config/libc/mingw.in.2
author Bryan Hundven <bryanhundven@gmail.com>
Sun Jun 26 03:26:54 2011 -0700 (2011-06-26)
changeset 2515 364b06df9e3a
parent 2018 860de6018501
permissions -rw-r--r--
glibc: Refactor startfiles/headers into do_libc_backend()

Refactor the contents of 'do_libc_start_files()' and 'do_libc()' into a
parameterized 'do_libc_backend()'. 'do_libc_start_files()' and 'do_libc()'
call 'do_libc_backend()' with either 'libc_mode=startfiles' or
'libc_mode=final' (respectively) so that the startfiles/headers and
the final libc builds are configured and built with the same options.

One example of where this is needed is when building a mips toolchain.
Previously, if you were building an n32 toolchain, you wouldn't have
noticed an issue, because if '-mabi' is not in CFLAGS, n32 is the
default:

http://sourceware.org/git/?p=glibc-ports.git;a=blob;f=sysdeps/mips/preconfigure;hb=HEAD

But when trying to build an o32 or n64 toolchain the build would
have failed. This is because (e)glibc expects "-mabi={o32,n32,n64}" to be
in CFLAGS, but was not previously provided in 'do_libc_start_files()'.
The build failure would happen in the shared-core gcc when it tries to
configure an n64 or o32 gcc with an n32 libc.

A simpler solution would have been to just add TARGET_CFLAGS to configure
in 'do_libc_start_files()', but this way makes configure and make
consistent for both steps.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
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# Part-2 of mingw C library options: development libraries
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config MINGW_DIRECTX
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    bool
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    prompt "Include DirectX development files"
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config MINGW_OPENGL
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    bool
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    prompt "Include OpenGL development files"
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config MINGW_PDCURSES
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    bool
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    prompt "Include PDCurses (NCurses library) development files"
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choice
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    bool
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    prompt "PDCurses library version"
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    depends on MINGW_PDCURSES
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config MINGW_PDCURSES_V_3_4
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    bool
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    prompt "3.4"
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# CT_INSERT_VERSION_ABOVE
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# Don't remove above line!
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config MINGW_PDCURSES_V_select
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    bool
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    prompt "Other version"
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endchoice
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config MINGW_PDCURSES_VERSION
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    string
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    prompt "PDCurses library version" if MINGW_PDCURSES_V_select
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    default "3.4" if MINGW_PDCURSES_V_3_4
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# CT_INSERT_VERSION_STRING_ABOVE
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# Don't remove above line!
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    help
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      Enter the version number of the PDCurses library to use
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config MINGW_GNURX
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    bool
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    prompt "Include GnuRX (regex library) development files"
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choice
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    bool
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    prompt "GnuRX library version"
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    depends on MINGW_GNURX
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config MINGW_GNURX_V_2_5_1
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    bool
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    prompt "2.5.1"
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# CT_INSERT_VERSION_ABOVE
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# Don't remove above line!
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config MINGW_GNURX_V_select
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    bool
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    prompt "Other version"
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endchoice
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config MINGW_GNURX_VERSION
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    string
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    prompt "GnuRX library version" if MINGW_GNURX_V_select
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    default "2.5.1" if MINGW_GNURX_V_2_5_1
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# CT_INSERT_VERSION_STRING_ABOVE
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# Don't remove above line!
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    help
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      Enter the version number of the Regex library to use
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