File netpbm-security-scripts.patch of Package netpbm

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File netpbm-security-scripts.patch of Package netpbm (Revision a374c76be0fa8c7d2e9ce9cd3e0178c9)

Currently displaying revision a374c76be0fa8c7d2e9ce9cd3e0178c9 , Show latest

Index: netpbm-10.93.0/editor/ppmfade
===================================================================
--- netpbm-10.93.0.orig/editor/ppmfade	2020-12-29 11:04:15.768844529 +0100
+++ netpbm-10.93.0/editor/ppmfade	2020-12-29 11:06:05.909522666 +0100
@@ -40,6 +40,7 @@ exec perl -w -x -S -- "$0" "$@"
 #
 ##############################################################################
 use strict;
+use File::Temp "tempdir";
 
 sub doVersionHack($) {
     my ($argvR) = @_;
@@ -149,20 +150,26 @@ if ($first_file ne "undefined") {
 
 print("Frames are " . $width . "W x " . $height . "H\n");
 
+#
+# We create a tmp-directory right here
+#
+my $tmpdir = tempdir("ppmfade.XXXXXX", CLEANUP => 1);
+
+
 if ($first_file eq "undefined") {
     print "Fading from black to ";
-    system("ppmmake \\#000 $width $height >junk1$$.ppm");
+    system("ppmmake \\#000 $width $height >$tmpdir/junk1$$.ppm");
 } else {
     print "Fading from $first_file to ";
-    system("cp", $first_file, "junk1$$.ppm");
+    system("cp", $first_file, "$tmpdir/junk1$$.ppm");
 }
 
 if ($last_file eq "undefined") {
     print "black.\n";
-    system("ppmmake \\#000 $width $height >junk2$$.ppm");
+    system("ppmmake \\#000 $width $height >$tmpdir/junk2$$.ppm");
 } else {
     print "$last_file\n";
-    system("cp", $last_file, "junk2$$.ppm");
+    system("cp", $last_file, "$tmpdir/junk2$$.ppm");
 }
 
 #
@@ -170,14 +177,14 @@ if ($last_file eq "undefined") {
 #
 
 # Here's what our temporary files are:
-#   junk1$$.ppm: The original (fade-from) image
-#   junk2$$.ppm: The target (fade-from) image
-#   junk3$$.ppm: The frame of the fade for the current iteration of the 
-#                the for loop.
-#   junk1a$$.ppm: If the fade involves a ppmmix sequence from one intermediate
-#                 image to another, this is the first frame of that 
-#                 sequence.
-#   junk2a$$.ppm: This is the last frame of the above-mentioned ppmmix sequence
+#   $tmpdir/junk1$$.ppm: The original (fade-from) image
+#   $tmpdir/junk2$$.ppm: The target (fade-from) image
+#   $tmpdir/junk3$$.ppm: The frame of the fade for the current iteration of the 
+#                	 the for loop.
+#   $tmpdir/junk1a$$.ppm: If the fade involves a ppmmix sequence from one intermediate
+#                         image to another, this is the first frame of that 
+#                         sequence.
+#   $tmpdir/junk2a$$.ppm: This is the last frame of the above-mentioned ppmmix sequence
 
 my $i;    # Frame number
 for ($i = 1; $i <= $nframes; $i++) {
@@ -185,147 +192,147 @@ for ($i = 1; $i <= $nframes; $i++) {
     if ($mode eq $SPREAD) {
         if ($i <= 10) {
             my $n = $spline20[$i] * 100;
-            system("ppmspread $n junk1$$.ppm >junk3$$.ppm");
+            system("ppmspread $n $tmpdir/junk1$$.ppm >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n;
             $n = $spline20[$i] * 100;
-            system("ppmspread $n junk1$$.ppm >junk1a$$.ppm");
+            system("ppmspread $n $tmpdir/junk1$$.ppm >$tmpdir/junk1a$$.ppm");
             $n = (1-$spline20[$i-10]) * 100;
-            system("ppmspread $n junk2$$.ppm >junk2a$$.ppm");
+            system("ppmspread $n $tmpdir/junk2$$.ppm >$tmpdir/junk2a$$.ppm");
             $n = $spline10[$i-10];
-            system("ppmmix $n junk1a$$.ppm junk2a$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1a$$.ppm $tmpdir/junk2a$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = (1-$spline20[$i-10])*100;
-            system("ppmspread $n junk2$$.ppm >junk3$$.ppm");
+            system("ppmspread $n $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
         }
     } elsif ($mode eq $SHIFT) {
         if ($i <= 10) {
             my $n = $spline20[$i] * 100;
-            system("ppmshift $n junk1$$.ppm >junk3$$.ppm");
+            system("ppmshift $n $tmpdir/junk1$$.ppm >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n;
             $n = $spline20[$i] * 100;
-            system("ppmshift $n junk1$$.ppm >junk1a$$.ppm");
+            system("ppmshift $n $tmpdir/junk1$$.ppm >$tmpdir/junk1a$$.ppm");
             $n = (1-$spline20[$i-10])*100;
-            system("ppmshift $n junk2$$.ppm >junk2a$$.ppm");
+            system("ppmshift $n $tmpdir/junk2$$.ppm >$tmpdir/junk2a$$.ppm");
             $n = $spline10[$i-10];
-            system("ppmmix $n junk1a$$.ppm junk2a$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1a$$.ppm $tmpdir/junk2a$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = (1-$spline20[$i-10]) * 100;
-            system("ppmshift $n junk2$$.ppm >junk3$$.ppm");
+            system("ppmshift $n $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
         }
     } elsif ($mode eq $RELIEF) {
         if ($i == 1) {
-            system("ppmrelief junk1$$.ppm >junk1r$$.ppm");
+            system("ppmrelief $tmpdir/junk1$$.ppm >$tmpdir/junk1r$$.ppm");
         }
         if ($i <= 10) {
             my $n = $spline10[$i];
-            system("ppmmix $n junk1$$.ppm junk1r$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1$$.ppm $tmpdir/junk1r$$.ppm >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n = $spline10[$i-10];
-            system("ppmmix $n junk1r$$.ppm junk2r$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1r$$.ppm $tmpdir/junk2r$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = $spline10[$i-20];
-            system("ppmmix $n junk2r$$.ppm junk2$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk2r$$.ppm $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
         }
         if ($i == 10) {
-            system("ppmrelief junk2$$.ppm >junk2r$$.ppm");
+            system("ppmrelief $tmpdir/junk2$$.ppm >$tmpdir/junk2r$$.ppm");
         }
     } elsif ($mode eq $OIL) {
         if ($i == 1) {
-            system("ppmtopgm junk1$$.ppm | pgmoil >junko$$.ppm");
-            system("rgb3toppm junko$$.ppm junko$$.ppm junko$$.ppm " .
-                   ">junk1o$$.ppm");
+            system("ppmtopgm $tmpdir/junk1$$.ppm | pgmoil >$tmpdir/junko$$.ppm");
+            system("rgb3toppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm " .
+                   ">$tmpdir/junk1o$$.ppm");
         }
         if ($i <= 10) {
             my $n = $spline10[$i];
-            system("ppmmix $n junk1$$.ppm junk1o$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1$$.ppm $tmpdir/junk1o$$.ppm >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n = $spline10[$i-10];
-            system("ppmmix $n junk1o$$.ppm junk2o$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1o$$.ppm $tmpdir/junk2o$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = $spline10[$i-20];
-            system("ppmmix $n junk2o$$.ppm junk2$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk2o$$.ppm $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
         }
         if ($i == 10) {
-            system("ppmtopgm junk2$$.ppm | pgmoil >junko$$.ppm");
-            system("rgb3toppm junko$$.ppm junko$$.ppm junko$$.ppm " .
-                   ">junk2o$$.ppm");
+            system("ppmtopgm $tmpdir/junk2$$.ppm | pgmoil >$tmpdir/junko$$.ppm");
+            system("rgb3toppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm " .
+                   ">$tmpdir/junk2o$$.ppm");
         }
     } elsif ($mode eq $EDGE) {
         if ($i == 1) {
-            system("ppmtopgm junk1$$.ppm | pgmedge >junko$$.ppm");
-            system("rgb3toppm junko$$.ppm junko$$.ppm junko$$.ppm " .
-                   ">junk1o$$.ppm");
+            system("ppmtopgm $tmpdir/junk1$$.ppm | pgmedge >$tmpdir/junko$$.ppm");
+            system("rgb3toppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm " .
+                   ">$tmpdir/junk1o$$.ppm");
         }
         if ($i <= 10) {
             my $n = $spline10[$i];
-            system("ppmmix $n junk1$$.ppm junk1o$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1$$.ppm $tmpdir/junk1o$$.ppm >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n = $spline10[$i-10];
-            system("ppmmix $n junk1o$$.ppm junk2o$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1o$$.ppm $tmpdir/junk2o$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = $spline10[$i-20];
-            system("ppmmix $n junk2o$$.ppm junk2$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk2o$$.ppm $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
         }
         if ($i == 10) {
-            system("ppmtopgm junk2$$.ppm | pgmedge >junko$$.ppm");
-            system("rgb3toppm junko$$.ppm junko$$.ppm junko$$.ppm " .
-                   ">junk2o$$.ppm");
+            system("ppmtopgm $tmpdir/junk2$$.ppm | pgmedge >$tmpdir/junko$$.ppm");
+            system("rgb3toppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm " .
+                   ">$tmpdir/junk2o$$.ppm");
         } 
     } elsif ($mode eq $BENTLEY) {
         if ($i == 1) {
-            system("ppmtopgm junk1$$.ppm | pgmbentley >junko$$.ppm");
-            system("rgb3toppm junko$$.ppm junko$$.ppm junko$$.ppm " .
-                   ">junk1o$$.ppm");
+            system("ppmtopgm $tmpdir/junk1$$.ppm | pgmbentley >$tmpdir/junko$$.ppm");
+            system("rgb3toppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm " .
+                   ">$tmpdir/junk1o$$.ppm");
         }
         if ($i <= 10) {
             my $n = $spline10[$i];
-            system("ppmmix $n junk1$$.ppm junk1o$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1$$.ppm $tmpdir/junk1o$$.ppm >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n = $spline10[$i-10];
-            system("ppmmix $n junk1o$$.ppm junk2o$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1o$$.ppm $tmpdir/junk2o$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = $spline10[$i-20];
-            system("ppmmix $n junk2o$$.ppm junk2$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk2o$$.ppm $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
         }
         if ($i == 10) {
-            system("ppmtopgm junk2$$.ppm | pgmbentley >junko$$.ppm");
-            system("rgb3toppm junko$$.ppm junko$$.ppm junko$$.ppm " .
-                   ">junk2o$$.ppm");
+            system("ppmtopgm $tmpdir/junk2$$.ppm | pgmbentley >$tmpdir/junko$$.ppm");
+            system("rgb3toppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm $tmpdir/junko$$.ppm " .
+                   ">$tmpdir/junk2o$$.ppm");
         }
     } elsif ($mode eq $BLOCK) {
         if ($i <= 10) {
             my $n = 1 - 1.9*$spline20[$i];
-            system("pamscale $n junk1$$.ppm | " .
-                   "pamscale -width $width -height $height >junk3$$.ppm");
+            system("pamscale $n $tmpdir/junk1$$.ppm | " .
+                   "pamscale -width $width -height $height >$tmpdir/junk3$$.ppm");
         } elsif ($i <= 20) {
             my $n = $spline10[$i-10];
-            system("ppmmix $n junk1a$$.ppm junk2a$$.ppm >junk3$$.ppm");
+            system("ppmmix $n $tmpdir/junk1a$$.ppm $tmpdir/junk2a$$.ppm >$tmpdir/junk3$$.ppm");
         } else {
             my $n = 1 - 1.9*$spline20[31-$i];
-            system("pamscale $n junk2$$.ppm | " .
-                   "pamscale -width $width -height $height >junk3$$.ppm");
+            system("pamscale $n $tmpdir/junk2$$.ppm | " .
+                   "pamscale -width $width -height $height >$tmpdir/junk3$$.ppm");
         }
         if ($i == 10) {
-            system("cp", "junk3$$.ppm", "junk1a$$.ppm");
-            system("pamscale $n junk2$$.ppm | " .
-                   "pamscale -width $width -height $height >junk2a$$.ppm");
+            system("cp", "$tmpdir/junk3$$.ppm", "$tmpdir/junk1a$$.ppm");
+            system("pamscale $n $tmpdir/junk2$$.ppm | " .
+                   "pamscale -width $width -height $height >$tmpdir/junk2a$$.ppm");
         }    
     } elsif ($mode eq $MIX) {
         my $fade_factor = sqrt(1/($nframes-$i+1));
-        system("ppmmix $fade_factor junk1$$.ppm junk2$$.ppm >junk3$$.ppm");
+        system("ppmmix $fade_factor $tmpdir/junk1$$.ppm $tmpdir/junk2$$.ppm >$tmpdir/junk3$$.ppm");
     } else {
         print("Internal error: impossible mode value '$mode'\n");
     }
 
     my $outfile = sprintf("%s.%04d.ppm", $base_name, $i);
-    system("cp", "junk3$$.ppm", $outfile);
+    system("cp", "$tmpdir/junk3$$.ppm", $outfile);
 }
 
 #
 #  Clean up shop.
 #
-system("rm junk*$$.ppm");
+system("rm $tmpdir/junk*$$.ppm");
 
 exit(0);
Index: netpbm-10.93.0/editor/ppmshadow
===================================================================
--- netpbm-10.93.0.orig/editor/ppmshadow	2020-12-29 11:04:15.768844529 +0100
+++ netpbm-10.93.0/editor/ppmshadow	2020-12-29 11:06:05.909522666 +0100
@@ -194,9 +194,10 @@ my $tmpdir = $ENV{TMPDIR} || "/tmp";
 my $ourtmp;
 
 if ($keeptemp) {
-    $ourtmp = "$tmpdir/ppmshadow$$";
-    mkdir($ourtmp, 0777) or
-        die("Unable to create directory for temporary files '$ourtmp");
+  chomp($ourtmp = `mktemp -d -t PPMshadow.XXXXXX`);
+  if ($? >> 8) {
+    die "Can't create directory for temporary files";
+  }
 } else {
     $ourtmp = File::Temp::tempdir("$tmpdir/ppmshadowXXXX", UNLINK=>1);
 }

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File netpbm-security-scripts.patch of Package netpbm (Revision a374c76be0fa8c7d2e9ce9cd3e0178c9)

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