Description of problem:

When upgrading some texlive packages and if the directory /usr/share/texlive/fmtutil.cnf.d is empty an error is generated from some trigger script.

Version-Release number of selected component (if applicable):

texlive-kpathsea-7:20180414-27.fc29.x86_64

How reproducible:

Always

Steps to Reproduce:
1.  Upgrade or reinstall a texlive packages, for example texlive-kpathsea
2.
3.

Actual results:


Running transaction
  Preparing        :                                                                                           1/1 
  Reinstalling     : texlive-kpathsea-7:20180414-27.fc29.x86_64                                                1/2 
  Cleanup          : texlive-kpathsea-7:20180414-27.fc29.x86_64                                                2/2 
  Running scriptlet: texlive-kpathsea-7:20180414-27.fc29.x86_64                                                2/2 
cat: bin: Is a directory
cat: boot: Is a directory
cat: data: Is a directory
cat: dev: Is a directory
cat: etc: Is a directory
cat: home: Is a directory
cat: lib: Is a directory
cat: lib64: Is a directory
cat: 'lib64;5aa0242e': Is a directory
cat: 'lib64;5aa03595': Is a directory
cat: 'lib64;5aa03855': Is a directory
cat: 'lib64;5aa03f21': Is a directory
cat: 'lib64;5aa03f2f': Is a directory
cat: 'lib64;5aa03f59': Is a directory
cat: lost+found: Is a directory
cat: media: Is a directory
cat: mnt: Is a directory
cat: opt: Is a directory
cat: proc: Is a directory
cat: root: Is a directory
cat: run: Is a directory
cat: sbin: Is a directory
cat: srv: Is a directory
cat: sys: Is a directory
cat: sysroot: Is a directory
cat: tmp: Is a directory
cat: usr: Is a directory
cat: var: Is a directory
warning: %triggerpostun(texlive-kpathsea-7:20180414-27.fc29.x86_64) scriptlet failed, exit status 1

Error in <unknown> scriptlet in rpm package texlive-kpathsea
  Verifying        : texlive-kpathsea-7:20180414-27.fc29.x86_64                                                1/2 
  Verifying        : texlive-kpathsea-7:20180414-27.fc29.x86_64                                                2/2 

Reinstalled:
  texlive-kpathsea-7:20180414-27.fc29.x86_64                                                                       

Complete!

Expected results:

Installation completes wihout error messages.

Additional info:

The error occurs if the directory /usr/share/texlive/fmtutil.cnf.d is empty.

Following patch fixes the issue:

--- /usr/sbin/generate-fmtutilcnf.original      2018-11-12 16:30:29.000000000 +0100
+++ /usr/sbin/generate-fmtutilcnf       2018-11-17 19:02:39.256194855 +0100
@@ -16,7 +16,7 @@
 echo "# Generated by $0 on $(date)" > $web2cdir/fmtutil.cnf.rpmtmp

 cat $web2cdir/fmtutil-hdr.cnf \
-    $(ls $texdir/fmtutil.cnf.d/*) \
+    $texdir/fmtutil.cnf.d/* \
     >> $web2cdir/fmtutil.cnf.rpmtmp

 mv $web2cdir/fmtutil.cnf.rpmtmp $web2cdir/fmtutil.cnf