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2bd1e72d5a
We can put this back the moment someone requests it. Pain-free garbage collection for the C language is pretty cool. All it does is overwrite the return address with a trampoline that calls free(). It's not clear what it should be named if it's made a public API.
54 lines
2.9 KiB
C
54 lines
2.9 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/ntspawn.h"
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#include "libc/runtime/gc.internal.h"
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#include "libc/testlib/testlib.h"
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char16_t envvars[ARG_MAX];
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TEST(mkntenvblock, emptyList_onlyOutputsDoubleNulStringTerminator) {
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char *envp[] = {NULL};
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ASSERT_NE(-1, mkntenvblock(envvars, envp, NULL));
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ASSERT_BINEQ(u" ", envvars);
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}
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TEST(mkntenvblock, envp_becomesSortedDoubleNulTerminatedUtf16String) {
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char *envp[] = {"u=b", "c=d", "韩=非", "uh=d", "hduc=d", NULL};
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ASSERT_NE(-1, mkntenvblock(envvars, envp, NULL));
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ASSERT_BINEQ(u"c = d "
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u"h d u c = d "
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u"u = b "
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u"u h = d "
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u"Θù= ^ù "
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u" ",
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envvars);
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}
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TEST(mkntenvblock, extraVar_getsAdded) {
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char *envp[] = {"u=b", "c=d", "韩=非", "uh=d", "hduc=d", NULL};
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ASSERT_NE(-1, mkntenvblock(envvars, envp, "a=a"));
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ASSERT_BINEQ(u"a = a "
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u"c = d "
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u"h d u c = d "
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u"u = b "
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u"u h = d "
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u"Θù= ^ù "
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u" ",
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envvars);
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}
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