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config/backend.in
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Nov 23 21:35:28 2010 +0100 (2010-11-23)
branch1.9
changeset 2198 6d909657dbdf
parent 1877 b579a5cb53d1
child 2484 d1a8c2ae7946
permissions -rw-r--r--
scripts/xldd: better find sysroot with old gcc

Only starting with 4.4 does gcc have a -print-sysroot option.
For 4.3 or before, we have to play some tricks:
- ask gcc where libc.so is,
(we expect it in ${sysroot}/usr/lib/libc.so)
- trim /usr/lib/libc.so from the result

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
(transplanted from aa2305c5b2a57fbcda9a1b5bb5fb3a476ac49a13) 
     1 # Options specific to crosstool-NG acting as a backend

     2 

     3 config IS_A_BACKEND

     4     string

     5     option env="CT_IS_A_BACKEND"

     6 

     7 config BACKEND

     8     bool

     9     default y if IS_A_BACKEND =  "y" || IS_A_BACKEND =  "Y"

    10     default n if IS_A_BACKEND != "y" && IS_A_BACKEND != "Y"

    11 

    12 config BACKEND_ARCH

    13     string

    14     option env="CT_BACKEND_ARCH"

    15 

    16 config BACKEND_KERNEL

    17     string

    18     option env="CT_BACKEND_KERNEL"

    19 

    20 config BACKEND_LIBC

    21     string

    22     option env="CT_BACKEND_LIBC"
crosstool-ng