mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-23 21:06:52 +03:00
105 lines
3.0 KiB
Plaintext
105 lines
3.0 KiB
Plaintext
dnl @synopsis mc_CHECK_CFLAGS
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dnl
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dnl Check flags supported by C compiler
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dnl
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dnl @author Slava Zanko <slavazanko@gmail.com>
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dnl @version 2013-01-16
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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([whether ${CC} accepts $1])
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safe_CFLAGS=$CFLAGS
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case "$CC" in
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clang*)
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CFLAGS="-Werror $1"
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;;
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*)
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CFLAGS="$1"
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;;
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esac
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([], [[return 0;]])],
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[mc_check_one_cflag=yes],
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[mc_check_one_cflag=no])
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CFLAGS=$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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AC_LANG_PUSH(C)
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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([-Wassign-enum])
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mc_CHECK_ONE_CFLAG([-Wbad-function-cast])
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mc_CHECK_ONE_CFLAG([-Wcomment])
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mc_CHECK_ONE_CFLAG([-Wconditional-uninitialized])
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mc_CHECK_ONE_CFLAG([-Wdeclaration-after-statement])
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mc_CHECK_ONE_CFLAG([-Wfloat-conversion])
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mc_CHECK_ONE_CFLAG([-Wfloat-equal])
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mc_CHECK_ONE_CFLAG([-Wformat])
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mc_CHECK_ONE_CFLAG([-Wformat-security])
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mc_CHECK_ONE_CFLAG([-Wimplicit])
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mc_CHECK_ONE_CFLAG([-Wignored-qualifiers])
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mc_CHECK_ONE_CFLAG([-Wlogical-not-parentheses])
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mc_CHECK_ONE_CFLAG([-Wmaybe-uninitialized])
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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-field-initializers])
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mc_CHECK_ONE_CFLAG([-Wmissing-format-attribute])
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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([-Wmissing-variable-declarations])
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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-arith])
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mc_CHECK_ONE_CFLAG([-Wpointer-sign])
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mc_CHECK_ONE_CFLAG([-Wredundant-decls])
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mc_CHECK_ONE_CFLAG([-Wreturn-type])
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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([-Wstrict-prototypes])
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mc_CHECK_ONE_CFLAG([-Wswitch])
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mc_CHECK_ONE_CFLAG([-Wswitch-default])
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mc_CHECK_ONE_CFLAG([-Wtype-limits])
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mc_CHECK_ONE_CFLAG([-Wundef])
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mc_CHECK_ONE_CFLAG([-Wuninitialized])
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mc_CHECK_ONE_CFLAG([-Wunreachable-code])
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mc_CHECK_ONE_CFLAG([-Wunused-but-set-variable])
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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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AC_LANG_POP()
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])
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