mirror of
https://github.com/Relintai/osxcross.git
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50 lines
1.2 KiB
Diff
50 lines
1.2 KiB
Diff
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diff --git cctools/ld64/src/ld/InputFiles.cpp cctools/ld64/src/ld/InputFiles.cpp
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index 13207e5..2b6f7bd 100644
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--- cctools/ld64/src/ld/InputFiles.cpp
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+++ cctools/ld64/src/ld/InputFiles.cpp
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@@ -43,6 +43,15 @@
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#include <sys/sysctl.h>
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#include <libkern/OSAtomic.h>
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+// ld64-port
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+#ifdef __linux__
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+#ifndef __USE_GNU
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+#define __USE_GNU
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+#endif
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+#include <sched.h>
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+#endif
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+// ld64-port end
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+
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#include <string>
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#include <map>
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#include <set>
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@@ -913,6 +922,20 @@ InputFiles::InputFiles(Options& opts, const char** archName)
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// initialize info for parsing input files on worker threads
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unsigned int ncpus;
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+#ifdef __linux__ // ld64-port
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+ cpu_set_t cs;
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+ CPU_ZERO(&cs);
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+
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+ if (!sched_getaffinity(0, sizeof(cs), &cs)) {
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+ ncpus = 0;
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+
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+ for (int i = 0; i < CPU_SETSIZE; i++)
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+ if (CPU_ISSET(i, &cs))
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+ ncpus++;
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+ } else {
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+ ncpus = 1;
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+ }
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+#else
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int mib[2];
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size_t len = sizeof(ncpus);
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mib[0] = CTL_HW;
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@@ -920,6 +943,7 @@ InputFiles::InputFiles(Options& opts, const char** archName)
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if (sysctl(mib, 2, &ncpus, &len, NULL, 0) != 0) {
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ncpus = 1;
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}
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+#endif
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_availableWorkers = MIN(ncpus, files.size()); // max # workers we permit
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_idleWorkers = 0;
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