X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=configure.ac;h=6dab04287fadc8b5a5c05a034fdca52369d03a47;hb=0dd12485e26b98c7eb9963768ec4bd9869186d98;hp=b05fe8eb2a5c76594f06a181c54cdb7a164a36ed;hpb=ec5150bfcf215291f4460b07273e6200904988a0;p=inkscape.git diff --git a/configure.ac b/configure.ac index b05fe8eb2..6dab04287 100644 --- a/configure.ac +++ b/configure.ac @@ -23,28 +23,30 @@ AM_CONFIG_HEADER(config.h) AC_PROG_INTLTOOL(0.22) +AC_LANG(C++) +AC_ISC_POSIX +AC_PROG_CXX +AM_PROG_CC_STDC +AM_PROG_AS +AC_HEADER_STDC + dnl These next few lines are needed only while libcroco is in our source tree. AC_PROG_CC AM_PROG_CC_C_O +AC_MSG_NOTICE([Testing -Wno-pointer-sign]) if test "$GCC" = "yes"; then # Enable some warnings from gcc. + AC_LANG_PUSH(C) # -Wno-pointer-sign is probably new in gcc 4.0; certainly it isn't accepted # by gcc 2.95. ink_svd_CFLAGS="$CFLAGS" CFLAGS="-Wno-pointer-sign $CFLAGS" - AC_COMPILE_IFELSE([int dummy; -], , CFLAGS="$ink_svd_CFLAGS",) - CFLAGS="-Wall -W $CFLAGS" + AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), AC_MSG_NOTICE([ compiler supports -Wno-pointer-sign]), CFLAGS="$ink_svd_CFLAGS") + CFLAGS="-Wall -Wformat-security -W -D_FORTIFY_SOURCE=2 $CFLAGS" + AC_LANG_POP fi -AC_LANG(C++) -AC_ISC_POSIX -AC_PROG_CXX -AM_PROG_CC_STDC -AM_PROG_AS -AC_HEADER_STDC - dnl Honor aclocal flags ACLOCAL="$ACLOCAL $ACLOCAL_FLAGS" @@ -54,7 +56,9 @@ dnl Verify our GCC version if test "x$GXX" = "xyes"; then AC_MSG_CHECKING([GNU compiler version]) - cc_version=["`$CXX $CXXFLAGS -v 2>&1 &1