Mercurial > hg > octave-lojdl > gnulib-hg
changeset 1468:c2d9b158a280
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author | Jim Meyering <jim@meyering.net> |
---|---|
date | Thu, 13 Aug 1998 01:41:38 +0000 |
parents | 5da885e2f414 |
children | 8c24e85786e7 |
files | m4/st_dm_mode.m4 |
diffstat | 1 files changed, 25 insertions(+), 0 deletions(-) [+] |
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new file mode 100644 --- /dev/null +++ b/m4/st_dm_mode.m4 @@ -0,0 +1,25 @@ +# Define HAVE_ST_DM_MODE if struct stat has an st_dm_mode member. + +AC_DEFUN(AC_STRUCT_ST_DM_MODE, + [AC_CACHE_CHECK([for st_dm_mode in struct stat], ac_cv_struct_st_dm_mode, + [AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/stat.h>], [struct stat s; s.st_dm_mode;], + ac_cv_struct_st_dm_mode=yes, + ac_cv_struct_st_dm_mode=no)]) + + if test $ac_cv_struct_st_dm_mode = yes; then + if test x = y; then + # This code is deliberately never run via ./configure. + # FIXME: this is a hack to make autoheader put the corresponding + # HAVE_* undef for this symbol in config.h.in. This saves me the + # trouble of having to add the #undef in acconfig.h manually. + AC_CHECK_FUNCS(ST_DM_MODE) + fi + # Defining it this way (rather than via AC_DEFINE) short-circuits the + # autoheader check -- autoheader doesn't know it's already been taken + # care of by the hack above. + ac_kludge=HAVE_ST_DM_MODE + AC_DEFINE_UNQUOTED($ac_kludge) + fi + ] +)