# WARN_CFLAGS and WARN_CXXFLAGS.
m4_define([WARN_FLAGS_COMMON_LIST], [ dnl
-Wall dnl
+ -Wextra dnl
+ -Wmissing-declarations dnl
-Wnull-dereference dnl
+ -Wundef dnl
+ -Wredundant-decls dnl
+ -Wshadow dnl
+ -Wsuggest-attribute=format dnl
+ -Wtautological-constant-out-of-range-compare dnl Clang specific
+ -Wwrite-strings dnl
+ -Wformat=2 dnl
+ -Wstrict-aliasing dnl
+ -Wmissing-noreturn dnl
+ -Wduplicated-cond dnl
+ -Wduplicated-branches dnl
+ -Wlogical-op dnl
+ -Winit-self dnl
dnl We currently get this warning when building with Clang:
dnl
dnl /usr/include/setjmp.h:54:12: error: declaration of built-in function '__sigsetjmp' requires the declaration of the 'jmp_buf' type, commonly provided in the header <setjmp.h>. [-Werror,-Wincomplete-setjmp-declaration]
dnl extern int __sigsetjmp (struct __jmp_buf_tag __env[1], int __savemask) __THROWNL;
dnl ^
-Wno-incomplete-setjmp-declaration dnl
- -Wmissing-declarations dnl
- -Wshadow dnl
- -Wno-gnu-folding-constant dnl
- -Wsuggest-attribute=format dnl
- -Wformat=2 dnl
+ -Wno-gnu-folding-constant dnl Clang specific
])
# Detect warning flags specific to the C compiler and append them to
-Wdiscarded-qualifiers dnl
-Wmissing-prototypes dnl
-Wmissing-parameter-type dnl
+ -Wsuggest-final-types dnl
+ -Wsuggest-final-methods dnl
+ -Wsuggest-override dnl
])
# Pass -Werror as an extra flag during the test: this is needed to make the
LT_INIT
# Check for objcopy, required by the base address statedump and dynamic linker tests
-AC_CHECK_TOOL([OBJCOPY], [objcopy], [no])
-AS_IF([test "x$OBJCOPY" = "xno"],
+AC_CHECK_TOOL([OBJCOPY], [objcopy])
+AS_IF([test "x$OBJCOPY" = "x"],
[AC_MSG_WARN([Cannot find objcopy. The base address statedump and dynamic linker tests will be disabled. Install the binutils package to remediate this.])]
)
-AM_CONDITIONAL([HAVE_OBJCOPY], [test "x$OBJCOPY" != xno])
+AM_CONDITIONAL([HAVE_OBJCOPY], [test "x$OBJCOPY" != "x"])
# check for pgrep
-AC_PATH_PROG([PGREP], [pgrep], [no])
-AM_CONDITIONAL([HAVE_PGREP], [test "x$PGREP" != "xno"])
+AC_PATH_PROG([PGREP], [pgrep])
+AM_CONDITIONAL([HAVE_PGREP], [test "x$PGREP" != "x"])
# set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
# is not distributed in tarballs
AC_CHECK_FUNC([clock_gettime], [AC_DEFINE_UNQUOTED([LTTNG_HAVE_CLOCK_GETTIME], 1, [Has clock_gettime() support.])])
# URCU library version needed or newer
-PKG_CHECK_MODULES([URCU], [liburcu >= 0.11])
-PKG_CHECK_MODULES([URCU_CDS], [liburcu-cds >= 0.11])
+PKG_CHECK_MODULES([URCU], [liburcu >= 0.14])
+PKG_CHECK_MODULES([URCU_CDS], [liburcu-cds >= 0.14])
AM_CPPFLAGS="$AM_CPPFLAGS $URCU_CFLAGS"
# Check for libkmod, it will be auto-neabled if found but won't fail if it's not,
AS_IF([test -z "$PYTHON_CONFIG"], [
AC_PATH_PROGS([PYTHON_CONFIG],
[python$PYTHON_VERSION-config python-config],
- [no],
+ [],
[`dirname $PYTHON`])
- AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Do you have python-dev installed?])])
+ AS_IF([test "x$PYTHON_CONFIG" = "x"], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Do you have python-dev installed?])])
])
AC_MSG_CHECKING([python include flags])
PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
warn_prebuilt_man_pages=no
AS_IF([test "x$man_pages_opt" = "xyes"], [
- AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
- AC_PATH_PROG([XMLTO], [xmlto], [no])
+ AC_PATH_PROG([ASCIIDOC], [asciidoc])
+ AC_PATH_PROG([XMLTO], [xmlto])
- AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
+ AS_IF([test "x$ASCIIDOC" = "x" || test "x$XMLTO" = "x"], [
AS_IF([test "x$in_git_repo" = "xyes"], [
# this is an error because we're in the Git repo, which
# means the man pages are not already generated for us,
AS_IF([test "x$man_pages_opt" = "xno"], [
AC_MSG_ERROR([You need the --enable-man-pages option with the --enable-embedded-help option.])
])
- AC_PATH_PROG([man_prog_path], [man], [no])
- AS_IF([test "x$man_prog_path" = "xno"], [
+ AC_PATH_PROG([man_prog_path], [man])
+ AS_IF([test "x$man_prog_path" = "x"], [
AC_MSG_ERROR([You need man with the --enable-embedded-help option.])
])
AC_DEFINE_UNQUOTED([LTTNG_EMBED_HELP], 1, [Embed --help messages.])