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hwclock: don't ifdef printf arguments 

This may fails if printf() is macro, introduced in cc7cb070.

clang compiler warnings:

    CC       sys-utils/hwclock.o
  ../sys-utils/hwclock.c:1228:2: warning: embedding a directive within macro arguments has undefined behavior [-Wembedded-directive]
  #ifdef __linux__
   ^
  ../sys-utils/hwclock.c:1230:2: warning: embedding a directive within macro arguments has undefined behavior [-Wembedded-directive]
  #endif
   ^
  2 warnings generated.

CC: J William Piggott <elseifthen@gmx.com>
Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>
This commit is contained in:
Ruediger Meier 2017-06-28 18:37:44 +02:00
parent a4dc44337d
commit 3eeaef995b
1 changed files with 3 additions and 2 deletions
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5
sys-utils/hwclock.c
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@ -1225,10 +1225,11 @@ usage(const struct hwclock_control *ctl)
fputs(USAGE_OPTIONS, out);
fputs(_(" -u, --utc inform hwclock the RTC timescale is UTC\n"), out);
fputs(_(" -l, --localtime inform hwclock the RTC timescale is Local\n"), out);
fprintf(out, _(
#ifdef __linux__
" -f, --rtc <file> use an alternate file to %1$s\n"
printf(_(
" -f, --rtc <file> use an alternate file to %1$s\n"), _PATH_RTC_DEV);
#endif
printf(_(
" --directisa use the ISA bus instead of %1$s access\n"), _PATH_RTC_DEV);
fputs(_(" --date <time> date/time input for --set and --predict\n"), out);
#if defined(__linux__) && defined(__alpha__)