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v/vlib/builtin/builtin_d_gcboehm.c.v

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