57 lines
920 B
V
57 lines
920 B
V
// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module runtime
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import os
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//$if linux {
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fn C.sysconf(name int) i64
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//}
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//$if windows {
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fn C.GetCurrentProcessorNumber() u32
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//}
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pub fn nr_cpus() int {
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$if windows {
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return nr_cpus_win()
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}
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return nr_cpus_nix()
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}
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pub fn nr_jobs() int {
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mut cpus := nr_cpus()
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// allow for overrides, for example using `VJOBS=32 ./v test .`
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vjobs := os.getenv('VJOBS').int()
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if vjobs > 0 {
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cpus = vjobs
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}
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return cpus
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}
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pub fn is_32bit() bool {
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mut x := false
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$if x32 { x = true }
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return x
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}
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pub fn is_64bit() bool {
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mut x := false
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$if x64 { x = true }
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return x
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}
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pub fn is_little_endian() bool {
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mut x := false
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$if little_endian { x = true }
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return x
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}
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pub fn is_big_endian() bool {
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mut x := false
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$if big_endian { x = true }
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return x
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}
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