X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=acfa66338eff9d3da42f789ba704311c9ce4a6d7;hb=e31981a414c56da0e2d41d43d645ed0b4efcb42f;hp=c4f1ebeb31236375e0739418e45b5f7b73804ef4;hpb=2bf021ee739fbf3859dc9044a80a0de01ea90bc1;p=lyx.git

diff --git a/configure.ac b/configure.ac
index c4f1ebeb31..acfa66338e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -115,6 +115,16 @@ AC_CHECK_HEADERS(zlib.h,
  [AC_CHECK_LIB(z, gzopen, [LIBS="$LIBS -lz"], LYX_LIB_ERROR(libz,zlib))],
  [LYX_LIB_ERROR(zlib.h,zlib)])
 
+### check for file magic support (currently optional)
+AC_CHECK_HEADERS(magic.h,
+ [AC_CHECK_LIB(magic, magic_open, [LIBS="$LIBS -lmagic"],
+  LYX_WARNING([Cannot find limagic. Please check that the libmagic library
+   is correctly installed on your system.
+   Falling back to builtin file format detection.]))],
+ [LYX_WARNING([Cannot find magic.h. Please check that the libmagic library
+   is correctly installed on your system.
+   Falling back to builtin file format detection.])])
+
 
 ### check which frontend we want to use