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-rw-r--r--Build/source/texk/xdvik/m4/xdvi-cc-concat.m413
1 files changed, 13 insertions, 0 deletions
diff --git a/Build/source/texk/xdvik/m4/xdvi-cc-concat.m4 b/Build/source/texk/xdvik/m4/xdvi-cc-concat.m4
new file mode 100644
index 00000000000..a37cbb2eb98
--- /dev/null
+++ b/Build/source/texk/xdvik/m4/xdvi-cc-concat.m4
@@ -0,0 +1,13 @@
+dnl ### Check for whether the C compiler does string concatenation
+
+AC_DEFUN([XDVI_CC_CONCAT],
+[AC_CACHE_CHECK([whether C compiler supports string concatenation], xdvi_cv_cc_concat,
+[AC_TRY_COMPILE(
+[#include <stdio.h>
+], [puts("Testing" " string" " concatenation");
+], [xdvi_cv_cc_concat=yes], [xdvi_cv_cc_concat=no])])
+if test $xdvi_cv_cc_concat = yes; then
+ AC_DEFINE([HAVE_CC_CONCAT], 1, [Define if your C compiler can do string concatenation])
+fi])
+
+