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patch 9.0.0065: cross-compiling doesn't work because of timer_create check

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Problem:    Cross-compiling doesn't work because of timer_create check.
Solution:   Use AC_CACHE_CHECK(). (Richard Purdie, closes #10777)
This commit is contained in:
Richard Purdie
2022-07-24 20:48:00 +01:00
committed by Bram Moolenaar
parent c963ec31a0
commit 509695c1c3
3 changed files with 34 additions and 17 deletions
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16
src/configure.ac
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@@ -3807,7 +3807,7 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
dnl Check for timer_create. It probably requires the 'rt' library.
dnl Run the program to find out if timer_create(CLOCK_MONOTONIC) actually
dnl works, on Solaris timer_create() exists but fails at runtime.
AC_MSG_CHECKING([for timer_create])
AC_CACHE_CHECK([for timer_create], [vim_cv_timer_create],
save_LIBS="$LIBS"
LIBS="$LIBS -lrt"
AC_RUN_IFELSE([AC_LANG_PROGRAM([
@@ -3824,7 +3824,7 @@ static void set_flag(union sigval sv) {}
if (timer_create(CLOCK_MONOTONIC, &action, &timer_id) < 0)
exit(1); // cannot create a monotonic timer
])],
AC_MSG_RESULT(yes; with -lrt); AC_DEFINE(HAVE_TIMER_CREATE),
AC_MSG_NOTICE(timer_create with -lrt); vim_cv_timer_create=yes,
LIBS="$save_LIBS"
AC_RUN_IFELSE([AC_LANG_PROGRAM([
#include<signal.h>
@@ -3840,8 +3840,16 @@ static void set_flag(union sigval sv) {}
if (timer_create(CLOCK_MONOTONIC, &action, &timer_id) < 0)
exit(1); // cannot create a monotonic timer
])],
AC_MSG_RESULT(yes); AC_DEFINE(HAVE_TIMER_CREATE),
AC_MSG_RESULT(no)))
vim_cv_timer_create=yes,
vim_cv_timer_create=no),
AC_MSG_ERROR(cross-compiling: please set 'vim_cv_timer_create')
)
)
if test "x$vim_cv_timer_create" = "xyes" ; then
AC_DEFINE(HAVE_TIMER_CREATE)
fi
AC_CACHE_CHECK([whether stat() ignores a trailing slash], [vim_cv_stat_ignores_slash],
[