92 lines
2.4 KiB
Plaintext
92 lines
2.4 KiB
Plaintext
AC_DEFUN([AC_PROG_CC_PIE], [
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AC_CACHE_CHECK([whether ${CC-cc} accepts -fPIE], ac_cv_prog_cc_pie, [
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echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -fPIE -pie -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_pie=yes
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else
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ac_cv_prog_cc_pie=no
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fi
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rm -rf conftest*
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])
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])
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AC_DEFUN([AC_PROG_CC_ASAN], [
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AC_CACHE_CHECK([whether ${CC-cc} accepts -fsanitize=address], ac_cv_prog_cc_asan, [
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echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -fsanitize=address -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_asan=yes
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else
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ac_cv_prog_cc_asan=no
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fi
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rm -rf conftest*
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])
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])
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AC_DEFUN([AC_PROG_CC_LSAN], [
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AC_CACHE_CHECK([whether ${CC-cc} accepts -fsanitize=leak], ac_cv_prog_cc_lsan, [
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echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -fsanitize=leak -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_lsan=yes
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else
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ac_cv_prog_cc_lsan=no
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fi
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rm -rf conftest*
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])
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])
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AC_DEFUN([AC_PROG_CC_UBSAN], [
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AC_CACHE_CHECK([whether ${CC-cc} accepts -fsanitize=undefined], ac_cv_prog_cc_ubsan, [
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echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -fsanitize=undefined -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_ubsan=yes
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else
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ac_cv_prog_cc_ubsan=no
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fi
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rm -rf conftest*
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])
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])
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AC_DEFUN([AC_PROG_CC_GCOV], [
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AC_CACHE_CHECK([whether ${CC-cc} accepts -fprofile-arcs], ac_cv_prog_cc_profile_arcs, [
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echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -fprofile-arcs -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_profile_arcs=yes
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else
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ac_cv_prog_cc_profile_arcs=no
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fi
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rm -rf conftest*
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])
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AC_CACHE_CHECK([whether ${CC-cc} accepts -ftest_coverage], ac_cv_prog_cc_test_coverage, [
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echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -ftest-coverage -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_test_coverage=yes
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else
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ac_cv_prog_cc_test_coverage=no
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fi
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rm -rf conftest*
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])
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])
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AC_DEFUN([COMPILER_FLAGS], [
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if (test "${CFLAGS}" = ""); then
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CFLAGS="-Wall -fsigned-char -fno-exceptions"
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fi
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if (test "$USE_MAINTAINER_MODE" = "yes"); then
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CFLAGS+=" -Werror -Wextra"
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CFLAGS+=" -Wno-unused-parameter"
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CFLAGS+=" -Wno-missing-field-initializers"
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CFLAGS+=" -Wdeclaration-after-statement"
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CFLAGS+=" -Wmissing-declarations"
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CFLAGS+=" -Wredundant-decls"
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CFLAGS+=" -Wformat -Wformat-security"
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if ( $CC -v 2>/dev/null | grep "gcc version" ); then
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CFLAGS+=" -Wcast-align"
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fi
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fi
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if (test "$CC" = "clang"); then
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CFLAGS+=" -Wno-unknown-warning-option"
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CFLAGS+=" -Wno-unknown-pragmas"
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fi
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])
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