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/*
pkgit - package it!
Copyright (C) 2026 dacctal
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 <sys/stat.h>
#include <unistd.h>
#include "lua.h"
#include "pkgit_lua.h"
#include "add_repo.h"
#include "build.h"
#include "fetch.h"
#include "files.h"
#include "globs.h"
#include "log.h"
#include "pkg.h"
void install_dependencies(lua_State *L) {
while (lua_next(L, -2) != 0) {
const char *depname = lua_tostring(L, -2);
if (depname && lua_istable(L, -1)) {
lua_getfield(L, -1, "url");
str dep_url = mstr(lua_tostring(L, -1));
lua_pop(L, 1);
package_t pkg = pkg_create(&dep_url);
str_free(&dep_url);
lua_getfield(L, -1, "version");
str_free(&pkg.version);
const char *ver = lua_tostring(L, -1);
pkg.version = ver ? mstr(ver) : mstr("HEAD");
lua_pop(L, 1);
const int top = lua_gettop(L);
char cwd[MAX_PATH_LEN];
if (getcwd(cwd, sizeof(cwd)) != NULL) {
pkg_install(&pkg);
chdir(cwd);
}
lua_settop(L, top);
pkg_free(&pkg);
}
lua_pop(L, 1);
}
}
bool target_install(lua_State *L, char *lua_file, str *target) {
if (!lua_try_table(L, lua_file, target->data)) {
lua_pop(L, 1);
return false;
}
if (!lua_try_function(L, lua_file, "install")) {
lua_pop(L, 1);
return false;
}
lua_pop(L, 1);
return true;
}
bool repo_install(package_t *pkg) {
lua_getglobal(L, "repositories");
if (!config_loaded || !lua_istable(L, -1)) {
lua_isnt_type("repositories", "table");
lua_pop(L, 1);
return false;
}
if (!lua_try_table(L, "init.lua", pkg->name.data)) {
lua_isnt_type(pkg->name.data, "table");
lua_pop(L, 2);
return false;
}
if (!lua_try_table(L, "init.lua", "targets"))
return false;
bool target_success = target_install(L, "init.lua", &pkg->target);
lua_pop(L, 3);
return target_success;
}
bool bldit_install(package_t *pkg) {
init_bldit_state();
if (!bldit_loaded) {
return false;
}
if (!is_bldit_usable()) {
log_error("bldit version is newer than the installed pkgit version");
log_error("consider updating pkgit");
if (!flags.force)
return false;
}
lua_pushfstring(B, "%s", inst_dirs.prefix.data);
lua_setglobal(B, "prefix");
lua_getglobal(B, "targets");
if (!lua_istable(B, -1)) {
log_error("targets is not a table in bldit.lua!");
return false;
}
bool target_success = target_install(B, "bldit.lua", &pkg->target);
lua_pop(B, 1);
return target_success;
}
bool config_install(package_t *pkg) {
lua_getglobal(L, "build_systems");
lua_pushnil(L);
bool target_success = false;
while (lua_next(L, -2) != 0) {
const char *key = lua_tostring(L, -2);
if (!lua_istable(L, -1)) {
lua_pop(L, 1);
continue;
}
str file_path = str_format("%.*s/%s", str_fmt(&pkg->src), key);
if (access(file_path.data, F_OK) != 0) {
lua_pop(L, 1);
str_free(&file_path);
continue;
}
str_free(&file_path);
if (!lua_try_table(L, "init.lua", "targets")) {
lua_pop(L, 2);
continue;
}
target_success = target_install(L, "init.lua", &pkg->target);
lua_pop(L, 2);
if (target_success)
break;
}
lua_pop(L, 1);
return target_success;
}
void pkg_install(package_t *pkg) {
if (is_directory(pkg->src.data)) {
if (!flags.force) {
log_info("%.*s is already installed.", str_fmt(&pkg->name));
return;
} else {
if (flags.verbose)
log_warn("%.*s is already installed. reinstalling...",
str_fmt(&pkg->name));
}
} else {
mkdir(pkg->src.data, 0755);
chdir(pkg->src.data);
}
char cwd[MAX_PATH_LEN];
getcwd(cwd, MAX_PATH_LEN);
if (str_equal_cstr(&pkg->src, cwd))
chdir(pkg->src.data);
if (pkg->is_local) {
cpdir(cwd, pkg->src.data);
} else {
log_pkgit("fetching " GREEN "%.*s" COLOR_RESET, str_fmt(&pkg->name));
if (!fetch(pkg))
return;
if (flags.verbose)
log_pkgit("fetched " GREEN "%.*s" COLOR_RESET, str_fmt(&pkg->name));
}
log_pkgit("building " GREEN "%.*s" COLOR_RESET, str_fmt(&pkg->name));
if (!build(pkg))
return;
if (flags.verbose)
log_pkgit("built " GREEN "%.*s" COLOR_RESET, str_fmt(&pkg->name));
bool install_success = false;
if (flags.verbose)
log_info("attempting init.lua: 'repositories.%.*s.install'",
str_fmt(&pkg->name));
if (!install_success && repo_install(pkg))
install_success = true;
if (flags.verbose)
log_info("attempting bldit.lua: 'repositories.%.*s.install'",
str_fmt(&pkg->name));
if (!install_success && bldit_install(pkg))
install_success = true;
if (flags.verbose)
log_info("attempting init.lua: 'build_systems'", str_fmt(&pkg->name));
if (!install_success && config_install(pkg))
install_success = true;
if (!install_success) {
log_error("no install function availible for package: %.*s",
str_fmt(&pkg->name));
return;
}
log_success("installed " GREEN "%.*s" COLOR_RESET, str_fmt(&pkg->name));
if (!pkg_exists(&pkg->name)) {
log_pkgit("adding " GREEN "%.*s" COLOR_RESET, &pkg->name);
if (pkg->url.len > 0) {
add_repo(pkg);
log_pkgit("added " GREEN "%.*s" COLOR_RESET, &pkg->name);
}
} else {
log_info("repo already exists, done");
}
}
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