mirror of
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135 lines
3.4 KiB
V
135 lines
3.4 KiB
V
module builtin
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#flag -DGC_THREADS=1
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$if dynamic_boehm ? {
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$if windows {
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$if tinyc {
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#flag -I @VEXEROOT/thirdparty/libgc/include
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#flag -L @VEXEROOT/thirdparty/tcc/lib
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#flag -lgc
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} $else $if msvc {
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -I @VEXEROOT/thirdparty/libgc/include
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} $else {
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#flag -DGC_WIN32_THREADS=1
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -I @VEXEROOT/thirdparty/libgc
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#flag @VEXEROOT/thirdparty/libgc/gc.o
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}
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} $else {
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$if $pkgconfig('bdw-gc') {
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#pkgconfig bdw-gc
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} $else {
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$if openbsd || freebsd {
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#flag -I/usr/local/include
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#flag -L/usr/local/lib
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}
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#flag -lgc
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}
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}
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} $else {
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$if macos || linux {
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -I @VEXEROOT/thirdparty/libgc/include
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$if (prod && !tinyc && !debug) || !(amd64 || arm64 || i386 || arm32) {
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// TODO: replace the architecture check with a `!$exists("@VEXEROOT/thirdparty/tcc/lib/libgc.a")` comptime call
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#flag @VEXEROOT/thirdparty/libgc/gc.o
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} $else {
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#flag @VEXEROOT/thirdparty/tcc/lib/libgc.a
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}
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$if macos {
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#flag -DMPROTECT_VDB=1
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}
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#flag -ldl
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#flag -lpthread
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} $else $if freebsd {
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// Tested on FreeBSD 13.0-RELEASE-p3, with clang, gcc and tcc:
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -DBUS_PAGE_FAULT=T_PAGEFLT
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$if !tinyc {
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#flag -I @VEXEROOT/thirdparty/libgc/include
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#flag @VEXEROOT/thirdparty/libgc/gc.o
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}
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$if tinyc {
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#flag -I/usr/local/include
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#flag $first_existing("/usr/local/lib/libgc.a", "/usr/lib/libgc.a")
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#flag -lgc
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}
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#flag -lpthread
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} $else $if openbsd {
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -I/usr/local/include
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#flag $first_existing("/usr/local/lib/libgc.a", "/usr/lib/libgc.a")
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#flag -lpthread
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} $else $if windows {
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#flag -DGC_NOT_DLL=1
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#flag -DGC_WIN32_THREADS=1
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$if tinyc {
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -I @VEXEROOT/thirdparty/libgc/include
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#flag @VEXEROOT/thirdparty/tcc/lib/libgc.a
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#flag -luser32
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} $else $if msvc {
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// Build libatomic_ops
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#flag @VEXEROOT/thirdparty/libatomic_ops/atomic_ops.o
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#flag -I @VEXEROOT/thirdparty/libatomic_ops
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#flag -I @VEXEROOT/thirdparty/libgc/include
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#flag @VEXEROOT/thirdparty/libgc/gc.o
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} $else {
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -I @VEXEROOT/thirdparty/libgc/include
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#flag @VEXEROOT/thirdparty/libgc/gc.o
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}
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} $else $if $pkgconfig('bdw-gc') {
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#flag -DGC_BUILTIN_ATOMIC=1
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#pkgconfig bdw-gc
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} $else {
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#flag -DGC_BUILTIN_ATOMIC=1
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#flag -lgc
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}
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}
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$if gcboehm_leak ? {
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#flag -DGC_DEBUG=1
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}
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#include <gc.h>
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// replacements for `malloc()/calloc()`, `realloc()` and `free()`
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// for use with Boehm-GC
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// Do not use them manually. They are automatically chosen when
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// compiled with `-gc boehm` or `-gc boehm_leak`.
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fn C.GC_MALLOC(n usize) voidptr
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fn C.GC_MALLOC_ATOMIC(n usize) voidptr
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fn C.GC_MALLOC_UNCOLLECTABLE(n usize) voidptr
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fn C.GC_REALLOC(ptr voidptr, n usize) voidptr
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fn C.GC_FREE(ptr voidptr)
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// explicitly perform garbage collection now! Garbage collections
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// are done automatically when needed, so this function is hardly needed
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fn C.GC_gcollect()
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// functions to temporarily suspend/resume garbage collection
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fn C.GC_disable()
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fn C.GC_enable()
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// returns non-zero if GC is disabled
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fn C.GC_is_disabled() int
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// protect memory block from being freed before this call
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fn C.GC_reachable_here(voidptr)
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// for leak detection it is advisable to do explicit garbage collections
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pub fn gc_check_leaks() {
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$if gcboehm_leak ? {
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C.GC_gcollect()
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}
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}
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