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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 21c47b5..497d7c1 100644 --- a/configure.ac +++ b/configure.ac @@ -2946,6 +2946,42 @@ esac ], [AC_MSG_RESULT(default)]) +validate_tzpath() { + # Checks that each element of hte path is an absolute path + if test -z "$1"; then + # Empty string is allowed: it indicates no system TZPATH + return 0 + fi + + # Bad paths are those that don't start with / + dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output + if ( echo $1 | grep -qE '(^|:)(@<:@^/@:>@|$)' ); then + AC_MSG_ERROR([--with-tzpath must contain only absolute paths, not $1]) + return 1; + fi +} + +TZPATH="/usr/share/zoneinfo:/usr/lib/zoneinfo:/usr/share/lib/zoneinfo:/etc/zoneinfo" +AC_MSG_CHECKING(for --with-tzpath) +AC_ARG_WITH(tzpath, + AS_HELP_STRING([--with-tzpath=<list of absolute paths separated by pathsep>] + [Select the default time zone search path for zoneinfo.TZPATH]), +[ +case "$withval" in + yes) + AC_MSG_ERROR([--with-tzpath requires a value]) + ;; + *) + validate_tzpath "$withval" + TZPATH="$withval" + AC_MSG_RESULT("$withval") + ;; +esac +], +[validate_tzpath "$TZPATH" + AC_MSG_RESULT("$TZPATH")]) +AC_SUBST(TZPATH) + AC_MSG_CHECKING(for --with-address-sanitizer) AC_ARG_WITH(address_sanitizer, AS_HELP_STRING([--with-address-sanitizer], |