From b0cdae65f7e062ccfa00790fe6c4419b4c143b36 Mon Sep 17 00:00:00 2001 From: Samuel Martin Date: Sun, 11 Nov 2012 03:14:49 +0000 Subject: manual: add make-tips.txt Signed-off-by: Samuel Martin Signed-off-by: Peter Korsgaard --- docs/manual/make-tips.txt | 58 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 docs/manual/make-tips.txt (limited to 'docs/manual/make-tips.txt') diff --git a/docs/manual/make-tips.txt b/docs/manual/make-tips.txt new file mode 100644 index 000000000..5b00536be --- /dev/null +++ b/docs/manual/make-tips.txt @@ -0,0 +1,58 @@ +// -*- mode:doc -*- ; + +[[make-tips]] +'make' tips +----------- + +Because Buildroot is a set of Makefiles and patches, there are few +things useful to know, such as: + ++make *config+ commands offer a search tool. Read the help message in +the different frontend menu to know how to use it: + +* in _menuconfig_, search tool is called by pressing +/+; +* in _xconfig_, search tool is called by pressing +ctrl+ + +f+. + +The result of the search show the help message of the matching items. + +Display all command executed by make: + +-------------------- + $ make V=0|1 +-------------------- + +Display all available targets: + +-------------------- + $ make help +-------------------- + +Note that some settings in the +.config+ file may hide some targets: + +* +busybox-menuconfig+ depends on whether +busybox+ is enabled or not + in the +Package selection+ menu +* +linux-menuconfig+ and +linux-savedefconfig+ depend on whether + +linux+ is enabled or not +* +uclibc-menuconfig+ depends on whether the toolchain uses the + Buildroot internal toolchain backend or not +* +ctng-menuconfig+ depends on whether the toolchain uses the + crosstool-NG backend or not +* +barebox-menuconfig+ and +barebox-savedefconfig+ depend on whether + +barebox+ bootloader is enabled or not + +Delete all build products (including build directories, host, staging +and target trees, the images and the toolchain): + +-------------------- + $ make clean +-------------------- + +Delete all build products as well as the configuration: + +-------------------- + $ make distclean +-------------------- + +Note that if +ccache+ is enabled, running +make clean|distclean+ does +not empty the cache of compiler used by Buildroot. To delete it, refer +to xref:ccache[]. -- cgit v1.2.3