From 9f6f0261c172bee5463bb6724809e8486c9197ea Mon Sep 17 00:00:00 2001 From: Chris Johns Date: Mon, 9 Apr 2018 16:18:09 +1000 Subject: Generate an error if no valid gcc is found when configure runs. Close #3385. --- aclocal/check-tool.m4 | 9 +++++++++ configure.ac | 6 +++++- 2 files changed, 14 insertions(+), 1 deletion(-) create mode 100644 aclocal/check-tool.m4 diff --git a/aclocal/check-tool.m4 b/aclocal/check-tool.m4 new file mode 100644 index 0000000000..210b1c06d2 --- /dev/null +++ b/aclocal/check-tool.m4 @@ -0,0 +1,9 @@ +## Check for a cross tool, similar to AC_CHECK_TOOL, but do not fall back to +## the un-prefixed version of PROG-TO-CHECK-FOR. +dnl RTEMS_CHECK_TOOL(VARIABLE, PROG-TO-CHECK-FOR[, VALUE-IF-NOT-FOUND [, PATH]]) +AC_DEFUN([RTEMS_CHECK_TOOL], +[ + AS_IF([test "x$target_alias" != "x$host_alias"], + [rtems_tool_prefix=$target_alias-]) + AC_CHECK_PROG($1, ${rtems_tool_prefix}$2, ${rtems_tool_prefix}$2, $3, $4) +]) diff --git a/configure.ac b/configure.ac index 2d1842e2d7..d1fb7f23da 100644 --- a/configure.ac +++ b/configure.ac @@ -25,12 +25,16 @@ RTEMS_ENABLE_MULTIPROCESSING RTEMS_ENABLE_POSIX RTEMS_ENABLE_NETWORKING RTEMS_ENABLE_CXX -RTEMS_ENABLE_TESTS +RTEMS_ENABLE_TESTS RTEMS_ENABLE_RTEMS_DEBUG RTEMS_ENABLE_RTEMSBSP RTEMS_ENABLE_PARAVIRT RTEMS_ENABLE_DRVMGR +## Check if there are valid tools install and in the path. +RTEMS_CHECK_TOOL(RTEMS_CC,gcc) +test -z "$RTEMS_CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH]) + ## NOTES: ## * tools/build are host-native tools to be installed on the host. ## * tools/cpu are host-native or host-cross-target-tools -- cgit v1.2.3