/*函数名: exec...
功 能: 装入并运行其它程序的函数
用 法: int execl(char *pathname, char *arg0, arg1, ..., argn, NULL);
int execle(char *pathname, char *arg0, arg1, ..., argn, NULL,
char *envp[]);
int execlp(char *pathname, char *arg0, arg1, .., NULL);
int execple(char *pathname, char *arg0, arg1, ..., NULL,
char *envp[]);
int execv(char *pathname, char *argv[]);
int execve(char *pathname, char *argv[], char *envp[]);
int execvp(char *pathname, char *argv[]);
int execvpe(char *pathname, char *argv[], char *envp[]);
程序例:
/* execv example */
#include <process.h>
#include <stdio.h>
#include <errno.h>
int main(int argc, char *argv[])
{
int i;
printf("Command line arguments:\n");
for (i=0; i<argc; i++)
printf("[%2d] : %s\n", i, argv[i]);
printf("About to exec child with arg1 arg2 ...\n");
execv("求某数的反余弦.exe",argv); //成功调用了
//execv("CHLD.EXE", argv);
//execv("确定处理器时间.exe",argv);
//execv("溯雪2.exe",argv);
//execv("unins000.exe",argv);
perror("exec error");
getchar();
getchar();
}
calling-program.zip_调用EXE_调用exe程序
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2022-09-20
19:43:28
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