setup.sh: Only link files if the program is available.

[config/dotfiles.git] / setup.sh

diff --git a/setup.sh b/setup.sh
index 6004b6c15fac18195b2899fa3557e61500ed6ff1..593677c58f2809ae4377c0ae9b1d1ff9d12ce3ec 100755 (executable)
--- a/setup.sh
+++ b/setup.sh
@@ -20,8 +20,17 @@
 
 . ../lib.sh
 
-# gdb, gnu debugger.
-link gdbinit ~/.gdbinit
+# gdb, GNU debugger.
+if installed gdb; then
+    link gdbinit ~/.gdbinit
+fi
 
 # Maxima, a symbolic algebra program.
-link maxima ~/.maxima
+if installed maxima; then
+    link maxima ~/.maxima
+fi
+
+# perlcritic to check Perl programs for common problems.
+if installed perlcritic; then
+    link perl/perlcriticrc ~/.perlcriticrc
+fi