1 files changed, 76 insertions, 6 deletions

diff --git a/src/build.c b/src/build.c
index 5558720..3df8148 100644
--- a/src/build.c
+++ b/src/build.c
@@ -1,6 +1,28 @@
+/*
+  pow! - the pow!erful package manager
+
+  Copyright (C) 2026 forever2k38
+  
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+*/
+
 #include "build.h"
 #include "package.h"
+#include "log.h"
 #include "paths.h"
+#include "package_list.h"
 
 #include "download.h"
 #include "lauxlib.h"
@@ -12,7 +34,7 @@
 
 int pow_package_build(pow_package *pkg) {
   if (pkg->pkg_ref == LUA_NOREF) {
-    printf("error! pkg_ref is equal to LUA_NOREF\n");
+    pow_log_error("error! pkg_ref is equal to LUA_NOREF");
 
     return 1;
   }
@@ -24,31 +46,79 @@ int pow_package_build(pow_package *pkg) {
   int err = pow_create_dir_for_package(&tmp_path);
 
   if (err) {
-    printf("error creating temp dir for package\n");
+    pow_log_error("error creating temp dir for package");
 
     return 1;
   }
 
   if ((err = chdir(tmp_path))) {
-    printf("uh oh oops %d\n", err);
+    pow_log_error("uh oh oops %d", err);
 
     return 1;
   }
 
-  printf("building package %s\n", pkg->name);
+  pow_log_info("building package %s", pkg->name);
 
   if (pow_download_source(pkg->sources[0], tmp_path)) {
-    printf("failed to get sources\n");
+    pow_log_error("failed to get sources");
 
     return 1;
   }
 
   lua_getfield(pkg->L, -1, "build");
+  
+  if (lua_isnil(pkg->L, -1)) {
+    pow_log_error("invalid package schema, build is not defined");
+
+    lua_pop(pkg->L, 1);
+
+    return 1;
+  }
+
+  if (!lua_isfunction(pkg->L, -1)) {
+    pow_log_error("invalid package schema, build is not a function");
+
+    lua_pop(pkg->L, 1);
+
+    return 1;
+  }
+
+  if (lua_pcall(pkg->L, 0, 0, 0) != LUA_OK) {
+    free(tmp_path);
+
+    pow_log_error("error running script: %s", lua_tostring(pkg->L, -1));
+
+    lua_pop(pkg->L, 1);
+
+    return 1;
+  }
+
+  lua_getfield(pkg->L, -1, "install");
+  
+  if (lua_isnil(pkg->L, -1)) {
+    pow_log_error("invalid package schema, install is not defined");
+
+    lua_pop(pkg->L, 1);
+
+    return 1;
+  }
+
+  if (!lua_isfunction(pkg->L, -1)) {
+    pow_log_error("invalid package schema, install is not a function");
+
+    lua_pop(pkg->L, 1);
+
+    return 1;
+  }
+
+  pow_log_info("build finished, installing");
 
   if (lua_pcall(pkg->L, 0, 0, 0) != LUA_OK) {
     free(tmp_path);
 
-    printf("error running script: %s\n", lua_tostring(pkg->L, -1));
+    pow_log_error("error running script: %s", lua_tostring(pkg->L, -1));
+
+    lua_pop(pkg->L, 1);
 
     return 1;
   }