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-rw-r--r--gdb/configure.ac41
1 files changed, 24 insertions, 17 deletions
diff --git a/gdb/configure.ac b/gdb/configure.ac
index 73decd0..494d711 100644
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -1058,10 +1058,6 @@ AC_SUBST(PYTHON_LIBS)
# Check for libguile. #
# -------------------- #
-dnl We check guile with pkg-config.
-
-AC_PATH_PROG(pkg_config_prog_path, pkg-config, missing)
-
dnl Utility to simplify finding libguile.
dnl $1 = pkg-config-program
dnl $2 = space-separate list of guile versions to try
@@ -1075,12 +1071,6 @@ AC_DEFUN([AC_TRY_LIBGUILE],
guile_version_list=$2
flag_errors=$3
define([have_libguile_var],$4)
- if test "${pkg_config}" = "missing"; then
- AC_ERROR(pkg-config program not found)
- fi
- if test ! -f "${pkg_config}"; then
- AC_ERROR(pkg-config program ${pkg_config} not found)
- fi
found_usable_guile=checking
AC_MSG_CHECKING([for usable guile from ${pkg_config}])
for guile_version in ${guile_version_list}; do
@@ -1092,11 +1082,11 @@ AC_DEFUN([AC_TRY_LIBGUILE],
dnl that's bad.
new_CPPFLAGS=`${pkg_config} --cflags ${guile_version}`
if test $? != 0; then
- AC_ERROR(failure running pkg-config --cflags ${guile_version})
+ AC_MSG_ERROR([failure running pkg-config --cflags ${guile_version}])
fi
new_LIBS=`${pkg_config} --libs ${guile_version}`
if test $? != 0; then
- AC_ERROR(failure running pkg-config --libs ${guile_version})
+ AC_MSG_ERROR([failure running pkg-config --libs ${guile_version}])
fi
dnl If we get this far, great.
found_usable_guile=${guile_version}
@@ -1104,7 +1094,7 @@ AC_DEFUN([AC_TRY_LIBGUILE],
done
if test "${found_usable_guile}" = "checking"; then
if test "${flag_errors}" = "yes"; then
- AC_ERROR(unable to find usable guile version from "${guile_version_list}")
+ AC_MSG_ERROR([unable to find usable guile version from "${guile_version_list}"])
else
found_usable_guile=no
fi
@@ -1126,7 +1116,7 @@ AC_DEFUN([AC_TRY_LIBGUILE],
LIBS=$save_LIBS
if test "${found_usable_guile}" = no; then
if test "${flag_errors}" = yes; then
- AC_MSG_FAILURE(linking guile version ${guile_version} test program failed)
+ AC_MSG_FAILURE([linking guile version ${guile_version} test program failed])
fi
fi
fi
@@ -1161,6 +1151,9 @@ AC_ARG_WITH(guile,
AC_MSG_CHECKING([whether to use guile])
AC_MSG_RESULT([$with_guile])
+dnl We check guile with pkg-config.
+AC_PATH_PROG(pkg_config_prog_path, pkg-config, missing)
+
try_guile_versions="guile-2.0"
have_libguile=no
case "${with_guile}" in
@@ -1168,20 +1161,34 @@ no)
AC_MSG_WARN([guile support disabled; some features will be unavailable.])
;;
auto)
- AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${try_guile_versions}, no, have_libguile)
+ if test "${pkg_config_prog_path}" = "missing"; then
+ AC_MSG_WARN([pkg-config not found, guile support disabled])
+ else
+ AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${try_guile_versions}, no, have_libguile)
+ fi
;;
yes)
+ if test "${pkg_config_prog_path}" = "missing"; then
+ AC_MSG_ERROR([pkg-config not found])
+ fi
AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${try_guile_versions}, yes, have_libguile)
;;
[[\\/]]* | ?:[[\\/]]*)
- AC_TRY_LIBGUILE(${with_guile}, ${try_guile_versions}, yes, have_libguile)
+ if test -x "${with_guile}"; then
+ AC_TRY_LIBGUILE(${with_guile}, ${try_guile_versions}, yes, have_libguile)
+ else
+ AC_MSG_ERROR([Guile config program not executable: ${with_guile}])
+ fi
;;
"" | */*)
# Disallow --with=guile="" and --with-guile=foo/bar.
- AC_ERROR(invalid value for --with-guile)
+ AC_MSG_ERROR([invalid value for --with-guile])
;;
*)
# A space separate list of guile versions to try, in order.
+ if test "${pkg_config_prog_path}" = "missing"; then
+ AC_MSG_ERROR([pkg-config not found])
+ fi
AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${with_guile}, yes, have_libguile)
;;
esac