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winecrt0: Add a fallback implementation of __wine_dbg_header(). 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2019-04-03 19:27:24 +02:00
parent b0ecbe0bae
commit 93a9d85488
1 changed files with 44 additions and 1 deletions
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45
dlls/winecrt0/debug.c
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@ -29,9 +29,15 @@
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DECLARE_DEBUG_CHANNEL(pid);
WINE_DECLARE_DEBUG_CHANNEL(timestamp);
static const char * (__cdecl *p__wine_dbg_strdup)( const char *str );
static int (__cdecl *p__wine_dbg_output)( const char *str );
static unsigned char (__cdecl *p__wine_dbg_get_channel_flags)( struct __wine_debug_channel *channel );
static int (__cdecl *p__wine_dbg_header)( enum __wine_debug_class cls,
struct __wine_debug_channel *channel,
const char *function );
static const char * const debug_classes[] = { "fixme", "err", "warn", "trace" };
@ -39,6 +45,7 @@ static unsigned char default_flags = (1 << __WINE_DBCL_ERR) | (1 << __WINE_DBCL_
static int nb_debug_options = -1;
static int options_size;
static struct __wine_debug_channel *debug_options;
static DWORD partial_line_tid; /* id of the last thread to output a partial line */
static void load_func( void **func, const char *name, void *def )
{
@ -163,7 +170,36 @@ static const char * __cdecl fallback__wine_dbg_strdup( const char *str )
static int __cdecl fallback__wine_dbg_output( const char *str )
{
return fwrite( str, 1, strlen(str), stderr );
size_t len = strlen( str );
if (!len) return 0;
interlocked_xchg( (LONG *)&partial_line_tid, str[len - 1] != '\n' ? GetCurrentThreadId() : 0 );
return fwrite( str, 1, len, stderr );
}
static int __cdecl fallback__wine_dbg_header( enum __wine_debug_class cls,
struct __wine_debug_channel *channel,
const char *function )
{
char buffer[200], *pos = buffer;
if (!(__wine_dbg_get_channel_flags( channel ) & (1 << cls))) return -1;
/* skip header if partial line and no other thread came in between */
if (partial_line_tid == GetCurrentThreadId()) return 0;
if (TRACE_ON(timestamp))
{
ULONG ticks = GetTickCount();
pos += sprintf( pos, "%3u.%03u:", ticks / 1000, ticks % 1000 );
}
if (TRACE_ON(pid)) pos += sprintf( pos, "%04x:", GetCurrentProcessId() );
pos += sprintf( pos, "%04x:", GetCurrentThreadId() );
if (function && cls < ARRAY_SIZE( debug_classes ))
snprintf( pos, sizeof(buffer) - (pos - buffer), "%s:%s:%s ",
debug_classes[cls], channel->name, function );
return fwrite( buffer, 1, strlen(buffer), stderr );
}
static unsigned char __cdecl fallback__wine_dbg_get_channel_flags( struct __wine_debug_channel *channel )
@ -205,4 +241,11 @@ unsigned char __cdecl __wine_dbg_get_channel_flags( struct __wine_debug_channel
return p__wine_dbg_get_channel_flags( channel );
}
int __cdecl __wine_dbg_header( enum __wine_debug_class cls, struct __wine_debug_channel *channel,
const char *function )
{
LOAD_FUNC( __wine_dbg_header );
return p__wine_dbg_header( cls, channel, function );
}
#endif /* _WIN32 */