From: Nick Bowler <nbowler@draconx.ca>
Date: Wed, 16 May 2012 23:57:53 +0000 (-0400)
Subject: upkg: Add support for listing package imports.
X-Git-Url: https://git.draconx.ca/gitweb/upkg.git/commitdiff_plain/fff1391d5182da5a1082eb1a58bfe0811ea1a7bd

upkg: Add support for listing package imports.

All we need is a way to get the import struct from libupkg and we can
list all the package imports pretty easily, so add that, and do so.
---

diff --git a/src/libupkg.c b/src/libupkg.c
index 6964ee2..f1424e8 100644
--- a/src/libupkg.c
+++ b/src/libupkg.c
@@ -533,6 +533,15 @@ const struct upkg_export *upkg_get_export(struct upkg *pub, unsigned long idx)
 	return NULL;
 }
 
+const struct upkg_import *upkg_get_import(struct upkg *pub, unsigned long idx)
+{
+	struct upkg_priv *pkg = (struct upkg_priv *)pub;
+
+	if (idx < pkg->pub.import_count)
+		return &pkg->imports[idx];
+	return NULL;
+}
+
 const char *upkg_export_class(struct upkg *pub, unsigned long idx,
                               const char **package)
 {
diff --git a/src/upkg.c b/src/upkg.c
index 9213753..d44422c 100644
--- a/src/upkg.c
+++ b/src/upkg.c
@@ -181,6 +181,31 @@ void print_guid(unsigned char guid[static 16])
 	}
 }
 
+static void export_print_name(const struct upkg_export *e)
+{
+	if (e) {
+		export_print_name(e->parent);
+		printf(".%s", e->name);
+	}
+}
+
+static void
+export_print_fullname(GTypeModule *pkg, const struct upkg_export *export)
+{
+	printf("%s", pkg->name);
+	export_print_name(export);
+}
+
+static void import_print_fullname(const struct upkg_import *import)
+{
+	if (import) {
+		import_print_fullname(import->parent);
+		if (import->parent)
+			putchar('.');
+		printf("%s", import->name);
+	}
+}
+
 void print_upkg_exports(struct upkg *pkg)
 {
 	for (unsigned i = 0; i < pkg->export_count; i++) {
@@ -200,6 +225,17 @@ void print_upkg_exports(struct upkg *pkg)
 	}
 }
 
+void print_upkg_imports(struct upkg *pkg)
+{
+	for (unsigned i = 0; i < pkg->import_count; i++) {
+		const struct upkg_import *import = upkg_get_import(pkg, i);
+
+		printf("%u - ", i);
+		import_print_fullname(import);
+		printf(" (%s.%s)\n", import->class_package, import->class_name);
+	}
+}
+
 int package_info(struct upkg *pkg)
 {
 	printf("Version: %u\n",  pkg->version);
@@ -222,25 +258,11 @@ int package_info(struct upkg *pkg)
 	printf("Exports: %lu\n", pkg->export_count);
 	if (verbose >= 1) print_upkg_exports(pkg);
 	printf("Imports: %lu\n", pkg->import_count);
+	if (verbose >= 1) print_upkg_imports(pkg);
 
 	return 0;
 }
 
-static void export_print_name(struct upkg *upkg, const struct upkg_export *e)
-{
-	if (e) {
-		export_print_name(upkg, e->parent);
-		printf(".%s", e->name);
-	}
-}
-
-static void
-export_print_fullname(GTypeModule *pkg, const struct upkg_export *export)
-{
-	printf("%s", pkg->name);
-	export_print_name(U_PKG(pkg)->pkg, export);
-}
-
 static int package_list(GTypeModule *pkg, long current)
 {
 	struct upkg *upkg = U_PKG(pkg)->pkg;
diff --git a/src/upkg.h b/src/upkg.h
index dc73780..e4e5dcd 100644
--- a/src/upkg.h
+++ b/src/upkg.h
@@ -110,6 +110,7 @@ int upkg_close(struct upkg *pkg);
 
 const char *upkg_get_name(struct upkg *pkg, unsigned long idx);
 const struct upkg_export *upkg_get_export(struct upkg *pkg, unsigned long idx);
+const struct upkg_import *upkg_get_import(struct upkg *pkg, unsigned long idx);
 
 long upkg_export_find(struct upkg *pkg, long parent, const char *name);