mirror of
https://git.kernel.org/pub/scm/bluetooth/bluez.git
synced 2024-12-16 15:34:53 +08:00
6a9ca37f37
__attribute__((format(printf))) doesn't seem to catch missing format
string in function call ie.
char *p = "foo";
printf(p);
vs
printf("%s", p);
Enabling -Wformat -Wformat-security warns in such case.
63 lines
2.0 KiB
Plaintext
63 lines
2.0 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([COMPILER_FLAGS], [
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with_cflags=""
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if (test "$USE_MAINTAINER_MODE" = "yes"); then
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with_cflags="$with_cflags -Wall -Werror -Wextra"
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with_cflags="$with_cflags -Wno-unused-parameter"
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with_cflags="$with_cflags -Wno-missing-field-initializers"
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with_cflags="$with_cflags -Wdeclaration-after-statement"
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with_cflags="$with_cflags -Wmissing-declarations"
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with_cflags="$with_cflags -Wredundant-decls"
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with_cflags="$with_cflags -Wcast-align"
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with_cflags="$with_cflags -Wswitch-enum"
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with_cflags="$with_cflags -Wformat -Wformat-security"
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with_cflags="$with_cflags -DG_DISABLE_DEPRECATED"
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with_cflags="$with_cflags -DGLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_2_28"
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with_cflags="$with_cflags -DGLIB_VERSION_MAX_ALLOWED=GLIB_VERSION_2_28"
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fi
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AC_SUBST([WARNING_CFLAGS], $with_cflags)
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])
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AC_DEFUN([MISC_FLAGS], [
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misc_cflags=""
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misc_ldflags=""
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AC_ARG_ENABLE(optimization, AC_HELP_STRING([--disable-optimization],
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[disable code optimization through compiler]), [
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if (test "${enableval}" = "no"); then
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misc_cflags="$misc_cflags -O0"
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fi
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])
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AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug],
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[enable compiling with debugging information]), [
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if (test "${enableval}" = "yes" &&
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test "${ac_cv_prog_cc_g}" = "yes"); then
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misc_cflags="$misc_cflags -g"
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fi
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])
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AC_ARG_ENABLE(pie, AC_HELP_STRING([--enable-pie],
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[enable position independent executables flag]), [
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if (test "${enableval}" = "yes" &&
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test "${ac_cv_prog_cc_pie}" = "yes"); then
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misc_cflags="$misc_cflags -fPIC"
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misc_ldflags="$misc_ldflags -pie"
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fi
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])
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if (test "$enable_coverage" = "yes"); then
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misc_cflags="$misc_cflags --coverage"
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misc_ldflags="$misc_ldflags --coverage"
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fi
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AC_SUBST([MISC_CFLAGS], $misc_cflags)
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AC_SUBST([MISC_LDFLAGS], $misc_ldflags)
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])
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