PKGBUILDs/extra/openoffice-base/nsplugin-path.diff

--- extensions/source/nsplugin/source/so_env.cxx.old	2009-04-02 10:51:19.000000000 +0000
+++ extensions/source/nsplugin/source/so_env.cxx	2009-04-06 16:41:44.000000000 +0000
@@ -34,6 +34,7 @@
 #ifdef UNIX
 #include <sys/types.h>
 #include <strings.h>
+#include <dlfcn.h>
 #include <stdarg.h>
 // For vsnprintf()
 #define NSP_vsnprintf vsnprintf
@@ -122,6 +123,96 @@ restoreUTF8(char *pPath)
     return 0;
 }
 
+#ifdef UNIX
+extern int nspluginOOoModuleHook (void** aResult);
+int nspluginOOoModuleHook (void** aResult)
+{
+	void *dl_handle;
+	void *thisp;
+
+	dl_handle = dlopen(NULL, RTLD_NOW);
+	if (!dl_handle)
+	{
+		fprintf (stderr, "Can't open myself '%s'\n", dlerror());
+		return 1;
+	}
+
+	Dl_info dl_info = { 0, };
+	if(!dladdr((void *)nspluginOOoModuleHook, &dl_info))
+	{
+		fprintf (stderr, "Can't find my own address '%s'\n", dlerror());
+		return 1;
+	}
+
+	if (!dl_info.dli_fname)
+	{
+		fprintf (stderr, "Can't find my own file name\n");
+		return 1;
+	}
+
+	char cwdstr[NPP_PATH_MAX];
+	if (!getcwd (cwdstr, sizeof(cwdstr)))
+	{
+		fprintf (stderr, "Can't get cwd\n");
+		return 1;
+	}
+
+	char libFileName[NPP_PATH_MAX];
+
+	if (dl_info.dli_fname[0] != '/')
+	{
+		if ((strlen(cwdstr) + 1 + strlen(dl_info.dli_fname)) >= NPP_PATH_MAX)
+		{
+			fprintf (stderr, "Plugin path too long\n");
+			return 1;
+		}
+		strcpy (libFileName, cwdstr);
+		strcat (libFileName, "/");
+		strcat (libFileName, dl_info.dli_fname);
+	}
+	else
+	{
+		if (strlen(dl_info.dli_fname) >= NPP_PATH_MAX)
+		{
+			fprintf (stderr, "Plugin path too long\n");
+			return 1;
+		}
+		strcpy (libFileName, dl_info.dli_fname);
+	}
+
+	char *clobber;
+	static char realFileName[NPP_PATH_MAX] = {0};
+#   define SEARCH_SUFFIX "/program/libnpsoplug"
+
+	if (!(clobber = strstr (libFileName, SEARCH_SUFFIX)))
+	{
+		ssize_t len = readlink(libFileName, realFileName, NPP_PATH_MAX-1);
+		if (len == -1)
+		{
+			fprintf (stderr, "Couldn't read link '%s'\n", libFileName);
+			return 1;
+		}
+		realFileName[len] = '\0';
+		if (!(clobber = strstr (realFileName, SEARCH_SUFFIX)))
+		{
+		        fprintf (stderr, "Couldn't find suffix in '%s'\n", realFileName);
+			return 1;
+		}
+		*clobber = '\0';
+	}
+	else
+	{
+		*clobber = '\0';
+		strcpy (realFileName, libFileName);
+	}
+	*aResult = realFileName;
+
+	fprintf (stderr, "OpenOffice path is '%s'\n", realFileName);
+   
+	return 0;
+}
+#endif
+
 // *aResult points the static string holding "/opt/staroffice8"
 int findReadSversion(void** aResult, int /*bWnt*/, const char* /*tag*/, const char* /*entry*/)
 {
@@ -134,9 +225,22 @@ int findReadSversion(void** aResult, int
     // Filename of lnk file, eg. "soffice"
     char lnkFileName[NPP_PATH_MAX] = {0};
     char* pTempZero = NULL;
+
+    /* try to fetch a 'self' pointer */
+	if (!nspluginOOoModuleHook (aResult))
+	  return 0;
+
+    /* .. now in $HOME */
     sprintf(lnkFileName, "%s/.mozilla/plugins/libnpsoplugin%s", getenv("HOME"), SAL_DLLEXTENSION);
-    if ((0 > readlink(lnkFileName, realFileName, NPP_PATH_MAX)) ||
-       (NULL == (pTempZero = strstr(realFileName, "/program/libnpsoplugin" SAL_DLLEXTENSION))))
+	ssize_t len = readlink(lnkFileName, realFileName, NPP_PATH_MAX-1);
+	if (-1 == len)
+	{
+        *realFileName = 0;
+        return -1;
+	}
+	realFileName[len] = '\0';
+
+	if (NULL == (pTempZero = strstr(realFileName, "/program/libnpsoplugin" SAL_DLLEXTENSION)))
     {
         *realFileName = 0;
         return -1;