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33 lines
1.0 KiB
C
33 lines
1.0 KiB
C
/*
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* Compile with (on x86_64 archs):
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* gcc -m32 -DV1 -shared -o test16_v1.so test16.c -Wl,--version-script=test16_version.map
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* gcc -m32 -DV2 -shared -o test16_v2.so test16.c
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* gcc -m32 -shared -o test16_dv1.so test16.c -L. -Wl,-z,origin,-rpath='$ORIGIN' -l:test16_v1.so
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* gcc -m32 -DMAIN -o test16 test16.c -L. -Wl,-z,origin,-rpath='$ORIGIN' -l:test16_dv1.so -l:test16_v2.so
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*/
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#if defined(MAIN)
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int returnVersion();
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int acquireVersion1();
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int acquireVersion2();
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#include <stdio.h>
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int main(int argc, char **argv) { printf("%d, %d/%d\n", returnVersion(), acquireVersion1(), acquireVersion2()); return 0; }
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#elif defined(V1)
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int __attribute__((noinline)) getVersion() { asm(""); return 1; }
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int acquireVersion() { return getVersion(); }
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#elif defined(V2)
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int __attribute__((noinline)) getVersion() { asm(""); return 2; }
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int returnVersion() { return getVersion(); }
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#else
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int getVersion();
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int returnVersion();
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int acquireVersion1() { return getVersion(); }
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int acquireVersion2() { return returnVersion(); }
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#endif
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