mirror of
https://gitlab.winehq.org/wine/vkd3d.git
synced 2024-11-21 16:46:41 -08:00
a484063cd2
That's intended for messages that it's pretty important that the user receives, but that are not proper error messages.
435 lines
9.2 KiB
C
435 lines
9.2 KiB
C
/*
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* Copyright 2016 Józef Kucia for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifdef _WIN32
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# define _WIN32_WINNT 0x0600 /* For InitOnceExecuteOnce(). */
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#endif
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#include "vkd3d_common.h"
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#include <assert.h>
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#include <ctype.h>
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#include <errno.h>
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#include <inttypes.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <string.h>
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#include <unistd.h>
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#ifdef HAVE_PTHREAD_H
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#include <pthread.h>
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#endif
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#include "vkd3d_memory.h"
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#define VKD3D_DEBUG_BUFFER_COUNT 64
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#define VKD3D_DEBUG_BUFFER_SIZE 512
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extern const char *const vkd3d_dbg_env_name;
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static const char *const debug_level_names[] =
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{
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[VKD3D_DBG_LEVEL_NONE ] = "none",
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[VKD3D_DBG_LEVEL_MESSAGE] = "message",
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[VKD3D_DBG_LEVEL_ERR ] = "err",
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[VKD3D_DBG_LEVEL_FIXME] = "fixme",
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[VKD3D_DBG_LEVEL_WARN ] = "warn",
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[VKD3D_DBG_LEVEL_TRACE] = "trace",
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};
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enum vkd3d_dbg_level vkd3d_dbg_get_level(void)
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{
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static unsigned int level = ~0u;
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const char *vkd3d_debug;
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unsigned int i;
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if (level != ~0u)
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return level;
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if (!(vkd3d_debug = getenv(vkd3d_dbg_env_name)))
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vkd3d_debug = "";
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for (i = 0; i < ARRAY_SIZE(debug_level_names); ++i)
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{
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if (!strcmp(debug_level_names[i], vkd3d_debug))
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{
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level = i;
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return level;
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}
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}
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/* Default debug level. */
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level = VKD3D_DBG_LEVEL_FIXME;
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return level;
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}
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static PFN_vkd3d_log log_callback;
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static void vkd3d_dbg_voutput(const char *fmt, va_list args)
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{
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if (log_callback)
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log_callback(fmt, args);
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else
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vfprintf(stderr, fmt, args);
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}
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static void vkd3d_dbg_output(const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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vkd3d_dbg_voutput(fmt, args);
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va_end(args);
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}
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void vkd3d_dbg_printf(enum vkd3d_dbg_level level, const char *function, const char *fmt, ...)
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{
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va_list args;
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if (vkd3d_dbg_get_level() < level)
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return;
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assert(level < ARRAY_SIZE(debug_level_names));
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#ifdef _WIN32
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vkd3d_dbg_output("vkd3d:%04lx:%s:%s ", GetCurrentThreadId(), debug_level_names[level], function);
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#elif HAVE_GETTID
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vkd3d_dbg_output("vkd3d:%u:%s:%s ", gettid(), debug_level_names[level], function);
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#else
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vkd3d_dbg_output("vkd3d:%s:%s ", debug_level_names[level], function);
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#endif
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va_start(args, fmt);
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vkd3d_dbg_voutput(fmt, args);
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va_end(args);
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}
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void vkd3d_dbg_set_log_callback(PFN_vkd3d_log callback)
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{
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log_callback = callback;
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}
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static char *get_buffer(void)
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{
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static char buffers[VKD3D_DEBUG_BUFFER_COUNT][VKD3D_DEBUG_BUFFER_SIZE];
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static unsigned int buffer_index;
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unsigned int current_index;
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current_index = vkd3d_atomic_increment_u32(&buffer_index) % ARRAY_SIZE(buffers);
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return buffers[current_index];
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}
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const char *vkd3d_dbg_vsprintf(const char *fmt, va_list args)
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{
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char *buffer;
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buffer = get_buffer();
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vsnprintf(buffer, VKD3D_DEBUG_BUFFER_SIZE, fmt, args);
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buffer[VKD3D_DEBUG_BUFFER_SIZE - 1] = '\0';
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return buffer;
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}
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const char *vkd3d_dbg_sprintf(const char *fmt, ...)
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{
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const char *buffer;
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va_list args;
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va_start(args, fmt);
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buffer = vkd3d_dbg_vsprintf(fmt, args);
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va_end(args);
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return buffer;
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}
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static int get_escape_char(int c)
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{
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switch (c)
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{
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case '"':
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case '\\':
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return c;
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case '\t':
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return 't';
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case '\n':
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return 'n';
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case '\r':
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return 'r';
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default:
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return 0;
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}
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}
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const char *debugstr_an(const char *str, size_t n)
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{
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char *buffer, *ptr;
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int escape_char;
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char c;
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if (!str)
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return "(null)";
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if (n == SIZE_MAX)
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n = strlen(str);
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ptr = buffer = get_buffer();
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*ptr++ = '"';
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while (n-- && ptr <= buffer + VKD3D_DEBUG_BUFFER_SIZE - 8)
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{
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c = *str++;
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if ((escape_char = get_escape_char(c)))
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{
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*ptr++ = '\\';
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*ptr++ = escape_char;
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continue;
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}
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if (isprint(c))
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{
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*ptr++ = c;
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}
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else
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{
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*ptr++ = '\\';
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sprintf(ptr, "%02x", c);
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ptr += 2;
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}
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}
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*ptr++ = '"';
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if (++n)
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{
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*ptr++ = '.';
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*ptr++ = '.';
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*ptr++ = '.';
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}
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*ptr = '\0';
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return buffer;
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}
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const char *debugstr_a(const char *str)
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{
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return debugstr_an(str, SIZE_MAX);
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}
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static const char *debugstr_w16(const uint16_t *wstr)
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{
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char *buffer, *ptr;
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uint16_t c;
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if (!wstr)
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return "(null)";
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ptr = buffer = get_buffer();
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*ptr++ = '"';
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while ((c = *wstr++) && ptr <= buffer + VKD3D_DEBUG_BUFFER_SIZE - 10)
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{
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int escape_char = get_escape_char(c);
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if (escape_char)
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{
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*ptr++ = '\\';
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*ptr++ = escape_char;
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continue;
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}
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if (isprint(c))
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{
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*ptr++ = c;
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}
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else
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{
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*ptr++ = '\\';
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sprintf(ptr, "%04x", c);
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ptr += 4;
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}
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}
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*ptr++ = '"';
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if (c)
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{
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*ptr++ = '.';
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*ptr++ = '.';
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*ptr++ = '.';
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}
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*ptr = '\0';
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return buffer;
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}
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static const char *debugstr_w32(const uint32_t *wstr)
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{
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char *buffer, *ptr;
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uint32_t c;
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if (!wstr)
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return "(null)";
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ptr = buffer = get_buffer();
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*ptr++ = '"';
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while ((c = *wstr++) && ptr <= buffer + VKD3D_DEBUG_BUFFER_SIZE - 10)
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{
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int escape_char = get_escape_char(c);
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if (escape_char)
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{
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*ptr++ = '\\';
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*ptr++ = escape_char;
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continue;
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}
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if (isprint(c))
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{
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*ptr++ = c;
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}
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else
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{
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*ptr++ = '\\';
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sprintf(ptr, "%04x", c);
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ptr += 4;
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}
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}
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*ptr++ = '"';
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if (c)
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{
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*ptr++ = '.';
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*ptr++ = '.';
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*ptr++ = '.';
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}
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*ptr = '\0';
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return buffer;
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}
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const char *debugstr_w(const WCHAR *wstr, size_t wchar_size)
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{
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if (wchar_size == 2)
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return debugstr_w16((const uint16_t *)wstr);
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return debugstr_w32((const uint32_t *)wstr);
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}
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unsigned int vkd3d_env_var_as_uint(const char *name, unsigned int default_value)
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{
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const char *value = getenv(name);
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unsigned long r;
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char *end_ptr;
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if (value)
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{
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errno = 0;
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r = strtoul(value, &end_ptr, 0);
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if (!errno && end_ptr != value)
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return min(r, UINT_MAX);
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}
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return default_value;
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}
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static bool is_option_separator(char c)
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{
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return c == ',' || c == ';' || c == '\0';
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}
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bool vkd3d_debug_list_has_member(const char *string, const char *member)
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{
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char prev_char, next_char;
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const char *p;
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p = string;
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while (p)
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{
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if ((p = strstr(p, member)))
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{
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prev_char = p > string ? p[-1] : 0;
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p += strlen(member);
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next_char = *p;
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if (is_option_separator(prev_char) && is_option_separator(next_char))
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return true;
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}
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}
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return false;
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}
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uint64_t vkd3d_parse_debug_options(const char *string,
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const struct vkd3d_debug_option *options, unsigned int option_count)
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{
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uint64_t flags = 0;
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unsigned int i;
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for (i = 0; i < option_count; ++i)
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{
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const struct vkd3d_debug_option *opt = &options[i];
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if (vkd3d_debug_list_has_member(string, opt->name))
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flags |= opt->flag;
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}
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return flags;
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}
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#ifdef _WIN32
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static HRESULT (WINAPI *pfn_SetThreadDescription)(HANDLE, const WCHAR *);
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static BOOL WINAPI resolve_SetThreadDescription(INIT_ONCE *once, void *param, void **context)
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{
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HMODULE kernelbase;
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if (!(kernelbase = LoadLibraryA("kernelbase.dll")))
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return TRUE;
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if (!(pfn_SetThreadDescription = (void *)GetProcAddress(kernelbase, "SetThreadDescription")))
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FreeLibrary(kernelbase);
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return TRUE;
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}
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#endif
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void vkd3d_set_thread_name(const char *name)
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{
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#ifdef _WIN32
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static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
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WCHAR *wname;
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int ret;
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InitOnceExecuteOnce(&init_once, resolve_SetThreadDescription, NULL, NULL);
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if (!pfn_SetThreadDescription)
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return;
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if ((ret = MultiByteToWideChar(CP_UTF8, 0, name, -1, NULL, 0)) <= 0)
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return;
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if (!(wname = vkd3d_malloc(ret * sizeof(*wname))))
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return;
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if ((ret = MultiByteToWideChar(CP_UTF8, 0, name, -1, wname, ret)) > 0)
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pfn_SetThreadDescription(GetCurrentThread(), wname);
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vkd3d_free(wname);
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#elif defined(HAVE_PTHREAD_SETNAME_NP_2)
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pthread_setname_np(pthread_self(), name);
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#elif defined(HAVE_PTHREAD_SETNAME_NP_1)
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pthread_setname_np(name);
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#endif
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}
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