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* dynl.c (scm_dynamic_call, scm_dynamic_args_call): Wrap dynamic

Browse source 
function call in SCM_DEFER_INTS/SCM_ALLOW_INTS.
(scm_dynamic_link, scm_dynamic_unlink, scm_dynamic_func): Always
call the sysdep functions with deferred ints.
* dynl.c, dynl-dl.c, dynl-dld.c, dynl-shl.c (sysdep_dynl_link,
sysdep_dynl_unlink, sysdep_dynl_func): Expect to be called with
deferred interrupts and insert SCM_ALLOW_INTS before throwing an
error.

* dynl.c (scm_dynamic_unlink, scm_dynamic_call): Return
SCM_UNSPECIFIED.
This commit is contained in:
Marius Vollmer 1997-06-16 19:09:11 +00:00
parent cc0b331281
commit 419e9e117f
4 changed files with 49 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

19
libguile/dynl-dl.c
View file

@ -60,7 +60,10 @@ sysdep_dynl_link (fname, subr)
{
void *handle = dlopen (fname, DLOPEN_MODE);
if (NULL == handle)
{
SCM_ALLOW_INTS;
scm_misc_error (subr, (char *)dlerror (), SCM_EOL);
}
return handle;
}
@ -69,13 +72,11 @@ sysdep_dynl_unlink (handle, subr)
void *handle;
char *subr;
{
int status;
SCM_DEFER_INTS;
status = dlclose (handle);
SCM_ALLOW_INTS;
if(status)
if (dlclose (handle))
{
SCM_ALLOW_INTS;
scm_misc_error (subr, (char *)dlerror (), SCM_EOL);
}
}
static void *
@ -87,13 +88,13 @@ sysdep_dynl_func (symb, handle, subr)
void *fptr;
char *err;
SCM_DEFER_INTS;
fptr = dlsym (handle, symb);
err = (char *)dlerror ();
SCM_ALLOW_INTS;
if (!fptr)
{
SCM_ALLOW_INTS;
scm_misc_error (subr, err? err : "symbol has NULL address", SCM_EOL);
}
return fptr;
}