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Macros in makefiles may be overridden in the command-line arguments passed to the Make utility. Environment variables are also available as macros. For example, the macro CC is frequently used in makefiles to refer to the location of a C compiler. If used consistently throughout the makefile, then the compiler used can be changed by changing ...
These sub-makefiles download the GIS sources, process them, output topojson file(s) which nodejs, jsdom, and D3js code can convert into stand alone SVGs. master.makefile Example
Ports collections (or ports trees, or just ports) are the sets of makefiles and patches provided by the BSD-based operating systems, FreeBSD, NetBSD, and OpenBSD, as a simple method of installing software or creating binary packages.
For example, it points to needed dependencies. It automatically generates one or more Makefile.in from files called Makefile.am . Each Makefile.am contains, among other things, useful variable definitions for the compiled software, such as compiler and linker flags, dependencies and their versions, etc.
The following example shows how to use Bison and flex to write a simple calculator program ... A simple makefile to build the project is the following.
If they are not specified in the Makefile, then they will be read from the environment, if present. Tools like autoconf's ./configure script will usually pick them up from the environment and write them into the generated Makefiles. Some package install scripts, like SDL, allow CFLAGS settings to override their normal settings (instead of ...
For example, in the sample build.xml file above, the clean target deletes the classes directory and everything in it. In a Makefile this would typically be done with the command: rm -rf classes/ rm is a Unix-specific command unavailable in some other environments. Microsoft Windows, for example, would use: rmdir /S /Q classes
This page was last edited on 5 June 2024, at 07:12 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...