[m-rev.] trivial diff: process_util.m: fix C conformance error
Fergus Henderson
fjh at cs.mu.OZ.AU
Tue Mar 4 01:07:10 AEDT 2003
Estimated hours taken: 0.1
Branches: main
compiler/process_util.m:
Fix an ISO C conformance error: C global variables need to be
declared as `extern' in the pragma foreign_decl, to avoid
multiple definition errors on some systems (e.g. with tcc)
if the foreign_decls get duplicated.
Workspace: /home/earth/fjh/ws-earth2/mercury
Index: compiler/process_util.m
===================================================================
RCS file: /home/mercury1/repository/mercury/compiler/process_util.m,v
retrieving revision 1.8
diff -u -d -r1.8 process_util.m
--- compiler/process_util.m 13 Feb 2003 08:28:42 -0000 1.8
+++ compiler/process_util.m 3 Mar 2003 14:03:24 -0000
@@ -133,13 +133,13 @@
""mercury_compile: cannot install signal handler"");
/* Have we received a signal. */
-volatile sig_atomic_t MC_signalled;
+extern volatile sig_atomic_t MC_signalled;
/*
** Which signal did we receive.
** XXX This assumes a signal number will fit into a sig_atomic_t.
*/
-volatile sig_atomic_t MC_signal_received;
+extern volatile sig_atomic_t MC_signal_received;
void MC_mercury_compile_signal_handler(int sig);
").
--
Fergus Henderson <fjh at cs.mu.oz.au> | "I have always known that the pursuit
The University of Melbourne | of excellence is a lethal habit"
WWW: <http://www.cs.mu.oz.au/~fjh> | -- the last words of T. S. Garp.
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