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|
/*@@
@file ScheduleCreater.c
@date Tue Aug 31 12:46:08 1999
@author Tom Goodale
@desc
@enddesc
@version $Header$
@@*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "cctk_Flesh.h"
#include "cctki_Schedule.h"
#include "StoreHandledData.h"
#include "Schedule.h"
static const char *rcsid="$Header$";
CCTK_FILEVERSION(schedule_ScheduleCreater_c);
/********************************************************************
********************* Local Data Types ***********************
********************************************************************/
/********************************************************************
********************* Local Routine Prototypes *********************
********************************************************************/
static int ScheduleCreateGroup(const char *name);
static t_sched_item *ScheduleCreateItem(const char *name,
t_sched_modifier *modifiers,
void *attributes);
static int ScheduleAddItem(int ghandle, t_sched_item *item);
static int ScheduleSortGroup(t_sched_group *group);
static t_sched_modifier_type ScheduleTranslateModifierType(const char *modifier);
static int ScheduleItemNumber(t_sched_group *group,
const char *name);
static int ScheduleSetupWhiles(t_sched_item *item);
/********************************************************************
********************* Other Routine Prototypes *********************
********************************************************************/
/********************************************************************
********************* Local Data *****************************
********************************************************************/
static int n_schedule_groups = 0;
static cHandledData *schedule_groups = NULL;
/********************************************************************
******************** External Routines ************************
********************************************************************/
/*@@
@routine CCTKi_ScheduleAddModifer
@date Thu Sep 9 21:45:25 1999
@author Tom Goodale
@desc
Adds a schedule modifier to a modifier list.
@enddesc
@calls
@calledby
@history
@endhistory
@var orig
@vdesc original schedule modifier list
@vtype t_sched_modifier *
@vio inout
@vcomment
@endvar
@var modifier
@vdesc new modifier
@vtype const char *
@vio in
@vcomment
@endvar
@var argument
@vdesc modifier argument
@vtype const char *
@vio in
@vcomment
@returntype t_sched_modifier *
@returndesc
New schedule modifier list or NULL
@endreturndesc
@@*/
t_sched_modifier *CCTKi_ScheduleAddModifier(t_sched_modifier *orig,
const char *modifier,
const char *argument)
{
t_sched_modifier *this;
this = (t_sched_modifier *)malloc(sizeof(t_sched_modifier));
if(this)
{
this->argument = (char *)malloc((strlen(argument)+1)*sizeof(char));
if(this->argument)
{
strcpy(this->argument, argument);
this->type = ScheduleTranslateModifierType(modifier);
this->next = orig;
}
else
{
free(this);
this = NULL;
}
}
return this;
}
/*@@
@routine CCTKi_DoScheduleFunction
@date Thu Sep 9 21:42:58 1999
@author Tom Goodale
@desc
Adds a function to a schedule group. Creates the group if necessary.
@enddesc
@calls
@calledby
@history
@endhistory
@var gname
@vdesc name of group to schedule function in
@vtype const char *
@vio in
@vcomment
@var fname
@vdesc name of function to be scheduled
@vtype const char *
@vio in
@vcomment
@var function
@vdesc function to be scheduled
@vtype void *
@vio in
@vcomment
@endvar
@var modifiers
@vdesc moodifier list
@vtype t_sched_modifier *
@vio in
@vcomment
@endvar
@var attributes
@vdesc function attributes
@vtype void *
@vio in
@vcomment
@endvar
@returntype int
@returndesc
0 - success
-1 - failure
@endreturndesc
@@*/
int CCTKi_DoScheduleFunction(const char *gname,
const char *fname,
void *func,
t_sched_modifier *modifiers,
void *attributes)
{
int retcode;
int handle;
t_sched_group *this_group;
t_sched_item *newitem;
handle = Util_GetHandle(schedule_groups, gname, (void **)&this_group);
if(handle < 0)
{
handle = ScheduleCreateGroup(gname);
}
if(handle < 0)
{
retcode = -1;
}
else
{
newitem = ScheduleCreateItem(fname, modifiers, attributes);
if(newitem)
{
newitem->type = sched_function;
newitem->function = func;
retcode = ScheduleAddItem(handle, newitem);
}
else
{
retcode = -1;
}
}
return retcode;
}
/*@@
@routine CCTKi_DoScheduleGroup
@date Thu Sep 9 21:43:44 1999
@author Tom Goodale
@desc
Adds a group to a schedule group. Creates the group if necessary.
@enddesc
@calls
@calledby
@history
@endhistory
@var gname
@vdesc name of group to schedule group in
@vtype const char *
@vio in
@vcomment
@var thisname
@vdesc name of group to be scheduled
@vtype const char *
@vio in
@vcomment
@var modifiers
@vdesc moodifier list
@vtype t_sched_modifier *
@vio in
@vcomment
@endvar
@var attributes
@vdesc function attributes
@vtype void *
@vio in
@vcomment
@endvar
@returntype int
@returndesc
0 - success
-1 - failure
@endreturndesc
@@*/
int CCTKi_DoScheduleGroup(const char *gname,
const char *thisname,
t_sched_modifier *modifiers,
void *attributes)
{
int retcode;
int handle;
int thishandle;
t_sched_group *this_group;
t_sched_item *newitem;
/* Find the group within which to schedule this group */
handle = Util_GetHandle(schedule_groups, gname, (void **)&this_group);
if(handle < 0)
{
handle = ScheduleCreateGroup(gname);
}
/* Find this group */
thishandle = Util_GetHandle(schedule_groups, thisname, (void **)&this_group);
if(thishandle < 0)
{
thishandle = ScheduleCreateGroup(thisname);
}
if(handle < 0 || thishandle < 0)
{
retcode = -1;
}
else
{
newitem = ScheduleCreateItem(thisname, modifiers, attributes);
if(newitem)
{
newitem->type = sched_group;
newitem->group = thishandle;
retcode = ScheduleAddItem(handle, newitem);
}
else
{
retcode = -1;
}
}
return retcode;
}
/*@@
@routine CCTKi_DoScheduleSortAllGroups
@date Wed Sep 15 22:37:49 1999
@author Tom Goodale
@desc
Sorts all the schedule groups.
@enddesc
@calls ScheduleSortGroups
@calledby
@history
@endhistory
@returntype int
@returndesc
0 - success
-ve - -1* number of errors
@endreturndesc
@@*/
int CCTKi_DoScheduleSortAllGroups(void)
{
int group;
t_sched_group *gdata;
int errcode;
int n_errors;
n_errors = 0;
for(group = 0; group < n_schedule_groups; group++)
{
if((gdata = (t_sched_group *)Util_GetHandledData(schedule_groups, group)))
{
errcode = ScheduleSortGroup(gdata);
if(errcode)
{
fprintf(stderr,
"Error while sorting group '%s' - %d remaining unsorted routines.\n",
gdata->name,
-errcode);
n_errors += -errcode;
}
}
}
return -n_errors;
}
/*@@
@routine CCTKi_DoScheduleGetGroups
@date Wed Sep 15 22:37:49 1999
@author Tom Goodale
@desc
Gets the schedule groups
@enddesc
@calls ScheduleSortGroups
@calledby
@history
@endhistory
@returntype cHandledData
@returndesc
The scheduled groups.
@endreturndesc
@@*/
cHandledData *CCTKi_DoScheduleGetGroups(void)
{
return schedule_groups;
}
/********************************************************************
********************* Local Routines *************************
********************************************************************/
/*@@
@routine ScheduleCreateGroup
@date Wed Sep 8 11:15:32 1999
@author Tom Goodale
@desc
Creates a schedule group.
@enddesc
@calls Util_GetHandle
@calledby
@history
@endhistory
@var name
@vdesc name of the group
@vtype const char *
@vio in
@vcomment
@endvar
@returntype int
@returndesc
0 - success
-1 - group already exists
-2 - memory failure
@endreturndesc
@@*/
static int ScheduleCreateGroup(const char *name)
{
int retcode;
int handle;
t_sched_group *this_group;
handle = Util_GetHandle(schedule_groups, name, (void **)&this_group);
if(handle > -1)
{
/* Group already exists */
retcode = -1;
}
else
{
this_group = (t_sched_group *)malloc(sizeof(t_sched_group));
if(this_group)
{
this_group->name = (char *)malloc((strlen(name)+1)*sizeof(char));
if(this_group->name)
{
strcpy(this_group->name, name);
this_group->order = NULL;
this_group->n_scheditems = 0;
this_group->scheditems = NULL;
retcode = Util_NewHandle(&schedule_groups, name, (void *)this_group);
n_schedule_groups++;
}
else
{
free(this_group);
retcode = -2;
}
}
else
{
retcode = -2;
}
}
return retcode;
}
/*@@
@routine ScheduleCreateItem
@date Thu Sep 9 21:44:17 1999
@author Tom Goodale
@desc
Creates a schedule item to be scheduled.
@enddesc
@calls
@calledby
@history
@endhistory
@var name
@vdesc name of item
@vtype const char *
@vio in
@vcomment
@endvar
@var modifiers
@vdesc modifier list
@vtype t_sched_modifier *
@vio in
@vcomment
@endvar
@var attributes
@vdesc item attributes
@vtype void *
@vio in
@vcomment
@endvar
@returntype t_sched_item *
@returndesc
The new schedule item or NULL.
@endreturndesc
@@*/
static t_sched_item *ScheduleCreateItem(const char *name, t_sched_modifier *modifiers, void *attributes)
{
t_sched_item *this;
this = (t_sched_item *)malloc(sizeof(t_sched_item));
if(this)
{
this->name = (char *)malloc((strlen(name)+1)*sizeof(char));
if(this->name)
{
strcpy(this->name, name);
this->type = sched_item_none;
this->function = NULL;
this->group = -1;
this->modifiers = modifiers;
this->n_whiles = 0;
this->whiles = NULL;
ScheduleSetupWhiles(this);
this->attributes = attributes;
#ifdef DEBUG_SCHEDULAR
printf("Created Schedule item %s\n", this->name);
#endif
}
else
{
free(this);
this = NULL;
}
}
return this;
}
/*@@
@routine ScheduleAddItem
@date Thu Sep 9 21:45:03 1999
@author Tom Goodale
@desc
Adds a schedule item to a group.
@enddesc
@calls
@calledby
@history
@endhistory
@var ghandle
@vdesc The handle of the group
@vtype int
@vio in
@vcomment
@endvar
@var item
@vdesc The schedule item
@vtype t_sched_item *
@vio in
@vcomment
@endvar
@returntype int
@returndesc
0 - success
-1 - memory failure
@endreturndesc
@@*/
static int ScheduleAddItem(int ghandle, t_sched_item *item)
{
int retcode;
t_sched_group *this_group;
t_sched_item *temp;
this_group = (t_sched_group *)Util_GetHandledData(schedule_groups, ghandle);
this_group->n_scheditems++;
temp = (t_sched_item *)realloc(this_group->scheditems, this_group->n_scheditems*sizeof(t_sched_item));
if(temp)
{
this_group->scheditems = temp;
this_group->scheditems[this_group->n_scheditems-1] = *item;
#ifdef DEBUG_SCHEDULAR
printf("Added item '%s' to group '%s'\n", item->name, this_group->name);
#endif
free(item);
retcode = 0;
}
else
{
this_group->n_scheditems--;
retcode = -1;
}
return retcode;
}
/*@@
@routine ScheduleTranslateModifierType
@date Thu Sep 9 21:45:56 1999
@author Tom Goodale
@desc
Translates a modifier type from a string to an enum.
@enddesc
@calls
@calledby
@history
@endhistory
@var modifier
@vdesc The modifier string
@vtype const char *
@vio in
@vcomment
@endvar
@returntype t_sched_modifier_type
@returndesc
The enumerated schedule modifier type.
@endreturndesc
@@*/
static t_sched_modifier_type ScheduleTranslateModifierType(const char *modifier)
{
/* FIXME */
t_sched_modifier_type retval;
retval = sched_mod_none;
if(!strcmp(modifier, "before"))
{
retval = sched_before;
}
else if(!strcmp(modifier, "after"))
{
retval = sched_after;
}
else if(!strcmp(modifier, "while"))
{
retval = sched_while;
}
#ifdef DEBUG_SCHEDULAR
printf("Translated modifier type %s to %d\n", modifier, retval);
#endif
return retval;
}
/*@@
@routine ScheduleSortGroup
@date Mon Sep 13 11:30:19 1999
@author Tom Goodale
@desc
Sorts the routines in a group.
@enddesc
@calls CCTKi_ScheduleCreateArray CCTKi_ScheduleCreateIVec
ScheduleItemNumber CCTKi_ScheduleAddRow
CCTKi_ScheduleSort
CCTKi_ScheduleDestroyArray CCTKi_ScheduleDestroyIVec
@calledby
@history
@endhistory
@var group
@vdesc The schedule group
@vtype t_sched_group *
@vio inout
@vcomment
@endvar
@returntype int
@returndesc
0 - success
Or number of scheduling errors
@endreturndesc
@@*/
static int ScheduleSortGroup(t_sched_group *group)
{
int item;
int *order;
int *thisorders;
t_sched_modifier *modifier;
signed char **array;
int number;
int mod;
int i;
int errcode;
#ifdef DEBUG_SCHEDULAR
int j;
#endif
/* Create the data staructures */
array = CCTKi_ScheduleCreateArray(group->n_scheditems);
order = CCTKi_ScheduleCreateIVec(group->n_scheditems);
thisorders = CCTKi_ScheduleCreateIVec(group->n_scheditems);
for(item=0; item < group->n_scheditems; item++)
{
#ifdef DEBUG_SCHEDULAR
printf("Scheduling item %d '%s'\n", item, group->scheditems[item].name);
#endif
for(modifier = group->scheditems[item].modifiers; modifier; modifier = modifier->next)
{
if(modifier->type == sched_while)
{
continue;
}
number = ScheduleItemNumber(group, modifier->argument);
#ifdef DEBUG_SCHEDULAR
printf("Scheduling against item %d '%s' - mod-type %d\n", number, group->scheditems[number].name, modifier->type);
#endif
if(number >= 0 && number < group->n_scheditems)
{
switch(modifier->type)
{
case sched_before : mod = -1; break;
case sched_after : mod = 1; break;
default :
mod = 0;
}
#ifdef DEBUG_SCHEDULAR
printf("Modifier is %d\n", mod);
#endif
thisorders[number] = mod;
}
}
#ifdef DEBUG_SCHEDULAR
printf("Orderlist for item %d is...\n", item);
for(i=0; i < group->n_scheditems; i++)
{
printf(" %d", thisorders[i]);
}
printf("\n");
#endif
CCTKi_ScheduleAddRow(group->n_scheditems, array, order, item, thisorders);
/* Clear the array for the next item. */
for(i=0; i < group->n_scheditems; i++)
{
thisorders[i] = 0;
}
}
#ifdef DEBUG_SCHEDULAR
printf("Initial array is...\n");
for(i=0; i < group->n_scheditems; i++)
{
for(j=0; j < group->n_scheditems; j++)
{
printf(" %d", (int)array[i][j]);
}
printf("\n");
}
printf("Initial order is...\n");
for(i=0; i < group->n_scheditems; i++)
{
printf(" %d", order[i]);
}
printf("\n");
printf("Sorting array...\n");
#endif
errcode = CCTKi_ScheduleSort(group->n_scheditems, array, order);
if(errcode)
{
fprintf(stderr, "Schedule sort failed with error code %d\n", errcode);
}
#ifdef DEBUG_SCHEDULAR
printf("Final array is...\n");
for(i=0; i < group->n_scheditems; i++)
{
for(j=0; j < group->n_scheditems; j++)
{
printf(" %d", (int)array[i][j]);
}
printf("\n");
}
printf("Final order is...\n");
for(i=0; i < group->n_scheditems; i++)
{
printf(" %d", order[i]);
}
printf("\n");
#endif
/* Free memory */
CCTKi_ScheduleDestroyIVec(group->n_scheditems,thisorders);
CCTKi_ScheduleDestroyArray(group->n_scheditems, array);
group->order = order;
return errcode;
}
/*@@
@routine ScheduleItemNumber
@date Mon Sep 13 11:30:49 1999
@author Tom Goodale
@desc
Returns the number of a specific item in the array of schedule items.
@enddesc
@calls
@calledby
@history
@endhistory
@var group
@vdesc schedule group
@vtype t_sched_group *
@vio in
@vcomment
@endvar
@var name
@vdesc name of schedule item
@vtype const char *
@vio in
@vcomment
@endvar
@returntype int
@returndesc
The number of the schedule item in the group
@endreturndesc
@@*/
static int ScheduleItemNumber(t_sched_group *group, const char *name)
{
int retval;
int i;
retval = -1;
/* This is the quick-to-write way to do this. Should really put into a
* hash table or a tree, but this will do for the moment.
*/
for(i = 0 ; i < group->n_scheditems; i++)
{
if(!strcmp(group->scheditems[i].name, name))
{
retval = i;
break;
}
}
return retval;
}
/*@@
@routine ScheduleSetupWhiles
@date Wed Sep 15 20:10:28 1999
@author Tom Goodale
@desc
Make an array of all the whiles in the modifier list for a schedule item.
@enddesc
@calls
@calledby
@history
@endhistory
@var item
@vdesc The schedule item to work on
@vtype t_sched_item *
@vio inout
@vcomment
@endvar
@returntype int
@returndesc
Number of whiles
@endreturndesc
@@*/
static int ScheduleSetupWhiles(t_sched_item *item)
{
int retval;
t_sched_modifier *modifier;
char **temp;
retval = 0;
for(modifier = item->modifiers; modifier; modifier = modifier->next)
{
if(modifier->type == sched_while)
{
item->n_whiles++;
temp = (char **)realloc(item->whiles, item->n_whiles*sizeof(char *));
if(temp)
{
item->whiles = temp;
temp[item->n_whiles-1] = (char *)malloc((strlen(modifier->argument)+1)*sizeof(char));
if(temp[item->n_whiles-1])
{
strcpy(temp[item->n_whiles-1], modifier->argument);
}
else
{
item->n_whiles--;
retval--;
}
}
else
{
retval--;
}
}
}
return retval;
}
/********************************************************************
********************************************************************
********************************************************************/
#ifdef TEST_SCHEDULECREATOR
#define func_x(x) \
int func_ ## x (void) { return printf("I'm func " #x "\n"); }
func_x(a)
func_x(b)
func_x(c)
#define func_x_proto(x) int func_ ## x (void);
int main(int argc, char *argv[])
{
t_sched_modifier *modifier;
modifier = CCTKi_ScheduleAddModifier(NULL, "before", "c");
modifier = CCTKi_ScheduleAddModifier(modifier, "after", "a");
CCTKi_DoScheduleFunction("group_a", "c", func_c, NULL, NULL);
CCTKi_DoScheduleFunction("group_a", "b", func_b, modifier, NULL);
CCTKi_DoScheduleFunction("group_a", "a", func_a, NULL, NULL);
CCTKi_DoScheduleFunction("group_b", "a", func_a, NULL, NULL);
CCTKi_DoScheduleFunction("group_b", "b", func_b, NULL, NULL);
CCTKi_DoScheduleGroup("group_a", "group_b", modifier, NULL);
CCTKi_DoScheduleSortAllGroups();
return 0;
}
#endif
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