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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 756e494..ae4fbab 100644 --- a/configure.ac +++ b/configure.ac @@ -58,6 +58,38 @@ AC_ARG_WITH( ] ) +AC_ARG_WITH( + [date], + [AS_HELP_STRING([--with-date=PATH], + [path to date utility with `%s' format specifier])], + dnl This `dnl' is needed to workaround Vim syntax highlighting. + [ + case "${withval}" in + 'yes'|'') + AC_MSG_ERROR( + [--with-date requires an argument]) + ;; + 'no') + AC_MSG_ERROR([date is required]) + ;; + *) + DATE="${withval}" + AC_SUBST([DATE]) + ;; + esac + ], + [ + AC_PATH_PROG([DATE], [date]) + if test -z "${DATE}"; then + AC_MSG_ERROR([date not found]) + fi + ] +) +dnl Ugh, quadrigraphs. +case "$(date '+%s' 2>/dev/null)" in *@<:@!0-9@:>@*) + AC_MSG_ERROR([${DATE} doesn't support the `%s' format sequence]) +esac + AC_CONFIG_FILES([Makefile]) AC_CONFIG_FILES([config.sh]) AC_CONFIG_FILES([tests/aux/defs.sh]) |