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Add missing configure.in bits for inb() and outb() testing 

This adds the missing part of 8434ea9162
merge-requests/1/head
Luiz Angelo Daros de Luca 2015-09-10 21:52:36 +00:00 zatwierdzone przez m. allan noah
rodzic d5cbe0e0d2
commit 5be014ab65
1 zmienionych plików z 19 dodań i 0 usunięć
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19
configure.in
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@ -314,6 +314,25 @@ AC_CHECK_FUNCS(atexit ioperm i386_set_ioperm \
AC_REPLACE_FUNCS(getenv isfdtype sigprocmask snprintf \
strcasestr strdup strndup strsep usleep sleep syslog vsyslog)
dnl sys/io.h might provide ioperm but not inb,outb (like for
dnl non i386/x32/x86_64 with musl libc)
if test "${ac_cv_header_sys_io_h}" = "yes"; then
AC_MSG_CHECKING([for inb,outb (provided by sys/io.h)])
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([[#include <sys/io.h>]],
[[inb(0);outb(0,0);]])],
[AC_MSG_RESULT([yes])
sane_cv_have_sys_io_h_with_inb_outb="yes"],
[AC_MSG_RESULT([no])
sane_cv_have_sys_io_h_with_inb_outb="no"
AC_MSG_WARN([sys/io.h does not provide inb,outb (non i386/x32/x86_64 arch?)])])
if test "$sane_cv_have_sys_io_h_with_inb_outb" = "yes"; then
AC_DEFINE(SANE_HAVE_SYS_IO_H_WITH_INB_OUTB, 1, [Define to 1 if you have the <sys/io.h> providing inb,outb.])
fi
else
sane_cv_have_sys_io_h_with_inb_outb="no"
fi
SANE_PROTOTYPES
if test "$ac_cv_header_os2_h" = "yes" ; then