From b650a546cd8acb4274781f25aa076042d106dbf8 Mon Sep 17 00:00:00 2001
From: Li Jie <cpunion@gmail.com>
Date: Sat, 16 Aug 2025 10:47:39 +0800
Subject: [PATCH] supports linkerscript

---
 internal/crosscompile/crosscompile.go | 10 ++++++++--
 internal/targets/config.go            |  7 ++++---
 internal/targets/loader.go            |  3 +++
 3 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/internal/crosscompile/crosscompile.go b/internal/crosscompile/crosscompile.go
index a1b4da87..bb475105 100644
--- a/internal/crosscompile/crosscompile.go
+++ b/internal/crosscompile/crosscompile.go
@@ -361,12 +361,18 @@ func useTarget(targetName string) (export Export, err error) {
 	}
 
 	// Handle Linker - keep it for external usage
-	export.Linker = config.Linker
+	if config.Linker != "" {
+		export.Linker = filepath.Join(clangRoot, "bin", config.Linker)
+	}
+	if config.LinkerScript != "" {
+		ldflags = append(ldflags, "-T", config.LinkerScript)
+	}
+	ldflags = append(ldflags, "-L", env.LLGoROOT()) // search targets/*.ld
 
 	// Combine with config flags
 	export.CFLAGS = config.CFlags
 	export.CCFLAGS = ccflags
-	export.LDFLAGS = append(ldflags, filterCompatibleLDFlags(config.LDFlags)...)
+	export.LDFLAGS = append(ldflags, config.LDFlags...)
 	export.EXTRAFLAGS = []string{}
 
 	return export, nil
diff --git a/internal/targets/config.go b/internal/targets/config.go
index 66874434..821a38fc 100644
--- a/internal/targets/config.go
+++ b/internal/targets/config.go
@@ -16,9 +16,10 @@ type Config struct {
 	GOARCH    string   `json:"goarch"`
 
 	// Compiler and linker configuration
-	Linker  string   `json:"linker"`
-	CFlags  []string `json:"cflags"`
-	LDFlags []string `json:"ldflags"`
+	Linker       string   `json:"linker"`
+	LinkerScript string   `json:"linkerscript"`
+	CFlags       []string `json:"cflags"`
+	LDFlags      []string `json:"ldflags"`
 }
 
 // RawConfig represents the raw JSON configuration before inheritance resolution
diff --git a/internal/targets/loader.go b/internal/targets/loader.go
index cea4ee6d..9ec30f28 100644
--- a/internal/targets/loader.go
+++ b/internal/targets/loader.go
@@ -148,6 +148,9 @@ func (l *Loader) mergeConfig(dst, src *Config) {
 	if len(src.LDFlags) > 0 {
 		dst.LDFlags = append(dst.LDFlags, src.LDFlags...)
 	}
+	if src.LinkerScript != "" {
+		dst.LinkerScript = src.LinkerScript
+	}
 }
 
 // GetTargetsDir returns the targets directory path