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Mark usage() method as noreturn to avoid warning on BSD 

Warning from OpenBSD/NetBSD:
  CC iodine.c
  iodine.c: In function 'main':
  iodine.c:141:6: warning: 'nameservaddr_len' may be used uninitialized in this function
This commit is contained in:
Erik Ekman 2014-05-29 23:21:55 +02:00
parent c1b24abf3a
commit bacb69e4f0
1 changed files with 6 additions and 0 deletions
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6
src/iodine.c
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@ -57,6 +57,12 @@ sighandler(int sig)
client_stop(); client_stop();
} }
#if defined(__GNUC__) || defined(__clang__)
/* mark as no return to help some compilers to avoid warnings
* about use of uninitialized variables */
static void usage() __attribute__((noreturn));
#endif
static void static void
usage() { usage() {
extern char *__progname; extern char *__progname;