[libc] Fix type signature for strlcpy and strlcat (#104643)

jhuber6 · web-flow · commit 76161451f5ca · 2024-08-17T09:49:05.000-05:00
Summary:
These should not be const on the destination pointer.
diff --git a/libc/newhdrgen/yaml/string.yaml b/libc/newhdrgen/yaml/string.yaml
@@ -181,15 +181,15 @@ functions:
       - BSDExtensions
     return_type: size_t
     arguments:
-      - type: const char *__restrict
+      - type: char *__restrict
       - type: const char *__restrict
       - type: size_t
   - name: strlcpy
     standards:
       - BSDExtensions
     return_type: size_t
     arguments:
-      - type: const char *__restrict
+      - type: char *__restrict
       - type: const char *__restrict
       - type: size_t
   - name: strlen
diff --git a/libc/spec/bsd_ext.td b/libc/spec/bsd_ext.td
@@ -20,12 +20,12 @@ def BsdExtensions : StandardSpec<"BSDExtensions"> {
         FunctionSpec<
             "strlcat",
             RetValSpec<SizeTType>,
-            [ArgSpec<ConstCharRestrictedPtr>, ArgSpec<ConstCharRestrictedPtr>, ArgSpec<SizeTType>]
+            [ArgSpec<CharRestrictedPtr>, ArgSpec<ConstCharRestrictedPtr>, ArgSpec<SizeTType>]
         >,
         FunctionSpec<
             "strlcpy",
             RetValSpec<SizeTType>,
-            [ArgSpec<ConstCharRestrictedPtr>, ArgSpec<ConstCharRestrictedPtr>, ArgSpec<SizeTType>]
+            [ArgSpec<CharRestrictedPtr>, ArgSpec<ConstCharRestrictedPtr>, ArgSpec<SizeTType>]
         >,
         FunctionSpec<
             "strsep",
