Mercurial > cpython-lru_cache-weakref

annotate Python/thread_foobar.h @ 86823:17d730d37b2f

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Issue #19410: Put back in special-casing of '' for importlib.machinery.FileFinder. While originally moved to stop special-casing '' as PathFinder farther up the typical call chain now uses the cwd in the instance of '', it was deemed an unnecessary risk to breaking subclasses of FileFinder to take the special-casing out.
author Brett Cannon <brett@python.org>
date Fri, 01 Nov 2013 10:37:57 -0400
parents b36cb4602e21
children
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1
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2 /*
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3 * Initialization.
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4 */
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5 static void
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6 PyThread__init_thread(void)
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7 {
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8 }
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10 /*
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11 * Thread support.
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12 */
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13 long
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14 PyThread_start_new_thread(void (*func)(void *), void *arg)
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15 {
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16 int success = 0; /* init not needed when SOLARIS_THREADS and */
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17 /* C_THREADS implemented properly */
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19 dprintf(("PyThread_start_new_thread called\n"));
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20 if (!initialized)
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21 PyThread_init_thread();
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22 return success < 0 ? -1 : 0;
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23 }
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26 PyThread_get_thread_ident(void)
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27 {
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28 if (!initialized)
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29 PyThread_init_thread();
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30 }
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32 void
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33 PyThread_exit_thread(void)
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34 {
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35 dprintf(("PyThread_exit_thread called\n"));
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36 if (!initialized)
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37 exit(0);
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38 }
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40 /*
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41 * Lock support.
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42 */
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43 PyThread_type_lock
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44 PyThread_allocate_lock(void)
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45 {
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47 dprintf(("PyThread_allocate_lock called\n"));
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48 if (!initialized)
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49 PyThread_init_thread();
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51 dprintf(("PyThread_allocate_lock() -> %p\n", lock));
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52 return (PyThread_type_lock) lock;
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55 void
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56 PyThread_free_lock(PyThread_type_lock lock)
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57 {
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58 dprintf(("PyThread_free_lock(%p) called\n", lock));
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59 }
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61 int
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62 PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
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63 {
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64 int success;
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66 dprintf(("PyThread_acquire_lock(%p, %d) called\n", lock, waitflag));
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67 dprintf(("PyThread_acquire_lock(%p, %d) -> %d\n", lock, waitflag, success));
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68 return success;
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71 void
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72 PyThread_release_lock(PyThread_type_lock lock)
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73 {
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74 dprintf(("PyThread_release_lock(%p) called\n", lock));
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75 }