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Perform inconsequential code cleanup

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Justine Tunney 2023-08-07 20:22:49 -07:00
parent 929478c524
commit decf216655
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GPG key ID: BE714B4575D6E328
52 changed files with 326 additions and 442 deletions
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37
libc/dns/getsystemdirectorypath.c Normal file
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2023 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/dns/dns.h"
#include "libc/nt/systeminfo.h"
#include "libc/str/str.h"
// e.g. GetSystemDirectoryPath(buf, size, "FOO") → "C:\WINDOWS\SYSTEM32\FOO"
textwindows char *GetSystemDirectoryPath(char *buf, size_t size,
const char *path) {
uint32_t syslen = GetSystemDirectoryA(buf, size);
size_t pathlen = strlen(path);
if (syslen && syslen + pathlen + 1 < size) {
if (buf[syslen] == '\\') {
--syslen;
}
memcpy(buf + syslen, path, pathlen + 1);
return buf;
} else {
return 0;
}
}