[LON-CAPA-cvs] cvs: loncom /interface printout.pl

[raeburn]

raeburn		Sun Dec  7 21:27:06 2025 EDT

  Modified files:              
    /loncom/interface	printout.pl 
  Log:
  - unlink each .ps file used as the input for the next stage of PDF 
    generation, when that stage is complete.
  
  
Index: loncom/interface/printout.pl
diff -u loncom/interface/printout.pl:1.177 loncom/interface/printout.pl:1.178
--- loncom/interface/printout.pl:1.177	Sat Nov  9 16:08:15 2024
+++ loncom/interface/printout.pl	Sun Dec  7 21:27:06 2025
@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 # CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc.
 #
-# $Id: printout.pl,v 1.177 2024/11/09 16:08:15 raeburn Exp $
+# $Id: printout.pl,v 1.178 2025/12/07 21:27:06 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -472,9 +472,15 @@
 	  
 
 	  #LaTeX successfully parsed tex file 
+          my ($printfor,$file_id);
+          $printfor = $env{'user.name'}.'_'.$env{'user.domain'};
+          if ($name_file =~ /^\Q$printfor\E_printout_(.+)\.tex$/) {
+              $file_id = $1;
+          }
 	  $name_file =~ s/\.tex/\.dvi/;
 	  my $new_name_file = $name_file;
 	  $new_name_file =~ s/\.dvi/\.ps/;
+          my $name_file_ps = $new_name_file;
 # Explicitly include a switch for papertype, otherwise dvips will default
 # to whatever is listed first in config.ps (which in most cases is a4).
 	  my $papera;
@@ -633,12 +639,24 @@
 		  &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
 				     "for $status_statement now Modifying PS layout",
 				     \%prog_state,$tempo_file);
+                  # unlink ps file after use as it can be large
+                  if ($name_file_ps eq $printfor.'_printout_'.$file_id.'.ps') {
+                      if (-e $name_file_ps) {
+                          unlink($name_file_ps);
+                      }
+                  }
 	      } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
 		  $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)" '.$new_name_file;
 		  &debug("PSTOPS command: $comma ");
 		  &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
 				     "for $status_statement now Modifying PS layout",
-				     \%prog_state,$tempo_file); 
+				     \%prog_state,$tempo_file);
+                  # unlink ps file after use as it can be large
+                  if ($name_file_ps eq $printfor.'_printout_'.$file_id.'.ps') {
+                      if (-e $name_file_ps) {
+                          unlink($name_file_ps);
+                      }
+                  }
 	      } else {
 		  $ps_file=$new_name_file;
 	      }
@@ -661,11 +679,21 @@
 	      }
 	      close(FFH);
 	      close(FFHS);
-	      $ps_file=$new_ps_file;	  
+              # unlink ps file after use as it can be large
+              if ($ps_file =~ m{^\Q$printfor\E_printout_\Q$file_id\E(|temporar)\.ps$}) {
+                  if (-e $ps_file) {
+                      unlink($ps_file);
+                  }
+              }
+              $ps_file=$new_ps_file;
 	      &busy_wait_command("ps2pdf13 $ps_file $pdf_file 1>/dev/null 2>/dev/null",
 				 "for $status_statement now Converting PS to PDF",
 				 \%prog_state,$pdf_file);
-	    
+              # unlink ps file after use as it can be large
+              if ($ps_file =~ m{^new\Q$printfor\E_printout_\Q$file_id\E(|temporar)\.ps$}) {
+                  unlink($ps_file);
+              }
+
 	      my $texlog = $texfile;
 	      my $texaux = $texfile;
 	      my $texdvi = $texfile;
@@ -685,7 +713,7 @@
 	  }
 	  unlink($missfonts_file);
 
-      }  
+      }
   } else {
       print
           '<p class="LC_error">'