diff options
Diffstat (limited to 'qpid/cpp/m4/compiler-flags.m4')
| -rw-r--r-- | qpid/cpp/m4/compiler-flags.m4 | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/qpid/cpp/m4/compiler-flags.m4 b/qpid/cpp/m4/compiler-flags.m4 new file mode 100644 index 0000000000..01cb728f02 --- /dev/null +++ b/qpid/cpp/m4/compiler-flags.m4 @@ -0,0 +1,23 @@ +# serial 3 +# Find valid warning flags for the C Compiler. -*-Autoconf-*- +dnl Copyright (C) 2001, 2002, 2006 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. +dnl Written by Jesse Thilo. + +AC_DEFUN([gl_COMPILER_FLAGS], + [AC_MSG_CHECKING(whether compiler accepts $1) + AC_SUBST(COMPILER_FLAGS) + ac_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $1" + ac_save_CXXFLAGS="$CXXFLAGS" + CXXFLAGS="$CXXFLAGS $1" + AC_TRY_COMPILE(, + [int x;], + COMPILER_FLAGS="$COMPILER_FLAGS $1" + AC_MSG_RESULT(yes), + AC_MSG_RESULT(no)) + CFLAGS="$ac_save_CFLAGS" + CXXFLAGS="$ac_save_CXXFLAGS" + ]) |