From 0d2f83bc883446eedeb765ae89e05941b149c724 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Mon, 20 Jan 2014 18:52:01 -0500
Subject: v4 v5: sysenv for texpdf, fix for when tex to pdf generator is absent

---
 lib/sisu/v4/sysenv.rb | 9 ++++-----
 lib/sisu/v5/sysenv.rb | 9 ++++-----
 2 files changed, 8 insertions(+), 10 deletions(-)

(limited to 'lib/sisu')

diff --git a/lib/sisu/v4/sysenv.rb b/lib/sisu/v4/sysenv.rb
index bcd7c09d..eda1ad46 100644
--- a/lib/sisu/v4/sysenv.rb
+++ b/lib/sisu/v4/sysenv.rb
@@ -822,11 +822,11 @@ module SiSU_Env
       : (STDERR.puts "\t*WARN* #{program} is not installed #{program_ref}")
     end
     def tex2pdf_engine
-      prog=['xetex','xelatex','pdflatex','pdfetex','pdftex']
+      progs=['xetex','xelatex','pdflatex','pdfetex','pdftex']
       @pdfetex_flag=false
       @cmd ||=''
       @texpdf=nil
-      prog.each do |program|
+      progs.each do |program|
         if program_found?(program)
           @texpdf=program if program =~/xetex|xelatex|pdftex|pdflatex/
           @pdfetex_flag=true
@@ -834,7 +834,7 @@ module SiSU_Env
         end
       end
       if @pdfetex_flag==false
-        @texpdf=prog.join(', ')
+        @texpdf=progs.join(', ')
       end
       @texpdf
     end
@@ -846,7 +846,6 @@ module SiSU_Env
       else %q{2>&1 | grep -v '$'}
       end
       mode='batchmode' #mode='nonstopmode'
-      program_ref="\n\t\tSee http://www.tug.org/applications/pdftex/\n\t\tOn Debian this is is included in tetex-extra"
       texpdf=tex2pdf_engine
       if @pdfetex_flag
         texpdf_cmd=case texpdf
@@ -860,7 +859,7 @@ module SiSU_Env
           "#{texpdf} -interaction=#{mode} #{@input} #{tell}\n"
         end
         system(texpdf_cmd)
-      else STDERR.puts "\t*WARN* none of the following programs are installed: #{program[0]}, #{program[1]}, #{program[2]} is installed. #{program_ref}"
+      else STDERR.puts "\t*WARN* none of the following programs are installed: #{@texpdf}"
       end
     end
     def makeinfo                                                               #texinfo
diff --git a/lib/sisu/v5/sysenv.rb b/lib/sisu/v5/sysenv.rb
index aad87231..a8fcbd7a 100644
--- a/lib/sisu/v5/sysenv.rb
+++ b/lib/sisu/v5/sysenv.rb
@@ -823,11 +823,11 @@ module SiSU_Env
       : (STDERR.puts "\t*WARN* #{program} is not installed #{program_ref}")
     end
     def tex2pdf_engine
-      prog=['xetex','xelatex','pdflatex','pdfetex','pdftex']
+      progs=['xetex','xelatex','pdflatex','pdfetex','pdftex']
       @pdfetex_flag=false
       @cmd ||=''
       @texpdf=nil
-      prog.each do |program|
+      progs.each do |program|
         if program_found?(program)
           @texpdf=program if program =~/xetex|xelatex|pdftex|pdflatex/
           @pdfetex_flag=true
@@ -835,7 +835,7 @@ module SiSU_Env
         end
       end
       if @pdfetex_flag==false
-        @texpdf=prog.join(', ')
+        @texpdf=progs.join(', ')
       end
       @texpdf
     end
@@ -847,7 +847,6 @@ module SiSU_Env
       else %q{2>&1 | grep -v '$'}
       end
       mode='batchmode' #mode='nonstopmode'
-      program_ref="\n\t\tSee http://www.tug.org/applications/pdftex/\n\t\tOn Debian this is is included in tetex-extra"
       texpdf=tex2pdf_engine
       if @pdfetex_flag
         texpdf_cmd=case texpdf
@@ -861,7 +860,7 @@ module SiSU_Env
           "#{texpdf} -interaction=#{mode} #{@input} #{tell}\n"
         end
         system(texpdf_cmd)
-      else STDERR.puts "\t*WARN* none of the following programs are installed: #{program[0]}, #{program[1]}, #{program[2]} is installed. #{program_ref}"
+      else STDERR.puts "\t*WARN* none of the following programs are installed: #{@texpdf}"
       end
     end
     def makeinfo                                                               #texinfo
-- 
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