30 lines
804 B
Plaintext
30 lines
804 B
Plaintext
--- a/libc/sysdeps/linux/common/prctl.c
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+++ b/libc/sysdeps/linux/common/prctl.c
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@@ -12,6 +12,24 @@
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/* psm: including sys/prctl.h would depend on kernel headers */
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#ifdef __NR_prctl
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-extern int prctl (int, long, long, long, long);
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-_syscall5(int, prctl, int, option, long, arg2, long, arg3, long, arg4, long, arg5)
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+#define __NR___syscall_prctl __NR_prctl
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+static inline _syscall5(int, __syscall_prctl, int, option, long, arg2, long, arg3, long,
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+ arg4, long, arg5);
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+
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+int prctl(int option, ...) {
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+ long arg2 = 0;
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+ long arg3 = 0;
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+ long arg4 = 0;
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+ long arg5 = 0;
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+ va_list ap;
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+
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+ va_start(ap, option);
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+ arg2 = va_arg(ap, long);
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+ arg3 = va_arg(ap, long);
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+ arg4 = va_arg(ap, long);
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+ arg5 = va_arg(ap, long);
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+ va_end(ap);
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+
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+ return __syscall_prctl(option, arg2, arg3, arg4, arg5);
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+}
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#endif
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