Add build.zig

cpp/configure

@@ -0,0 +1,19 @@
+#!/bin/env sh
+
+set -e
+
+# This is a thin wrapper which will call the real configure script, and
+# make sure that is called using bash.
+
+# Get an absolute path to this script, since that determines the top-level directory.
+source_path="$(dirname ${0})"
+this_script_dir="$(cd -- "${source_path}" > /dev/null && pwd)"
+if test -z "${this_script_dir}"; then
+  echo "Error: Could not determine location of configure script"
+  exit 1
+fi
+
+# Delegate to wrapper, forcing wrapper to believe $0 is this script by using -c.
+# This trick is needed to get autoconf to co-operate properly.
+# The ${-:+-$-} construction passes on bash options.
+bash ${-:+-$-} -c ". \"${this_script_dir}/scripts/autoconf/configure" CHECKME "${this_script_dir}" "$@"

cpp/scripts/autoconf/Makefile.am

@@ -0,0 +1,26 @@
+AUTOMAKE_OPTIONS = subdir-objects
+
+bin_PROGRAMS = helper
+helper_SOURCES = \
+    src/helper.cpp \
+    src/index.cpp \
+    src/json.cpp \
+    src/search.cpp \
+    src/signal.cpp \
+    src/usage.cpp \
+    src/version.cpp \
+    src/data.cpp \
+    src/web/web.cpp
+
+AM_CPPFLAGS = -I$(top_srcdir)/include
+
+AM_CXXFLAGS = -Wall -Wno-unused-result -fstack-clash-protection -fstack-protector-all -std=c++17 -pipe
+if DEBUG_MODE
+    AM_CXXFLAGS += -Wextra -Wpedantic -Winit-self -Wlogical-op
+endif
+
+helper_LDFLAGS = -ffunction-sections -fdata-sections -z now -z noexecstack -fPIE -flto
+
+install-exec-hook:
+    $(INSTALL) helper $(DESTDIR)/usr/local/bin/
+