Redirect to GNU make when possible

[bup.git] / config / configure

diff --git a/config/configure b/config/configure
index f37cd904c6cc022cf4bb66c20ee86899f38ee93f..8b9263d3d6d2f13b1aa123619c15a8c1c36e6ad4 100755 (executable)
--- a/config/configure
+++ b/config/configure
@@ -38,7 +38,7 @@ TARGET=bup
 . ./configure.inc
 
 # FIXME: real tmpdir
-rm -rf config.var config.var.tmp config.vars
+rm -rf finished config/bin config.var config.var.tmp config.vars
 
 AC_INIT $TARGET
 
@@ -47,17 +47,17 @@ if ! AC_PROG_CC; then
     exit 1
 fi
 
-MAKE="$(bup_find_prog make "$MAKE")"
-if test -z "$MAKE"; then
-    MAKE="$(bup_find_prog gmake "$GMAKE")"
-fi
-
-if test -z "$MAKE"; then
-    AC_FAIL "ERROR: unable to find make"
-fi
+for make_candidate in make gmake; do
+    found_make="$(bup_find_prog "$make_candidate" "$MAKE")"
+    if test "$found_make" \
+            && ("$found_make" --version | grep "GNU Make"); then
+        MAKE="$found_make"
+        break;
+    fi
+done
 
-if ! ($MAKE --version | grep "GNU Make"); then
-    AC_FAIL "ERROR: $MAKE is not GNU Make"
+if ! test "$MAKE"; then
+    AC_FAIL "ERROR: unable to find GNU make as make or gmake"
 fi
 
 MAKE_VERSION=`$MAKE --version | grep "GNU Make" | awk '{print $3}'`
@@ -316,10 +316,8 @@ AC_SUB bup_have_libacl "$bup_have_libacl"
 AC_CC="$orig_ac_cc"
 LIBS="$orig_libs"
 
-
 AC_OUTPUT config.vars
 
-
 set -euo pipefail
 
 # FIXME: real tmpdir
@@ -328,6 +326,12 @@ echo -n "$MAKE" > config.var.tmp/bup-make
 echo -n "$bup_python_config" > config.var.tmp/bup-python-config
 mv config.var.tmp config.var
 
+if test -e bin; then rm -r bin; fi
+mkdir -p bin
+(cd bin && ln -s "$MAKE" make)
+
+touch finished
+
 printf "
 found: python-config (%q)
 found: git (%q, ($("$bup_git" --version))