build also with older npapi

(merge from e6d0daefbdb8367384d8e5c217f65118bd8dc565)

Signed-off-by: Rene Engelhard <rene@debian.org>

4 files changed, 29 insertions, 1 deletions

diff --git a/configure.in b/configure.in
index 26a500a34fb9..94b6de9edbdb 100644
--- a/configure.in
+++ b/configure.in
@@ -6095,6 +6095,7 @@ AC_SUBST(NSS_LIBS)
 dnl ===================================================================
 dnl Check for system mozilla headers
 dnl ===================================================================
+HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION=
 AC_MSG_CHECKING([which mozilla headers to use])
 if test "$with_system_mozilla_headers" = "yes"; then
     AC_MSG_RESULT([external])
@@ -6109,12 +6110,31 @@ if test "$with_system_mozilla_headers" = "yes"; then
     if test "x$LOCATED" != "xyes"; then
         AC_MSG_ERROR([npapi.h header file not found])
     fi
+
+    AC_LANG_PUSH([C])
+    save_CFLAGS=$CFLAGS
+    CFLAGS="$CFLAGS $MOZILLA_HEADERS_CFLAGS"
+    AC_MSG_CHECKING([for NPP_GetMIMEDescription return type])
+    AC_COMPILE_IFELSE(
+        [AC_LANG_SOURCE([[
+            #define XP_UNIX
+            #include <npapi.h>
+            const char* NPP_GetMIMEDescription(void) { return "foo"; }
+            ]])],
+        [AC_MSG_RESULT([const char*])],
+        [
+        AC_MSG_RESULT([char*])
+        HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION=TRUE
+        ])
+    CFLAGS=$save_CFLAGS
+    AC_LANG_POP([C])
 else
     AC_MSG_RESULT([internal])
     SYSTEM_MOZILLA_HEADERS=NO
 fi
 AC_SUBST(MOZILLA_HEADERS_CFLAGS)
 AC_SUBST(SYSTEM_MOZILLA_HEADERS)
+AC_SUBST(HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION)
 
 dnl ===================================================================
 dnl Check for system sane
diff --git a/extensions/source/nsplugin/source/makefile.mk b/extensions/source/nsplugin/source/makefile.mk
index 5b7476408a31..7d302b534097 100644
--- a/extensions/source/nsplugin/source/makefile.mk
+++ b/extensions/source/nsplugin/source/makefile.mk
@@ -42,6 +42,10 @@ INCPRE+=$(MOZILLA_HEADERS_CFLAGS)
 INCPRE=$(SOLARINCDIR)$/npsdk
 .ENDIF
 
+.IF "$(HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION)" "TRUE"
+CXXFLAGS += -DHAVE_NON_CONST_NPP_GETMIMEDESCRIPTION=1
+.ENDIF
+ 
 .IF "$(GUI)"=="UNX"
 
 # not sure about -DMOZ_X11 but otheriwse some struct member don't exist...
diff --git a/extensions/source/nsplugin/source/npshell.cxx b/extensions/source/nsplugin/source/npshell.cxx
index e25326fa054f..be8ea84bb100 100644
--- a/extensions/source/nsplugin/source/npshell.cxx
+++ b/extensions/source/nsplugin/source/npshell.cxx
@@ -361,7 +361,10 @@ MIMETYPE_OASIS_OPENDOCUMENT_PRESENTATION_ASCII ":odp:OpenDocument Presentation;"
 MIMETYPE_OASIS_OPENDOCUMENT_PRESENTATION_TEMPLATE_ASCII ":otp:OpenDocument Presentation Template;"
 MIMETYPE_OASIS_OPENDOCUMENT_FORMULA_ASCII ":odf:OpenDocument Formula;" );
 
-const char*
+#ifndef HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION
+const
+#endif
+char*
 NPP_GetMIMEDescription(void)
 {
     debug_fprintf(NSP_LOG_APPEND, "print by Netscape Plugin,  NPP_GetMIMEDescription:%s.\n", pMimeTypes);
diff --git a/set_soenv.in b/set_soenv.in
index 817693eea986..3dc9cfaf3e26 100755
--- a/set_soenv.in
+++ b/set_soenv.in
@@ -1777,6 +1777,7 @@ ToFile( "HAVE_GCC_VISIBILITY_FEATURE",
 ToFile( "HAVE_GCC_VISIBILITY_BROKEN",
         "@HAVE_GCC_VISIBILITY_BROKEN@", "e" );
 ToFile( "HAVE_LD_HASH_STYLE","@HAVE_LD_HASH_STYLE@","e" );
+ToFile( "HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION","@HAVE_NON_CONST_NPP_GETMIMEDESCRIPTION@","e" );
 ToFile( "WITH_LINKER_HASH_STYLE","@WITH_LINKER_HASH_STYLE@","e" );
 ToFile( "HAVE_LD_BSYMBOLIC_FUNCTIONS",
 		"@HAVE_LD_BSYMBOLIC_FUNCTIONS@","e" );