mirror of
git://git.gnupg.org/gnupg.git
synced 2024-12-22 10:19:57 +01:00
build: Change how caller provided CFLAGS are used by configure.
* configure.ac: Append instead of prepend caller provided CFLAGS. -- Suggested-by: Justus Winter Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
parent
fbf8b733a2
commit
4e9957250e
34
configure.ac
34
configure.ac
@ -661,14 +661,14 @@ case "${host}" in
|
||||
|
||||
*-*-hpux*)
|
||||
if test -z "$GCC" ; then
|
||||
CFLAGS="$CFLAGS -Ae -D_HPUX_SOURCE"
|
||||
CFLAGS="-Ae -D_HPUX_SOURCE $CFLAGS"
|
||||
fi
|
||||
;;
|
||||
*-dec-osf4*)
|
||||
if test -z "$GCC" ; then
|
||||
# Suppress all warnings
|
||||
# to get rid of the unsigned/signed char mismatch warnings.
|
||||
CFLAGS="$CFLAGS -w"
|
||||
CFLAGS="-w $CFLAGS"
|
||||
fi
|
||||
;;
|
||||
*-dec-osf5*)
|
||||
@ -677,7 +677,7 @@ case "${host}" in
|
||||
# get rid of the unsigned/signed char mismatch warnings.
|
||||
# Using this may hide other pointer mismatch warnings, but
|
||||
# it at least lets other warning classes through
|
||||
CFLAGS="$CFLAGS -msg_disable ptrmismatch1"
|
||||
CFLAGS="-msg_disable ptrmismatch1 $CFLAGS"
|
||||
fi
|
||||
;;
|
||||
m68k-atari-mint)
|
||||
@ -1492,6 +1492,9 @@ AC_SUBST(W32SOCKLIBS)
|
||||
#
|
||||
AC_MSG_NOTICE([checking for cc features])
|
||||
if test "$GCC" = yes; then
|
||||
mycflags=
|
||||
mycflags_save=$CFLAGS
|
||||
|
||||
# Check whether gcc does not emit a diagnositc for unknow -Wno-*
|
||||
# options. This is the case for gcc >= 4.6
|
||||
AC_MSG_CHECKING([if gcc ignores unknown -Wno-* options])
|
||||
@ -1505,60 +1508,55 @@ if test "$GCC" = yes; then
|
||||
# warning options and the user should have a chance of overriding
|
||||
# them.
|
||||
if test "$USE_MAINTAINER_MODE" = "yes"; then
|
||||
CFLAGS="$CFLAGS -O3 -Wall -Wcast-align -Wshadow -Wstrict-prototypes"
|
||||
CFLAGS="$CFLAGS -Wformat -Wno-format-y2k -Wformat-security"
|
||||
mycflags="$mycflags -O3 -Wall -Wcast-align -Wshadow -Wstrict-prototypes"
|
||||
mycflags="$mycflags -Wformat -Wno-format-y2k -Wformat-security"
|
||||
if test x"$_gcc_silent_wno" = xyes ; then
|
||||
_gcc_wopt=yes
|
||||
else
|
||||
AC_MSG_CHECKING([if gcc supports -Wno-missing-field-initializers])
|
||||
_gcc_cflags_save=$CFLAGS
|
||||
CFLAGS="-Wno-missing-field-initializers"
|
||||
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
|
||||
[_gcc_wopt=yes],[_gcc_wopt=no])
|
||||
AC_MSG_RESULT($_gcc_wopt)
|
||||
CFLAGS=$_gcc_cflags_save;
|
||||
fi
|
||||
if test x"$_gcc_wopt" = xyes ; then
|
||||
CFLAGS="$CFLAGS -W -Wno-sign-compare -Wno-missing-field-initializers"
|
||||
mycflags="$mycflags -W -Wno-sign-compare"
|
||||
mycflags="$mycflags -Wno-missing-field-initializers"
|
||||
fi
|
||||
|
||||
AC_MSG_CHECKING([if gcc supports -Wdeclaration-after-statement])
|
||||
_gcc_cflags_save=$CFLAGS
|
||||
CFLAGS="-Wdeclaration-after-statement"
|
||||
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no)
|
||||
AC_MSG_RESULT($_gcc_wopt)
|
||||
CFLAGS=$_gcc_cflags_save;
|
||||
if test x"$_gcc_wopt" = xyes ; then
|
||||
CFLAGS="$CFLAGS -Wdeclaration-after-statement"
|
||||
mycflags="$mycflags -Wdeclaration-after-statement"
|
||||
fi
|
||||
else
|
||||
CFLAGS="$CFLAGS -Wall"
|
||||
mycflags="$mycflags -Wall"
|
||||
fi
|
||||
|
||||
if test x"$_gcc_silent_wno" = xyes ; then
|
||||
_gcc_psign=yes
|
||||
else
|
||||
AC_MSG_CHECKING([if gcc supports -Wno-pointer-sign])
|
||||
_gcc_cflags_save=$CFLAGS
|
||||
CFLAGS="-Wno-pointer-sign"
|
||||
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
|
||||
[_gcc_psign=yes],[_gcc_psign=no])
|
||||
AC_MSG_RESULT($_gcc_psign)
|
||||
CFLAGS=$_gcc_cflags_save;
|
||||
fi
|
||||
if test x"$_gcc_psign" = xyes ; then
|
||||
CFLAGS="$CFLAGS -Wno-pointer-sign"
|
||||
mycflags="$mycflags -Wno-pointer-sign"
|
||||
fi
|
||||
|
||||
AC_MSG_CHECKING([if gcc supports -Wpointer-arith])
|
||||
_gcc_cflags_save=$CFLAGS
|
||||
CFLAGS="-Wpointer-arith"
|
||||
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_psign=yes,_gcc_psign=no)
|
||||
AC_MSG_RESULT($_gcc_psign)
|
||||
CFLAGS=$_gcc_cflags_save;
|
||||
if test x"$_gcc_psign" = xyes ; then
|
||||
CFLAGS="$CFLAGS -Wpointer-arith"
|
||||
mycflags="$mycflags -Wpointer-arith"
|
||||
fi
|
||||
|
||||
CFLAGS="$mycflags $mycflags_save"
|
||||
fi
|
||||
|
||||
|
||||
|
Loading…
x
Reference in New Issue
Block a user