Gun make (7) execute make

1. Alternate command execution

At some point , I don't want to update the target files that have expired （ For example, just check whether the command to update the target is correct , Or see which goals need to be updated ）.

Can be defined by some specific parameters make The action performed , To replace make Execution of default actions .

-n 
--just-print
--dry-run
--recon

Appoint make Perform null operation , Print only the commands that need to be used to rebuild the target , Without rebuilding the target .

 

-t 
--touch

Update timestamp of all target files

 

-q
--question

Do not execute any commands and do not print any output information , Only check if the specified target is up to date , If so, return 0, Otherwise return to 1.

 

-W FILE
--what-if=FILE
--assume-new=FILE
--new-file=FILE

Specify a filename ,make Take the current system time as the timestamp of this file .

 

2. make Command line options for

-d

make Print out all debugging information during execution .

 

-f=FILE
--file=FILE
--makefile=FILE

Appoint FILE by make Executive makefile file

 

-i
-ignore-errors

Ignore rule command execution errors .

 

-I DIR
--include-dir=DIR

The specified contains makefile Search directory for files

 

-k
--keep-going

Do not terminate when executing a command incorrectly make Implementation

 

-o FILE
--old-file=FILE
--assume-old=FILE

Specified file FILE There is no need to rebuild , Even if the dependency relative to it has expired , It also does not rebuild any files that depend on this file .