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/*

* No copyright is claimed. This code is in the public domain; do with

* it what you wish.

*/

#include <dlfcn.h>

#include "c.h"

#include "dl-econf.h"

#if defined(HAVE_LIBECONF) && defined(USE_DLOPEN_ECONF)

UL_ELF_NOTE_DLOPEN("econf",

"Support for libeconf",

UL_ELF_NOTE_DLOPEN_PRIORITY_RECOMMENDED,

"libeconf.so.0");

struct ul_econf_opers ul_econf;

static const struct ul_dlsym ul_econf_symbols[] =

{

UL_DLSYM( ul_econf_opers, econf_readFile ),

UL_DLSYM( ul_econf_opers, econf_mergeFiles ),

#ifdef HAVE_ECONF_READCONFIG

UL_DLSYM( ul_econf_opers, econf_readConfig ),

#endif

UL_DLSYM( ul_econf_opers, econf_readDirs ),

UL_DLSYM( ul_econf_opers, econf_getKeys ),

UL_DLSYM( ul_econf_opers, econf_getStringValue ),

UL_DLSYM( ul_econf_opers, econf_getBoolValue ),

UL_DLSYM( ul_econf_opers, econf_getUInt64Value ),

UL_DLSYM( ul_econf_opers, econf_errString ),

UL_DLSYM( ul_econf_opers, econf_freeFile ),

UL_DLSYM( ul_econf_opers, econf_freeArray ),

};

int ul_dlopen_libeconf(void)

{

/* 0 = not tried, 1 = loaded, -1 = failed */

static int status = 0;

static void *dl = NULL;

int flags = RTLD_LAZY | RTLD_LOCAL;

if (status)

return status > 0 ? 0 : -ENOSYS;

#ifdef RTLD_NODELETE

flags |= RTLD_NODELETE;

#endif

status = ul_dlopen_symbols("libeconf.so.0", flags,

ul_econf_symbols,

ARRAY_SIZE(ul_econf_symbols),

&ul_econf, &dl) == 0 ? 1 : -1;

return status > 0 ? 0 : -ENOSYS;

}

#endif /* HAVE_LIBECONF && USE_DLOPEN_ECONF */