2003-02-13 11:50:20 +03:00
|
|
|
#serial 2
|
2003-01-17 17:54:14 +03:00
|
|
|
|
|
|
|
# On some systems (e.g., HPUX-10.20, SunOS4.1.4, solaris2.5.1), mkstemp has the
|
|
|
|
# silly limit that it can create no more than 26 files from a given template.
|
|
|
|
# Other systems lack mkstemp altogether. On either type of system, arrange
|
|
|
|
# to use the replacement function.
|
|
|
|
AC_DEFUN([UTILS_FUNC_MKSTEMP],
|
|
|
|
[dnl
|
|
|
|
AC_REPLACE_FUNCS(mkstemp)
|
|
|
|
if test $ac_cv_func_mkstemp = no; then
|
|
|
|
utils_cv_func_mkstemp_limitations=yes
|
|
|
|
else
|
|
|
|
AC_CACHE_CHECK([for mkstemp limitations],
|
|
|
|
utils_cv_func_mkstemp_limitations,
|
|
|
|
[
|
|
|
|
AC_TRY_RUN([
|
|
|
|
# include <stdlib.h>
|
|
|
|
int main ()
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
for (i = 0; i < 30; i++)
|
|
|
|
{
|
|
|
|
char template[] = "conftestXXXXXX";
|
|
|
|
int fd = mkstemp (template);
|
|
|
|
if (fd == -1)
|
|
|
|
exit (1);
|
|
|
|
close (fd);
|
|
|
|
}
|
|
|
|
exit (0);
|
|
|
|
}
|
|
|
|
],
|
|
|
|
utils_cv_func_mkstemp_limitations=no,
|
|
|
|
utils_cv_func_mkstemp_limitations=yes,
|
|
|
|
utils_cv_func_mkstemp_limitations=yes
|
|
|
|
)
|
|
|
|
]
|
|
|
|
)
|
|
|
|
fi
|
|
|
|
|
|
|
|
if test $utils_cv_func_mkstemp_limitations = yes; then
|
|
|
|
AC_LIBOBJ(mkstemp)
|
|
|
|
AC_LIBOBJ(tempname)
|
|
|
|
AC_DEFINE(mkstemp, rpl_mkstemp,
|
|
|
|
[Define to rpl_mkstemp if the replacement function should be used.])
|
2003-02-13 11:50:20 +03:00
|
|
|
gl_PREREQ_MKSTEMP
|
|
|
|
jm_PREREQ_TEMPNAME
|
2003-01-17 17:54:14 +03:00
|
|
|
fi
|
|
|
|
])
|
2003-02-13 11:50:20 +03:00
|
|
|
|
|
|
|
# Prerequisites of lib/mkstemp.c.
|
|
|
|
AC_DEFUN([gl_PREREQ_MKSTEMP],
|
|
|
|
[
|
|
|
|
])
|
|
|
|
|
|
|
|
# Prerequisites of lib/tempname.c.
|
|
|
|
AC_DEFUN([jm_PREREQ_TEMPNAME],
|
|
|
|
[
|
|
|
|
AC_REQUIRE([AC_HEADER_STDC])
|
|
|
|
AC_REQUIRE([AC_HEADER_STAT])
|
|
|
|
AC_CHECK_HEADERS_ONCE(fcntl.h sys/time.h unistd.h)
|
|
|
|
AC_CHECK_HEADERS(stdint.h)
|
|
|
|
AC_CHECK_FUNCS(__secure_getenv gettimeofday)
|
|
|
|
AC_CHECK_DECLS_ONCE(getenv)
|
|
|
|
AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
|
|
|
|
])
|