[yelp-tools] yelp.m4: Added no-lc-media-links option for YELP_HELP_INIT

[Shaun McCance <shaunm src gnome org>]

commit 91f56fff8487aac2ef65265f7c95737525ee7340
Author: Shaun McCance <shaunm gnome org>
Date:   Tue Nov 19 09:18:54 2013 -0500

    yelp.m4: Added no-lc-media-links option for YELP_HELP_INIT
    
    This replaces the HELP_MEDIA_NODUPS variable I'd previously
    introduced with a global parameter. It's a bit less flexible,
    but much less ugly.

 tools/yelp.m4 |   18 ++++++++++++++++--
 1 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/tools/yelp.m4 b/tools/yelp.m4
index 766c93b..d1a90fc 100644
--- a/tools/yelp.m4
+++ b/tools/yelp.m4
@@ -4,6 +4,18 @@ AC_REQUIRE([AC_PROG_LN_S])
 m4_pattern_allow([AM_V_at])
 m4_pattern_allow([AM_V_GEN])
 m4_pattern_allow([AM_DEFAULT_VERBOSITY])
+
+YELP_NO_LC_MEDIA_LINKS="";
+for yelpopt in [$1]; do
+  if test "x$yelpopt" = "xno-lc-media-links"; then
+    YELP_NO_LC_MEDIA_LINKS="no-lc-media-links";
+  else
+    echo "Unrecognized [YELP_HELP_INIT] option $yelpopt" 1>&2;
+    exit 1;
+  fi;
+done;
+AC_SUBST(YELP_NO_LC_MEDIA_LINKS)
+
 AC_ARG_WITH([help-dir],
             AC_HELP_STRING([--with-help-dir=DIR],
                            [path where help files are installed]),,
@@ -162,8 +174,10 @@ install-help:
              echo "$(INSTALL_DATA) $$d$$lc/$$f $$helpdir$$f"; \
              $(INSTALL_DATA) "$$d$$lc/$$f" "$$helpdir$$f" || exit 1; \
            elif test "x$$lc" != "xC"; then \
-             echo "$(LN_S) -f $(HELP_DIR)/C/$(HELP_ID)/$$f $$helpdir$$f"; \
-             $(LN_S) -f "$(HELP_DIR)/C/$(HELP_ID)/$$f" "$$helpdir$$f" || exit 1; \
+             if test "x$(YELP_NO_LC_MEDIA_LINKS)" != "xno-lc-media-links"; then \
+               echo "$(LN_S) -f $(HELP_DIR)/C/$(HELP_ID)/$$f $$helpdir$$f"; \
+               $(LN_S) -f "$(HELP_DIR)/C/$(HELP_ID)/$$f" "$$helpdir$$f" || exit 1; \
+             fi; \
            fi; \
          done; \
        done