[master] a95399f5b vmodtool.py: Fix VMOD section attribute for macOS compatibility

[Nils Goroll]

commit a95399f5b9eda1bfdba6ee6406c30a1ed0720167
Author: Rui Chen <rui at chenrui.dev>
Date:   Sun May 25 23:54:57 2025 -0400

    vmodtool.py: Fix VMOD section attribute for macOS compatibility
    
    Signed-off-by: Rui Chen <rui at chenrui.dev>

diff --git a/lib/libvcc/vmodtool.py b/lib/libvcc/vmodtool.py
index 9bd44c04a..cd0964ba4 100755
--- a/lib/libvcc/vmodtool.py
+++ b/lib/libvcc/vmodtool.py
@@ -1255,8 +1255,15 @@ class vcc():
         vcs = json.dumps(self.vcs())
         vmd = "Vmod_%s_Data" % self.modname
         fo.write('\n')
+
+        # Choose section name based on platform compatibility
+        if sys.platform == 'darwin':
+            section_name = '__TEXT,vmod_vcs'
+        else:
+            section_name = '.vmod_vcs'
+
         fo.write('static const char vmod_vcs[] ')
-        fo.write('v_used_(section(".vmod_vcs")) = %s;\n' % vcs)
+        fo.write('v_used_(section("%s")) = %s;\n' % (section_name, vcs))
         for i in (714, 759, 765):
             fo.write("/*lint -esym(%d, %s) */\n" % (i, vmd))
         fo.write("\nextern const struct vmod_data %s;\n" % vmd)