/*
* Author: Jeff Okamoto (okamoto@corp.hp.com)
+ * Version: 2.1, 1995/1/25
*/
#ifdef __hp9000s300
#include "dlutils.c" /* for SaveError() etc */
+static AV *dl_resolve_using = Nullav;
+
static void
dl_private_init()
{
(void)dl_generic_private_init();
+ dl_resolve_using = perl_get_av("DynaLoader::dl_resolve_using", 0x4);
}
MODULE = DynaLoader PACKAGE = DynaLoader
void *
-dl_load_file(filename)
- char * filename
- CODE:
+dl_load_file(filename, flags=0)
+ char * filename
+ int flags
+ PREINIT:
shl_t obj = NULL;
- DLDEBUG(1,fprintf(stderr,"dl_load_file(%s): ", filename));
- obj = shl_load(filename,
- BIND_IMMEDIATE | BIND_NONFATAL | BIND_NOSTART | BIND_VERBOSE, 0L);
- DLDEBUG(2,fprintf(stderr," libref=%x\n", obj));
+ int i, max, bind_type;
+ CODE:
+ DLDEBUG(1,PerlIO_printf(PerlIO_stderr(), "dl_load_file(%s,%x):\n", filename,flags));
+ if (flags & 0x01)
+ warn("Can't make loaded symbols global on this platform while loading %s",filename);
+ if (dl_nonlazy)
+ bind_type = BIND_IMMEDIATE;
+ else
+ bind_type = BIND_DEFERRED;
+#ifdef DEBUGGING
+ if (dl_debug)
+ bind_type |= BIND_VERBOSE;
+#endif /* DEBUGGING */
+
+ max = AvFILL(dl_resolve_using);
+ for (i = 0; i <= max; i++) {
+ char *sym = SvPVX(*av_fetch(dl_resolve_using, i, 0));
+ DLDEBUG(1,PerlIO_printf(PerlIO_stderr(), "dl_load_file(%s) (dependent)\n", sym));
+ obj = shl_load(sym, bind_type | BIND_NOSTART, 0L);
+ if (obj == NULL) {
+ goto end;
+ }
+ }
+
+ DLDEBUG(1,PerlIO_printf(PerlIO_stderr(), "dl_load_file(%s): ", filename));
+ obj = shl_load(filename, bind_type | BIND_NOSTART, 0L);
+
+ DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), " libref=%x\n", obj));
+end:
ST(0) = sv_newmortal() ;
if (obj == NULL)
- SaveError("%s",Strerror(errno)) ;
+ SaveError("%s",Strerror(errno));
else
sv_setiv( ST(0), (IV)obj);
char symbolname_buf[MAXPATHLEN];
symbolname = dl_add_underscore(symbolname, symbolname_buf);
#endif
- DLDEBUG(2,fprintf(stderr,"dl_find_symbol(handle=%x, symbol=%s)\n",
+ DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), "dl_find_symbol(handle=%x, symbol=%s)\n",
libhandle, symbolname));
- status = shl_findsym(&obj, symbolname, TYPE_PROCEDURE, &symaddr);
- DLDEBUG(2,fprintf(stderr," symbolref = %x\n", symaddr));
ST(0) = sv_newmortal() ;
- if (status == -1)
+ errno = 0;
+
+ status = shl_findsym(&obj, symbolname, TYPE_PROCEDURE, &symaddr);
+ DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), " symbolref(PROCEDURE) = %x\n", symaddr));
+
+ if (status == -1 && errno == 0) { /* try TYPE_DATA instead */
+ status = shl_findsym(&obj, symbolname, TYPE_DATA, &symaddr);
+ DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), " symbolref(DATA) = %x\n", symaddr));
+ }
+
+ if (status == -1) {
SaveError("%s",(errno) ? Strerror(errno) : "Symbol not found") ;
- else
+ } else {
sv_setiv( ST(0), (IV)symaddr);
+ }
-int
+void
dl_undef_symbols()
PPCODE:
void * symref
char * filename
CODE:
- DLDEBUG(2,fprintf(stderr,"dl_install_xsub(name=%s, symref=%x)\n",
+ DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), "dl_install_xsub(name=%s, symref=%x)\n",
perl_name, symref));
ST(0)=sv_2mortal(newRV((SV*)newXS(perl_name, (void(*)())symref, filename)));