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1996-09-28
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714b
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dnl Process this file with autoconf to produce a configure script.
AC_INIT(awk.y)
AC_CONFIG_HEADER(config.h)
# We want these before the checks, so the checks can modify their values.
test -z "$CFLAGS" && CFLAGS= auto_cflags=1
test -z "$LDFLAGS" && LDFLAGS=
AC_PROG_CC
# If we're using gcc and the user hasn't specified CFLAGS, add -O to CFLAGS.
test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O2"
AC_SUBST(CFLAGS)dnl
AC_SUBST(LDFLAGS)dnl
AC_PROG_CPP
AC_GCC_TRADITIONAL
AC_PROG_INSTALL
AC_PROG_YACC
AC_RETSIGTYPE
AC_STDC_HEADERS
AC_COMPILE_CHECK(_setjmp declaration in <setjmp.h>,
[#include <setjmp.h>], [jmp_buf buf; _setjmp (buf)],
AC_DEFINE(HAVE_UNDERSCORE_SETJMP))
AC_OUTPUT(Makefile)