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builtin,os: use more precise C. declarations for C.fread, C.fwrite and C.qsort

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This commit is contained in:
Delyan Angelov
2021-01-15 12:15:22 +02:00
parent 80008a40e2
commit 995f27a7c0
3 changed files with 15 additions and 15 deletions
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18
vlib/os/file.c.v
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@ -33,7 +33,7 @@ pub fn (mut f File) write(buf []byte) ?int {
}
}
*/
written := C.fwrite(buf.data, buf.len, 1, f.cfile)
written := int(C.fwrite(buf.data, buf.len, 1, f.cfile))
if written == 0 && buf.len != 0 {
return error('0 bytes written')
}
@ -54,7 +54,7 @@ pub fn (mut f File) writeln(s string) ?int {
}
*/
// TODO perf
written := C.fwrite(s.str, s.len, 1, f.cfile)
written := int(C.fwrite(s.str, s.len, 1, f.cfile))
if written == 0 && s.len != 0 {
return error('0 bytes written')
}
@ -70,7 +70,7 @@ pub fn (mut f File) write_string(s string) ?int {
return error('file is not opened')
}
// TODO perf
written := C.fwrite(s.str, s.len, 1, f.cfile)
written := int(C.fwrite(s.str, s.len, 1, f.cfile))
if written == 0 && s.len != 0 {
return error('0 bytes written')
}
@ -80,18 +80,18 @@ pub fn (mut f File) write_string(s string) ?int {
// write_to implements the RandomWriter interface
pub fn (mut f File) write_to(pos int, buf []byte) ?int {
C.fseek(f.cfile, pos, C.SEEK_SET)
res := C.fwrite(buf.data, 1, buf.len, f.cfile)
res := int(C.fwrite(buf.data, 1, buf.len, f.cfile))
C.fseek(f.cfile, 0, C.SEEK_END)
return res
}
pub fn (mut f File) write_bytes(data voidptr, size int) int {
return C.fwrite(data, 1, size, f.cfile)
return int(C.fwrite(data, 1, size, f.cfile))
}
pub fn (mut f File) write_bytes_at(data voidptr, size int, pos int) int {
C.fseek(f.cfile, pos, C.SEEK_SET)
res := C.fwrite(data, 1, size, f.cfile)
res := int(C.fwrite(data, 1, size, f.cfile))
C.fseek(f.cfile, 0, C.SEEK_END)
return res
}
@ -123,7 +123,7 @@ pub fn (f &File) read_bytes_into(pos int, mut buf []byte) ?int {
C.fseek(f.cfile, pos, C.SEEK_SET)
// errno is only set if fread fails, so clear it first to tell
C.errno = 0
nbytes := C.fread(buf.data, 1, buf.len, f.cfile)
nbytes := int(C.fread(buf.data, 1, buf.len, f.cfile))
if C.errno != 0 {
return error(posix_get_error_msg(C.errno))
}
@ -139,7 +139,7 @@ pub fn (f &File) read(mut buf []byte) ?int {
return 0
}
C.errno = 0
nbytes := C.fread(buf.data, 1, buf.len, f.cfile)
nbytes := int(C.fread(buf.data, 1, buf.len, f.cfile))
if C.errno != 0 {
return error(posix_get_error_msg(C.errno))
}
@ -153,7 +153,7 @@ pub fn (f &File) read_at(pos int, mut buf []byte) ?int {
}
C.fseek(f.cfile, pos, C.SEEK_SET)
C.errno = 0
nbytes := C.fread(buf.data, 1, buf.len, f.cfile)
nbytes := int(C.fread(buf.data, 1, buf.len, f.cfile))
if C.errno != 0 {
return error(posix_get_error_msg(C.errno))
}