Mercurial > hg > octave-kai > gnulib-hg
changeset 2462:869c941506bb
(AC_SYS_LARGEFILE): Define _GNU_SOURCE if
this is needed to make ftello visible (e.g. glibc 2.1.3). Use
compile-time test, rather than inspecting host and OS, to
decide whether to define _LARGEFILE_SOURCE.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Wed, 03 May 2000 08:30:18 +0000 |
parents | e98770d4c928 |
children | 8c3ec4d66877 |
files | m4/largefile.m4 |
diffstat | 1 files changed, 14 insertions(+), 7 deletions(-) [+] |
line wrap: on
line diff
--- a/m4/largefile.m4 +++ b/m4/largefile.m4 @@ -1,4 +1,4 @@ -#serial 9 +#serial 10 dnl By default, many hosts won't let programs access large files; dnl one must use special compiler options to get large-file access to work. @@ -107,14 +107,21 @@ [ hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)] ac_cv_sys_file_offset_bits=64 ;; esac]) + AC_SYS_LARGEFILE_MACRO_VALUE(_GNU_SOURCE, + ac_cv_sys_gnu_source, + [Define to make ftello visible on some hosts (e.g. glibc 2.1.3).], + [AC_TRY_COMPILE([#include <stdio.h>], [return !ftello;], , + [AC_TRY_COMPILE([#define _GNU_SOURCE 1 +#include <stdio.h>], + [return !ftello;], + ac_cv_sys_gnu_source=1)])]) AC_SYS_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE, ac_cv_sys_largefile_source, - [Define to make fseeko etc. visible, on some hosts.], - [case "$host_os" in - # HP-UX 10.20 and later -[ hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)] - ac_cv_sys_largefile_source=1 ;; - esac]) + [Define to make ftello visible on some hosts (e.g. HP-UX 10.20).], + [AC_TRY_COMPILE([#include <stdio.h>], [return !ftello;], , + [AC_TRY_COMPILE([#define _LARGEFILE_SOURCE 1 +#include <stdio.h>], [return !ftello;], + ac_cv_sys_largefile_source=1)])]) AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES, ac_cv_sys_large_files, [Define for large files, on AIX-style hosts.],