1 | dnl openbsd in it's neverending brokenness requires stdint.h for intptr_t, |
1 | dnl openbsd in it's neverending brokenness requires stdint.h for intptr_t, |
2 | dnl but that header isn't very portable... |
2 | dnl but that header isn't very portable... |
3 | AC_CHECK_HEADERS([stdint.h]) |
3 | AC_CHECK_HEADERS([stdint.h sys/syscall.h]) |
4 | |
4 | |
5 | AC_SEARCH_LIBS( |
5 | AC_SEARCH_LIBS( |
6 | pthread_create, |
6 | pthread_create, |
7 | [pthread pthreads pthreadVC2], |
7 | [pthread pthreads pthreadVC2], |
8 | , |
8 | , |
… | |
… | |
136 | return 0; |
136 | return 0; |
137 | } |
137 | } |
138 | ],ac_cv_fallocate=yes,ac_cv_fallocate=no)]) |
138 | ],ac_cv_fallocate=yes,ac_cv_fallocate=no)]) |
139 | test $ac_cv_fallocate = yes && AC_DEFINE(HAVE_FALLOCATE, 1, fallocate(2) is available) |
139 | test $ac_cv_fallocate = yes && AC_DEFINE(HAVE_FALLOCATE, 1, fallocate(2) is available) |
140 | |
140 | |
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141 | AC_CACHE_CHECK(for sys_syncfs, ac_cv_sys_syncfs, [AC_LINK_IFELSE([ |
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142 | #include <unistd.h> |
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143 | #include <sys/syscall.h> |
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144 | int main (void) |
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145 | { |
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146 | int res = syscall (__NR_syncfs, (int)0); |
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147 | } |
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148 | ],ac_cv_sys_syncfs=yes,ac_cv_sys_syncfs=no)]) |
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149 | test $ac_cv_sys_syncfs = yes && AC_DEFINE(HAVE_SYS_SYNCFS, 1, syscall(__NR_syncfs) is available) |
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150 | |
141 | dnl ############################################################################# |
151 | dnl ############################################################################# |
142 | dnl # these checks exist for the benefit of IO::AIO |
152 | dnl # these checks exist for the benefit of IO::AIO |
143 | |
153 | |
144 | dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required |
154 | dnl at least uclibc defines _POSIX_ADVISORY_INFO without *any* of the required |
145 | dnl functionality actually being present. ugh. |
155 | dnl functionality actually being present. ugh. |