Meet our new companion tool, bison

Which is here courtesy of CentOS6, which only has bison 2.4 - while new
glibc requires 2.7.

Signed-off-by: Alexey Neyman <stilor@att.net>

1 files changed, 66 insertions, 0 deletions

diff --git a/scripts/build/companion_tools/510-bison.sh b/scripts/build/companion_tools/510-bison.sh
new file mode 100644
index 0000000..9379ea8
--- /dev/null
+++ b/scripts/build/companion_tools/510-bison.sh
@@ -0,0 +1,66 @@
+# Build script for bison
+
+do_companion_tools_bison_get()
+{
+    CT_Fetch BISON
+}
+
+do_companion_tools_bison_extract()
+{
+    CT_ExtractPatch BISON
+}
+
+do_companion_tools_bison_for_build()
+{
+    CT_DoStep INFO "Installing bison for build"
+    CT_mkdir_pushd "${CT_BUILD_DIR}/build-bison-build"
+    do_bison_backend \
+        host=${CT_BUILD} \
+        prefix="${CT_BUILD_COMPTOOLS_DIR}" \
+        cflags="${CT_CFLAGS_FOR_BUILD}" \
+        ldflags="${CT_LDFLAGS_FOR_BUILD}"
+    CT_Popd
+    CT_EndStep
+}
+
+do_companion_tools_bison_for_host()
+{
+    CT_DoStep INFO "Installing bison for host"
+    CT_mkdir_pushd "${CT_BUILD_DIR}/build-bison-host"
+    do_bison_backend \
+        host=${CT_HOST} \
+        prefix="${CT_PREFIX_DIR}" \
+        cflags="${CT_CFLAGS_FOR_HOST}" \
+        ldflags="${CT_LDFLAGS_FOR_HOST}"
+    CT_Popd
+    CT_EndStep
+}
+
+do_bison_backend()
+{
+    local host
+    local prefix
+    local cflags
+    local ldflags
+    local -a extra_config
+
+    for arg in "$@"; do
+        eval "${arg// /\\ }"
+    done
+
+    CT_DoLog EXTRA "Configuring bison"
+    CT_DoExecLog CFG \
+                     CFLAGS="${cflags}" \
+                     LDFLAGS="${ldflags}" \
+                     ${CONFIG_SHELL} \
+                     "${CT_SRC_DIR}/bison/configure" \
+                     --host="${host}" \
+                     --prefix="${prefix}" \
+		     "${extra_config[@]}"
+
+    CT_DoLog EXTRA "Building bison"
+    CT_DoExecLog ALL make
+
+    CT_DoLog EXTRA "Installing bison"
+    CT_DoExecLog ALL make install
+}