----- Original message ----- > Hi, > I was getting a missing symbol error when I tried to drag and drop. It > turns out that back wasn't linked to libXext; the configure test > AC_CHECK_LIB(Xext, main) was failing (silently). This is on Ubuntu 10.10. > > I changed it to: (and did the same for Xt and Xmu) > > AC_CHECK_LIB(Xext, main) > if test "$HAVE_LIBXext" = no; then > PKG_CHECK_MODULES([XEXT], [xext]) > fi > > so it uses pkg-config if the AC_CHECK_LIB can't find the library. This > fixed the problem for me, but I'm not sure if it's the right thing to do. > > One thing is that according to the autoconf docs, PKG_CHECK_MODULES will > cause a hard failure if it can't find the library. Are Xext, Xt, and Xmu > hard dependencies of x11 back?
Hi, not sure what a hard failure is but can we use `pkg-config --exists x11 xext` instead in that case?
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