diff options
Diffstat (limited to 'am/debug.m4')
| -rw-r--r-- | am/debug.m4 | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/am/debug.m4 b/am/debug.m4 index 1f8a947a5..f31700836 100644 --- a/am/debug.m4 +++ b/am/debug.m4 @@ -1,5 +1,5 @@ dnl This file is part of GNU mailutils. -dnl Copyright (C) 2001-2019 Free Software Foundation, Inc. +dnl Copyright (C) 2001-2024 Free Software Foundation, Inc. dnl dnl This file is free software; as a special exception the author gives dnl unlimited permission to copy and/or distribute it, with or without @@ -15,27 +15,35 @@ dnl AC_DEFUN([MU_DEBUG_MODE], [AC_ARG_ENABLE(debug, - AC_HELP_STRING([--enable-debug], [enable debugging mode]), + AS_HELP_STRING([--enable-debug], [enable debugging mode]), [mu_debug_mode=$enableval], [mu_debug_mode=maybe]) save_CC=$CC CC="$CC -Wall" - AC_TRY_COMPILE([],[void main(){}], - [CFLAGS="$CFLAGS -Wall"]) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([], + [[void main(){}]])], + [], + [CFLAGS="$CFLAGS -Wall"]) CC="$CC -Wdeclaration-after-statement" - AC_TRY_COMPILE([],[void main(){}], - [CFLAGS="$CFLAGS -Wdeclaration-after-statement"]) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([], + [[void main(){}]])], + [], + [CFLAGS="$CFLAGS -Wdeclaration-after-statement"]) if test "$mu_debug_mode" != no; then CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]]//g'` AC_MSG_CHECKING([whether cc accepts -ggdb]) CC="$CC -ggdb" - AC_TRY_COMPILE([],[void main(){}], - [AC_MSG_RESULT(yes) - CFLAGS="$CFLAGS -ggdb"], - [AC_MSG_RESULT(no) - CFLAGS="$CFLAGS -g"]) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([], + [[void main(){}]])], + [AC_MSG_RESULT(yes) + CFLAGS="$CFLAGS -ggdb"], + [AC_MSG_RESULT(no) + CFLAGS="$CFLAGS -g"]) fi CC=$save_CC]) |