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Diffstat (limited to 'm4/ax_cflags_force_c89.m4')
| -rw-r--r-- | m4/ax_cflags_force_c89.m4 | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/m4/ax_cflags_force_c89.m4 b/m4/ax_cflags_force_c89.m4 deleted file mode 100644 index 815fb68..0000000 --- a/m4/ax_cflags_force_c89.m4 +++ /dev/null @@ -1,72 +0,0 @@ -# =========================================================================== -# https://www.gnu.org/software/autoconf-archive/ax_cflags_force_c89.html -# =========================================================================== -# -# SYNOPSIS -# -# AX_CFLAGS_FORCE_C89 [(shellvar [,default, [A/NA]])] -# -# DESCRIPTION -# -# Try to find a compiler option that enables strict C89 mode. -# -# For the GNU CC compiler it will be -ansi -pedantic. The result is added -# to the shellvar being CFLAGS by default. -# -# Currently this macro knows about GCC, Solaris C compiler, Digital Unix C -# compiler, C for AIX Compiler, HP-UX C compiler, IRIX C compiler, NEC -# SX-5 (Super-UX 10) C compiler, and Cray J90 (Unicos 10.0.0.8) C -# compiler. -# -# - $1 shell-variable-to-add-to : CFLAGS -# - $2 add-value-if-not-found : nothing -# - $3 action-if-found : add value to shellvariable -# - $4 action-if-not-found : nothing -# -# NOTE: These macros depend on AX_APPEND_FLAG. -# -# LICENSE -# -# Copyright (c) 2009 Guido U. Draheim <guidod@gmx.de> -# -# Copying and distribution of this file, with or without modification, are -# permitted in any medium without royalty provided the copyright notice -# and this notice are preserved. This file is offered as-is, without any -# warranty. - -#serial 12 - -AC_DEFUN([AX_CFLAGS_FORCE_C89],[dnl -AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl -AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_force_c89])dnl -AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for C89 mode], -VAR,[VAR="no, unknown" - AC_LANG_PUSH([C]) - ac_save_[]FLAGS="$[]FLAGS" -for ac_arg dnl -in "-pedantic % -ansi -pedantic" dnl GCC - "-xstrconst % -v -Xc" dnl Solaris C - "-std1 % -std1" dnl Digital Unix - " % -qlanglvl=ansi" dnl AIX - " % -ansi -ansiE" dnl IRIX - "+ESlit % -Aa" dnl HP-UX C - "-Xc % -Xc" dnl NEC SX-5 (Super-UX 10) - "-h conform % -h conform" dnl Cray C (Unicos) - # -do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], - [[return 0;]])], - [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break],[]) -done - FLAGS="$ac_save_[]FLAGS" - AC_LANG_POP([C]) -]) -AS_VAR_POPDEF([FLAGS])dnl -AX_REQUIRE_DEFINED([AX_APPEND_FLAG]) -case ".$VAR" in - .ok|.ok,*) m4_ifvaln($3,$3) ;; - .|.no|.no,*) m4_default($4,[m4_ifval($2,[AX_APPEND_FLAG([$2], [$1])])]) ;; - *) m4_default($3,[AX_APPEND_FLAG([$VAR], [$1])]) ;; -esac -AS_VAR_POPDEF([VAR])dnl -]) |