Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
353 views
in Technique[技术] by (71.8m points)

variables - C: Anyway to load parameters into a system() call

Is it possible to put arguments in a systems call?

something like

system("rm %s %s", string1, string2)
See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Answer

0 votes
by (71.8m points)

The prototype for the system function is:

int system(const char *command);

so, no. But, how about:

snprintf(buffer, sizeof(buffer), "rm %s %s", target1, target2);
system(buffer);

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...