#include <lib.h> #include <string.h> #define PTRSIZE sizeof(char *) _PROTOTYPE( int _execn, (char * name)); PUBLIC int _execn(name) char *name; /* pointer to file to be exec'd */ { /* Special version used when there are no args and no environment. This call * is principally used by INIT, to avoid having to allocate ARG_MAX. */ PRIVATE char stack[3 * PTRSIZE]; message m; m.m1_i1 = strlen(name) + 1; m.m1_i2 = sizeof(stack); m.m1_p1 = name; m.m1_p2 = stack; (void) _syscall(MM, EXEC, &m); }