From ffb0dc8e5401eb985df39866e9cc9f1ab116509f Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Fri, 15 Aug 2008 10:29:47 +0000
Subject: [PATCH] Allowed independent redirecton of result and info channel

---
 libisoburn/trunk/xorriso/xorriso.c           | 34 +++++++++++++++++---
 libisoburn/trunk/xorriso/xorriso.h           |  7 ++--
 libisoburn/trunk/xorriso/xorriso_private.h   |  3 ++
 libisoburn/trunk/xorriso/xorriso_timestamp.h |  2 +-
 4 files changed, 38 insertions(+), 8 deletions(-)

diff --git a/libisoburn/trunk/xorriso/xorriso.c b/libisoburn/trunk/xorriso/xorriso.c
index 3582f694..415f3354 100644
--- a/libisoburn/trunk/xorriso/xorriso.c
+++ b/libisoburn/trunk/xorriso/xorriso.c
@@ -3259,6 +3259,7 @@ int Xorriso_new(struct XorrisO ** xorriso,char *progname, int flag)
  for(i= 0; i < Xorriso_max_outlist_stacK; i++) {
    m->result_msglists[i]= NULL;
    m->info_msglists[i]= NULL;
+   m->msglist_flags[i]= 0;
  }
  m->msglist_stackfill= 0;
  m->status_history_max= Xorriso_status_history_maX;
@@ -3676,7 +3677,8 @@ int Xorriso_write_to_channel(struct XorrisO *xorriso,
 bit15= with bit1 or bit2: close depicted log file
 */
 {
- char *rpt,*npt,ret= 1;
+ char *rpt,*npt;
+ int ret= 1, info_redirected= 0, result_redirected= 0;
  char prefix[16];
  FILE *logfile_fp, *pktlog_fp;
  struct Xorriso_lsT *msglist;
@@ -3728,6 +3730,12 @@ bit15= with bit1 or bit2: close depicted log file
 
  /* Eventually perform messag redirection */
  if(xorriso->msglist_stackfill > 0) {
+   if(xorriso->msglist_flags[xorriso->msglist_stackfill - 1] & 1)
+     result_redirected= 1;
+   if(xorriso->msglist_flags[xorriso->msglist_stackfill - 1] & 2)
+     info_redirected= 1;
+ }
+ if(result_redirected) {
    if(channel_no==1 || channel_no==3) {
      msglist= xorriso->result_msglists[xorriso->msglist_stackfill - 1];
      ret= Xorriso_lst_append_binary(&msglist, text, strlen(text) + 1, 0);
@@ -3736,6 +3744,8 @@ bit15= with bit1 or bit2: close depicted log file
      if(xorriso->result_msglists[xorriso->msglist_stackfill - 1] == NULL)
        xorriso->result_msglists[xorriso->msglist_stackfill - 1]= msglist;
    }
+ }
+ if(info_redirected) {
    if(channel_no==2 || channel_no==3) {
      msglist= xorriso->info_msglists[xorriso->msglist_stackfill - 1];
      ret= Xorriso_lst_append_binary(&msglist, text, strlen(text) + 1, 0);
@@ -3744,8 +3754,11 @@ bit15= with bit1 or bit2: close depicted log file
      if(xorriso->info_msglists[xorriso->msglist_stackfill - 1] == NULL)
        xorriso->info_msglists[xorriso->msglist_stackfill - 1]= msglist;
    }
-   return(1);
  }
+ if((channel_no == 1 && result_redirected) ||
+    (channel_no == 2 && info_redirected) ||
+    (result_redirected && info_redirected))
+   return(1);
 
  /* Non-redirected output */
  if(!xorriso->packet_output) {
@@ -3828,9 +3841,12 @@ int Xorriso_push_outlists(struct XorrisO *xorriso, int *stack_handle,
                 "Overflow of message output redirection stack", 0, "FATAL", 0);
    return(-1);
  }
+ if((flag & 3) == 0)
+   flag|= 3;
  xorriso->msglist_stackfill++;
  xorriso->result_msglists[xorriso->msglist_stackfill - 1]= NULL;
  xorriso->info_msglists[xorriso->msglist_stackfill - 1]= NULL;
+ xorriso->msglist_flags[xorriso->msglist_stackfill - 1]= flag & 3;
  *stack_handle= xorriso->msglist_stackfill - 1;
  return(1);
 }
@@ -3864,13 +3880,16 @@ int Xorriso_result(struct XorrisO *xorriso, int flag)
  bit0= no considerations or computations or dialog. Just put out.
 */
 {
- int ret;
+ int ret, redirected= 0;
 
  if(flag&1)
    goto put_it_out;
  if(xorriso->request_to_abort)
    return(1);
- if(xorriso->result_page_length>0 && xorriso->msglist_stackfill <= 0) {
+ if(xorriso->msglist_stackfill > 0)
+   if(xorriso->msglist_flags[xorriso->msglist_stackfill - 1] & 1)
+     redirected= 1;
+ if(xorriso->result_page_length>0 && !redirected) {
    ret= Xorriso_pager(xorriso,xorriso->result_line,2);
    if(ret<=0)
      return(ret);
@@ -8844,17 +8863,22 @@ int Xorriso_toc_to_string(struct XorrisO *xorriso, char **toc_text, int flag)
  struct Xorriso_lsT *results= NULL, *infos= NULL, *lpt;
 
  *toc_text= NULL;
- ret= Xorriso_push_outlists(xorriso, &stack_handle, 0);
+ ret= Xorriso_push_outlists(xorriso, &stack_handle, 1);
  if(ret <= 0)
    goto ex;
  toc_ret= Xorriso_toc(xorriso, flag & 4);
  ret= Xorriso_pull_outlists(xorriso, stack_handle, &results, &infos, 0);
  if(ret <= 0)
    goto ex;
+
+#ifdef NIX
+ /* <<< info is no longer redirected */
  for(lpt= infos; lpt != NULL; lpt= Xorriso_lst_get_next(lpt, 0)) {
    strcpy(xorriso->info_text, Xorriso_lst_get_text(lpt, 0));
    Xorriso_info(xorriso, 0);
  }
+#endif
+
  if(toc_ret <= 0)
    {ret= toc_ret; goto ex;}
 
diff --git a/libisoburn/trunk/xorriso/xorriso.h b/libisoburn/trunk/xorriso/xorriso.h
index 9f1ffbd0..c47c3353 100644
--- a/libisoburn/trunk/xorriso/xorriso.h
+++ b/libisoburn/trunk/xorriso/xorriso.h
@@ -163,7 +163,7 @@ struct Xorriso_lsT;
 /** Maximum number of stacked redirections */
 #define Xorriso_max_outlist_stacK 32
 
-/** Enable a new redirection of info and result channel. The normal message
+/** Enable a new redirection of info and/or result channel. The normal message
     output and eventual older redirections will not see new messages until
     the redirection is ended by a call to Xorriso_pull_outlists() with the
     stack_handle value returned by this call.
@@ -173,7 +173,10 @@ struct Xorriso_lsT;
     @param stack_handle returns an id number which is unique as long as
                         its redirection is stacked. It may be re-used after
                         its redirection was pulled from the stack.
-    @param flag     unused yet, submit 0
+    @param flag         Bitfield for control purposes
+                         bit0= redirect result channel
+                         bit1= redirect info channel
+                        If bit0 and bit1 are 0, both channels get redirected.
     @return           1 on success, <=0 if failure
 */
 int Xorriso_push_outlists(struct XorrisO *xorriso, int *stack_handle,
diff --git a/libisoburn/trunk/xorriso/xorriso_private.h b/libisoburn/trunk/xorriso/xorriso_private.h
index f62cb6d4..38fa4670 100644
--- a/libisoburn/trunk/xorriso/xorriso_private.h
+++ b/libisoburn/trunk/xorriso/xorriso_private.h
@@ -230,6 +230,9 @@ struct XorrisO { /* the global context of xorriso */
  FILE *pktlog_fp;
  struct Xorriso_lsT *result_msglists[Xorriso_max_outlist_stacK];
  struct Xorriso_lsT *info_msglists[Xorriso_max_outlist_stacK];
+ int msglist_flags[Xorriso_max_outlist_stacK]; /* bit0= result is redirected
+                                                  bit1= info is redirected
+                                               */
  int msglist_stackfill;
 
  int status_history_max; /* for -status long_history */
diff --git a/libisoburn/trunk/xorriso/xorriso_timestamp.h b/libisoburn/trunk/xorriso/xorriso_timestamp.h
index 88d5e3ab..114ae432 100644
--- a/libisoburn/trunk/xorriso/xorriso_timestamp.h
+++ b/libisoburn/trunk/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2008.08.14.221412"
+#define Xorriso_timestamP "2008.08.15.102849"