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path: root/source/l/netpbm/netpbm-security-scripts.patch
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-rw-r--r--source/l/netpbm/netpbm-security-scripts.patch267
1 files changed, 267 insertions, 0 deletions
diff --git a/source/l/netpbm/netpbm-security-scripts.patch b/source/l/netpbm/netpbm-security-scripts.patch
new file mode 100644
index 00000000..0ba822ad
--- /dev/null
+++ b/source/l/netpbm/netpbm-security-scripts.patch
@@ -0,0 +1,267 @@
+diff --git a/editor/ppmfade b/editor/ppmfade
+index dcd7bf2..5091651 100755
+--- a/editor/ppmfade
++++ b/editor/ppmfade
+@@ -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);
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-29 20:00:30 +0000