Make the crate compile for targets that unsigned C char (#275)

hsivonen · web-flow · commit cd527bf7633b · 2026-02-26T18:41:13.000Z
diff --git a/harfbuzz/src/unicode_funcs.rs b/harfbuzz/src/unicode_funcs.rs
@@ -138,7 +138,7 @@ impl UnicodeFuncsBuilder {
             user_data: *mut c_void,
         ) -> hb_codepoint_t {
             let code = unsafe { &*(user_data as *mut F) }.script(hb_codepoint_t_to_char(unicode));
-            unsafe { hb_script_from_string(code.as_ptr() as *const i8, 4) }
+            unsafe { hb_script_from_string(code.as_ptr() as *const core::ffi::c_char, 4) }
         }
         extern "C" fn destroy_script<F>(user_data: *mut c_void) {
             let _ = unsafe { Box::from_raw(user_data as *mut F) };

Original file line number	Diff line number	Diff line change
`@@ -138,7 +138,7 @@ impl UnicodeFuncsBuilder {`
`138`	`138`	`user_data: *mut c_void,`
`139`	`139`	`) -> hb_codepoint_t {`
`140`	`140`	`let code = unsafe { &(user_data as mut F) }.script(hb_codepoint_t_to_char(unicode));`
`141`		`- unsafe { hb_script_from_string(code.as_ptr() as *const i8, 4) }`
	`141`	`+ unsafe { hb_script_from_string(code.as_ptr() as *const core::ffi::c_char, 4) }`
`142`	`142`	`}`
`143`	`143`	`extern "C" fn destroy_script<F>(user_data: *mut c_void) {`
`144`	`144`	`let _ = unsafe { Box::from_raw(user_data as *mut F) };`