Readelf -s does not display full variable names

Question

I need to get global characters from a compiled program file c. What I use is the linux readelf -s filePath , when I use this command, this is what I get:

I draw a blue rectangle to show that the variable names are not displayed correctly. they are truncated after 25 characters. How can I display the full names?

Answer 1

Add a wide switch:

 readelf -s --wide pathOfFile