[PD-cvs] externals/zexy/src msgfile.c,1.4,1.5
IOhannes m zmölnig
zmoelnig at users.sourceforge.net
Sun Oct 2 18:07:46 CEST 2005
Update of /cvsroot/pure-data/externals/zexy/src
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv23911
Modified Files:
msgfile.c
Log Message:
fixed reentrant bug
Index: msgfile.c
===================================================================
RCS file: /cvsroot/pure-data/externals/zexy/src/msgfile.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** msgfile.c 9 Jun 2005 12:17:03 -0000 1.4
--- msgfile.c 2 Oct 2005 16:07:44 -0000 1.5
***************
*** 26,34 ****
#include <fcntl.h>
#include <string.h>
#ifdef linux
! #include <unistd.h>
#endif
#ifdef __WIN32__
! #include <io.h>
#endif
--- 26,35 ----
#include <fcntl.h>
#include <string.h>
+
#ifdef linux
! # include <unistd.h>
#endif
#ifdef __WIN32__
! # include <io.h>
#endif
***************
*** 110,137 ****
}
! static void clear_currentnode(t_msgfile *x)
{
! t_msglist *dummy = x->current;
! t_msglist *nxt;
! t_msglist *prv;
!
! if (!dummy) return;
!
! freebytes(dummy->thislist, sizeof(dummy->thislist));
! dummy->thislist = 0;
! dummy->n = 0;
!
! prv = dummy->previous;
! nxt = dummy->next;
!
! if (nxt) nxt->previous = prv;
! if (prv) prv->next = nxt;
! if (!prv && !nxt) return;
! x->current = (nxt)?nxt:prv;
! freebytes(dummy, sizeof(t_msglist));
}
! static void clear_emptynodes(t_msgfile *x)
{
t_msglist *dummy = x->current;
--- 111,136 ----
}
! static void delete_currentnode(t_msgfile *x)
{
! if (x&&x->current){
! t_msglist *dummy = x->current;
! t_msglist *nxt=dummy->next;
! t_msglist *prv=dummy->previous;
! freebytes(dummy->thislist, sizeof(dummy->thislist));
! dummy->thislist = 0;
! dummy->n = 0;
! dummy->next=0;
! dummy->previous=0;
! freebytes(dummy, sizeof(t_msglist));
! dummy=0;
! if (nxt) nxt->previous = prv;
! if (prv) prv->next = nxt;
!
! x->current = (nxt)?nxt:prv;
! }
}
! static void delete_emptynodes(t_msgfile *x)
{
t_msglist *dummy = x->current;
***************
*** 143,147 ****
while (x->current && x->current->previous) x->current = x->current->previous;
while (x->current && x->current->next) {
! if (!x->current->thislist) clear_currentnode(x);
else x->current = x->current->next;
}
--- 142,146 ----
while (x->current && x->current->previous) x->current = x->current->previous;
while (x->current && x->current->next) {
! if (!x->current->thislist) delete_currentnode(x);
else x->current = x->current->next;
}
***************
*** 168,172 ****
! if (x->current->thislist) x->current = newnode;
}
static void insert_currentnode(t_msgfile *x)
--- 167,171 ----
! x->current = newnode;
}
static void insert_currentnode(t_msgfile *x)
***************
*** 242,256 ****
static void msgfile_clear(t_msgfile *x)
{
while (x->current && x->current->previous) x->current = x->current->previous;
! while (x->current && (x->current->previous || x->current->next)) {
! clear_currentnode(x);
! }
! if (x->current->thislist) {
! freebytes(x->current->thislist, sizeof(x->current->thislist));
! x->current->n = 0;
}
}
static void delete_region(t_msgfile *x, int start, int stop)
{
--- 241,255 ----
static void msgfile_clear(t_msgfile *x)
{
+ /* find the beginning */
while (x->current && x->current->previous) x->current = x->current->previous;
! while (x->current) {
! delete_currentnode(x);
}
}
+ /* delete from line "start" to line "stop"
+ * if "stop" is negative, delete from "start" to the end
+ */
static void delete_region(t_msgfile *x, int start, int stop)
{
***************
*** 262,266 ****
--- 261,267 ----
int counter = 0;
+ /* go to the beginning of the buffer */
while (dummy && dummy->previous) dummy=dummy->previous;
+ /* go to the end of the buffer */
while (dummy && dummy->next) {
counter++;
***************
*** 277,281 ****
msgfile_goto(x, start);
! while (n--) clear_currentnode(x);
if (newwhere+1) msgfile_goto(x, newwhere);
--- 278,282 ----
msgfile_goto(x, start);
! while (n--) delete_currentnode(x);
if (newwhere+1) msgfile_goto(x, newwhere);
***************
*** 291,297 ****
if (pos<0) return;
if (oldwhere > pos) oldwhere--;
-
msgfile_goto(x, pos);
! clear_currentnode(x);
msgfile_goto(x, oldwhere);
} else if (ac==2) {
--- 292,297 ----
if (pos<0) return;
if (oldwhere > pos) oldwhere--;
msgfile_goto(x, pos);
! delete_currentnode(x);
msgfile_goto(x, oldwhere);
} else if (ac==2) {
***************
*** 306,310 ****
delete_region(x, 0, pos2);
}
! } else clear_currentnode(x);
}
--- 306,310 ----
delete_region(x, 0, pos2);
}
! } else delete_currentnode(x);
}
***************
*** 364,374 ****
{
t_msglist *cur = x->current;
!
! while (x->current && x->current->previous) x->current=x->current->previous;
! while (x->current && x->current->thislist) {
! outlet_list(x->x_obj.ob_outlet, gensym("list"), x->current->n, x->current->thislist);
! x->current = x->current->next;
}
- x->current = cur;
}
static void msgfile_this(t_msgfile *x)
--- 364,372 ----
{
t_msglist *cur = x->current;
! while (cur && cur->previous) cur=cur->previous;
! while (cur && cur->thislist) {
! outlet_list(x->x_obj.ob_outlet, gensym("list"), cur->n, cur->thislist);
! cur = cur->next;
}
}
static void msgfile_this(t_msgfile *x)
***************
*** 429,440 ****
{
int searching = 1;
! t_msglist *found = x->current;
! int actu = 0;
! while ((searching) && (x->current) && (x->current->thislist)) {
! int n = x->current->n;
int equal = 1;
t_atom *that = av;
! t_atom *this = x->current->thislist;
if (ac < n) n = ac;
--- 427,440 ----
{
int searching = 1;
! t_msglist *found = 0;
! t_msglist *cur=x->current;
! while (cur) {
! int n = cur->n;
int equal = 1;
t_atom *that = av;
! t_atom *this = cur->thislist;
!
! if(0==this)continue;
if (ac < n) n = ac;
***************
*** 450,468 ****
if (equal) {
! found = x->current;
! outlet_float(x->x_secondout, node_wherearewe(x));
! outlet_list(x->x_obj.ob_outlet, gensym("list"), x->current->n, x->current->thislist);
}
! searching = !(equal);
!
! if (x->current && x->current->thislist) {
! if (x->current->next) x->current = x->current->next;
! actu++;
! }
}
! if (searching) outlet_bang(x->x_secondout);
! x->current = found;
}
--- 450,468 ----
if (equal) {
! found = cur;
! break;
}
! cur=cur->next;
}
! if(found){
! x->current = found;
! outlet_float(x->x_secondout, node_wherearewe(x));
! if(found->n && found->thislist)
! outlet_list(x->x_obj.ob_outlet, gensym("list"), found->n, found->thislist);
! } else {
! outlet_bang(x->x_secondout);
! }
}
***************
*** 475,486 ****
{
t_msglist *cur = x->current;
!
post("--------- msgfile contents: -----------");
! while (x->current && x->current->previous) x->current=x->current->previous;
! while (x->current) {
! t_msglist *dum=x->current;
int i;
! startpost("");
for (i = 0; i < dum->n; i++) {
t_atom *a = dum->thislist + i;
--- 475,487 ----
{
t_msglist *cur = x->current;
! int j=0;
post("--------- msgfile contents: -----------");
! while (cur && cur->previous) cur=cur->previous;
! while (cur) {
! t_msglist *dum=cur;
int i;
! j++;
! startpost("line %d:", j);
for (i = 0; i < dum->n; i++) {
t_atom *a = dum->thislist + i;
***************
*** 488,494 ****
}
endpost();
! x->current = x->current->next;
}
- x->current = cur;
}
--- 489,494 ----
}
endpost();
! cur = cur->next;
}
}
***************
*** 507,511 ****
}
! clear_emptynodes(x);
}
--- 507,511 ----
}
! delete_emptynodes(x);
}
***************
*** 742,749 ****
/* an empty node indicates the end of our listbuffer */
! x->current = (t_msglist *)getbytes(sizeof(t_msglist));
! x->current->n = 0;
! x->current->thislist = 0;
! x->current->previous = x->current->next = 0;
if ((argc==1) && (argv->a_type == A_SYMBOL)) {
--- 742,752 ----
/* an empty node indicates the end of our listbuffer */
! x->current = 0;
! /*
! x->curent = (t_msglist *)getbytes(sizeof(t_msglist));
! x->current->n = 0;
! x->current->thislist = 0;
! x->current->previous = x->current->next = 0;
! */
if ((argc==1) && (argv->a_type == A_SYMBOL)) {
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