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-rw-r--r--strata/build-essential/stage2-gcc-fixed-headers.morph9
1 files changed, 9 insertions, 0 deletions
diff --git a/strata/build-essential/stage2-gcc-fixed-headers.morph b/strata/build-essential/stage2-gcc-fixed-headers.morph
index 2c4741ee..10794872 100644
--- a/strata/build-essential/stage2-gcc-fixed-headers.morph
+++ b/strata/build-essential/stage2-gcc-fixed-headers.morph
@@ -1,6 +1,14 @@
name: stage2-gcc-fixed-headers
kind: chunk
install-commands:
+# Stage 1 GCC's fixincludes process created a limits.h before there was
+# a real limits.h available for the target. This step (taken from Linux
+# Linux From Scratch) creates a better one so that stage 2 GCC can compile.
+#
+# THIS IS A FRAGILE HACK! We need to replace the headers. The only way to
+# overwrite files in a staging area is to install a new chunk.
+# This is undesired behaviour in the long term, as we want to never
+# have overlaps, so this functionality may go away.
- |
libgcc_dir=$(dirname $($TARGET_STAGE1-gcc -print-libgcc-file-name))
sysroot="$(dirname "$(pwd)")"
@@ -8,3 +16,4 @@ install-commands:
mkdir -p "$DESTDIR/$target_libgcc_dir/include-fixed"
cat "gcc/limitx.h" "gcc/glimits.h" "gcc/limity.h" \
>"$DESTDIR/$target_libgcc_dir/include-fixed/limits.h"
+