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vlib: add [unsafe] tag to more functions: tos, string_from_wide, strings.Builder: write_bytes, free (#8766)

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This commit is contained in:
Nick Treleaven
2021-02-15 15:15:52 +00:00
committed by GitHub
parent 4bdbb0cfa8
commit 4a0367a63c
25 changed files with 82 additions and 60 deletions
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12
vlib/os/os_c.v
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@ -319,7 +319,7 @@ pub fn posix_get_error_msg(code int) string {
if ptr_text == 0 {
return ''
}
return tos3(ptr_text)
return unsafe { tos3(ptr_text) }
}
// vpclose will close a file pointer opened with `vpopen`.
@ -463,7 +463,7 @@ pub fn rmdir(path string) ? {
// print_c_errno will print the current value of `C.errno`.
fn print_c_errno() {
e := C.errno
se := tos_clone(byteptr(C.strerror(C.errno)))
se := unsafe { tos_clone(byteptr(C.strerror(C.errno))) }
println('errno=$e err=$se')
}
@ -498,12 +498,12 @@ pub fn get_raw_line() string {
} $else {
max := size_t(0)
mut buf := charptr(0)
nr_chars := C.getline(&buf, &max, C.stdin)
nr_chars := unsafe { C.getline(&buf, &max, C.stdin) }
// defer { unsafe{ free(buf) } }
if nr_chars == 0 || nr_chars == -1 {
return ''
}
return tos3(buf)
return unsafe { tos3(buf) }
// res := tos_clone(buf)
// return res
}
@ -610,7 +610,7 @@ pub fn executable() string {
// https://docs.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-getfinalpathnamebyhandlew
final_len := C.GetFinalPathNameByHandleW(file, final_path, size, 0)
if final_len < size {
ret := string_from_wide2(final_path, final_len)
ret := unsafe { string_from_wide2(final_path, final_len) }
// remove '\\?\' from beginning (see link above)
return ret[4..]
} else {
@ -619,7 +619,7 @@ pub fn executable() string {
}
C.CloseHandle(file)
}
return string_from_wide2(result, len)
return unsafe { string_from_wide2(result, len) }
}
$if macos {
mut result := vcalloc(max_path_len)