956e45f6fb
Lots of new unit-tests increase code coverage. Lots of refactoring, cleanup and simlpification to reduce code size. Fixes for Bug 223564 and 245807 Updates to dirdeps.mk and meta2deps.py
90 lines
2.8 KiB
C
Executable File
90 lines
2.8 KiB
C
Executable File
/* $NetBSD: enum.c,v 1.12 2020/10/05 19:27:47 rillig Exp $ */
|
|
|
|
/*
|
|
Copyright (c) 2020 Roland Illig <rillig@NetBSD.org>
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions
|
|
are met:
|
|
|
|
1. Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
2. Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
|
|
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "make.h"
|
|
|
|
MAKE_RCSID("$NetBSD: enum.c,v 1.12 2020/10/05 19:27:47 rillig Exp $");
|
|
|
|
/* Convert a bitset into a string representation, showing the names of the
|
|
* individual bits.
|
|
*
|
|
* Optionally, shortcuts for groups of bits can be added. To have an effect,
|
|
* they need to be listed before their individual bits. */
|
|
const char *
|
|
Enum_FlagsToString(char *buf, size_t buf_size,
|
|
int value, const EnumToStringSpec *spec)
|
|
{
|
|
const char *buf_start = buf;
|
|
const char *sep = "";
|
|
size_t sep_len = 0;
|
|
|
|
for (; spec->es_value != 0; spec++) {
|
|
size_t name_len;
|
|
|
|
if ((value & spec->es_value) != spec->es_value)
|
|
continue;
|
|
value &= ~spec->es_value;
|
|
|
|
assert(buf_size >= sep_len + 1);
|
|
memcpy(buf, sep, sep_len);
|
|
buf += sep_len;
|
|
buf_size -= sep_len;
|
|
|
|
name_len = strlen(spec->es_name);
|
|
assert(buf_size >= name_len + 1);
|
|
memcpy(buf, spec->es_name, name_len);
|
|
buf += name_len;
|
|
buf_size -= name_len;
|
|
|
|
sep = ENUM__SEP;
|
|
sep_len = sizeof ENUM__SEP - 1;
|
|
}
|
|
|
|
/* If this assertion fails, the listed enum values are incomplete. */
|
|
assert(value == 0);
|
|
|
|
if (buf == buf_start)
|
|
return "none";
|
|
|
|
assert(buf_size >= 1);
|
|
buf[0] = '\0';
|
|
return buf_start;
|
|
}
|
|
|
|
/* Convert a fixed-value enum into a string representation. */
|
|
const char *
|
|
Enum_ValueToString(int value, const EnumToStringSpec *spec)
|
|
{
|
|
for (; spec->es_name[0] != '\0'; spec++) {
|
|
if (value == spec->es_value)
|
|
return spec->es_name;
|
|
}
|
|
abort(/* unknown enum value */);
|
|
}
|