From a62f6af50a8596531f23b34af625d8a7ea19189d Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Tue, 18 Oct 2011 16:22:16 +0000
Subject: [PATCH] Enabled xorrecord dev=-

---
 xorriso/emulators.c         | 16 ++++++++++++++++
 xorriso/emulators.h         |  3 +++
 xorriso/parse_exec.c        | 34 ++++++++++++++++++++++++++++------
 xorriso/xorriso_timestamp.h |  2 +-
 4 files changed, 48 insertions(+), 7 deletions(-)

diff --git a/xorriso/emulators.c b/xorriso/emulators.c
index b80c1cc5..79fc2a9b 100644
--- a/xorriso/emulators.c
+++ b/xorriso/emulators.c
@@ -29,6 +29,22 @@
 #include "xorrisoburn.h"
 
 
+int Xorriso_cdrskin_uses_stdout(struct XorrisO *xorriso, int argc, char **argv,
+                                int flag)
+{
+ int i;
+
+ for(i= 0; i < argc; i++) {
+   if(strcmp(argv[i], "dev=-") == 0 ||
+      strcmp(argv[i], "dev=stdio:/dev/fd/1") == 0 ||
+      strcmp(argv[i], "-dev=-") == 0 ||
+      strcmp(argv[i], "-dev=stdio:/dev/fd/1") == 0)
+     return(1);
+ }
+ return(0);
+}
+
+
 int Xorriso_cdrskin_help(struct XorrisO *xorriso, int flag)
 {
  static char helptext[][80]= {
diff --git a/xorriso/emulators.h b/xorriso/emulators.h
index c6799f67..841535ca 100644
--- a/xorriso/emulators.h
+++ b/xorriso/emulators.h
@@ -18,6 +18,9 @@ int Xorriso_cdrskin(struct XorrisO *xorriso, char *whom, int argc, char **argv,
 
 int Xorriso_cdrskin_help(struct XorrisO *xorriso, int flag);
 
+int Xorriso_cdrskin_uses_stdout(struct XorrisO *xorriso, int argc, char **argv,
+                                int flag);
+
 int Xorriso_as_cdrskin(struct XorrisO *xorriso, int argc, char **argv,
                       int *idx, int flag);
 
diff --git a/xorriso/parse_exec.c b/xorriso/parse_exec.c
index b54c63fd..cac25df0 100644
--- a/xorriso/parse_exec.c
+++ b/xorriso/parse_exec.c
@@ -1647,9 +1647,19 @@ int Xorriso_prescan_args(struct XorrisO *xorriso, int argc, char **argv,
      ret= Xorriso_option_no_rc(xorriso, 0);
      if(ret<=0)
        error_seen= 1;
-   } else if(xorriso->argument_emulation >= 1 &&
-             xorriso->argument_emulation <= 2) {
      {ret= 1; goto ex;}
+   } else if(xorriso->argument_emulation == 1) { /* mkisofs emulation */
+     if(xorriso->dev_fd_1 < 0)
+       goto protect_stdout;
+     {ret= 1; goto ex;}
+
+   } else if(xorriso->argument_emulation == 2) { /* cdrecord emulation */
+     if(xorriso->dev_fd_1 < 0)
+       if(Xorriso_cdrskin_uses_stdout(xorriso, argc - 1 - (flag & 1),
+                                      argv + 1 + (flag & 1), 0))
+         goto protect_stdout;
+     {ret= 1; goto ex;}
+
    } else if((strcmp(cmd,"dev")==0 || strcmp(cmd,"outdev")==0 ||
                                       strcmp(cmd,"indev")==0) &&
              (strcmp(arg1,"stdio:/dev/fd/1")==0 || strcmp(arg1,"-")==0) &&
@@ -1670,6 +1680,8 @@ protect_stdout:;
        sprintf(xorriso->info_text, "Disabling use of libreadline.");
        Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
      }
+     if(xorriso->argument_emulation >= 1 && xorriso->argument_emulation <=2)
+       {ret= 1; goto ex;}
 
    } else if(strcmp(cmd,"abort_on")==0 && was_dashed == 1) {
      i++;
@@ -1693,12 +1705,22 @@ protect_stdout:;
 
    } else if(strcmp(cmd,"as")==0 && was_dashed == 1) {
      ret= Xorriso_count_args(xorriso, argc - i, argv + i, &arg_count, 1);
-     if(ret == 1)
+     if(ret == 1) {
        i+= arg_count;
-     if(was_dashed == 1)
-       if(strcmp(arg1, "mkisofs")==0 || strcmp(arg1, "genisoimage")==0 ||
-          strcmp(arg1, "genisofs")==0 || strcmp(arg1, "xorrisofs")==0)
+
+       if((strcmp(arg1, "cdrecord")==0 || strcmp(arg1, "wodim")==0 ||
+           strcmp(arg1, "cdrskin")==0 || strcmp(arg1, "xorrecord")==0) &&
+          xorriso->dev_fd_1 < 0)
+         if(Xorriso_cdrskin_uses_stdout(xorriso, arg_count - 1,
+                                        argv + i - arg_count + 2, 0))
+           goto protect_stdout;
+     }
+     if(was_dashed == 1) {
+       if((strcmp(arg1, "mkisofs")==0 || strcmp(arg1, "genisoimage")==0 ||
+           strcmp(arg1, "genisofs")==0 || strcmp(arg1, "xorrisofs")==0) &&
+          xorriso->dev_fd_1 < 0)
          goto protect_stdout;
+     }
 
    } else if(strcmp(cmd, "list_delimiter") == 0) {
      /* Needed for interpreting other args. Gets reset after prescan. */
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index 42b16a07..75f2a0bf 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2011.10.14.094257"
+#define Xorriso_timestamP "2011.10.18.162119"