1 files changed, 38 insertions, 0 deletions
diff --git a/pkgs/applications/editors/emacs-25/builder.sh b/pkgs/applications/editors/emacs-25/builder.sh
new file mode 100644
index 00000000000..984a61df6f3
--- /dev/null
+++ b/pkgs/applications/editors/emacs-25/builder.sh
@@ -0,0 +1,38 @@
+source $stdenv/setup
+
+# This hook is supposed to be run on Linux. It patches the proper locations of
+# the crt{1,i,n}.o files into the build to ensure that Emacs is linked with
+# *our* versions, not the ones found in the system, as it would do by default.
+# On other platforms, this appears to be unnecessary.
+preConfigure() {
+    for i in Makefile.in ./src/Makefile.in ./lib-src/Makefile.in ./leim/Makefile.in; do
+        substituteInPlace $i --replace /bin/pwd pwd
+    done
+
+    case "${system}" in
+	x86_64-linux)	glibclibdir=lib64 ;;
+	i686-linux)	glibclibdir=lib ;;
+        *)              return;
+    esac
+
+    libc=$(cat ${NIX_CC}/nix-support/orig-libc)
+    echo "libc: $libc"
+
+    for i in src/s/*.h src/m/*.h; do
+        substituteInPlace $i \
+            --replace /usr/${glibclibdir}/crt1.o $libc/${glibclibdir}/crt1.o \
+            --replace /usr/${glibclibdir}/crti.o $libc/${glibclibdir}/crti.o \
+            --replace /usr/${glibclibdir}/crtn.o $libc/${glibclibdir}/crtn.o \
+            --replace /usr/lib/crt1.o $libc/${glibclibdir}/crt1.o \
+            --replace /usr/lib/crti.o $libc/${glibclibdir}/crti.o \
+            --replace /usr/lib/crtn.o $libc/${glibclibdir}/crtn.o
+    done
+}
+
+preInstall () {
+    for i in Makefile.in ./src/Makefile.in ./lib-src/Makefile.in ./leim/Makefile.in; do
+        substituteInPlace $i --replace /bin/pwd pwd
+    done
+}
+
+genericBuild