Remove redundant flags from pkg-config files

Flags for dependencies are automatically pulled in by "Requires".
There's no need to list them separately.

Add libxslt as requirement of libexslt.

Fixes #53.

CMakeLists.txt

@@ -475,7 +475,6 @@
 
 set(EXSLT_INCLUDEDIR "-I\${includedir}")
 set(EXSLT_LIBDIR "-L\${libdir}")
-set(EXSLT_LIBS "-lexslt ${XSLT_LIBS}")
 set(EXSLT_PRIVATE_LIBS "${XSLT_PRIVATE_LIBS} ${LIBGCRYPT_LIBS}")
 
 file(RELATIVE_PATH PACKAGE_RELATIVE_PATH "${CMAKE_INSTALL_FULL_LIBDIR}/pkgconfig" "${CMAKE_INSTALL_PREFIX}")

configure.ac

@@ -687,7 +687,6 @@
 
 EXSLT_LIBDIR='-L${libdir}'
 EXSLT_INCLUDEDIR='-I${includedir}'
-EXSLT_LIBS="-lexslt $XSLT_LIBS"
 EXSLT_PRIVATE_LIBS="$XSLT_PRIVATE_LIBS $LIBGCRYPT_LIBS"
 AC_SUBST(EXSLT_LIBDIR)
 AC_SUBST(EXSLT_INCLUDEDIR)
@@ -691,7 +690,6 @@
 EXSLT_PRIVATE_LIBS="$XSLT_PRIVATE_LIBS $LIBGCRYPT_LIBS"
 AC_SUBST(EXSLT_LIBDIR)
 AC_SUBST(EXSLT_INCLUDEDIR)
-AC_SUBST(EXSLT_LIBS)
 AC_SUBST(EXSLT_PRIVATE_LIBS)
 
 AC_SUBST(EXTRA_LIBS)

libexslt.pc.in

@@ -7,5 +7,5 @@
 Name: libexslt
 Version: @LIBEXSLT_VERSION@
 Description: EXSLT Extension library
-Requires: libxml-2.0
+Requires: libxml-2.0, libxslt
 Cflags: @EXSLT_INCLUDEDIR@
@@ -11,3 +11,3 @@
 Cflags: @EXSLT_INCLUDEDIR@
-Libs: @EXSLT_LIBDIR@ @EXSLT_LIBS@
+Libs: @EXSLT_LIBDIR@ -lexslt
 Libs.private: @EXSLT_PRIVATE_LIBS@

libxslt.pc.in

@@ -9,5 +9,5 @@
 Description: XSLT library version 2.
 Requires: libxml-2.0
 Cflags: @XSLT_INCLUDEDIR@
-Libs: @XSLT_LIBDIR@ @XSLT_LIBS@ @EXTRA_LIBS@
+Libs: @XSLT_LIBDIR@ -lxslt
 Libs.private: @XSLT_PRIVATE_LIBS@