Debug:
1. Put allocation and check it NULL or not for the exit of memorization error.
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main.cpp Wed Jul 06 14:39:00 2022
...
111 :int main ( int argc, char** argv ) {
112 : print_socket_msg = 1;
113 : err_msg_001("int main ( int argc, char** argv ) starts. \r\n");
114 : err_msg_001("int main ( int argc, char** argv ) ends. \r\n");
115 :
116 : err_msg_002("err_msg_002: int main ( int argc, char** argv ) starts. \r\n");
117 : err_msg_002("err_msg_002: int main ( int argc, char** argv ) ends. \r\n");
118 :
119 :// err_msg_003("err_msg_003: int main ( int argc, char** argv ) starts. \r\n");
120 :// err_msg_003("err_msg_003: int main ( int argc, char** argv ) ends. \r\n");
121 :
122 : return 0;
123 :}
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Print.cpp Wed Jul 06 14:46:41 2022
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402 :char* err_msg_001(const char *fmt, ...)
403 :{
404 : int send_success = 0;
405 : char** argv;
406 : int argc;
407 : char* result;
408 : va_list ap;
409 :
410 : if ( level_error_msg > 1 ) return NULL;
411 :
412 : va_start(ap, fmt);
413 : result = err_doit_001(0, 0, fmt, ap);
414 : va_end(ap);
415 :
416 : // ...
417 : if ( print_socket_msg != 1 ) return NULL;
418 :
419 : argc = 3;
420 : argv = (char**) malloc( sizeof(char**) * argc ) ;
421 : if ( argv == NULL ) {
422 : printf("err_msg_001: it exit because argv is NULL.\r\n");
423 : }
424 :
425 : set_sender_default_parameters_001 ( &argc, argv ) ;
426 :
427 : argv[2] = (char *) result;
428 : send_success = sender_main ( argc, argv ) ;
429 :
430 : for ( int i=0; i<3; i++ )
431 : free(argv[i]);
432 :
433 : free(argv);
434 : // ...
435 :
436 :
437 : return result;
438 :}
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main.cpp Wed Jul 06 14:39:00 2022
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111 :int main ( int argc, char** argv ) {
112 : print_socket_msg = 1;
113 : err_msg_001("int main ( int argc, char** argv ) starts. \r\n");
114 : err_msg_001("int main ( int argc, char** argv ) ends. \r\n");
115 :
116 : err_msg_002("err_msg_002: int main ( int argc, char** argv ) starts. \r\n");
117 : err_msg_002("err_msg_002: int main ( int argc, char** argv ) ends. \r\n");
118 :
119 :// err_msg_003("err_msg_003: int main ( int argc, char** argv ) starts. \r\n");
120 :// err_msg_003("err_msg_003: int main ( int argc, char** argv ) ends. \r\n");
121 :
122 : return 0;
123 :}
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> .\winmain_001.exe
err_msg_002: int main ( int argc, char** argv ) starts.
err_msg_002: int main ( int argc, char** argv ) ends. |
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> .\winmain_001.exe
err_msg_002: int main ( int argc, char** argv ) starts.
err_msg_002: int main ( int argc, char** argv ) ends. |
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