void
DJManageDaemonsDescription(
BOOLEAN bStart,
PSTR *description,
LWException **exc
)
{
BOOLEAN bFileExists = TRUE;
LWException *innerExc = NULL;
StringBuffer buffer;
PSTR daemonDescription = NULL;
LW_CLEANUP_CTERR(exc, CTStringBufferConstruct(&buffer));
LW_CLEANUP_CTERR(exc, CTCheckFileExists(PWGRD, &bFileExists));
if(bFileExists && bStart)
{
LW_CLEANUP_CTERR(exc, CTStringBufferAppend(&buffer, "Shutdown pwgrd because it only handles usernames up to 8 characters long. This is done by running '/sbin/init.d/pwgr stop' and setting PWGR=0 in "PWGRD"."));
}
*description = CTStringBufferFreeze(&buffer);
cleanup:
CT_SAFE_FREE_STRING(daemonDescription);
LW_HANDLE(&innerExc);
CTStringBufferDestroy(&buffer);
}
DWORD CTWordWrap(PCSTR input, PSTR *output, int tabWidth, int columns)
{
DWORD ceError = ERROR_SUCCESS;
StringBuffer result;
int pos = 0;
int start;
int column;
int i;
int previousIndent = -1;
int nextIndent;
memset(&result, 0, sizeof(result));
while(input[pos] != '\0')
{
int indentColumns;
int lastWhite = 0;
start = pos;
column = 0;
while(input[pos] == ' ' || input[pos] == '\t')
{
column += CharLen(input[pos], tabWidth);
pos++;
}
indentColumns = column;
nextIndent = NextLineIndent(input + pos, tabWidth);
if(indentColumns > 0 && (nextIndent == indentColumns ||
previousIndent == indentColumns))
{
//The line following this one is indented the same amount. If this
//line wraps, we'll indent it an extra tab to differentiate the
//two lines.
indentColumns += tabWidth;
}
if(input[pos] == '\r' && input[pos] == '\n')
{
//Blank lines don't have indents
previousIndent = -1;
}
else
previousIndent = column;
for(i = 0; i < column; i++)
{
ceError = CTStringBufferAppendLength(&result, " ", 1);
CLEANUP_ON_DWORD(ceError);
}
start = pos;
while(input[pos] != '\n' && input[pos] != '\r' && input[pos] != '\0')
{
if(input[pos] == '\f')
{
//This marks how far to indent the text
ceError = CTStringBufferAppendLength(&result, input + start, pos - start);
CLEANUP_ON_DWORD(ceError);
indentColumns = column;
pos++;
start = pos;
}
if(column + CharLen(input[pos], tabWidth) > columns && columns != -1)
{
//Wrap the line
//If there was any white space in this line, break it there,
//otherwise break it in the middle of the word
if(lastWhite > start)
pos = lastWhite;
//First the text in this line
ceError = CTStringBufferAppendLength(&result, input + start, pos - start);
CLEANUP_ON_DWORD(ceError);
//Now add the newline
ceError = CTStringBufferAppendLength(&result, "\n", 1);
CLEANUP_ON_DWORD(ceError);
//Finally the indent for the new line
for(column = 0; column < indentColumns; column++)
{
ceError = CTStringBufferAppendLength(&result, " ", 1);
CLEANUP_ON_DWORD(ceError);
}
//Skip any whitespace
while(input[pos] == ' ' || input[pos] == '\t')
{
pos++;
}
start = pos;
continue;
}
if(isspace((int)input[pos]))
lastWhite = pos;
if(input[pos] == '\t')
{
//First add the text before the tab
ceError = CTStringBufferAppendLength(&result, input + start, pos - start);
CLEANUP_ON_DWORD(ceError);
//Now expand the tab into spaces
for(i = 0; i < tabWidth; i++)
{
ceError = CTStringBufferAppendLength(&result, " ", 1);
CLEANUP_ON_DWORD(ceError);
}
start = pos + 1;
}
column += CharLen(input[pos], tabWidth);
pos++;
}
if(input[pos] == '\n')
pos++;
if(input[pos] == '\r')
pos++;
//Copy the line
ceError = CTStringBufferAppendLength(&result, input + start, pos - start);
CLEANUP_ON_DWORD(ceError);
}
ceError = CTStringBufferAppendLength(&result, "\0", 1);
CLEANUP_ON_DWORD(ceError);
*output = result.data;
result.data = NULL;
cleanup:
CTStringBufferDestroy(&result);
return ceError;
}
