perldelta for a951350815 (PerlIO-scalar)

[perl5.git] / ext / DynaLoader / dl_hpux.xs

diff --git a/ext/DynaLoader/dl_hpux.xs b/ext/DynaLoader/dl_hpux.xs
index 71896b3..2cd6790 100644 (file)
--- a/ext/DynaLoader/dl_hpux.xs
+++ b/ext/DynaLoader/dl_hpux.xs
@@ -26,17 +26,23 @@
 #include "perl.h"
 #include "XSUB.h"
 
+typedef struct {
+    AV *       x_resolve_using;
+} my_cxtx_t;           /* this *must* be named my_cxtx_t */
 
+#define DL_CXT_EXTRA   /* ask for dl_cxtx to be defined in dlutils.c */
 #include "dlutils.c"   /* for SaveError() etc */
 
-static AV *dl_resolve_using = Nullav;
-
+#define dl_resolve_using       (dl_cxtx.x_resolve_using)
 
 static void
 dl_private_init(pTHX)
 {
     (void)dl_generic_private_init(aTHX);
-    dl_resolve_using = get_av("DynaLoader::dl_resolve_using", 0x4);
+    {
+       dMY_CXT;
+       dl_resolve_using = get_av("DynaLoader::dl_resolve_using", GV_ADDMULTI);
+    }
 }
 
 MODULE = DynaLoader     PACKAGE = DynaLoader
@@ -45,15 +51,16 @@ BOOT:
     (void)dl_private_init(aTHX);
 
 
-void *
+void
 dl_load_file(filename, flags=0)
     char *     filename
     int                flags
     PREINIT:
     shl_t obj = NULL;
     int        i, max, bind_type;
+    dMY_CXT;
     CODE:
-    DLDEBUG(1,PerlIO_printf(PerlIO_stderr(), "dl_load_file(%s,%x):\n", filename,flags));
+    DLDEBUG(1,PerlIO_printf(Perl_debug_log, "dl_load_file(%s,%x):\n", filename,flags));
     if (flags & 0x01)
        Perl_warn(aTHX_ "Can't make loaded symbols global on this platform while loading %s",filename);
     if (dl_nonlazy) {
@@ -76,26 +83,39 @@ dl_load_file(filename, flags=0)
     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));
+       DLDEBUG(1,PerlIO_printf(Perl_debug_log, "dl_load_file(%s) (dependent)\n", sym));
        obj = shl_load(sym, bind_type, 0L);
        if (obj == NULL) {
            goto end;
        }
     }
 
-    DLDEBUG(1,PerlIO_printf(PerlIO_stderr(), "dl_load_file(%s): ", filename));
+    DLDEBUG(1,PerlIO_printf(Perl_debug_log, "dl_load_file(%s): ", filename));
     obj = shl_load(filename, bind_type, 0L);
 
-    DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), " libref=%x\n", obj));
+    DLDEBUG(2,PerlIO_printf(Perl_debug_log, " libref=%x\n", obj));
 end:
     ST(0) = sv_newmortal() ;
     if (obj == NULL)
         SaveError(aTHX_ "%s",Strerror(errno));
     else
-        sv_setiv( ST(0), PTR2IV(obj));
+        sv_setiv( ST(0), PTR2IV(obj) );
+
+
+int
+dl_unload_file(libref)
+    void *     libref
+  CODE:
+    DLDEBUG(1,PerlIO_printf(Perl_debug_log, "dl_unload_file(%lx):\n", PTR2ul(libref)));
+    RETVAL = (shl_unload(libref) == 0 ? 1 : 0);
+    if (!RETVAL)
+       SaveError(aTHX_ "%s", Strerror(errno));
+    DLDEBUG(2,PerlIO_printf(Perl_debug_log, " retval = %d\n", RETVAL));
+  OUTPUT:
+    RETVAL
 
 
-void *
+void
 dl_find_symbol(libhandle, symbolname)
     void *     libhandle
     char *     symbolname
@@ -104,9 +124,9 @@ dl_find_symbol(libhandle, symbolname)
     void *symaddr = NULL;
     int status;
 #ifdef __hp9000s300
-    symbolname = form("_%s", symbolname);
+    symbolname = Perl_form_nocontext("_%s", symbolname);
 #endif
-    DLDEBUG(2, PerlIO_printf(PerlIO_stderr(),
+    DLDEBUG(2, PerlIO_printf(Perl_debug_log,
                             "dl_find_symbol(handle=%lx, symbol=%s)\n",
                             (unsigned long) libhandle, symbolname));
 
@@ -114,23 +134,23 @@ dl_find_symbol(libhandle, symbolname)
     errno = 0;
 
     status = shl_findsym(&obj, symbolname, TYPE_PROCEDURE, &symaddr);
-    DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), "  symbolref(PROCEDURE) = %x\n", symaddr));
+    DLDEBUG(2,PerlIO_printf(Perl_debug_log, "  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));
+       DLDEBUG(2,PerlIO_printf(Perl_debug_log, "  symbolref(DATA) = %x\n", symaddr));
     }
 
     if (status == -1) {
        SaveError(aTHX_ "%s",(errno) ? Strerror(errno) : "Symbol not found") ;
     } else {
-       sv_setiv( ST(0), PTR2IV(symaddr));
+       sv_setiv( ST(0), PTR2IV(symaddr) );
     }
 
 
 void
 dl_undef_symbols()
-    PPCODE:
+    CODE:
 
 
 
@@ -140,20 +160,37 @@ void
 dl_install_xsub(perl_name, symref, filename="$Package")
     char *     perl_name
     void *     symref 
-    char *     filename
+    const char *       filename
     CODE:
-    DLDEBUG(2,PerlIO_printf(PerlIO_stderr(), "dl_install_xsub(name=%s, symref=%x)\n",
+    DLDEBUG(2,PerlIO_printf(Perl_debug_log, "dl_install_xsub(name=%s, symref=%x)\n",
            perl_name, symref));
-    ST(0) = sv_2mortal(newRV((SV*)newXS(perl_name,
-                                       (void(*)(pTHX_ CV *))symref,
-                                       filename)));
-
+    ST(0) = sv_2mortal(newRV((SV*)newXS_flags(perl_name,
+                                             (void(*)(pTHX_ CV *))symref,
+                                             filename, NULL,
+                                             XS_DYNAMIC_FILENAME)));
 
 char *
 dl_error()
     CODE:
-    RETVAL = LastError ;
+    dMY_CXT;
+    RETVAL = dl_last_error ;
     OUTPUT:
     RETVAL
 
+#if defined(USE_ITHREADS)
+
+void
+CLONE(...)
+    CODE:
+    MY_CXT_CLONE;
+
+    /* MY_CXT_CLONE just does a memcpy on the whole structure, so to avoid
+     * using Perl variables that belong to another thread, we create our 
+     * own for this thread.
+     */
+    MY_CXT.x_dl_last_error = newSVpvn("", 0);
+    dl_resolve_using = get_av("DynaLoader::dl_resolve_using", GV_ADDMULTI);
+
+#endif
+
 # end.