config/companion_tools.in
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Thu Jan 24 22:21:19 2013 +0100 (2013-01-24)
changeset 3174 239ea86a47f6
parent 1730 c43d16b6b950
child 3291 ccef9a13c09b
permissions -rw-r--r--
cc/gcc: remove 'sub-level' version form symbols

Now we use defconfig files to store the samples, we have to be a bit more
conservatives in the symbols names, so as to avoid gigantic version bumps
when updating sub-level versions from a package.

For example (using fictitious versions):
- in crosstool-NG 1.17.0, we choose:
- latest gcc is gcc-linaro-4.7-2012.10, which is the default for the
choice in the menuconfig
- gcc-linaro-4.6-2012.10 is selected
- so, sample has an explicit symbol for the selected gcc version, as it
is not the default
- we update to crosstool-NG 1.18.0:
- latest gcc version is gcc-linaro-4.7-2013.01
- gcc-linaro-46 has been updated to gcc-linaro-4.6-2013.01
- as the sample now has no *valid* symbol to set the gcc version, the
default is used, while we would have expected to still use the 4.6
release from linaro, not the 4.7

Get rid of sub-level (ie. the third digit sequence in versions) from the
symbols for linaro versions.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
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# Companion tools config options
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if EXPERIMENTAL
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menu "Companion tools"
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comment "READ HELP before you say 'Y' below !!!"
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config COMP_TOOLS
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    bool
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    prompt "Build some companion tools"
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    help
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      Crosstool-NG relies on some external tools to be recent enough, namely:
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        make = 3.81 (in some cases)
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        m4 >= 1.4.12
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        autoconf >= 2.63
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        automake >= 1.10.2
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        libtool >= 2.2.4
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      If your system has older versions, we can build them for you,
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      but you are strongly encouraged to update your system instead!
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if COMP_TOOLS
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config COMP_TOOLS_make
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    bool
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    prompt "make"
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config COMP_TOOLS_m4
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    bool
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    prompt "m4"
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config COMP_TOOLS_autoconf
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    bool
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    prompt "autoconf"
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config COMP_TOOLS_automake
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    bool
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    prompt "automake"
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config COMP_TOOLS_libtool
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    bool
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    prompt "libtool"
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endif
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endmenu
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endif