feat: hecitc C: add hectic-config

flake.nix

@@ -430,7 +430,7 @@
               pname = "http";
               inherit version;
               src = prev.fetchFromGitHub { owner = "pramsey"; repo = "pgsql-http"; rev = "v${version}"; hash = "sha256-C8eqi0q1dnshUAZjIsZFwa5FTYc7vmATF3vv2CReWPM="; }; nativeBuildInputs = with prev; [pkg-config curl]; };
-          buildHelloExt = versionSuffix: let
+          buildHelExt = versionSuffix: let
               postgresql = prev."postgresql_${versionSuffix}";
 	  in buildPostgresqlExtension {
               inherit postgresql;
@@ -447,25 +447,25 @@
             http = buildHttpExt "17";
             pg_smtp_client = buildSmtpExt "17";
             plhaskell = buildPlHaskellExt "17";
-            hel = buildHelloExt "17";
+            hel = buildHelExt "17";
           };};
           postgresql_16 = prev.postgresql_16 // {pkgs = prev.postgresql_16.pkgs // {
             http = buildHttpExt "16";
             pg_smtp_client = buildSmtpExt "16";
             plhaskell = buildPlHaskellExt "16";
-            hel = buildHelloExt "16";
+            hel = buildHelExt "16";
           };};
           postgresql_15 = prev.postgresql_15 // {pkgs = prev.postgresql_15.pkgs // {
             http = buildHttpExt "15";
             pg_smtp_client = buildSmtpExt "15";
             plhaskell = buildPlHaskellExt "15";
-            hel = buildHelloExt "15";
+            hel = buildHelExt "15";
           };};
           postgresql_14 = prev.postgresql_14 // {pkgs = prev.postgresql_14.pkgs // {
             http = buildHttpExt "14";
             pg_smtp_client = buildSmtpExt "14";
             plhaskell = buildPlHaskellExt "14";
-            hel = buildHelloExt "14";
+            hel = buildHelExt "14";
           };};
           writers = let
             writeC =

package/c/hectic/default.nix

@@ -18,9 +18,46 @@ stdenv.mkDerivation {
   '';
 
   installPhase = ''
-    mkdir -p $out/lib $out/include
+    mkdir -p $out/lib $out/include $out/bin
     cp target/libhectic.a $out/lib/
     cp hectic.h $out/include/
+    
+    # Create hectic-config script
+    cat > $out/bin/hectic-config <<EOF
+    #!/bin/sh
+    
+    usage() {
+      echo "Usage: hectic-config [--cflags] [--libs]"
+      echo "  --cflags  Print the compiler flags"
+      echo "  --libs    Print the linker flags"
+      echo "  --help    Display this help message"
+      exit \$1
+    }
+    
+    if [ \$# -eq 0 ]; then
+      usage 1
+    fi
+    
+    while [ \$# -gt 0 ]; do
+      case "\$1" in
+        --cflags)
+          echo "-I$out/include"
+          ;;
+        --libs)
+          echo "-L$out/lib -lhectic"
+          ;;
+        --help)
+          usage 0
+          ;;
+        *)
+          usage 1
+          ;;
+      esac
+      shift
+    done
+    EOF
+    
+    chmod +x $out/bin/hectic-config
   '';
 
   meta = {

package/c/hel/Makefile

@@ -7,7 +7,11 @@ PG_CONFIG = pg_config
 
 PGXS := $(shell $(PG_CONFIG) --pgxs)
 
-# Add hectic library path
+HECTIC_CONFIG = hectic-config
-CFLAGS += -I -lhectic
+
+CFLAGS += $(shell $(HECTIC_CONFIG) --cflags)
+LDFLAGS += $(shell $(HECTIC_CONFIG) --libs)
+
+SHLIB_LINK := $(LIBS)
 
 include $(PGXS)

package/c/hel/make.sh

@@ -86,8 +86,14 @@ case "$MODE" in
   build)
     mkdir -p target
     echo "# Building PostgreSQL extension"
+    
+    # Get hectic library paths from nix
+    HECTIC_PATH=$(nix build --print-out-paths -f ../../../. c-hectic)
+    HECTIC_INCLUDE="$HECTIC_PATH/include"
+    HECTIC_LIB="$HECTIC_PATH/lib"
+    
     # shellcheck disable=SC2086
-    gcc $CFLAGS $OPTFLAGS -I$PG_INCLUDE -shared -o target/hel.so hel.c
+    gcc $CFLAGS $OPTFLAGS -I$PG_INCLUDE -I$HECTIC_INCLUDE -shared -o target/hel.so hel.c -L$HECTIC_LIB -lhectic
     
     # Copy extension files to target directory
     cp hel.control target/