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Diffstat (limited to 'm4/utimbuf.m4')
| -rw-r--r-- | m4/utimbuf.m4 | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/m4/utimbuf.m4 b/m4/utimbuf.m4 new file mode 100644 index 0000000..d2473bf --- /dev/null +++ b/m4/utimbuf.m4 @@ -0,0 +1,39 @@ +# serial 9 + +# Copyright (C) 1998-2001, 2003-2004, 2007, 2009-2016 Free Software Foundation, +# Inc. +# +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +dnl From Jim Meyering + +dnl Define HAVE_STRUCT_UTIMBUF if 'struct utimbuf' is declared -- +dnl usually in <utime.h>. +dnl Some systems have utime.h but don't declare the struct anywhere. + +AC_DEFUN([gl_CHECK_TYPE_STRUCT_UTIMBUF], +[ + AC_CHECK_HEADERS_ONCE([sys/time.h utime.h]) + AC_CACHE_CHECK([for struct utimbuf], [gl_cv_sys_struct_utimbuf], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#if HAVE_SYS_TIME_H + #include <sys/time.h> + #endif + #include <time.h> + #ifdef HAVE_UTIME_H + #include <utime.h> + #endif + ]], + [[static struct utimbuf x; x.actime = x.modtime;]])], + [gl_cv_sys_struct_utimbuf=yes], + [gl_cv_sys_struct_utimbuf=no])]) + + if test $gl_cv_sys_struct_utimbuf = yes; then + AC_DEFINE([HAVE_STRUCT_UTIMBUF], [1], + [Define if struct utimbuf is declared -- usually in <utime.h>. + Some systems have utime.h but don't declare the struct anywhere. ]) + fi +]) |