1 /************************************************************************* 2 3 Copyright 2011 Yuri Dario <mc6530@mclink.it> 4 5 Licensed under the Apache License, Version 2.0 (the "License"); 6 you may not use this file except in compliance with the License. 7 You may obtain a copy of the License at 8 9 http://www.apache.org/licenses/LICENSE-2.0 10 11 Unless required by applicable law or agreed to in writing, software 12 distributed under the License is distributed on an "AS IS" BASIS, 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 See the License for the specific language governing permissions and 15 limitations under the License. 16 17 ************************************************************************/ 18 19 #define INCL_DOS 20 #ifdef OS2 21 #include <svpm.h> 22 #else 23 #include <os2.h> 24 #endif 25 #include <dlfcn.h> 26 #include <stdarg.h> 27 #include <stdlib.h> 28 #ifdef TESTME 29 #include <stdio.h> 30 #endif 31 32 typedef APIRET _PMPRINTF(const char*, ...); 33 typedef _PMPRINTF* PMPRINTF; 34 35 static void* hmodPmPrintf = NULL; 36 static PMPRINTF pfnPmPrintf = NULL; 37 38 int _Export debug_printf( const char* format, ...) 39 { 40 va_list args; 41 int cnt; 42 43 if (hmodPmPrintf == NULL) { 44 // try dll loading 45 hmodPmPrintf = dlopen( "PMPRINTF", 0); 46 if (hmodPmPrintf == NULL) 47 return -1; 48 49 // search function 50 pfnPmPrintf = dlsym(hmodPmPrintf, "PmPrintfVa"); 51 if (!pfnPmPrintf) 52 return -1; 53 54 } 55 56 // function loaded, print data 57 va_start(args, format); 58 cnt = pfnPmPrintf(format, args); 59 va_end(args); 60 61 return cnt; 62 } 63 64 65 #ifdef TESTME 66 int main( void) 67 { 68 printf( "Test PMPRINTF.DLL output, check PM window.\n"); 69 debug_printf( "Test PMPRINTF.DLL output, check PM window."); 70 debug_printf( "Test PMPRINTF.DLL output: integer %d", 12345); 71 debug_printf( "Test PMPRINTF.DLL output: float %f", 123.45); 72 debug_printf( "Test PMPRINTF.DLL output: string '%s'", "Hello World"); 73 exit(0); 74 } 75 #endif // TESTME 76