Any objections to this?
Suggest configuring --with-selinux if mprotect fails.
diff --git a/tccrun.c b/tccrun.c
index 4903f90..1025500 100644
--- a/tccrun.c
+++ b/tccrun.c
@@ -230,7 +230,8 @@ static void set_pages_executable(void *ptr, unsigned long
length)
start = (addr_t)ptr & ~(PAGESIZE - 1);
end = (addr_t)ptr + length;
end = (end + PAGESIZE - 1) & ~(PAGESIZE - 1);
- mprotect((void *)start, end - start, PROT_READ | PROT_WRITE | PROT_EXEC);
+ if (mprotect((void *)start, end - start, PROT_READ | PROT_WRITE |
PROT_EXEC))
+ tcc_error("mprotect failed: did you mean to configure
--with-selinux?");
#ifndef __PCC__
__clear_cache(ptr, (char *)ptr + length);
#else
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