AC_SUBST(TCLTK_PATH)
fi
fi
+AC_CHECK_PROGS(ASCIIDOC, [asciidoc])
+if test -n "$ASCIIDOC"; then
+ AC_MSG_CHECKING([for asciidoc version])
+ asciidoc_version=`$ASCIIDOC --version 2>&1`
+ case "${asciidoc_version}" in
+ asciidoc' '8*)
+ ASCIIDOC8=YesPlease
+ AC_MSG_RESULT([${asciidoc_version} > 7])
+ ;;
+ asciidoc' '7*)
+ ASCIIDOC8=
+ AC_MSG_RESULT([${asciidoc_version}])
+ ;;
+ *)
+ ASCIIDOC8=
+ AC_MSG_RESULT([${asciidoc_version} (unknown)])
+ ;;
+ esac
+fi
+AC_SUBST(ASCIIDOC8)
+
## Checks for libraries.
AC_MSG_NOTICE([CHECKS for libraries])
## Checks for header files.
+AC_MSG_NOTICE([CHECKS for header files])
+#
+# Define NO_SYS_SELECT_H if you don't have sys/select.h.
+AC_CHECK_HEADER([sys/select.h],
+[NO_SYS_SELECT_H=],
+[NO_SYS_SELECT_H=UnfortunatelyYes])
+AC_SUBST(NO_SYS_SELECT_H)
+#
+# Define OLD_ICONV if your library has an old iconv(), where the second
+# (input buffer pointer) parameter is declared with type (const char **).
+AC_DEFUN([OLDICONVTEST_SRC], [[
+#include <iconv.h>
+
+extern size_t iconv(iconv_t cd,
+ char **inbuf, size_t *inbytesleft,
+ char **outbuf, size_t *outbytesleft);
+
+int main(void)
+{
+ return 0;
+}
+]])
+AC_MSG_CHECKING([for old iconv()])
+AC_COMPILE_IFELSE(OLDICONVTEST_SRC,
+ [AC_MSG_RESULT([no])],
+ [AC_MSG_RESULT([yes])
+ OLD_ICONV=UnfortunatelyYes])
+AC_SUBST(OLD_ICONV)
## Checks for typedefs, structures, and compiler characteristics.
[NO_SETENV=YesPlease])
AC_SUBST(NO_SETENV)
#
+# Define NO_UNSETENV if you don't have unsetenv in the C library.
+AC_CHECK_FUNC(unsetenv,
+[NO_UNSETENV=],
+[NO_UNSETENV=YesPlease])
+AC_SUBST(NO_UNSETENV)
+#
# Define NO_MKDTEMP if you don't have mkdtemp in the C library.
AC_CHECK_FUNC(mkdtemp,
[NO_MKDTEMP=],
# times (my ext3 doesn't).
#
# Define USE_STDEV below if you want git to care about the underlying device
-# change being considered an inode change from the update-cache perspective.
+# change being considered an inode change from the update-index perspective.
## Output files