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fix: Use c_char where appropriate

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This builds on the previous commit to make it compatible with the
currently locked build configuration.

(cherry picked from commit bd1edec2fa5251263c768c3e2b312eb4f21d2bb4)
This commit is contained in:
Robert Hensing 2025-09-19 18:10:50 +02:00
parent c924fed81b
commit f7d4499ab2
3 changed files with 6 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

2
rust/nix-expr/src/eval_state.rs
View file

@ -284,7 +284,7 @@ impl EvalState {
let n = unsafe { check_call!(raw::get_attrs_size(&mut self.context, v.raw_ptr())) }?;
let mut attrs = Vec::with_capacity(n as usize);
for i in 0..n {
let cstr_ptr: *const u8 = unsafe {
let cstr_ptr: *const c_char = unsafe {
check_call!(raw::get_attr_name_byidx(
&mut self.context,
v.raw_ptr(),

6
rust/nix-flake/src/lib.rs
View file

@ -1,4 +1,4 @@
use std::{ffi::CString, ptr::NonNull};
use std::{ffi::CString, os::raw::c_char, ptr::NonNull};
use anyhow::{Context as _, Result};
use nix_c_raw as raw;
@ -87,7 +87,7 @@ impl FlakeReferenceParseFlags {
context::check_call!(raw::flake_reference_parse_flags_set_base_directory(
&mut ctx,
self.ptr.as_ptr(),
base_directory.as_ptr() as *const u8,
base_directory.as_ptr() as *const c_char,
base_directory.len()
))
}?;
@ -125,7 +125,7 @@ impl FlakeReference {
fetch_settings.raw_ptr(),
flake_settings.ptr,
flags.ptr.as_ptr(),
reference.as_ptr() as *const u8,
reference.as_ptr() as *const c_char,
reference.len(),
// pointer to ptr
&mut ptr,

3
rust/nix-util/src/context.rs
View file

@ -1,5 +1,6 @@
use anyhow::{bail, Result};
use nix_c_raw as raw;
use std::os::raw::c_char;
use std::ptr::null_mut;
use std::ptr::NonNull;
@ -50,7 +51,7 @@ impl Context {
raw::set_err_msg(
self.inner.as_ptr(),
raw::err_NIX_OK,
b"\0".as_ptr() as *const u8,
b"\0".as_ptr() as *const c_char,
);
}
}