diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/configure.ac b/configure.ac index 5d65e6774..c80734a1a 100644 --- a/configure.ac +++ b/configure.ac @@ -485,21 +485,50 @@ if test "$ac_cv_sizeof_unsigned_short" = "0" \ AC_MSG_WARN([Hmmm, something is wrong with the sizes - using defaults]); fi - - dnl Checks for library functions. +AC_FUNC_FSEEKO AC_FUNC_VPRINTF AC_CHECK_FUNCS(strerror stpcpy strlwr stricmp tcgetattr rand strtoul mmap) AC_CHECK_FUNCS(memmove gettimeofday getrusage setrlimit clock_gettime) AC_CHECK_FUNCS(memicmp atexit raise getpagesize strftime nl_langinfo) -AC_CHECK_FUNCS(waitpid wait4 sigaction sigprocmask fseeko) - -AC_MSG_CHECKING(for gethrtime) -AC_TRY_LINK([#include <sys/times.h>],[ - hrtime_t tv; - tv = gethrtime(); - ],[AC_MSG_RESULT(yes) AC_DEFINE(HAVE_GETHRTIME)], AC_MSG_RESULT(no)) +AC_CHECK_FUNCS(waitpid wait4 sigaction sigprocmask) +# +# check for gethrtime and run a testprogram to see whether +# it is brogen. It has been reported that some Solris and HP UX systems +# raise an SIGILL +# +AC_CACHE_CHECK([for gethrtime], + [gnupg_cv_func_gethrtime], + [AC_TRY_LINK([#include <sys/times.h>],[ + hrtime_t tv; + tv = gethrtime(); + ], + [gnupg_cv_func_gethrtime=yes], + [gnupg_cv_func_gethrtime=no]) + ]) +if test $gnupg_cv_func_gethrtime = yes; then + AC_DEFINE([HAVE_GETHRTIME], 1, + [Define if you have the `gethrtime(2)' function.]) + AC_CACHE_CHECK([whether gethrtime is broken], + [gnupg_cv_func_broken_gethrtime], + [AC_TRY_RUN([ + #include <sys/times.h> + int main () { + hrtime_t tv; + tv = gethrtime(); + } + ], + [gnupg_cv_func_broken_gethrtime=no], + [gnupg_cv_func_broken_gethrtime=yes], + [gnupg_cv_func_broken_gethrtime=assume-no]) + ]) + if test $gnupg_cv_func_broken_gethrtime = yes; then + AC_DEFINE([HAVE_BROKEN_GETHRTIME], 1, + [Define if `gethrtime(2)' does not work correctly i.e. issues a SIGILL.]) + fi +fi + GNUPG_CHECK_MLOCK GNUPG_FUNC_MKDIR_TAKES_ONE_ARG @@ -880,4 +909,5 @@ fi if test -n "$show_extraasm"; then echo " Extra cpu specific functions:$show_extraasm" fi +echo |