0.0.002

ddat interop with dat js
cable interop with cabal js
ddat's frontend = dat-thang
cable fe = cable-thang
dillo support based on cel's dillo-dat
bootstrap node
xplatform support

Signed-off-by: divo <418@cryspace.space>

configure

@@ -0,0 +1,97 @@
+#!/bin/sh
+set -eu
+
+prefix=/usr/local
+enable_s7=1
+cc=${CC:-cc}
+
+usage() {
+  echo "usage: ./configure [--prefix=PATH] [--enable-s7] [CC=compiler]"
+  echo "requires a C99 compiler, make, libsodium, libcurl; S7 is bundled and required"
+}
+
+for arg in "$@"; do
+  case "$arg" in
+    --prefix=*) prefix=${arg#*=} ;;
+    --enable-s7) enable_s7=1 ;;
+    --disable-s7) echo "configure: error: S7 is required for JSON and Scheme data handling" >&2; exit 1 ;;
+    --help|-h) usage; exit 0 ;;
+    CC=*) cc=${arg#CC=} ;;
+    *) echo "configure: unknown option: $arg" >&2; usage >&2; exit 1 ;;
+  esac
+done
+
+log=config.log
+: > "$log"
+echo "configure: checking build tools"
+for tool in "$cc" ar ranlib install make; do
+  if ! command -v "$tool" >/dev/null 2>&1; then
+    echo "configure: error: required tool '$tool' was not found" | tee -a "$log" >&2
+    exit 1
+  fi
+done
+
+tmp_c=conftest-$$.c
+tmp_exe=conftest-$$
+trap 'rm -f "$tmp_c" "$tmp_exe"' EXIT HUP INT TERM
+cat > "$tmp_c" <<'EOF'
+#include <sodium.h>
+int main(void) { return sodium_init() < 0; }
+EOF
+
+sodium_cflags=
+sodium_libs=-lsodium
+curl_cflags=
+curl_libs=-lcurl
+if command -v pkg-config >/dev/null 2>&1 && pkg-config --exists libsodium; then
+  sodium_cflags=$(pkg-config --cflags libsodium)
+  sodium_libs=$(pkg-config --libs libsodium)
+fi
+if ! "$cc" $sodium_cflags "$tmp_c" $sodium_libs -o "$tmp_exe" >>"$log" 2>&1; then
+  echo "configure: error: libsodium headers and library are required" | tee -a "$log" >&2
+  exit 1
+fi
+
+if command -v pkg-config >/dev/null 2>&1 && pkg-config --exists libcurl; then
+  curl_cflags=$(pkg-config --cflags libcurl)
+  curl_libs=$(pkg-config --libs libcurl)
+fi
+cat > "$tmp_c" <<'EOF'
+#include <curl/curl.h>
+int main(void) { CURL *c = curl_easy_init(); if (c) curl_easy_cleanup(c); return 0; }
+EOF
+if ! "$cc" $curl_cflags "$tmp_c" $curl_libs -o "$tmp_exe" >>"$log" 2>&1; then
+  echo "configure: error: libcurl headers and library are required for Dat name resolution" | tee -a "$log" >&2
+  exit 1
+fi
+
+cat > config.mk <<EOF
+# Generated by ./configure. Edit configure arguments, not this file.
+PREFIX = $prefix
+CC = $cc
+AR = ar
+RANLIB = ranlib
+INSTALL = install
+SODIUM_CFLAGS = $sodium_cflags
+SODIUM_LIBS = $sodium_libs
+CURL_CFLAGS = $curl_cflags
+CURL_LIBS = $curl_libs
+ENABLE_S7 = $enable_s7
+CPPFLAGS += \$(SODIUM_CFLAGS)
+EOF
+
+cat > config.h <<EOF
+#ifndef DATGPT_CONFIG_H
+#define DATGPT_CONFIG_H
+#define DATGPT_HAVE_SODIUM 1
+#define DATGPT_ENABLE_S7 $enable_s7
+#define DATGPT_PREFIX "$prefix"
+#endif
+EOF
+
+echo "configure: prefix:      $prefix"
+echo "configure: compiler:    $cc"
+echo "configure: libsodium:   $sodium_libs"
+echo "configure: Dat name transport: $curl_libs"
+echo "configure: S7 bindings: required"
+echo "configure: created config.mk and config.h"