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author | Jim Meyering <jim@meyering.net> | 1998-08-13 01:41:38 +0000 |
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committer | Jim Meyering <jim@meyering.net> | 1998-08-13 01:41:38 +0000 |
commit | 34cd17408c441a9f14cda9106f9c2a566260ad41 (patch) | |
tree | e24880a8ac5d07a01f1e036674f35fb68d5ee3aa /m4/st_dm_mode.m4 | |
parent | 138bad15122177477bfd750ea88c4fd51baf6239 (diff) | |
download | coreutils-34cd17408c441a9f14cda9106f9c2a566260ad41.tar.xz |
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Diffstat (limited to 'm4/st_dm_mode.m4')
-rw-r--r-- | m4/st_dm_mode.m4 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/m4/st_dm_mode.m4 b/m4/st_dm_mode.m4 new file mode 100644 index 000000000..823f9ed01 --- /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 + ] +) |