8 files changed, 135 insertions, 10 deletions
diff --git a/include/Conf.hpp b/include/Conf.hpp
index a60bc36..ee61a21 100644
--- a/include/Conf.hpp
+++ b/include/Conf.hpp
@@ -8,6 +8,7 @@
 #include "Dependency.hpp"
 #include "Package.hpp"
 #include "Platform.hpp"
+#include "Version.hpp"
 #include <vector>
 #include <unordered_map>
 #include <cassert>
@@ -402,7 +403,8 @@ namespace sibs
         bool zigTestAllFiles;
         bool packaging;
         bool bundling;
-        std::string version;
+        std::string versionStr;
+        PackageVersion version;
         Platform platform;
     protected:
         virtual void processObject(StringView name) override;
diff --git a/include/Dependency.hpp b/include/Dependency.hpp
index 7c8bbf1..0381625 100644
--- a/include/Dependency.hpp
+++ b/include/Dependency.hpp
@@ -3,6 +3,7 @@
 
 #include <string>
 #include <cassert>
+#include "Version.hpp";
 
 namespace sibs
 {
@@ -45,7 +46,7 @@ namespace sibs
         }
         
         std::string name;
-        std::string version;
+        PackageVersionRange version;
     };
     
     class GitDependency : public Dependency
diff --git a/include/FileUtil.hpp b/include/FileUtil.hpp
index 3e2e302..0487227 100644
--- a/include/FileUtil.hpp
+++ b/include/FileUtil.hpp
@@ -36,7 +36,8 @@ namespace sibs
     void replaceChar(FileString &input, wchar_t charToReplace, wchar_t charToReplaceWith);
 #endif
 
-    using FileWalkCallbackFunc = std::function<void(tinydir_file*)>;
+    // Return true if you want to continue iterating the remaining files, return false if you want to stop
+    using FileWalkCallbackFunc = std::function<bool(tinydir_file*)>;
 
     enum class FileType
     {
@@ -48,7 +49,7 @@ namespace sibs
     FileType getFileType(const _tinydir_char_t *path);
     void walkDir(const _tinydir_char_t *directory, FileWalkCallbackFunc callbackFunc);
     void walkDirFiles(const _tinydir_char_t *directory, FileWalkCallbackFunc callbackFunc);
-    void walkDirFilesRecursive(const _tinydir_char_t *directory, FileWalkCallbackFunc callbackFunc);
+    bool walkDirFilesRecursive(const _tinydir_char_t *directory, FileWalkCallbackFunc callbackFunc);
     Result<StringView> getFileContent(const _tinydir_char_t *filepath);
     Result<bool> fileWrite(const _tinydir_char_t *filepath, StringView data);
     Result<bool> fileOverwrite(const _tinydir_char_t *filepath, StringView data);
diff --git a/include/GlobalLib.hpp b/include/GlobalLib.hpp
index 8647a65..6a6c72a 100644
--- a/include/GlobalLib.hpp
+++ b/include/GlobalLib.hpp
@@ -21,9 +21,9 @@ namespace sibs
 
         static Result<bool> getLibs(const std::vector<PackageListDependency*> &libs, const SibsConfig &parentConfig, const FileString &globalLibRootDir, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback);
         static Result<bool> validatePackageExists(const FileString &globalLibRootDir, const std::string &name);
-        static Result<bool> getLibsLinkerFlags(const SibsConfig &parentConfig, const FileString &globalLibRootDir, const std::string &name, const std::string &version, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback);
+        static Result<bool> getLibsLinkerFlags(const SibsConfig &parentConfig, const FileString &globalLibRootDir, const std::string &name, const PackageVersionRange &versionRange, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback);
         static Result<bool> getLibsLinkerFlags(const SibsConfig &parentConfig, const FileString &globalLibRootDir, GitDependency *gitDependency, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback);
-        static Result<bool> downloadDependency(PackageListDependency *dependency);
+        static Result<bool> downloadDependency(PackageListDependency *dependency, Platform platform);
         static Result<bool> downloadDependency(GitDependency *dependency);
     private:
         static Result<bool> getLibsLinkerFlagsCommon(const SibsConfig &parentConfig, const FileString &packageDir, const std::string &dependencyName, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback);
diff --git a/include/Package.hpp b/include/Package.hpp
index dbae5f2..72652be 100644
--- a/include/Package.hpp
+++ b/include/Package.hpp
@@ -4,6 +4,7 @@
 #include "../external/rapidjson/document.h"
 #include "Platform.hpp"
 #include "Result.hpp"
+#include "Version.hpp"
 #include <string>
 #include <vector>
 
@@ -30,7 +31,7 @@ namespace sibs
     struct PackageMetadata
     {
         std::string description;
-        std::string version;
+        PackageVersion version;
         std::vector<std::string> platforms;
         std::vector<std::string> urls;
     };
@@ -45,11 +46,10 @@ namespace sibs
         static Result<rapidjson::Document*> getPackageList(const char *url);
         
         /*
-         * Return the first url in list.
+         * Return the package data for the package we can use
          * TODO: If we fail to fetch package from first url, try other other ones in the list (or if the first url is too slow / takes too long to respond).
-         * TODO: Add version matching with wildcard etc. If we specify "1.2.*", then it should get the latest version that matches; etc...
          */
-        static Result<std::string> getPackageUrl(const char *packageName, const char *packageVersion, Platform platform);
+        static Result<PackageMetadata> getPackage(const char *packageName, const PackageVersionRange &versionRange, Platform platform);
     };
 }
 
diff --git a/include/PkgConfig.hpp b/include/PkgConfig.hpp
index 9181a2f..24aeb78 100644
--- a/include/PkgConfig.hpp
+++ b/include/PkgConfig.hpp
@@ -6,6 +6,7 @@
 #include <string>
 #include <vector>
 #include "FileUtil.hpp"
+#include "Version.hpp"
 
 namespace sibs
 {
@@ -24,6 +25,7 @@ namespace sibs
         static Result<bool> validatePkgConfigPackageVersionExists(PackageListDependency *dependency);
         static Result<bool> validatePackageExists(const std::string &name);
         static Result<bool> validatePackageVersionAtLeast(const std::string &name, const std::string &version);
+        static Result<PackageVersion> getPackageVersion(const std::string &name);
         static Result<std::string> getDynamicLibsLinkerFlags(const std::vector<PackageListDependency*> &libs);
         static Result<std::string> getDynamicLibsCflags(const std::vector<PackageListDependency*> &libs);
         static Result<PkgConfigFlags> getDynamicLibsFlags(const std::vector<PackageListDependency*> &libs);
diff --git a/include/Version.hpp b/include/Version.hpp
new file mode 100644
index 0000000..915f622
--- /dev/null
+++ b/include/Version.hpp
@@ -0,0 +1,68 @@
+#pragma once
+
+#include <string>
+
+namespace sibs
+{
+    enum class VersionOperation
+    {
+        LESS,
+        LESS_EQUAL,
+        EQUAL,
+        GREATER,
+        GREATER_EQUAL
+    };
+    
+    const char* asString(VersionOperation operation);
+
+    struct PackageVersion
+    {
+        int major;
+        int minor;
+        int patch;
+
+        bool operator < (const PackageVersion &other) const
+        {
+            if(major < other.major) return true;
+            if(major == other.major && minor < other.minor) return true;
+            if(major == other.major && minor == other.minor && patch < other.patch) return true;
+            return false;
+        }
+
+        bool operator == (const PackageVersion &other) const
+        {
+            return (major == other.major) && (minor == other.minor) && (patch == other.patch);
+        }
+
+        bool operator <= (const PackageVersion &other) const
+        {
+            return *this < other || *this == other;
+        }
+
+        std::string toString() const;
+    };
+    static_assert(sizeof(PackageVersion) == sizeof(int) * 3, "Expected PackageVersion to be the same size as 3 ints");
+
+    struct PackageVersionRange
+    {
+        PackageVersionRange()
+        {
+            start = { 0, 0, 0 };
+            end = { 0, 0, 0 };
+            startDefined = false;
+            endDefined = false;
+            startOperation = VersionOperation::LESS;
+            endOperation = VersionOperation::LESS;
+        }
+
+        bool isInRange(const PackageVersion &version) const;
+        std::string toString() const;
+
+        PackageVersion start;
+        PackageVersion end;
+        bool startDefined;
+        bool endDefined;
+        VersionOperation startOperation;
+        VersionOperation endOperation;
+    };
+}
+\ No newline at end of file
diff --git a/include/VersionParser.hpp b/include/VersionParser.hpp
new file mode 100644
index 0000000..eba4d33
--- /dev/null
+++ b/include/VersionParser.hpp
@@ -0,0 +1,51 @@
+#pragma once
+
+#include "types.hpp"
+#include "Version.hpp"
+#include "Result.hpp"
+#include "StringView.hpp"
+#include <string>
+
+namespace sibs
+{
+    Result<PackageVersion> parsePackageVersion(const StringView &versionStr, int *size);
+
+    enum class VersionToken
+    {
+        NONE,
+        END_OF_FILE,
+        INVALID,
+        OPERATION,
+        AND,
+        VERSION_NUMBER
+    };
+
+    struct VersionTokenizer
+    {
+        VersionTokenizer();
+        VersionTokenizer(const char *start, const usize size);
+        VersionTokenizer(const VersionTokenizer &other);
+        VersionToken next();
+
+
+        const char *start;
+        const char *code;
+        usize size;
+        usize index;
+        PackageVersion version;
+        VersionOperation operation;
+        StringView identifier;
+        std::string errMsg;
+    };
+
+    struct VersionParser
+    {
+        Result<PackageVersionRange> parse(const char *code, const usize size);
+
+        VersionTokenizer tokenizer;
+        PackageVersionRange versionRange;
+    private:
+        VersionToken parseStart();
+        VersionToken parseEnd();
+    };
+}
+\ No newline at end of file