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nm:tldr:e33a3
nm: List all symbols, even debugging symbols.
$ nm -a ${filename-o}
try on your machine
The given command is an example of how to use the nm
command with an option -a
and a filename passed as an argument.
Explanation:
nm
: It is a command-line utility available in Unix and Unix-like systems, used for listing symbols from object files or executable files.-a
: It is an option that instructs thenm
command to display all symbols including local (static) symbols, rather than just the external symbols.${filename-o}
: This part of the command is a shell variable substitution, wherefilename
is the name of the variable being substituted and-o
is the default value if the variable is not defined.
In summary, the command nm -a ${filename-o}
indicates to the nm
command to display all symbols from the object file or executable specified by the variable filename
. If filename
is not defined, it will default to -o
.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.