spawn: avoid C++ keyword `try'

This is future-proofing in case we build against Xapian directly
in the future, which would require a C++ compiler.

diff --git a/lib/PublicInbox/Spawn.pm b/lib/PublicInbox/Spawn.pm
index 6ca1ca2a0be3538b3cb9dc663422698b6b94952b..e0a51c2167e829549d20683470aa55b02c3556b5 100644 (file)
--- a/lib/PublicInbox/Spawn.pm
+++ b/lib/PublicInbox/Spawn.pm
@@ -165,14 +165,14 @@ int pi_fork_exec(SV *redirref, SV *file, SV *cmdref, SV *envref, SV *rlimref,
        return (int)pid;
 }
 
-static int sleep_wait(unsigned *try, int err)
+static int sleep_wait(unsigned *tries, int err)
 {
        const struct timespec req = { 0, 100000000 }; /* 100ms */
        switch (err) {
        case ENOBUFS: case ENOMEM: case ETOOMANYREFS:
-               if (++*try < 50) {
+               if (++*tries < 50) {
                        fprintf(stderr, "sleeping on sendmsg: %s (#%u)\n",
-                               strerror(err), *try);
+                               strerror(err), *tries);
                        nanosleep(&req, NULL);
                        return 1;
                }
@@ -199,7 +199,7 @@ SV *send_cmd4(PerlIO *s, SV *svfds, SV *data, int flags)
        AV *fds = (AV *)SvRV(svfds);
        I32 i, nfds = av_len(fds) + 1;
        int *fdp;
-       unsigned try = 0;
+       unsigned tries = 0;
 
        if (SvOK(data)) {
                iov.iov_base = SvPV(data, dlen);
@@ -229,7 +229,7 @@ SV *send_cmd4(PerlIO *s, SV *svfds, SV *data, int flags)
        }
        do {
                sent = sendmsg(PerlIO_fileno(s), &msg, flags);
-       } while (sent < 0 && sleep_wait(&try, errno));
+       } while (sent < 0 && sleep_wait(&tries, errno));
        return sent >= 0 ? newSViv(sent) : &PL_sv_undef;
 }