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Enable paranoid compiler warnings #73

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Enable paranoid compiler warnings #73

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24 changes: 24 additions & 0 deletions configure.ac
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Original file line number Diff line number Diff line change
Expand Up @@ -31,5 +31,29 @@ AC_C_INLINE
# Checks for library functions.
AC_CHECK_FUNCS([clock_getTime memset socket])


# Enable maximum warnings
AX_CFLAGS_WARN_ALL

dnl The AX_CHECK_COMPILER_FLAGS maco was renamed to AX_CHECK_COMPILE_FLAG
dnl Checking for both versions
m4_ifdef([AX_CHECK_COMPILE_FLAG],
[AC_DEFUN([APPEND_FLAG],
[AX_CHECK_COMPILE_FLAG([$1], [CFLAGS="$1 $CFLAGS"])])])

m4_ifdef([AX_CHECK_COMPILER_FLAGS],
[AC_DEFUN([APPEND_FLAG],
[AX_CHECK_COMPILER_FLAGS([$1], [CFLAGS="$1 $CFLAGS"])])])

dnl If we found the flag checking macro, check some flags
m4_ifdef([APPEND_FLAG],
[APPEND_FLAG([-Wextra])
APPEND_FLAG([-Wconversion])
APPEND_FLAG([-Wpointer-arith])
APPEND_FLAG([-Wfloat-equal])
APPEND_FLAG([-Wshadow])
APPEND_FLAG([-Wwrite-strings])
APPEND_FLAG([-Wc++-compat])])

AC_CONFIG_FILES([ Makefile ])
AC_OUTPUT