Revision 5dfad9dc9a93ad78f56de4042ac2f3b45dd51a7b authored by Benjamin Peterson on 07 May 2010, 18:58:23 UTC, committed by Benjamin Peterson on 07 May 2010, 18:58:23 UTC
Merged revisions 79911,79916-79917,80018,80418,80572-80573,80635-80639,80668,80922 via svnmerge from
svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3 ........ r79911 | benjamin.peterson | 2010-04-09 15:38:53 -0500 (Fri, 09 Apr 2010) | 1 line use absolute import ........ r79916 | benjamin.peterson | 2010-04-09 16:05:21 -0500 (Fri, 09 Apr 2010) | 1 line generalize detection of __future__ imports and attach them to the tree ........ r79917 | benjamin.peterson | 2010-04-09 16:11:44 -0500 (Fri, 09 Apr 2010) | 1 line don't try to 'fix' relative imports when absolute_import is enabled #8858 ........ r80018 | benjamin.peterson | 2010-04-12 16:12:12 -0500 (Mon, 12 Apr 2010) | 4 lines prevent diffs from being mangled is multiprocess mode #6409 Patch by George Boutsioukis. ........ r80418 | benjamin.peterson | 2010-04-23 16:00:03 -0500 (Fri, 23 Apr 2010) | 1 line remove unhelpful description ........ r80572 | benjamin.peterson | 2010-04-27 20:33:54 -0500 (Tue, 27 Apr 2010) | 1 line use unicode literals ........ r80573 | jeffrey.yasskin | 2010-04-27 23:08:27 -0500 (Tue, 27 Apr 2010) | 6 lines Don't transform imports that are already relative. 2to3 turned from . import refactor into from .. import refactor which broke the transformation of 2to3 itself. ........ r80635 | benjamin.peterson | 2010-04-29 16:02:23 -0500 (Thu, 29 Apr 2010) | 1 line remove imports ........ r80636 | benjamin.peterson | 2010-04-29 16:02:41 -0500 (Thu, 29 Apr 2010) | 1 line unicode literal ........ r80637 | benjamin.peterson | 2010-04-29 16:03:42 -0500 (Thu, 29 Apr 2010) | 1 line must pass a string to Number ........ r80638 | benjamin.peterson | 2010-04-29 16:05:34 -0500 (Thu, 29 Apr 2010) | 1 line unicode literals ........ r80639 | benjamin.peterson | 2010-04-29 16:06:09 -0500 (Thu, 29 Apr 2010) | 1 line pass string to Number ........ r80668 | jeffrey.yasskin | 2010-04-30 18:02:47 -0500 (Fri, 30 Apr 2010) | 4 lines Make 2to3 run under Python 2.5 so that the benchmark suite at http://hg.python.org/benchmarks/ can use it and still run on implementations that haven't gotten to 2.6 yet. Fixes issue 8566. ........ r80922 | benjamin.peterson | 2010-05-07 11:06:25 -0500 (Fri, 07 May 2010) | 1 line prevent xrange transformation from wrapping range calls it produces in list ........
1 parent ae4dde0
dynload_shlib.c
/* Support for dynamic loading of extension modules */
#include "Python.h"
#include "importdl.h"
#include <sys/types.h>
#include <sys/stat.h>
#if defined(__NetBSD__)
#include <sys/param.h>
#if (NetBSD < 199712)
#include <nlist.h>
#include <link.h>
#define dlerror() "error in dynamic linking"
#endif
#endif /* NetBSD */
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#else
#if defined(PYOS_OS2) && defined(PYCC_GCC)
#include "dlfcn.h"
#endif
#endif
#if (defined(__OpenBSD__) || defined(__NetBSD__)) && !defined(__ELF__)
#define LEAD_UNDERSCORE "_"
#else
#define LEAD_UNDERSCORE ""
#endif
const struct filedescr _PyImport_DynLoadFiletab[] = {
#ifdef __CYGWIN__
{".dll", "rb", C_EXTENSION},
{"module.dll", "rb", C_EXTENSION},
#else
#if defined(PYOS_OS2) && defined(PYCC_GCC)
{".pyd", "rb", C_EXTENSION},
{".dll", "rb", C_EXTENSION},
#else
#ifdef __VMS
{".exe", "rb", C_EXTENSION},
{".EXE", "rb", C_EXTENSION},
{"module.exe", "rb", C_EXTENSION},
{"MODULE.EXE", "rb", C_EXTENSION},
#else
{".so", "rb", C_EXTENSION},
{"module.so", "rb", C_EXTENSION},
#endif
#endif
#endif
{0, 0}
};
static struct {
dev_t dev;
#ifdef __VMS
ino_t ino[3];
#else
ino_t ino;
#endif
void *handle;
} handles[128];
static int nhandles = 0;
dl_funcptr _PyImport_GetDynLoadFunc(const char *fqname, const char *shortname,
const char *pathname, FILE *fp)
{
dl_funcptr p;
void *handle;
char funcname[258];
char pathbuf[260];
int dlopenflags=0;
if (strchr(pathname, '/') == NULL) {
/* Prefix bare filename with "./" */
PyOS_snprintf(pathbuf, sizeof(pathbuf), "./%-.255s", pathname);
pathname = pathbuf;
}
PyOS_snprintf(funcname, sizeof(funcname),
LEAD_UNDERSCORE "init%.200s", shortname);
if (fp != NULL) {
int i;
struct stat statb;
fstat(fileno(fp), &statb);
for (i = 0; i < nhandles; i++) {
if (statb.st_dev == handles[i].dev &&
statb.st_ino == handles[i].ino) {
p = (dl_funcptr) dlsym(handles[i].handle,
funcname);
return p;
}
}
if (nhandles < 128) {
handles[nhandles].dev = statb.st_dev;
#ifdef __VMS
handles[nhandles].ino[0] = statb.st_ino[0];
handles[nhandles].ino[1] = statb.st_ino[1];
handles[nhandles].ino[2] = statb.st_ino[2];
#else
handles[nhandles].ino = statb.st_ino;
#endif
}
}
#if !(defined(PYOS_OS2) && defined(PYCC_GCC))
dlopenflags = PyThreadState_GET()->interp->dlopenflags;
#endif
if (Py_VerboseFlag)
PySys_WriteStderr("dlopen(\"%s\", %x);\n", pathname,
dlopenflags);
#ifdef __VMS
/* VMS currently don't allow a pathname, use a logical name instead */
/* Concatenate 'python_module_' and shortname */
/* so "import vms.bar" will use the logical python_module_bar */
/* As C module use only one name space this is probably not a */
/* important limitation */
PyOS_snprintf(pathbuf, sizeof(pathbuf), "python_module_%-.200s",
shortname);
pathname = pathbuf;
#endif
handle = dlopen(pathname, dlopenflags);
if (handle == NULL) {
const char *error = dlerror();
if (error == NULL)
error = "unknown dlopen() error";
PyErr_SetString(PyExc_ImportError, error);
return NULL;
}
if (fp != NULL && nhandles < 128)
handles[nhandles++].handle = handle;
p = (dl_funcptr) dlsym(handle, funcname);
return p;
}
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