diff options
author | Dag-Erling Smørgrav <des@FreeBSD.org> | 2018-05-06 12:24:45 +0000 |
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committer | Dag-Erling Smørgrav <des@FreeBSD.org> | 2018-05-06 12:24:45 +0000 |
commit | 20adc8f2a99cd37b64a80ef63dfc5ba6627d4dfb (patch) | |
tree | ad57ce9ac9538c780c802adbdfc4c581f9100310 /openbsd-compat/bsd-getpagesize.c | |
parent | 343d57711556d429eda777ab259ff924acbd6b34 (diff) |
Notes
Diffstat (limited to 'openbsd-compat/bsd-getpagesize.c')
-rw-r--r-- | openbsd-compat/bsd-getpagesize.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/openbsd-compat/bsd-getpagesize.c b/openbsd-compat/bsd-getpagesize.c new file mode 100644 index 000000000000..9daddfbd3865 --- /dev/null +++ b/openbsd-compat/bsd-getpagesize.c @@ -0,0 +1,23 @@ +/* Placed in the public domain */ + +#ifndef HAVE_GETPAGESIZE + +#include <unistd.h> +#include <limits.h> + +int +getpagesize(void) +{ +#if defined(HAVE_SYSCONF) && defined(_SC_PAGESIZE) + long r = sysconf(_SC_PAGESIZE); + if (r > 0 && r < INT_MAX) + return (int)r; +#endif + /* + * This is at the lower end of common values and appropriate for + * our current use of getpagesize() in recallocarray(). + */ + return 4096; +} + +#endif /* HAVE_GETPAGESIZE */ |