diff options
author | Chandler Carruth <chandlerc@gmail.com> | 2013-08-18 01:46:34 +0000 |
---|---|---|
committer | Chandler Carruth <chandlerc@gmail.com> | 2013-08-18 01:46:34 +0000 |
commit | 718d3f5e76838bd080d4ecbc60c3625e5ce416d6 (patch) | |
tree | 90de7e30123c666944c55a3d2e00b224a403c918 /llvm/projects | |
parent | 03ee1a4c45040005356f2751a72975c4469b0f45 (diff) | |
download | llvm-718d3f5e76838bd080d4ecbc60c3625e5ce416d6.zip llvm-718d3f5e76838bd080d4ecbc60c3625e5ce416d6.tar.gz llvm-718d3f5e76838bd080d4ecbc60c3625e5ce416d6.tar.bz2 |
Add support for linking librt and using clock_gettime to the sample
autoconf setup.
llvm-svn: 188617
Diffstat (limited to 'llvm/projects')
-rw-r--r-- | llvm/projects/sample/autoconf/configure.ac | 5 | ||||
-rwxr-xr-x | llvm/projects/sample/configure | 100 |
2 files changed, 105 insertions, 0 deletions
diff --git a/llvm/projects/sample/autoconf/configure.ac b/llvm/projects/sample/autoconf/configure.ac index c7e256e..89527b3 100644 --- a/llvm/projects/sample/autoconf/configure.ac +++ b/llvm/projects/sample/autoconf/configure.ac @@ -1079,6 +1079,11 @@ AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1], [Define if dlopen() is available on this platform.]), AC_MSG_WARN([dlopen() not found - disabling plugin support])) +dnl Search for the clock_gettime() function. Note that we rely on the POSIX +dnl macros to detect whether clock_gettime is available, this just finds the +dnl right libraries to link with. +AC_SEARCH_LIBS(clock_gettime,rt) + dnl The curses library is optional; used for querying terminal info if test "$llvm_cv_enable_terminfo" = "yes" ; then dnl We need the has_color functionality in curses for it to be useful. diff --git a/llvm/projects/sample/configure b/llvm/projects/sample/configure index bcb1b2e..e72dae1 100755 --- a/llvm/projects/sample/configure +++ b/llvm/projects/sample/configure @@ -12478,6 +12478,106 @@ echo "$as_me: WARNING: dlopen() not found - disabling plugin support" >&2;} fi +{ echo "$as_me:$LINENO: checking for library containing clock_gettime" >&5 +echo $ECHO_N "checking for library containing clock_gettime... $ECHO_C" >&6; } +if test "${ac_cv_search_clock_gettime+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_func_search_save_LIBS=$LIBS +cat >conftest.$ac_ext <<_ACEOF +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_gettime (); +int +main () +{ +return clock_gettime (); + ; + return 0; +} +_ACEOF +for ac_lib in '' rt; do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + rm -f conftest.$ac_objext conftest$ac_exeext +if { (ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5 + (eval "$ac_link") 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { (case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; } && + { ac_try='test -s conftest$ac_exeext' + { (case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_search_clock_gettime=$ac_res +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + +fi + +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test "${ac_cv_search_clock_gettime+set}" = set; then + break +fi +done +if test "${ac_cv_search_clock_gettime+set}" = set; then + : +else + ac_cv_search_clock_gettime=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ echo "$as_me:$LINENO: result: $ac_cv_search_clock_gettime" >&5 +echo "${ECHO_T}$ac_cv_search_clock_gettime" >&6; } +ac_res=$ac_cv_search_clock_gettime +if test "$ac_res" != no; then + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +fi + + if test "$llvm_cv_enable_terminfo" = "yes" ; then { echo "$as_me:$LINENO: checking for library containing setupterm" >&5 echo $ECHO_N "checking for library containing setupterm... $ECHO_C" >&6; } |