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| 1 | +#if defined USE_TCL_STUBS && defined USE_TK_STUBS |
| 2 | +#include <tcl.h> |
| 3 | +#include <tk.h> |
| 4 | +#include "ruby.h" |
| 5 | + |
| 6 | +#if defined _WIN32 |
| 7 | +# include <windows.h> |
| 8 | + typedef HINSTANCE DL_HANDLE; |
| 9 | +# define DL_OPEN LoadLibrary |
| 10 | +# define DL_SYM GetProcAddress |
| 11 | +# define TCL_INDEX 4 |
| 12 | +# define TK_INDEX 3 |
| 13 | +# define TCL_NAME "tcl89%s" |
| 14 | +# define TK_NAME "tk89%s" |
| 15 | +# undef DLEXT |
| 16 | +# define DLEXT ".dll" |
| 17 | +#elif defined HAVE_DLOPEN |
| 18 | +# include <dlfcn.h> |
| 19 | + typedef void *DL_HANDLE; |
| 20 | +# define DL_OPEN(file) dlopen(file, RTLD_LAZY|RTLD_GLOBAL) |
| 21 | +# define DL_SYM dlsym |
| 22 | +# define TCL_INDEX 8 |
| 23 | +# define TK_INDEX 7 |
| 24 | +# define TCL_NAME "libtcl8.9%s" |
| 25 | +# define TK_NAME "libtk8.9%s" |
| 26 | +#endif |
| 27 | + |
| 28 | +int |
| 29 | +ruby_tcltk_stubs() |
| 30 | +{ |
| 31 | + DL_HANDLE tcl_dll; |
| 32 | + DL_HANDLE tk_dll; |
| 33 | + Tcl_Interp *(*p_Tcl_CreateInterp)(); |
| 34 | + int (*p_Tk_Init) _((Tcl_Interp *)); |
| 35 | + Tcl_Interp *tcl_ip; |
| 36 | + int n; |
| 37 | + char *ruby_tcl_dll; |
| 38 | + char *ruby_tk_dll; |
| 39 | + char tcl_name[20]; |
| 40 | + char tk_name[20]; |
| 41 | + |
| 42 | + ruby_tcl_dll = getenv("RUBY_TCL_DLL"); |
| 43 | + ruby_tk_dll = getenv("RUBY_TK_DLL"); |
| 44 | + if (ruby_tcl_dll && ruby_tk_dll) { |
| 45 | + tcl_dll = (DL_HANDLE)DL_OPEN(ruby_tcl_dll); |
| 46 | + tk_dll = (DL_HANDLE)DL_OPEN(ruby_tk_dll); |
| 47 | + } else { |
| 48 | + snprintf(tcl_name, sizeof tcl_name, TCL_NAME, DLEXT); |
| 49 | + snprintf(tk_name, sizeof tk_name, TK_NAME, DLEXT); |
| 50 | + /* examin from 8.9 to 8.1 */ |
| 51 | + for (n = '9'; n > '0'; n--) { |
| 52 | + tcl_name[TCL_INDEX] = n; |
| 53 | + tk_name[TK_INDEX] = n; |
| 54 | + tcl_dll = (DL_HANDLE)DL_OPEN(tcl_name); |
| 55 | + tk_dll = (DL_HANDLE)DL_OPEN(tk_name); |
| 56 | + if (tcl_dll && tk_dll) |
| 57 | + break; |
| 58 | + } |
| 59 | + } |
| 60 | + |
| 61 | + if (!tcl_dll || !tk_dll) |
| 62 | + return -1; |
| 63 | + |
| 64 | + p_Tcl_CreateInterp = (Tcl_Interp *(*)())DL_SYM(tcl_dll, "Tcl_CreateInterp"); |
| 65 | + if (!p_Tcl_CreateInterp) |
| 66 | + return -2; |
| 67 | + |
| 68 | + tcl_ip = (*p_Tcl_CreateInterp)(); |
| 69 | + if (!tcl_ip) |
| 70 | + return -3; |
| 71 | + |
| 72 | + p_Tk_Init = (int (*) _((Tcl_Interp *)))DL_SYM(tk_dll, "Tk_Init"); |
| 73 | + if (!p_Tk_Init) |
| 74 | + return -4; |
| 75 | + (*p_Tk_Init)(tcl_ip); |
| 76 | + |
| 77 | + if (!Tcl_InitStubs(tcl_ip, "8.1", 0)) |
| 78 | + return -5; |
| 79 | + if (!Tk_InitStubs(tcl_ip, "8.1", 0)) |
| 80 | + return -6; |
| 81 | + |
| 82 | + Tcl_DeleteInterp(tcl_ip); |
| 83 | + |
| 84 | + return 0; |
| 85 | +} |
| 86 | +#endif |
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