19 lines
713 B
Diff
19 lines
713 B
Diff
random glibc macro, not provided by musl.
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https://www.gnu.org/software/libc/manual/html_node/Interrupted-Primitives.html
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--- a/sandbox/linux/suid/process_util.h
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+++ b/sandbox/linux/suid/process_util.h
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@@ -11,6 +11,14 @@
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#include <stdbool.h>
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#include <sys/types.h>
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+// Some additional functions
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+# define TEMP_FAILURE_RETRY(expression) \
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+ (__extension__ \
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+ ({ long int __result; \
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+ do __result = (long int) (expression); \
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+ while (__result == -1L && errno == EINTR); \
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+ __result; }))
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+
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// This adjusts /proc/process/oom_score_adj so the Linux OOM killer
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// will prefer certain process types over others. The range for the
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// adjustment is [-1000, 1000], with [0, 1000] being user accessible.
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