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#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <time.h>
#include <conio.h>
#define wait_key getch
#include <string.h>
bool hasSpaces(const char* str)
{
char last = 0;
while (str && *str) {
if ((*str == ' ' || *str == '\t') && last != '\\')
return true;
last = *str++;
}
return false;
}
int main(int argc, char** argv)
{
if (argc < 2) {
printf("Usage: le_exec <program_name> [arguments...]\n");
return 1;
}
// count size of arguments
int fullsize = 0;
for (int i = 1; i < argc; ++i) {
fullsize += strlen(argv[i]);
}
// add some slack for spaces between args plus quotes around executable
fullsize += argc + 32;
char* cmdline = new char[fullsize];
memset(cmdline, 0, fullsize);
// 1st arg (executable) enclosed in quotes to support filenames with spaces
bool sp = hasSpaces(argv[1]);
if (sp)
strcat(cmdline, "\"");
strcat(cmdline, argv[1]);
if (sp)
strcat(cmdline, "\"");
strcat(cmdline, " ");
for (int i = 2; i < argc; ++i) {
sp = hasSpaces(argv[i]);
if (sp)
strcat(cmdline, "\"");
strcat(cmdline, argv[i]);
if (sp)
strcat(cmdline, "\"");
strcat(cmdline, " ");
}
//Windows's system() seems to not be able to handle parentheses in
//the path, so we have to launch the program a different way.
SetConsoleTitle(cmdline);
STARTUPINFO si;
PROCESS_INFORMATION pi;
ZeroMemory( &si, sizeof(si) );
si.cb = sizeof(si);
ZeroMemory( &pi, sizeof(pi) );
// Start the child process.
clock_t cl = clock();
CreateProcess( NULL, TEXT(cmdline), NULL, NULL, FALSE, 0,
NULL, NULL, &si, &pi );
// Wait until child process exits.
WaitForSingleObject( pi.hProcess, INFINITE );
cl = clock() - cl;
cl *= 1000;
cl /= CLOCKS_PER_SEC;
// Get the return value of the child process
DWORD ret;
GetExitCodeProcess( pi.hProcess, &ret );
// Close process and thread handles.
CloseHandle( pi.hProcess );
CloseHandle( pi.hThread );
printf("\nPress any key to continue.\n");
wait_key();
delete[] cmdline;
return ret;
}
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