diff options
| -rw-r--r-- | src/prof.c | 2 | ||||
| -rw-r--r-- | src/util.c | 6 |
2 files changed, 6 insertions, 2 deletions
@@ -989,7 +989,7 @@ prof_dump_close(bool propagate_err) static bool prof_dump_write(bool propagate_err, const char *s) { - unsigned i, slen, n; + size_t i, slen, n; cassert(config_prof); @@ -53,8 +53,12 @@ wrtmessage(void *cbopaque, const char *s) * Use syscall(2) rather than write(2) when possible in order to avoid * the possibility of memory allocation within libc. This is necessary * on FreeBSD; most operating systems do not have this problem though. + * + * syscall() returns long or int, depending on platform, so capture the + * unused result in the widest plausible type to avoid compiler + * warnings. */ - UNUSED int result = syscall(SYS_write, STDERR_FILENO, s, strlen(s)); + UNUSED long result = syscall(SYS_write, STDERR_FILENO, s, strlen(s)); #else UNUSED int result = write(STDERR_FILENO, s, strlen(s)); #endif |