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Manual: add empty line after header in .mk files

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Signed-off-by: Stephan Hoffmann <sho@relinux.de>
Acked-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
This commit is contained in:
Stephan Hoffmann 2013-02-25 11:31:31 +00:00 committed by Peter Korsgaard
parent 9bdf69b49d
commit 6dc0596274
3 changed files with 76 additions and 73 deletions
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33
docs/manual/adding-packages-autotools.txt
View File

@ -18,24 +18,25 @@ package, with an example :
03: # libfoo
04: #
05: #############################################################
06: LIBFOO_VERSION = 1.0
07: LIBFOO_SOURCE = libfoo-$(LIBFOO_VERSION).tar.gz
08: LIBFOO_SITE = http://www.foosoftware.org/download
09: LIBFOO_INSTALL_STAGING = YES
10: LIBFOO_INSTALL_TARGET = NO
11: LIBFOO_CONF_OPT = --disable-shared
12: LIBFOO_DEPENDENCIES = libglib2 host-pkgconf
13:
14: $(eval $(autotools-package))
06:
07: LIBFOO_VERSION = 1.0
08: LIBFOO_SOURCE = libfoo-$(LIBFOO_VERSION).tar.gz
09: LIBFOO_SITE = http://www.foosoftware.org/download
10: LIBFOO_INSTALL_STAGING = YES
11: LIBFOO_INSTALL_TARGET = NO
12: LIBFOO_CONF_OPT = --disable-shared
13: LIBFOO_DEPENDENCIES = libglib2 host-pkgconf
14:
15: $(eval $(autotools-package))
------------------------
On line 6, we declare the version of the package.
On line 7, we declare the version of the package.
On line 7 and 8, we declare the name of the tarball and the location
On line 8 and 9, we declare the name of the tarball and the location
of the tarball on the Web. Buildroot will automatically download the
tarball from this location.
On line 9, we tell Buildroot to install the package to the staging
On line 10, we tell Buildroot to install the package to the staging
directory. The staging directory, located in +output/staging/+
is the directory where all the packages are installed, including their
development files, etc. By default, packages are not installed to the
@ -45,7 +46,7 @@ other libraries or applications depending on them. Also by default, when
staging installation is enabled, packages are installed in this location
using the +make install+ command.
On line 10, we tell Buildroot to not install the package to the
On line 11, we tell Buildroot to not install the package to the
target directory. This directory contains what will become the root
filesystem running on the target. For purely static libraries, it is
not necessary to install them in the target directory because they will
@ -53,14 +54,14 @@ not be used at runtime. By default, target installation is enabled; setting
this variable to NO is almost never needed. Also by default, packages are
installed in this location using the +make install+ command.
On line 11, we tell Buildroot to pass a custom configure option, that
On line 12, we tell Buildroot to pass a custom configure option, that
will be passed to the +./configure+ script before configuring
and building the package.
On line 12, we declare our dependencies, so that they are built
On line 13, we declare our dependencies, so that they are built
before the build process of our package starts.
Finally, on line line 14, we invoke the +autotools-package+
Finally, on line line 15, we invoke the +autotools-package+
macro that generates all the Makefile rules that actually allows the
package to be built.

33
docs/manual/adding-packages-cmake.txt
View File

@ -18,24 +18,25 @@ with an example :
03: # libfoo
04: #
05: #############################################################
06: LIBFOO_VERSION = 1.0
07: LIBFOO_SOURCE = libfoo-$(LIBFOO_VERSION).tar.gz
08: LIBFOO_SITE = http://www.foosoftware.org/download
09: LIBFOO_INSTALL_STAGING = YES
10: LIBFOO_INSTALL_TARGET = NO
11: LIBFOO_CONF_OPT = -DBUILD_DEMOS=ON
12: LIBFOO_DEPENDENCIES = libglib2 host-pkgconf
13:
14: $(eval $(cmake-package))
06:
07: LIBFOO_VERSION = 1.0
08: LIBFOO_SOURCE = libfoo-$(LIBFOO_VERSION).tar.gz
09: LIBFOO_SITE = http://www.foosoftware.org/download
10: LIBFOO_INSTALL_STAGING = YES
11: LIBFOO_INSTALL_TARGET = NO
12: LIBFOO_CONF_OPT = -DBUILD_DEMOS=ON
13: LIBFOO_DEPENDENCIES = libglib2 host-pkgconf
14:
15: $(eval $(cmake-package))
------------------------
On line 6, we declare the version of the package.
On line 7, we declare the version of the package.
On line 7 and 8, we declare the name of the tarball and the location
On line 8 and 9, we declare the name of the tarball and the location
of the tarball on the Web. Buildroot will automatically download the
tarball from this location.
On line 9, we tell Buildroot to install the package to the staging
On line 10, we tell Buildroot to install the package to the staging
directory. The staging directory, located in +output/staging/+
is the directory where all the packages are installed, including their
development files, etc. By default, packages are not installed to the
@ -45,7 +46,7 @@ other libraries or applications depending on them. Also by default, when
staging installation is enabled, packages are installed in this location
using the +make install+ command.
On line 10, we tell Buildroot to not install the package to the
On line 11, we tell Buildroot to not install the package to the
target directory. This directory contains what will become the root
filesystem running on the target. For purely static libraries, it is
not necessary to install them in the target directory because they will
@ -53,13 +54,13 @@ not be used at runtime. By default, target installation is enabled; setting
this variable to NO is almost never needed. Also by default, packages are
installed in this location using the +make install+ command.
On line 11, we tell Buildroot to pass custom options to CMake when it is
On line 12, we tell Buildroot to pass custom options to CMake when it is
configuring the package.
On line 12, we declare our dependencies, so that they are built
On line 13, we declare our dependencies, so that they are built
before the build process of our package starts.
Finally, on line line 14, we invoke the +cmake-package+
Finally, on line line 15, we invoke the +cmake-package+
macro that generates all the Makefile rules that actually allows the
package to be built.

83
docs/manual/adding-packages-generic.txt
View File

@ -20,42 +20,43 @@ system is based on hand-written Makefiles or shell scripts.
03: # libfoo
04: #
05: #############################################################
06: LIBFOO_VERSION = 1.0
07: LIBFOO_SOURCE = libfoo-$(LIBFOO_VERSION).tar.gz
08: LIBFOO_SITE = http://www.foosoftware.org/download
09: LIBFOO_LICENSE = GPLv3+
10: LIBFOO_LICENSE_FILES = COPYING
11: LIBFOO_INSTALL_STAGING = YES
12: LIBFOO_CONFIG_SCRIPTS = libfoo-config
13: LIBFOO_DEPENDENCIES = host-libaaa libbbb
14:
15: define LIBFOO_BUILD_CMDS
16: $(MAKE) CC="$(TARGET_CC)" LD="$(TARGET_LD)" -C $(@D) all
17: endef
18:
19: define LIBFOO_INSTALL_STAGING_CMDS
20: $(INSTALL) -D -m 0755 $(@D)/libfoo.a $(STAGING_DIR)/usr/lib/libfoo.a
21: $(INSTALL) -D -m 0644 $(@D)/foo.h $(STAGING_DIR)/usr/include/foo.h
22: $(INSTALL) -D -m 0755 $(@D)/libfoo.so* $(STAGING_DIR)/usr/lib
23: endef
24:
25: define LIBFOO_INSTALL_TARGET_CMDS
26: $(INSTALL) -D -m 0755 $(@D)/libfoo.so* $(TARGET_DIR)/usr/lib
27: $(INSTALL) -d -m 0755 $(TARGET_DIR)/etc/foo.d
28: endef
29:
30: define LIBFOO_DEVICES
31: /dev/foo c 666 0 0 42 0 - - -
32: endef
33:
34: define LIBFOO_PERMISSIONS
35: /bin/foo f 4755 0 0 - - - - -
36: endef
37:
38: $(eval $(generic-package))
06:
07: LIBFOO_VERSION = 1.0
08: LIBFOO_SOURCE = libfoo-$(LIBFOO_VERSION).tar.gz
09: LIBFOO_SITE = http://www.foosoftware.org/download
10: LIBFOO_LICENSE = GPLv3+
11: LIBFOO_LICENSE_FILES = COPYING
12: LIBFOO_INSTALL_STAGING = YES
13: LIBFOO_CONFIG_SCRIPTS = libfoo-config
14: LIBFOO_DEPENDENCIES = host-libaaa libbbb
15:
16: define LIBFOO_BUILD_CMDS
17: $(MAKE) CC="$(TARGET_CC)" LD="$(TARGET_LD)" -C $(@D) all
18: endef
19:
20: define LIBFOO_INSTALL_STAGING_CMDS
21: $(INSTALL) -D -m 0755 $(@D)/libfoo.a $(STAGING_DIR)/usr/lib/libfoo.a
22: $(INSTALL) -D -m 0644 $(@D)/foo.h $(STAGING_DIR)/usr/include/foo.h
23: $(INSTALL) -D -m 0755 $(@D)/libfoo.so* $(STAGING_DIR)/usr/lib
24: endef
25:
26: define LIBFOO_INSTALL_TARGET_CMDS
27: $(INSTALL) -D -m 0755 $(@D)/libfoo.so* $(TARGET_DIR)/usr/lib
28: $(INSTALL) -d -m 0755 $(TARGET_DIR)/etc/foo.d
29: endef
30:
31: define LIBFOO_DEVICES
32: /dev/foo c 666 0 0 42 0 - - -
33: endef
34:
35: define LIBFOO_PERMISSIONS
36: /bin/foo f 4755 0 0 - - - - -
37: endef
38:
39: $(eval $(generic-package))
--------------------------------
The Makefile begins on line 6 to 10 with metadata information: the
The Makefile begins on line 7 to 11 with metadata information: the
version of the package (+LIBFOO_VERSION+), the name of the
tarball containing the package (+LIBFOO_SOURCE+) the
Internet location at which the tarball can be downloaded from
@ -65,13 +66,13 @@ the same prefix, +LIBFOO_+ in this case. This prefix is always the
uppercased version of the package name (see below to understand where
the package name is defined).
On line 11, we specify that this package wants to install something to
On line 12, we specify that this package wants to install something to
the staging space. This is often needed for libraries, since they must
install header files and other development files in the staging space.
This will ensure that the commands listed in the
+LIBFOO_INSTALL_STAGING_CMDS+ variable will be executed.
On line 12, we specify that there is some fixing to be done to some
On line 13, we specify that there is some fixing to be done to some
of the 'libfoo-config' files that were installed during
+LIBFOO_INSTALL_STAGING_CMDS+ phase.
These *-config files are executable shell script files that are
@ -113,14 +114,14 @@ IMAGEMAGICK_CONFIG_SCRIPTS = \
Magick-config Magick++-config \
MagickCore-config MagickWand-config Wand-config
On line 13, we specify the list of dependencies this package relies
On line 14, we specify the list of dependencies this package relies
on. These dependencies are listed in terms of lower-case package names,
which can be packages for the target (without the +host-+
prefix) or packages for the host (with the +host-+) prefix).
Buildroot will ensure that all these packages are built and installed
'before' the current package starts its configuration.
The rest of the Makefile, lines 14..27, defines what should be done
The rest of the Makefile, lines 16..29, defines what should be done
at the different steps of the package configuration, compilation and
installation.
+LIBFOO_BUILD_CMDS+ tells what steps should be performed to
@ -133,13 +134,13 @@ All these steps rely on the +$(@D)+ variable, which
contains the directory where the source code of the package has been
extracted.
On line 29..31, we define a device-node file used by this package
On line 31..33, we define a device-node file used by this package
(+LIBFOO_DEVICES+).
On line 33..35, we define the permissions to set to specific files
On line 35..37, we define the permissions to set to specific files
installed by this package (+LIBFOO_PERMISSIONS+).
Finally, on line 37, we call the +generic-package+ function, which
Finally, on line 39, we call the +generic-package+ function, which
generates, according to the variables defined previously, all the
Makefile code necessary to make your package working.