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fix incorrect use of strncpy

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this function should really be removed or rewritten from scratch
This commit is contained in:
Ludwig Nussel 2007-10-08 10:26:28 +00:00
parent da8f451263
commit 95f67c2c3e
1 changed files with 20 additions and 10 deletions
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30
code/sys/sys_main.c
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@ -246,18 +246,17 @@ Sys_ANSIColorify
Transform Q3 colour codes to ANSI escape sequences
=================
*/
static void Sys_ANSIColorify( const char *msg, char *buffer, int bufferSize )
//XXX: function should behave like others that colorize strings
static void Sys_ANSIColorify( const char *msg, char *buffer, unsigned bufferSize )
{
int msgLength, pos;
int msgLength;
int i, j;
char *escapeCode;
char tempBuffer[ 7 ];
if( !msg || !buffer )
return;
msgLength = strlen( msg );
pos = 0;
i = 0;
buffer[ 0 ] = '\0';
@ -265,8 +264,11 @@ static void Sys_ANSIColorify( const char *msg, char *buffer, int bufferSize )
{
if( msg[ i ] == '\n' )
{
Com_sprintf( tempBuffer, 7, "%c[0m\n", 0x1B );
strncat( buffer, tempBuffer, bufferSize );
unsigned len = 4;
if(bufferSize <= len) goto out;
strcpy( buffer, "\x1b[m\n");
buffer += len;
bufferSize -= len;
i++;
}
else if( msg[ i ] == Q_COLOR_ESCAPE )
@ -276,6 +278,7 @@ static void Sys_ANSIColorify( const char *msg, char *buffer, int bufferSize )
if( i < msgLength )
{
escapeCode = NULL;
// XXX: no need for that loop
for( j = 0; j < CON_colorTableSize; j++ )
{
if( msg[ i ] == CON_colorTable[ j ].Q3color )
@ -287,8 +290,11 @@ static void Sys_ANSIColorify( const char *msg, char *buffer, int bufferSize )
if( escapeCode )
{
Com_sprintf( tempBuffer, 7, "%c[%sm", 0x1B, escapeCode );
strncat( buffer, tempBuffer, bufferSize );
unsigned len = 3 + strlen(escapeCode);
if(bufferSize <= len) goto out;
Com_sprintf( buffer, len+1, "\x1b[%sm", escapeCode );
buffer += len;
bufferSize -= len;
}
i++;
@ -296,10 +302,14 @@ static void Sys_ANSIColorify( const char *msg, char *buffer, int bufferSize )
}
else
{
Com_sprintf( tempBuffer, 7, "%c", msg[ i++ ] );
strncat( buffer, tempBuffer, bufferSize );
if(bufferSize <= 1) goto out;
*buffer++ = msg[ i++ ];
*buffer = 0;
--bufferSize;
}
}
out:
return;
}
/*