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#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <fvwm/fvwmlib.h>
#include "../fvwm/module.h"
/***************************************************************************
*
* Gets a module configuration line from fvwm. Returns NULL if there are
* no more lines to be had. "line" is a pointer to a char *.
*
**************************************************************************/
void *GetConfigLine(int *fd, char **tline)
{
static int first_pass = 1;
int count,done = 0;
static char *line = NULL;
unsigned long header[HEADER_SIZE];
if(line != NULL)
free(line);
if(first_pass)
{
SendInfo(fd,"Send_ConfigInfo",0);
first_pass = 0;
}
while(!done)
{
count = ReadFvwmPacket(fd[1],header,(unsigned long **)&line);
if(count > 0)
*tline = &line[3*sizeof(long)];
else
*tline = NULL;
if(*tline != NULL)
{
while(isspace((unsigned char)**tline))(*tline)++;
}
/* fprintf(stderr,"%x %x\n",header[1],M_END_CONFIG_INFO);*/
if(header[1] == M_CONFIG_INFO)
done = 1;
else if(header[1] == M_END_CONFIG_INFO)
{
done = 1;
if(line != NULL)
free(line);
line = NULL;
*tline = NULL;
}
}
return line;
}
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