mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-22 20:36:50 +03:00
80 lines
2.1 KiB
Plaintext
80 lines
2.1 KiB
Plaintext
dnl @synopsis MC_CHECK_CFLAGS
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dnl
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dnl Check flags supported by compilator
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dnl
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dnl @author Slava Zanko <slavazanko@gmail.com>
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dnl @version 2009-10-29
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dnl @license GPL
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dnl @copyright Free Software Foundation, Inc.
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AC_DEFUN([MC_CHECK_ONE_CFLAG],[
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AC_MSG_CHECKING([if gcc accepts $1])
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safe_CFLAGS=$CFLAGS
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CFLAGS="$1"
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AC_TRY_COMPILE(, [
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return 0;
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],
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[
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mc_check_one_cflag=yes
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],
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[
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mc_check_one_cflag=no
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])
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CFLAGS=$safe_CFLAGS
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AC_MSG_RESULT([$mc_check_one_cflag])
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if test x$mc_check_one_cflag = xyes; then
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mc_configured_cflags="$mc_configured_cflags $1"
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fi
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])
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AC_DEFUN([MC_CHECK_CFLAGS],[
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mc_configured_cflags=""
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dnl Sorted -f options:
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dnl AC_MSG_CHECKING([CC is $CC])
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case "$CC" in
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gcc*)
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MC_CHECK_ONE_CFLAG([-fdiagnostics-show-option])
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dnl MC_CHECK_ONE_CFLAG([-fno-stack-protector])
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;;
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*)
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;;
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esac
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dnl Sorted -W options:
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MC_CHECK_ONE_CFLAG([-Wcomment])
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MC_CHECK_ONE_CFLAG([-Wdeclaration-after-statement])
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MC_CHECK_ONE_CFLAG([-Wformat])
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MC_CHECK_ONE_CFLAG([-Wimplicit-function-declaration])
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MC_CHECK_ONE_CFLAG([-Wimplicit-int])
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MC_CHECK_ONE_CFLAG([-Wmissing-braces])
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MC_CHECK_ONE_CFLAG([-Wmissing-declarations])
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MC_CHECK_ONE_CFLAG([-Wmissing-parameter-type])
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MC_CHECK_ONE_CFLAG([-Wmissing-prototypes])
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MC_CHECK_ONE_CFLAG([-Wnested-externs])
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MC_CHECK_ONE_CFLAG([-Wno-long-long])
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MC_CHECK_ONE_CFLAG([-Wno-unreachable-code])
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MC_CHECK_ONE_CFLAG([-Wparentheses])
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MC_CHECK_ONE_CFLAG([-Wpointer-sign])
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MC_CHECK_ONE_CFLAG([-Wreturn-type])
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dnl MC_CHECK_ONE_CFLAG([-Wsequence-point])
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MC_CHECK_ONE_CFLAG([-Wshadow])
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MC_CHECK_ONE_CFLAG([-Wsign-compare])
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dnl MC_CHECK_ONE_CFLAG([-Wstrict-aliasing])
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MC_CHECK_ONE_CFLAG([-Wswitch])
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MC_CHECK_ONE_CFLAG([-Wuninitialized])
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MC_CHECK_ONE_CFLAG([-Wunused-function])
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MC_CHECK_ONE_CFLAG([-Wunused-label])
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MC_CHECK_ONE_CFLAG([-Wunused-parameter])
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MC_CHECK_ONE_CFLAG([-Wunused-result])
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MC_CHECK_ONE_CFLAG([-Wunused-value])
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MC_CHECK_ONE_CFLAG([-Wunused-variable])
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MC_CHECK_ONE_CFLAG([-Wwrite-strings])
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])
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