From 56a596208cd9c922594a61217608a126ac10518b Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Mon, 12 Aug 2019 21:08:41 +0200
Subject: [PATCH] Changed all occurences of (1<<31) to (1u<<31). Thanks Eliska
 Svobodova.

---
 xorriso/cmp_update.c        | 64 ++++++++++++++++++-------------------
 xorriso/disk_ops.c          |  2 +-
 xorriso/drive_mgt.c         |  8 ++---
 xorriso/emulators.c         | 10 +++---
 xorriso/iso_manip.c         |  8 ++---
 xorriso/opts_p_z.c          |  2 +-
 xorriso/read_run.c          |  2 +-
 xorriso/xorriso_timestamp.h |  2 +-
 8 files changed, 49 insertions(+), 49 deletions(-)

diff --git a/xorriso/cmp_update.c b/xorriso/cmp_update.c
index 3fbdbd58..021c8820 100644
--- a/xorriso/cmp_update.c
+++ b/xorriso/cmp_update.c
@@ -74,7 +74,7 @@ int Xorriso_compare_2_contents(struct XorrisO *xorriso, char *common_adr,
    sprintf(respt, "- %s (DISK) : cannot open() : %s\n",
            disk_adr, strerror(errno));
 cannot_address:;
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    (*result)|= 2048;
    {ret= 0; goto ex;}
@@ -106,7 +106,7 @@ cannot_address:;
    ret= Xorriso_iso_file_open(xorriso, iso_adr, NULL, &stream2, 0);
    if(ret<=0) {
      sprintf(respt, "- %s  (ISO) : cannot open() file in ISO image\n",iso_adr);
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      close(fd1);
      (*result)|= 4096;
@@ -156,7 +156,7 @@ cannot_address:;
      if(disk_size > r1count + r1 + offset) {
        sprintf(respt, "- %s (DISK) : early EOF after %.f bytes\n",
                disk_adr, (double) r1count);
-       if(!(flag&(1<<31)))
+       if(!(flag&(1u<<31)))
          Xorriso_result(xorriso,0);
        (*result)|= 8196;
      }
@@ -169,7 +169,7 @@ cannot_address:;
      if(iso_size > r2count + r2) {
        sprintf(respt, "- %s  (ISO) : early EOF after %.f bytes\n",
                iso_adr, (double) r2count);
-       if(!(flag&(1<<31)))
+       if(!(flag&(1u<<31)))
          Xorriso_result(xorriso,0);
        (*result)|= (1<<14);
      }
@@ -180,7 +180,7 @@ cannot_address:;
      if(disk_size > r1count + r1 + offset) {
        sprintf(respt, "- %s (DISK) : early EOF after %.f bytes\n",
                disk_adr, (double) r1count);
-       if(!(flag&(1<<31)))
+       if(!(flag&(1u<<31)))
          Xorriso_result(xorriso,0);
        (*result)|= 8196;
      }
@@ -205,7 +205,7 @@ cannot_address:;
    if(!(flag&(1<<29))) {
      xorriso->pacifier_count+= r1;
      xorriso->pacifier_byte_count+= r1;
-     if(flag&(1<<31))
+     if(flag&(1u<<31))
        Xorriso_pacifier_callback(xorriso, "content bytes read",
                                  xorriso->pacifier_count, 0, "", 8);
      else
@@ -229,7 +229,7 @@ cannot_address:;
        sprintf(offset_text, "%.f+", (double) offset);
      sprintf(respt, "%s %s  :  differs by MD5 sums.\n",
              common_adr, (flag&1 ?  "CONTENT": "content"));
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= (1<<15);
    }
@@ -246,7 +246,7 @@ cannot_address:;
    sprintf(respt, "%s %s  :  differs by at least %.f bytes. First at %s%.f\n",
            common_adr, (flag&1 ?  "CONTENT": "content"),
            dcount, offset_text, (double) first_diff);
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    (*result)|= (1<<15);
  }
@@ -339,7 +339,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
      Text_shellsafe(disk_adr, respt, 1);
      sprintf(respt + strlen(respt), " (DISK) : exluded by %s\n",
              (ret==1 ? "-not_paths" : "-not_leaf"));
-     if(! (flag & ((1 << 31) | (1 << 26))))
+     if(! (flag & ((1u << 31) | (1 << 26))))
        Xorriso_result(xorriso,0);
      missing= 1;
      (*result)|= 1;
@@ -355,7 +355,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
      Text_shellsafe(disk_adr, respt, 1);
      sprintf(respt + strlen(respt),
              " (DISK) : cannot lstat() : %s\n", strerror(errno));
-     if(! (flag & ((1 << 31) | (1 << 26))))
+     if(! (flag & ((1u << 31) | (1 << 26))))
        Xorriso_result(xorriso,0);
      missing= 1;
      (*result)|= 1;
@@ -384,7 +384,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
    strcpy(respt, "? ");
    Text_shellsafe(iso_adr, respt, 1);
    strcat(respt, "  (ISO) : cannot find this file in ISO image\n");
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    missing= 1;
    (*result)|= 2;
@@ -410,7 +410,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
      sprintf(respt, "%s st_mode  :  %7.7o  <>  %7.7o\n",
              a, (unsigned int) (s1.st_mode & ~S_IFMT),
                 (unsigned int) (s2.st_mode & ~S_IFMT));
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= 4;
    }
@@ -418,7 +418,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
    if((s1.st_mode&S_IFMT)!=(s2.st_mode&S_IFMT)) {
      sprintf(respt, "%s type     :  %s  <>  %s\n",
              a, Ftypetxt(s1.st_mode, 0), Ftypetxt(s2.st_mode, 0));
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= 8;
      if((s1.st_mode&S_IFMT) == S_IFLNK) {
@@ -458,7 +458,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
    if((*result) & (1 << 19)) {
      sprintf(respt, "%s ACL      :  %d difference%s\n",
              a, diff_count, diff_count == 1 ? "" : "s");
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
    }
  }
@@ -479,7 +479,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
      (*result)|= (1 << 20);
      sprintf(respt, "%s xattr    :  %d difference%s\n",
              a, diff_count, diff_count == 1 ? "" : "s");
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
    }
  }
@@ -487,14 +487,14 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
  if(s1.st_uid != s2.st_uid) {
    sprintf(respt, "%s st_uid   :   %lu  <>  %lu\n", a,
            (unsigned long) s1.st_uid, (unsigned long) s2.st_uid);
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    (*result)|= 16;
  }
  if(s1.st_gid != s2.st_gid) {
    sprintf(respt, "%s st_gid   :   %lu  <>  %lu\n", a,
            (unsigned long) s1.st_gid, (unsigned long) s2.st_gid);
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    (*result)|= 32;
  }
@@ -504,7 +504,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
      sprintf(respt, "%s %s st_rdev  :  %lu  <>  %lu\n", a,
             (S_ISCHR(s1.st_mode) ? "S_IFCHR" : "S_IFBLK"),
             (unsigned long) s1.st_rdev, (unsigned long) s1.st_rdev);
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= 64;
    }
@@ -514,7 +514,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
    sprintf(respt, "%s st_size  :  %.f  <>  %.f      diff= %.f\n",
           a, (double) s1.st_size, (double) s2.st_size,
           ((double) s1.st_size) - (double) s2.st_size);
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    (*result)|= 128;
  }
@@ -523,7 +523,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
            a, Ftimetxt(s1.st_mtime, ttx1, 0),
               Ftimetxt(s2.st_mtime, ttx2, 0),
               ((double) s1.st_mtime) - (double) s2.st_mtime);
-   if(!(flag&(1<<31)))
+   if(!(flag&(1u<<31)))
      Xorriso_result(xorriso,0);
    (*result)|= 256;
  }
@@ -533,7 +533,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
              a, Ftimetxt(s1.st_atime, ttx1, 0), 
                 Ftimetxt(s2.st_atime, ttx2, 0),
                 ((double) s1.st_atime) - (double) s2.st_atime);
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= 512;
    }
@@ -544,7 +544,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
              a, Ftimetxt(s1.st_ctime, ttx1, 0),
                 Ftimetxt(s2.st_ctime, ttx2, 0),
                 ((double) s1.st_ctime) - (double) s2.st_ctime);
-     if(!(flag&(1<<31)))
+     if(!(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= 1024;
    }
@@ -573,7 +573,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
             !((*result) & (8 | 128 | 256 | 512 | 1024))) {
            sprintf(respt,
             "%s content  :  node timestamp younger than image timestamp\n", a);
-           if((xorriso->do_aaip & 32) && !(flag&(1<<31)))
+           if((xorriso->do_aaip & 32) && !(flag&(1u<<31)))
              Xorriso_result(xorriso,0);
            stamp= s2.st_mtime;
            if((flag & 1) && s2.st_atime >= stamp)
@@ -584,19 +584,19 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
                    a, Ftimetxt(stamp, ttx1, 3 << 1),
                    Ftimetxt(xorriso->isofs_st_in, ttx2, 3 << 1),
                    ((double) stamp) - (double) xorriso->isofs_st_in);
-           if((xorriso->do_aaip & 32) && !(flag&(1<<31)))
+           if((xorriso->do_aaip & 32) && !(flag&(1u<<31)))
              Xorriso_result(xorriso,0);
          }
          sprintf(respt,
           "%s content  :  assuming inequality due to size or timestamps\n", a);
-         if((xorriso->do_aaip & 32) && !(flag&(1<<31)))
+         if((xorriso->do_aaip & 32) && !(flag&(1u<<31)))
            Xorriso_result(xorriso,0);
        }
      }
    } else if(ret == 1) { /* mismatch */
      (*result)|= (1 << 21);
      sprintf(respt, "%s dev_ino  :  differing\n", a);
-     if((xorriso->do_aaip & 32) && !(flag&(1<<31)))
+     if((xorriso->do_aaip & 32) && !(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
 
      if((xorriso->do_aaip & 64) && S_ISREG(s1.st_mode) && S_ISREG(s2.st_mode)){
@@ -605,12 +605,12 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
        (*result)|= (1 << 15); /* content bytes differ */
        sprintf(respt,
              "%s content  :  assuming inequality after dev_ino mismatch\n", a);
-       if((xorriso->do_aaip & 32) && !(flag&(1<<31)))
+       if((xorriso->do_aaip & 32) && !(flag&(1u<<31)))
          Xorriso_result(xorriso,0);
      }
    } else {
      sprintf(respt, "%s dev_ino  :  no dev_ino stored with image node\n", a);
-     if((xorriso->do_aaip & 32) && !(flag&(1<<31)))
+     if((xorriso->do_aaip & 32) && !(flag&(1u<<31)))
        Xorriso_result(xorriso,0);
      (*result)|= (1 << 22);
    }
@@ -634,7 +634,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
        ret= Xorriso_compare_2_contents(xorriso, a, disk_adr, s1.st_size,
                                        offset, bytes,
                                        part_path, stbuf.st_size, result,
-                        (s1.st_mtime==s2.st_mtime) | (flag&((1<<29)|(1<<31))));
+                       (s1.st_mtime==s2.st_mtime) | (flag&((1<<29)|(1u<<31))));
        if(ret<0)
          was_error= 1;
      }
@@ -642,7 +642,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
        sprintf(xorriso->info_text,
                "- %s/* (ISO) : Not all split parts present (%d of %d)\n",
                iso_adr, split_count, total_parts);
-       if(!(flag&(1<<31)))
+       if(!(flag&(1u<<31)))
          Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 1);
        (*result)|= 1<<18;
      }
@@ -650,7 +650,7 @@ int Xorriso_compare_2_files(struct XorrisO *xorriso, char *disk_adr,
      ret= Xorriso_compare_2_contents(xorriso, a, disk_adr, s1.st_size,
                                      (off_t) 0, s1.st_size,
                                      iso_adr, s2.st_size, result,
-                        (s1.st_mtime==s2.st_mtime) | (flag&((1<<29)|(1<<31))));
+                       (s1.st_mtime==s2.st_mtime) | (flag&((1<<29)|(1u<<31))));
      if(ret<0)
        was_error= 1;
    }
@@ -746,7 +746,7 @@ int Xorriso_find_compare(struct XorrisO *xorriso, void *boss_iter, void *node,
                (xorriso->do_follow_param && !(flag&2))) <<28;
  ret= Xorriso_compare_2_files(xorriso, disk_path, iso_path, "", &result,
                         2 | follow_links | ((!!(flag & 4)) << 26)
-                        | ((!(flag&2))<<27) | ((flag&1)<<31));
+                        | ((!(flag&2))<<27) | (((unsigned)(flag&1))<<31));
                                             /* was once: | ((!(flag&1))<<29) */
  if(ret<xorriso->find_compare_result)
    xorriso->find_compare_result= ret;
diff --git a/xorriso/disk_ops.c b/xorriso/disk_ops.c
index caf45959..c4d237bc 100644
--- a/xorriso/disk_ops.c
+++ b/xorriso/disk_ops.c
@@ -1189,7 +1189,7 @@ int Xorriso_findx_action(struct XorrisO *xorriso, struct FindjoB *job,
      ret= 1;
  } else if(action==18) { /* add_missing */
    ret= Xorriso_compare_2_files(xorriso, abs_path, iso_path, abs_path+dpl,
-                                &compare_result, 4|(1<<31));
+                                &compare_result, 4|(1u<<31));
    if(ret<xorriso->find_compare_result)
      xorriso->find_compare_result= ret;
    if(ret==0) {
diff --git a/xorriso/drive_mgt.c b/xorriso/drive_mgt.c
index 94a426b6..49b43b20 100644
--- a/xorriso/drive_mgt.c
+++ b/xorriso/drive_mgt.c
@@ -360,7 +360,7 @@ int Xorriso_aquire_drive(struct XorrisO *xorriso, char *adr, char *show_adr,
    }
 
    if(flag&1)
-     if(xorriso->image_start_mode&(1<<31)) /* used up setting */
+     if(xorriso->image_start_mode&(1u<<31)) /* used up setting */
        xorriso->image_start_mode= 0; /* no need to perform auto setting */
    if(flag & 1)
      xorriso->indev_is_exclusive= xorriso->drives_exclusive;
@@ -380,7 +380,7 @@ int Xorriso_aquire_drive(struct XorrisO *xorriso, char *adr, char *show_adr,
  state= isoburn_disc_get_status(drive);
  Xorriso_process_msg_queues(xorriso,0);
  if(flag&1) {
-   if(xorriso->image_start_mode&(1<<31)) /* used up setting */
+   if(xorriso->image_start_mode&(1u<<31)) /* used up setting */
      xorriso->image_start_mode&= ~0xffff; /* perform auto setting */
    if((xorriso->image_start_mode&(1<<30))) { /* if enabled at all */
      adr_pt= xorriso->image_start_value;
@@ -410,10 +410,10 @@ int Xorriso_aquire_drive(struct XorrisO *xorriso, char *adr, char *show_adr,
                            !!(xorriso->image_start_mode & (1<<16)));
      if(ret<=0)
        goto ex;
-     if(xorriso->image_start_mode&(1<<31))
+     if(xorriso->image_start_mode&(1u<<31))
        xorriso->image_start_mode= 0; /* disable msc1 setting completely */
      else
-       xorriso->image_start_mode|= (1<<31); /* mark as used up */
+       xorriso->image_start_mode|= (1u<<31); /* mark as used up */
    }
  }
  if(flag&1) {
diff --git a/xorriso/emulators.c b/xorriso/emulators.c
index b4314b13..6267f003 100644
--- a/xorriso/emulators.c
+++ b/xorriso/emulators.c
@@ -1782,7 +1782,7 @@ illegal_c:;
      /* Memorize command until all pathspecs are processed */
      delay_opt_list[delay_opt_count++]= i;
      if(argv[i] != argpt)
-       delay_opt_list[delay_opt_count - 1]|= 1<<31;
+       delay_opt_list[delay_opt_count - 1]|= 1u<<31;
      i+= arg_count;
    } else if(strcmp(argpt, "-hfsplus") == 0) {
      /* was already handled in first argument scan */;
@@ -1936,7 +1936,7 @@ not_enough_args:;
              strcmp(argpt, "-part_like_isohybrid")==0) {
      delay_opt_list[delay_opt_count++]= i;
      if(argv[i] != argpt)
-       delay_opt_list[delay_opt_count - 1]|= 1<<31;
+       delay_opt_list[delay_opt_count - 1]|= 1u<<31;
    } else if(strcmp(argpt, "-b") == 0 ||
              strcmp(argpt, "-eltorito-boot") == 0 ||
              strcmp(argpt, "-eltorito-platform") == 0 ||
@@ -1966,7 +1966,7 @@ not_enough_args:;
        goto not_enough_args;
      delay_opt_list[delay_opt_count++]= i;
      if(argv[i] != argpt)
-       delay_opt_list[delay_opt_count - 1]|= 1<<31;
+       delay_opt_list[delay_opt_count - 1]|= 1u<<31;
      i++;
    } else if(strncmp(argpt, "--modification-date=", 20)==0) {
      ret= Xorriso_option_volume_date(xorriso, "uuid", argpt + 20, 0);
@@ -2442,8 +2442,8 @@ problem_handler_2:;
  /* After all pathspecs are added: perform delayed options, mostly boot related
  */
  for(j= 0; j < delay_opt_count; j++) {
-   i= delay_opt_list[j] & ~(1 << 31);
-   if(delay_opt_list[j] & (1 << 31))
+   i= delay_opt_list[j] & ~(1u << 31);
+   if(delay_opt_list[j] & (1u << 31))
      argpt= argv[i] + 1;
    else
      argpt= argv[i];
diff --git a/xorriso/iso_manip.c b/xorriso/iso_manip.c
index d659ffc3..af7b1ee4 100644
--- a/xorriso/iso_manip.c
+++ b/xorriso/iso_manip.c
@@ -1584,7 +1584,7 @@ ex:;
  if(sub_path!=NULL)
    free(sub_path);
  Xorriso_findi_iter(xorriso, (IsoDir *) victim_node, &mem, &iter,
-                    &node_array, &node_count, &node_idx, &node, (1<<31));
+                    &node_array, &node_count, &node_idx, &node, (1u<<31));
  return(ret);
 } 
 
@@ -2582,7 +2582,7 @@ cannot_iter:;
    }
  }
 
- if(flag&(1<<31)) {
+ if(flag&(1u<<31)) {
    if(*node_count>=0 && *node_array!=NULL) {
      for(i= 0; i<*node_count; i++)
        iso_node_unref((*node_array)[i]);
@@ -2597,7 +2597,7 @@ cannot_iter:;
    }
  }
 
- if(flag&(1|(1<<31))) 
+ if(flag&(1|(1u<<31))) 
    return(1);
  if(*node_count>=0) {
    /* return next node_array element */
@@ -3545,7 +3545,7 @@ ex:;
  Xorriso_process_msg_queues(xorriso,0);
 
  Xorriso_findi_iter(xorriso, dir_node, &mem, &iter, &node_array, &node_count,
-                    &node_idx, &node, (1<<31));
+                    &node_idx, &node, (1u<<31));
  if(ret<=0)
    return(ret);
  if(deleted)
diff --git a/xorriso/opts_p_z.c b/xorriso/opts_p_z.c
index 67a12c8a..3d909ece 100644
--- a/xorriso/opts_p_z.c
+++ b/xorriso/opts_p_z.c
@@ -694,7 +694,7 @@ int Xorriso_option_rollback(struct XorrisO *xorriso, int flag)
  ret= Xorriso_give_up_drive(xorriso, 1|8);
  if(ret<=0)
    goto ex;
- xorriso->image_start_mode&= ~(1<<31); /* reactivate eventual -load address */
+ xorriso->image_start_mode&= ~(1u<<31); /* reactivate eventual -load address */
  ret= Xorriso_option_dev(xorriso, indev, 1|4);
 ex:;
  Xorriso_free_meM(indev);
diff --git a/xorriso/read_run.c b/xorriso/read_run.c
index 2ae8db3b..c09a5844 100644
--- a/xorriso/read_run.c
+++ b/xorriso/read_run.c
@@ -1509,7 +1509,7 @@ ex:
  if(link_target!=NULL)
    free(link_target);
  Xorriso_findi_iter(xorriso, dir, &mem, &iter, &node_array, &node_count,
-                    &node_idx, &node, (1<<31));
+                    &node_idx, &node, (1u<<31));
 
  Xorriso_process_msg_queues(xorriso,0);
 
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index f4b8f6e3..e88161db 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2019.08.12.152719"
+#define Xorriso_timestamP "2019.08.12.190808"