/pkgs/test/cc-wrapper/cxx-main.cc b/pkgs/test/cc-wrapper/cxx-main.cc
new file mode 100644
index 0000000000000..83f704617a46f
--- /dev/null
+++ b/pkgs/test/cc-wrapper/cxx-main.cc
@@ -0,0 +1,7 @@
+#include <iostream>
+
+int main(int argc, char **argv)
+{
+  std::cerr << "ok" << std::endl;
+  return 0;
+}
diff --git a/pkgs/test/cc-wrapper/default.nix b/pkgs/test/cc-wrapper/default.nix
new file mode 100644
index 0000000000000..d8a5e13558152
--- /dev/null
+++ b/pkgs/test/cc-wrapper/default.nix
@@ -0,0 +1,45 @@
+{ stdenv }:
+
+let
+  shlib = if stdenv.isDarwin then "dylib" else "so";
+in
+
+stdenv.mkDerivation {
+  name = "cc-wrapper-test";
+
+  buildCommand = ''
+    NIX_DEBUG=1 $CC -v
+    NIX_DEBUG=1 $CXX -v
+
+    printf "checking whether compiler builds valid C binaries... " >&2
+    $CC -o cc-check ${./cc-main.c}
+    ./cc-check
+
+    printf "checking whether compiler builds valid C++ binaries... " >&2
+    $CXX -o cxx-check ${./cxx-main.cc}
+    ./cxx-check
+
+    ${stdenv.lib.optionalString (stdenv.isDarwin && stdenv.cc.isClang) ''
+      printf "checking whether compiler can build with CoreFoundation.framework... " >&2
+      mkdir -p foo/lib
+      $CC -framework CoreFoundation -o core-foundation-check ${./core-foundation-main.c}
+      ./core-foundation-check
+    ''}
+
+    printf "checking whether compiler uses NIX_CFLAGS_COMPILE... " >&2
+    mkdir -p foo/include
+    cp ${./foo.c} foo/include/foo.h
+    NIX_CFLAGS_COMPILE="-Ifoo/include -DVALUE=42" $CC -o cflags-check ${./cflags-main.c}
+    ./cflags-check
+
+    printf "checking whether compiler uses NIX_LDFLAGS... " >&2
+    mkdir -p foo/lib
+    $CC -shared ${stdenv.lib.optionalString stdenv.isDarwin "-Wl,-install_name,@rpath/libfoo.dylib"} -DVALUE=42 -o foo/lib/libfoo.${shlib} ${./foo.c}
+    NIX_LDFLAGS="-L$NIX_BUILD_TOP/foo/lib -rpath $NIX_BUILD_TOP/foo/lib" $CC -lfoo -o ldflags-check ${./ldflags-main.c}
+    ./ldflags-check
+
+    touch $out
+  '';
+
+  meta.platforms = stdenv.lib.platforms.all;
+}
diff --git a/pkgs/test/cc-wrapper/foo.c b/pkgs/test/cc-wrapper/foo.c
new file mode 100644
index 0000000000000..8be674be3103f
--- /dev/null
+++ b/pkgs/test/cc-wrapper/foo.c
@@ -0,0 +1,4 @@
+unsigned int foo(void)
+{
+  return VALUE;
+}
diff --git a/pkgs/test/cc-wrapper/ldflags-main.c b/pkgs/test/cc-wrapper/ldflags-main.c
new file mode 100644
index 0000000000000..89832b3bbad2d
--- /dev/null
+++ b/pkgs/test/cc-wrapper/ldflags-main.c
@@ -0,0 +1,12 @@
+#include <stdio.h>
+
+extern unsigned int foo(void);
+
+int main(int argc, char **argv)
+{
+  if (foo() != 42) {
+    return 1;
+  }
+  fprintf(stderr, "ok\n");
+  return 0;
+}
-- 
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