mirror of https://github.com/python/cpython
55 lines
1.1 KiB
C
55 lines
1.1 KiB
C
/*
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This is the entry point for Python DLL(s).
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It also provides an getenv() function that works from within DLLs.
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*/
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#define NULL 0
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/* Make references to imported symbols to pull them from static library */
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#define REF(s) extern void s (); void *____ref_##s = &s;
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REF (Py_Main);
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#if defined (__EMX__)
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#include <signal.h>
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extern int _CRT_init (void);
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extern void _CRT_term (void);
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extern void __ctordtorInit (void);
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extern void __ctordtorTerm (void);
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unsigned long _DLL_InitTerm (unsigned long mod_handle, unsigned long flag)
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{
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switch (flag)
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{
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case 0:
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if (_CRT_init ()) return 0;
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__ctordtorInit ();
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/* Ignore fatal signals */
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signal (SIGSEGV, SIG_IGN);
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signal (SIGFPE, SIG_IGN);
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return 1;
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case 1:
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__ctordtorTerm ();
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_CRT_term ();
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return 1;
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default:
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return 0;
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}
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}
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#endif
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/* A version of getenv() that works from DLLs */
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extern int DosScanEnv (const char *pszName, char **ppszValue);
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char *getenv (const char *name)
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{
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char *value;
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if (DosScanEnv (name, &value))
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return NULL;
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else
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return value;
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}
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