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-rw-r--r--e_os.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/e_os.h b/e_os.h
index 5ab4c89a70..8c644bf132 100644
--- a/e_os.h
+++ b/e_os.h
@@ -377,6 +377,13 @@ extern FILE *_imp___iob;
So, what we do here is to change 0 to 1 to get the default success status,
and everything else is shifted up to fit into the status number field, and
the status is tagged as an error, which I believe is what is wanted here.
+
+ Finally, we add the VMS C facility code 0x35a000, because there are some
+ programs, such as Perl, that will reinterpret the code back to something
+ POSIXly. 'man perlvms' explains it further.
+ NOTE: the perlvms manual wants to turn all codes 2 to 255 into success
+ codes (status type = 1). I couldn't disagree more. Fortunately, the
+ status type doesn't seem to bother Perl.
-- Richard Levitte
*/
# define EXIT(n) do { int __VMS_EXIT = n; \
@@ -385,6 +392,7 @@ extern FILE *_imp___iob;
else \
__VMS_EXIT = (n << 3) | 2; \
__VMS_EXIT |= 0x10000000; \
+ __VMS_EXIT |= 0x35a000; \
exit(__VMS_EXIT); } while(0)
# define NO_SYS_PARAM_H
# define NO_SYS_UN_H