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| author | Jim Meyering <jim@meyering.net> | 1999-10-30 07:53:04 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 1999-10-30 07:53:04 +0000 |
| commit | d34f5765a87fe287d943dafb2b9cfb16ae78f4a6 (patch) | |
| tree | bb33e48156a9f233ec671330f0e2b4d896e9b8d2 /m4/ssize_t.m4 | |
| parent | 3c4c9446a60d38ae23aebf9a8b150650f10dddf2 (diff) | |
| download | coreutils-d34f5765a87fe287d943dafb2b9cfb16ae78f4a6.tar.xz | |
New file, requires experimental version of autoconf.
Diffstat (limited to 'm4/ssize_t.m4')
| -rw-r--r-- | m4/ssize_t.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/m4/ssize_t.m4 b/m4/ssize_t.m4 new file mode 100644 index 000000000..c97ab2ec0 --- /dev/null +++ b/m4/ssize_t.m4 @@ -0,0 +1,22 @@ +#serial 1 + +AC_PREREQ(2.14a) + +dnl This is a specialization of AC_CHECK_TYPE applied to `ssize_t' with +dnl the difference that it also includes unistd.h on systems that have it. +dnl On Fujitsu UXP/V systems ssize_t is defined in unistd.h. +AC_DEFUN(AC_TYPE_SSIZE_T, + [ + AC_CHECK_HEADERS(unistd.h) + AC_CHECK_TYPE(ssize_t, int, + [ +#include <sys/types.h> +#if STDC_HEADERS +# include <stdlib.h> +# include <stddef.h> +#endif +#if HAVE_UNISTD_H +# include <unistd.h> +#endif + ] + )]) |