warn if fontconfig is not installed on cygwin and die

git-svn-id: svn://tug.org/texlive/trunk@13680 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 16 insertions, 0 deletions

diff --git a/Master/install-tl b/Master/install-tl
index 0fb0bcd37ef..5b85d828902 100755
--- a/Master/install-tl
+++ b/Master/install-tl
@@ -314,6 +314,22 @@ if (($opt_gui ne "text") && !$opt_no_gui && ($opt_profile eq "")) {
 
 # initialize the correct platform
 platform();
+
+# we do not support cygwin < 1.7, so check for that
+if (platform() eq "i386-cygwin") {
+  chomp( my $un = `uname -r`);
+  if ($un =~ m/^(\d+)\.(\d+)\./) {
+    if ($1 < 2 && $2 < 7) {
+      tlwarn("\nSorry, the TL binaries require at least cygwin 1.7.\n");
+      exit(1);
+    }
+  }
+  if (! -r "/usr/bin/cygfontconfig-1.dll") {
+    tlwarn("\nTexlive installation requires fontconfig.  Please run cygwin's setup\nprogram and install the fontconfig package.\n");
+    exit(1);
+  }
+}
+
 if (!setup_programs ("$::installerdir/tlpkg/installer", "$::_platform_")) {
   tlwarn("$0: Couldn't set up the necessary programs;\n"
          . "  perhaps your platform ($::_platform_) is not supported.\n");