| [1a686a1] | 1 | <sect2>
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| 2 | <title>Command explanations</title>
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| 3 |
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| [d8e2e7ce] | 4 | <para><command>PATH_HOLD=$PATH</command> : This command
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| [1a686a1] | 5 | stores your current path before it's modified so that it can be restored after
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| 6 | installation.</para>
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| 7 |
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| [d8e2e7ce] | 8 | <para><command>export PATH=/opt/gnat/bin:$PATH</command> : This
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| [58bd309a] | 9 | command allows the build to find
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| 10 | <application><acronym>GNAT</acronym></application>'s
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| 11 | <application>Ada</application> compiler to build
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| 12 | <application>Ada</application>.</para>
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| [1a686a1] | 13 |
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| [d8e2e7ce] | 14 | <para><command>touch treeprs.ads [es]info.h nmake.ad[bs]</command> :
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| [58bd309a] | 15 | This command creates necessary files for the
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| 16 | <application>Ada</application> build. This step
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| 17 | may be skipped if you don't want to compile the
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| 18 | <application>Ada</application> frontend.</para>
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| [de102fc8] | 19 |
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| [d8e2e7ce] | 20 | <para><command>CC=/usr/bin/gcc</command> : This command works around the
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| [58bd309a] | 21 | new <envar>PATH</envar> which puts <application><acronym>GNAT</acronym>
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| 22 | </application>'s <command>gcc</command> as the primary compiler.</para>
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| [d8e2e7ce] | 23 |
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| 24 | <para><command>--enable-languages=c,c++,objc,f77,ada,java</command>
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| [58bd309a] | 25 | : This command builds all available languages in the
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| 26 | <application><acronym>GCC</acronym></application> package.
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| [de102fc8] | 27 | You may modify this command to remove unwanted languages.</para>
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| [1a686a1] | 28 |
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| [d8e2e7ce] | 29 | <para><command>--enable-shared --enable-threads=posix
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| 30 | --enable-__cxa_atexit</command> : These commands are required to build
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| [58bd309a] | 31 | the <application>C++</application> libraries to published standards.</para>
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| [1a686a1] | 32 |
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| [d8e2e7ce] | 33 | <para><command>--enable-clocale=gnu</command> : This command is a
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| [5628618e] | 34 | failsafe for incomplete locale data.</para>
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| [1a686a1] | 35 |
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| [d8e2e7ce] | 36 | <para><command>make gnatlib_and tools</command> : This command
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| [58bd309a] | 37 | completes the <application>Ada</application> build process. Skip this step if
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| 38 | you have not enabled <application>Ada</application> as one of the languages.
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| 39 | </para>
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| [1a686a1] | 40 |
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| 41 | </sect2>
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| 42 |
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