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How to get the executable path of a node with C++?

asked 2015-08-18 10:13:53 -0500

cyborg-x1

1376 ●21 ●32 ●44 https://github.com/Hacks4ROS

updated 2015-08-18 10:14:53 -0500

Is there an easy way to get the whole path for a executable in a package with C++? like getPath for the package path? (ros/package.h)

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answered 2015-08-19 05:58:53 -0500

redskydeng
118 ●8 ●11 ●16 https://shop136409768....

In the main fonction,the argv[0] is the executable path, you can theck it as below:

int main(int argc,char ** argv){
    printf("s%",argv[0]);
    return 0;
}

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I guess he rather wants to know where an executable for a specific package is. (A program in package A wants to find out where a specific program in package B is located)