diff options
author | Paul Eggert <eggert@cs.ucla.edu> | 2003-08-08 20:15:52 +0000 |
---|---|---|
committer | Paul Eggert <eggert@cs.ucla.edu> | 2003-08-08 20:15:52 +0000 |
commit | 6544b9e91b88b9e4d0ee5a061515e4e6a756e2cf (patch) | |
tree | 541e899041d1d2f02acd51e9d3f2b2709934b7f8 /m4 | |
parent | fae47e13d487c642bfefe8b1b274b4fe95567b87 (diff) | |
download | gnulib-6544b9e91b88b9e4d0ee5a061515e4e6a756e2cf.tar.gz |
New module 'extensions', used by timespec and unlocked-io
for portability to Solaris.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/ChangeLog | 12 | ||||
-rw-r--r-- | m4/extensions.m4 | 15 | ||||
-rw-r--r-- | m4/timespec.m4 | 5 | ||||
-rw-r--r-- | m4/unlocked-io.m4 | 8 |
4 files changed, 33 insertions, 7 deletions
diff --git a/m4/ChangeLog b/m4/ChangeLog index 2db9e8e7da..5871661ad4 100644 --- a/m4/ChangeLog +++ b/m4/ChangeLog @@ -1,3 +1,11 @@ +2003-08-08 Paul Eggert <eggert@twinsun.com> + + * extensions.m4: New file. + * timespec.m4 (jm_CHECK_TYPE_STRUCT_TIMESPEC): + Require gl_USE_SYSTEM_EXTENSIONS. + * unlocked-io.m4 (jm_FUNC_GLIBC_UNLOCKED_IO): + Require gl_USE_SYSTEM_EXTENSIONS rather than AC_GNU_SOURCE. + 2003-08-07 Paul Eggert <eggert@twinsun.com> * restrict.m4: New file. @@ -114,7 +122,7 @@ * rpmatch.m4 (gl_FUNC_RPMATCH): Likewise. * userspec.m4 (gl_USERSPEC): Likewise. * xreadlink.m4 (gl_XREADLINK): Likewise. - * m4/xstrtol.m4 (gl_PREREQ_XSTRTOL): Likewise. + * xstrtol.m4 (gl_PREREQ_XSTRTOL): Likewise. * quote.m4 (gl_QUOTE): Don't check for stddef.h. 2003-05-26 Jim Meyering <jim@meyering.net> @@ -955,7 +963,7 @@ 2002-02-15 Paul Eggert <eggert@twinsun.com> - * m4/prereq.m4 (jm_PREREQ_POSIXVER): New macro. + * prereq.m4 (jm_PREREQ_POSIXVER): New macro. (jm_PREREQ): Use it. 2002-01-26 Jim Meyering <meyering@lucent.com> diff --git a/m4/extensions.m4 b/m4/extensions.m4 new file mode 100644 index 0000000000..7faaa833bd --- /dev/null +++ b/m4/extensions.m4 @@ -0,0 +1,15 @@ +# gl_USE_SYSTEM_EXTENSIONS +# ------------------------ +# Enable extensions on systems that normally disable them, +# typically due to standards-conformance issues. +AC_DEFUN([gl_USE_SYSTEM_EXTENSIONS], [ + AC_REQUIRE([AC_GNU_SOURCE]) + AH_VERBATIM([__EXTENSIONS__], +[/* Enable extensions on Solaris. */ +#ifndef __EXTENSIONS__ +# undef __EXTENSIONS__ +#endif]) + AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl + AC_BEFORE([$0], [AC_RUN_IFELSE])dnl + AC_DEFINE([__EXTENSIONS__]) +]) diff --git a/m4/timespec.m4 b/m4/timespec.m4 index 5df984f347..5ca16d48dc 100644 --- a/m4/timespec.m4 +++ b/m4/timespec.m4 @@ -1,4 +1,4 @@ -#serial 6 +#serial 7 dnl From Jim Meyering @@ -21,6 +21,9 @@ dnl in time.h or sys/time.h. AC_DEFUN([jm_CHECK_TYPE_STRUCT_TIMESPEC], [ + dnl Persuade pedantic Solaris to declare struct timespec. + AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) + AC_REQUIRE([AC_HEADER_TIME]) AC_CHECK_HEADERS_ONCE(sys/time.h) AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec, diff --git a/m4/unlocked-io.m4 b/m4/unlocked-io.m4 index f0c15d990c..f8e98f1d12 100644 --- a/m4/unlocked-io.m4 +++ b/m4/unlocked-io.m4 @@ -1,4 +1,4 @@ -#serial 7 -*- autoconf -*- +#serial 8 -*- autoconf -*- dnl From Jim Meyering. dnl @@ -10,9 +10,9 @@ dnl on Solaris 2.6). AC_DEFUN([jm_FUNC_GLIBC_UNLOCKED_IO], [ - dnl Persuade glibc <stdio.h> to declare fgets_unlocked(), fputs_unlocked() - dnl etc. - AC_REQUIRE([AC_GNU_SOURCE]) + dnl Persuade glibc and Solaris <stdio.h> to declare + dnl fgets_unlocked(), fputs_unlocked() etc. + AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) AC_CHECK_DECLS_ONCE( [clearerr_unlocked feof_unlocked ferror_unlocked |