Differences
This shows you the differences between two versions of the page.
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doc:devel:dependencies [2013/01/05 02:39] the2masters |
doc:devel:dependencies [2013/01/05 03:03] (current) the2masters |
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| Useful is the negation ! to only select a Package if it's not build into busybox | Useful is the negation ! to only select a Package if it's not build into busybox | ||
| <code> | <code> | ||
| - | DEPENDS:=+!BUSYBOX_CONFIG_UNAME:coreutils-uname | + | DEPENDS:=+!BUSYBOX_CONFIG_HOSTNAME:net-tools-hostname |
| </code> | </code> | ||
| - | This means select coreutils-uname only if uname is not build into busybox. But don't try it the other way around, see the last case. | + | This means select net-tools-hostname only if hostname is not build into busybox. But don't try it the other way around, see the last case. |
| * If you say ''@SYMBOL'' that means that CONFIG_SYMBOL must be defined by OpenWRT in order for the ''package'' to be available for selection. e.g | * If you say ''@SYMBOL'' that means that CONFIG_SYMBOL must be defined by OpenWRT in order for the ''package'' to be available for selection. e.g | ||
| Line 59: | Line 59: | ||
| * Don't be so clever and combine everything: | * Don't be so clever and combine everything: | ||
| <code> | <code> | ||
| - | DEPENDS:=+@!PACKAGE_coreutils-uname:BUSYBOX_CONFIG_UNAME | + | DEPENDS:=+@!PACKAGE_net-tools-hostname:BUSYBOX_CONFIG_HOSTNAME |
| </code> | </code> | ||
| - | Here we select the Symbol BUSYBOX_CONFIG_UNAME if the package corutils-uname is not selected. The @ belongs to BUSYBOX_CONFIG_UNAME. This works while compiling your own image, but the resulting ipkg depends on the unresolvable BUSYBOX_CONFIG_UNAME, so your package cannot be installed later on a box with opkg. | + | Here we select the Symbol BUSYBOX_CONFIG_HOSTNAME if the package net-tools-hostname is not selected. The @ belongs to BUSYBOX_CONFIG_HOSTNAME. This works while compiling your own image, but the resulting ipkg depends on the unresolvable BUSYBOX_CONFIG_HOSTNAME, so your package cannot be installed later on a box with opkg. |
| As busybox can never be extended on a working box, always select an installable package when a busybox applet is not selected. | As busybox can never be extended on a working box, always select an installable package when a busybox applet is not selected. | ||
| <code> | <code> | ||
| - | DEPENDS:=+!BUSYBOX_CONFIG_UNAME:coreutils-uname | + | DEPENDS:=+!BUSYBOX_CONFIG_HOSTNAME:net-tools-hostname |
| </code> | </code> | ||
doc/devel/dependencies.txt · Last modified: 2013/01/05 03:03 by the2masters