From 94fe7bed1dc5f5a2084b9c8ccdc0bc1ecd102317 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 2 Jul 2012 17:04:56 +0200
Subject: [PATCH] Extend compiler wrapper scripts to allow compilation of
 "/dev/null" input.

This feature sounds crazy, but it is used in some configure scripts (e.g. xbmc).
This patch causes an almost complete rebuild of Nixpkgs.

Patch submitted by Jan Malakhovski <oxij@oxij.org>.
---
 pkgs/build-support/clang-wrapper/utils.sh     | 1 +
 pkgs/build-support/gcc-cross-wrapper/utils.sh | 1 +
 pkgs/build-support/gcc-upc-wrapper/utils.sh   | 1 +
 pkgs/build-support/gcc-wrapper/utils.sh       | 1 +
 4 files changed, 4 insertions(+)

diff --git a/pkgs/build-support/clang-wrapper/utils.sh b/pkgs/build-support/clang-wrapper/utils.sh
index 9a664e1d1e6b..753b3772e956 100644
--- a/pkgs/build-support/clang-wrapper/utils.sh
+++ b/pkgs/build-support/clang-wrapper/utils.sh
@@ -17,6 +17,7 @@ badPath() {
     # Otherwise, the path should refer to the store or some temporary
     # directory (including the build directory).
     test \
+        "$p" != "/dev/null" -a \
         "${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \
         "${p:0:4}" != "/tmp" -a \
         "${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP"
diff --git a/pkgs/build-support/gcc-cross-wrapper/utils.sh b/pkgs/build-support/gcc-cross-wrapper/utils.sh
index 9a664e1d1e6b..753b3772e956 100644
--- a/pkgs/build-support/gcc-cross-wrapper/utils.sh
+++ b/pkgs/build-support/gcc-cross-wrapper/utils.sh
@@ -17,6 +17,7 @@ badPath() {
     # Otherwise, the path should refer to the store or some temporary
     # directory (including the build directory).
     test \
+        "$p" != "/dev/null" -a \
         "${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \
         "${p:0:4}" != "/tmp" -a \
         "${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP"
diff --git a/pkgs/build-support/gcc-upc-wrapper/utils.sh b/pkgs/build-support/gcc-upc-wrapper/utils.sh
index 9a664e1d1e6b..753b3772e956 100644
--- a/pkgs/build-support/gcc-upc-wrapper/utils.sh
+++ b/pkgs/build-support/gcc-upc-wrapper/utils.sh
@@ -17,6 +17,7 @@ badPath() {
     # Otherwise, the path should refer to the store or some temporary
     # directory (including the build directory).
     test \
+        "$p" != "/dev/null" -a \
         "${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \
         "${p:0:4}" != "/tmp" -a \
         "${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP"
diff --git a/pkgs/build-support/gcc-wrapper/utils.sh b/pkgs/build-support/gcc-wrapper/utils.sh
index 9a664e1d1e6b..753b3772e956 100644
--- a/pkgs/build-support/gcc-wrapper/utils.sh
+++ b/pkgs/build-support/gcc-wrapper/utils.sh
@@ -17,6 +17,7 @@ badPath() {
     # Otherwise, the path should refer to the store or some temporary
     # directory (including the build directory).
     test \
+        "$p" != "/dev/null" -a \
         "${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \
         "${p:0:4}" != "/tmp" -a \
         "${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP"