From 20a1217e866f9fe15c4de3ed28144084509e4ffa Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Tue, 16 Jun 2009 09:59:21 +0000
Subject: add: support for forced versions

Support version numbers specified with packages. For example:

 apk add 'busybox<1.14'
 apk add 'squid=>3.0'
---
 src/package.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'src/package.c')

diff --git a/src/package.c b/src/package.c
index 029167d..0cad132 100644
--- a/src/package.c
+++ b/src/package.c
@@ -663,3 +663,36 @@ int apk_pkg_write_index_entry(struct apk_package *info,
 
 	return n;
 }
+
+struct apk_dependency apk_dep_from_str(struct apk_database *db,
+				       char *str)
+{
+	apk_blob_t name = APK_BLOB_STR(str);
+	char *v = str;
+	int mask = APK_DEPMASK_REQUIRE;
+
+	v = strpbrk(str, "<>=");
+	if (v != NULL) {
+		name.len = v - str;
+		mask = apk_version_result_mask(v++);
+		if (*v == '=')
+			v++;
+	} 
+	printf("DEBUG: result_mask = %x\n", mask);
+	return (struct apk_dependency) {
+		.name = apk_db_get_name(db, name),
+		.version = v,
+		.result_mask = mask,
+	};
+}
+
+struct apk_dependency apk_dep_from_pkg(struct apk_database *db,
+				       struct apk_package *pkg)
+{
+	return (struct apk_dependency) {
+		.name = apk_db_get_name(db, APK_BLOB_STR(pkg->name->name)),
+		.version = pkg->version,
+		.result_mask = APK_VERSION_EQUAL,
+	};
+}
+
-- 
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