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configure.ac (AC_CHECK_HEADERS): Add linux/types.h.

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* configure.ac (AC_CHECK_HEADERS): Add linux/types.h.  Conditionally
	include linux/types.h when checking linux/random.h header.
	* config.h.in: Regenerate.
	* configure: Ditto.
	* src/c++11/random.cc: Conditionally include linux/types.h.

From-SVN: r256859
This commit is contained in:
Uros Bizjak 2018-01-18 20:52:16 +01:00 committed by Uros Bizjak
parent 50b27938f7
commit dac867c90a
5 changed files with 40 additions and 2 deletions
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8
libstdc++-v3/ChangeLog
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@ -1,3 +1,11 @@
2018-01-18 Uros Bizjak <ubizjak@gmail.com>
* configure.ac (AC_CHECK_HEADERS): Add linux/types.h. Conditionally
include linux/types.h when checking linux/random.h header.
* config.h.in: Regenerate.
* configure: Ditto.
* src/c++11/random.cc: Conditionally include linux/types.h.
2018-01-16 Eric Botcazou <ebotcazou@adacore.com>
* testsuite/17_intro/names.cc: Undefine 'y' on SPARC/Linux.

3
libstdc++-v3/config.h.in
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@ -270,6 +270,9 @@
/* Define to 1 if you have the <linux/random.h> header file. */
#undef HAVE_LINUX_RANDOM_H
/* Define to 1 if you have the <linux/types.h> header file. */
#undef HAVE_LINUX_TYPES_H
/* Define to 1 if you have the <locale.h> header file. */
#undef HAVE_LOCALE_H

19
libstdc++-v3/configure vendored
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@ -21799,7 +21799,7 @@ for ac_header in endian.h execinfo.h float.h fp.h ieeefp.h inttypes.h \
locale.h machine/endian.h machine/param.h nan.h stdint.h stdlib.h string.h \
strings.h sys/ipc.h sys/isa_defs.h sys/machine.h sys/param.h \
sys/resource.h sys/sem.h sys/stat.h sys/time.h sys/types.h unistd.h \
wchar.h wctype.h linux/random.h
wchar.h wctype.h linux/types.h
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
@ -21814,6 +21814,23 @@ fi
done
for ac_header in linux/random.h
do :
ac_fn_c_check_header_compile "$LINENO" "linux/random.h" "ac_cv_header_linux_random_h" "#ifdef HAVE_LINUX_TYPES_H
# include <linux/types.h>
#endif
"
if test "x$ac_cv_header_linux_random_h" = x""yes; then :
cat >>confdefs.h <<_ACEOF
#define HAVE_LINUX_RANDOM_H 1
_ACEOF
fi
done
# Only do link tests if native. Else, hardcode.
if $GLIBCXX_IS_NATIVE; then

8
libstdc++-v3/configure.ac
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@ -237,7 +237,13 @@ AC_CHECK_HEADERS([endian.h execinfo.h float.h fp.h ieeefp.h inttypes.h \
locale.h machine/endian.h machine/param.h nan.h stdint.h stdlib.h string.h \
strings.h sys/ipc.h sys/isa_defs.h sys/machine.h sys/param.h \
sys/resource.h sys/sem.h sys/stat.h sys/time.h sys/types.h unistd.h \
wchar.h wctype.h linux/random.h])
wchar.h wctype.h linux/types.h])
AC_CHECK_HEADERS([linux/random.h], [], [],
[[#ifdef HAVE_LINUX_TYPES_H
# include <linux/types.h>
#endif
]])
# Only do link tests if native. Else, hardcode.
if $GLIBCXX_IS_NATIVE; then

4
libstdc++-v3/src/c++11/random.cc
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@ -42,6 +42,10 @@
# include <sys/ioctl.h>
#endif
#ifdef _GLIBCXX_HAVE_LINUX_TYPES_H
# include <linux/types.h>
#endif
#ifdef _GLIBCXX_HAVE_LINUX_RANDOM_H
# include <linux/random.h>
#endif