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[1] | 1 | #include <stdio.h> |
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| 2 | |
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| 3 | typedef void (*Procedure) (); |
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| 4 | |
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| 5 | #ifdef WIN32 |
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| 6 | #include <windows.h> |
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| 7 | |
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| 8 | Procedure get_proc (const char* name) |
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| 9 | { |
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| 10 | void* f = ::LoadLibrary ("..\\Win32Debug\\C.dll"); |
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| 11 | |
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| 12 | if (f == 0) |
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| 13 | { |
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| 14 | f = ::LoadLibrary ("..\\VisualC\\C.dll"); |
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| 15 | } |
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| 16 | |
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| 17 | if (f == 0) |
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| 18 | { |
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| 19 | printf ("Cannot load the library\n"); |
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| 20 | exit (0); |
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| 21 | } |
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| 22 | |
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| 23 | Procedure p; |
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| 24 | |
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| 25 | p = (Procedure)::GetProcAddress ((HMODULE) f, name); |
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| 26 | if (p == 0) |
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| 27 | { |
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| 28 | char* s = new char[strlen(name) + 2]; |
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| 29 | s[0] = '_'; |
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| 30 | strcpy (s+1, name); |
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| 31 | p = (Procedure)::GetProcAddress((HMODULE) f, s); |
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| 32 | } |
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| 33 | |
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| 34 | if (p == 0) |
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| 35 | { |
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| 36 | printf ("Cannot get the module %s\n", name); |
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| 37 | exit (0); |
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| 38 | } |
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| 39 | |
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| 40 | return (p); |
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| 41 | } |
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| 42 | #else |
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| 43 | extern "C" { |
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| 44 | void C1 (); |
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| 45 | void C2 (); |
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| 46 | void C3 (); |
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| 47 | } |
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| 48 | #endif |
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| 49 | |
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| 50 | int main () |
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| 51 | { |
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| 52 | printf ("demoC\n"); |
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| 53 | |
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| 54 | Procedure c = 0; |
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| 55 | |
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| 56 | #ifdef WIN32 |
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| 57 | c = get_proc ("C1"); |
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| 58 | c (); |
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| 59 | c = get_proc ("C2"); |
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| 60 | c (); |
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| 61 | c = get_proc ("C3"); |
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| 62 | c (); |
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| 63 | #else |
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| 64 | C1 (); |
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| 65 | C2 (); |
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| 66 | C3 (); |
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| 67 | #endif |
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| 68 | |
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| 69 | return (0); |
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| 70 | } |
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| 71 | |
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| 72 | |
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| 73 | |
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