From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 14 Jun 2021 16:46:42 +0000 (+0000)
Subject: pakfire: Add convenience functions to install packages
X-Git-Tag: 0.9.28~1246
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0893704bcb144709e552834932052876f23c3b6;p=pakfire.git

pakfire: Add convenience functions to install packages

This is being used by the builder to install the source package

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/libpakfire/build.c b/src/libpakfire/build.c
index e4e9797b2..464e8d410 100644
--- a/src/libpakfire/build.c
+++ b/src/libpakfire/build.c
@@ -816,17 +816,28 @@ PAKFIRE_EXPORT int pakfire_build(Pakfire pakfire, const char* path,
 		pakfire_repo_unref(repo);
 	}
 
+	const char* packages[] = {
+		path, NULL
+	};
+
+	// Install the package into the build environment
+	r = pakfire_install(pakfire, packages, 0);
+	if (r) {
+		ERROR(pakfire, "Could not install %s\n", path);
+		goto ERROR;
+	}
+
 	const char* root = pakfire_get_path(pakfire);
 
 	// Create BUILDROOT
 	pakfire_make_path(pakfire, buildroot, "/tmp/.buildroot.XXXXXX");
 	if (!pakfire_mkdtemp(buildroot))
-		return 1;
+		goto ERROR;
 
 	// Make relative BUILDROOT path
 	const char* buildroot_rel = pakfire_path_relpath(root, buildroot);
 	if (!buildroot_rel)
-		return 1;
+		goto ERROR;
 
 	// Read makefile
 	r = pakfire_read_makefile(&makefile, pakfire, path, &error);
diff --git a/src/libpakfire/include/pakfire/pakfire.h b/src/libpakfire/include/pakfire/pakfire.h
index 456a7361b..a3c19e4ac 100644
--- a/src/libpakfire/include/pakfire/pakfire.h
+++ b/src/libpakfire/include/pakfire/pakfire.h
@@ -85,6 +85,12 @@ void pakfire_log_set_priority(Pakfire pakfire, int priority);
 int pakfire_read_makefile(PakfireParser* parser, Pakfire pakfire, const char* path,
 	struct pakfire_parser_error** error);
 
+// Install/Erase/Update
+
+int pakfire_install(Pakfire pakfire, const char** packages, int flags);
+int pakfire_erase(Pakfire pakfire, const char** packages, int flags);
+int pakfire_update(Pakfire pakfire, const char** packages, int flags);
+
 #ifdef PAKFIRE_PRIVATE
 
 #include <solv/pool.h>
diff --git a/src/libpakfire/libpakfire.sym b/src/libpakfire/libpakfire.sym
index a3543db6a..6f68c2f2c 100644
--- a/src/libpakfire/libpakfire.sym
+++ b/src/libpakfire/libpakfire.sym
@@ -26,6 +26,7 @@ global:
 	pakfire_copy_out;
 	pakfire_count_packages;
 	pakfire_create;
+	pakfire_erase;
 	pakfire_execute;
 	pakfire_execute_command;
 	pakfire_execute_script;
@@ -35,12 +36,14 @@ global:
 	pakfire_get_pool;
 	pakfire_get_repo;
 	pakfire_get_repos;
+	pakfire_install;
 	pakfire_make_cache_path;
 	pakfire_read_makefile;
 	pakfire_ref;
 	pakfire_search;
 	pakfire_set_installonly;
 	pakfire_unref;
+	pakfire_update;
 	pakfire_version_compare;
 	pakfire_whatprovides;
 
diff --git a/src/libpakfire/pakfire.c b/src/libpakfire/pakfire.c
index 0e45750cc..38d8273c5 100644
--- a/src/libpakfire/pakfire.c
+++ b/src/libpakfire/pakfire.c
@@ -53,6 +53,8 @@
 #include <pakfire/private.h>
 #include <pakfire/pwd.h>
 #include <pakfire/repo.h>
+#include <pakfire/request.h>
+#include <pakfire/transaction.h>
 #include <pakfire/types.h>
 #include <pakfire/util.h>
 
@@ -1553,3 +1555,71 @@ struct archive* pakfire_make_archive_disk_writer(Pakfire pakfire) {
 
 	return archive;
 }
+
+// Convenience functions to install/erase/update packages
+
+static int pakfire_perform_transaction(Pakfire pakfire,
+		int (*action)(struct pakfire_request* request, const char* what, int flags),
+		const char** packages, int flags) {
+	struct pakfire_request* request = NULL;
+	struct pakfire_transaction* transaction = NULL;
+	int r = 1;
+
+	// Packages cannot be NULL
+	if (!packages) {
+		errno = EINVAL;
+		return 1;
+	}
+
+	// Create a new request
+	r = pakfire_request_create(&request, pakfire, 0);
+	if (r)
+		goto ERROR;
+
+	// Perform action on all packages
+	for (const char** package = packages; *package; package++) {
+		r = action(request, *package, flags);
+		if (r) {
+			ERROR(pakfire, "Could not find '%s': %m\n", *package);
+			goto ERROR;
+		}
+	}
+
+	// Solve the request
+	r = pakfire_request_solve(request, 0);
+	if (r)
+		goto ERROR;
+
+	// Fetch the transaction
+	transaction = pakfire_request_get_transaction(request);
+	if (!transaction)
+		goto ERROR;
+
+	// Run the transaction
+	r = pakfire_transaction_run(transaction);
+	if (r)
+		goto ERROR;
+
+	// Success
+	r = 0;
+
+ERROR:
+	if (transaction)
+		pakfire_transaction_unref(transaction);
+	if (request)
+		pakfire_request_unref(request);
+
+	return r;
+}
+
+PAKFIRE_EXPORT int pakfire_install(Pakfire pakfire, const char** packages, int flags) {
+	return pakfire_perform_transaction(pakfire, pakfire_request_install, packages, flags);
+}
+
+PAKFIRE_EXPORT int pakfire_erase(Pakfire pakfire, const char** packages, int flags) {
+	return pakfire_perform_transaction(pakfire, pakfire_request_erase, packages, flags);
+}
+
+PAKFIRE_EXPORT int pakfire_update(Pakfire pakfire, const char** packages, int flags) {
+	return pakfire_perform_transaction(pakfire, pakfire_request_upgrade, packages, flags);
+}