1 files changed, 49 insertions, 0 deletions
diff --git a/m4/xstar-check-libs.m4 b/m4/xstar-check-libs.m4
new file mode 100644
index 0000000..e5404cc
--- /dev/null
+++ b/m4/xstar-check-libs.m4
@@ -0,0 +1,49 @@
+# serial 1 -*- mode: autoconf -*-
+
+# XSTAR_LIB_ARGS_WITH(LIBXXX, [with-src = []])
+dnl pass [with-src] to get the --with-libxxx-src option
+AC_DEFUN([XSTAR_LIB_ARGS_WITH],
+[m4_pushdef([LIBXXX], $1)dnl
+m4_pushdef([libxxx], m4_tolower(LIBXXX))dnl
+AC_ARG_WITH(libxxx-prefix,
+        AS_HELP_STRING(--with-libxxx-prefix=[PFX],
+                        Specify location of libxxx),
+        [LIBXXX()_PREFIX="$withval"])
+AC_ARG_WITH(libxxx-include-prefix,
+        AS_HELP_STRING([--with-libxxx-include-prefix=[PFX]],
+                        Specify location of libxxx headers),
+        [LIBXXX()_INCDIR="$withval"])
+AC_ARG_WITH(libxxx-libs-prefix,
+        AS_HELP_STRING([--with-libxxx-libs-prefix=[PFX]],
+                        Specify location of libxxx libs),
+        [LIBXXX()_LIBDIR="$withval"])
+m4_if($2, [with-src],
+[AC_ARG_WITH(libxxx-src,
+        AS_HELP_STRING([--with-libxxx-src=[DIR]],
+                        For libxxx that's not installed yet (sets all three above)),
+        [LIBXXX()_SRCDIR="$withval"
+         LIBXXX()_LIBDIR="$LIBXXX()_SRCDIR/.libs"])])
+m4_popdef([libxxx], [LIBXXX])])
+
+# XSTAR_LIB_CHECK(LIBXXX, xxx-config)
+# set LIBXXX_INCDIR and LIBXXX_LIBDIR based on location of xxx-config
+# also check xxx-config --version against LIBXXX_REQUIRED_VERSION
+# Ignores xxx-config if LIBXXX_SRCDIR is set
+AC_DEFUN([XSTAR_LIB_CHECK],
+[m4_pushdef([LIBXXX], $1)
+ m4_pushdef([libxxx], m4_tolower(LIBXXX))
+ m4_pushdef([xxx_config], $2)
+ AS_IF([test "x$LIBXXX()_SRCDIR" != x],
+       [AC_MSG_NOTICE([using libxxx src dir "$LIBXXX()_SRCDIR"])
+        AC_MSG_WARN([not checking libxxx version])],
+ [AC_PATH_PROG(LIBXXX()_CONFIG, xxx_config(),
+               [], [$LIBXXX()_PREFIX/bin$PATH_SEPARATOR$PATH])
+  AS_IF([test "x$LIBXXX()_CONFIG" = x], [AC_MSG_FAILURE([xxx_config not found])])
+  LIBXXX()_VERSION=$($LIBXXX()_CONFIG --version)
+  AS_VERSION_COMPARE([$LIBXXX()_VERSION], [$LIBXXX()_REQUIRED_VERSION],
+                     [AC_MSG_ERROR([xmlstarlet needs at least libxxx version $LIBXXX()_REQUIRED_VERSION (http://www.xmlsoft.org/)])])
+  AC_MSG_NOTICE([using libxxx-$LIBXXX()_VERSION])
+  LIBXXX()_PREFIX=`AS_DIRNAME($LIBXXX()_CONFIG)`
+  LIBXXX()_PREFIX=`AS_DIRNAME($LIBXXX()_PREFIX)`
+  : ${LIBXXX()_LIBDIR="$LIBXXX()_PREFIX/lib"}])
+ m4_popdef([xxx_config], [libxxx], [LIBXXX])])