make gem

Make is a very important compilation command in both Linux and UNIX environments. Make or make install is often used for project development and application software installation. With the make tool, we can break down large development projects into multiple modules that are easier to manage. For an application that in

Document directory 1.9.1 GNU make 1.9.2 basic makefile Structure 1.9.3 makefile variable 1.9.4 main pre-defined variables of GNU make 1.9.5 implicit rules 1.9.7 run make GNU make and makefile GNU make Makefile Basic Structure Makefile variable Main predefined

Linux under Make command instance detailed The Linux make command is one of the most frequently used commands for system administrators and programmers. Administrators use it to compile and install many open source tools from the command line that programmers use to manage their large and complex project compilation issues. In this article we will use some examples to discuss the working mechanism behind t

In this article we will use some examples to discuss the working mechanism behind the make command. How make is workingFor those who do not know the underlying mechanism, the make command receives the target as if it were a command line parameter. These goals are usually stored in a special file named "Makefile", and the file also contains actions that correspon

When learning the linux make command, you may encounter the difference between make and makefile. Here we will introduce the detailed methods for the differences between make and makefile. Here we will share with you. Make command After the linux make command, you can not on

When compiling the Linux kernel, the first thing to do is to modify the makefile file in the top-level directory of the kernel source, change the Arch = $ (subarch) to arch? = arm, and change the cross_compile? = to cross_compile? = arm- LINUX-GCC, or not modified, the arch and Cross_compile values are passed through the command line. Then in the Linux kernel source directory, execute make menuconfig, then what happened? The

Makethe command-line options-B-MIgnored to provide other versions of Make compatibility.-B--always-makeForces the target of all rules to be rebuilt, without deciding whether to rebuild the target file based on the rule's dependency description.-C DIR--directory=dirBefore reading the makefile, go to the directory "dir", that is, switch the working directory to "dir" after the make. When there are multiple "-

Source: http://www.ha97.com/961.html "-B""-M" ignores the compatibility with other versions of make. "-B""-Always-make" considers that all targets need to be updated (recompiled ). "-C""-Directory ="Specifies the directory for reading makefile. If multiple "-c" parameters exist, make interprets the following paths as relative paths and uses the last directory as

Overview This article is based on the U-boot Raspberry Pi 3 Generation configuration Process Analysis, the environment is as follows:Compilation environment: Ubuntu 14.04 LTSCompilation tool: ARM-LINUX-GNUEABI-GCCCode version: U-boot v2016.09Configuration file: Rpi_3_32b_defconfig U-boot the introduction of Kbuild systems since the v2014.10 version, Makefile's management and organization is much different from previous versions of the Code, and its makefile is more complex. The whole makefile,