1fd58b933b
REG_STARTEND macro, it doesn't work as expected. A simple test case is: printf '\0\n\0\n' | nbsed /a/d This test does not yet work as expected, but at least it doesn't cause segmentation faults anymore. Handling of '\0' bytes must be improved.
62 lines
1.6 KiB
Text
62 lines
1.6 KiB
Text
dnl $Id: configure.ac,v 1.10 2007/03/07 19:18:39 rillig Exp $
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dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.57)
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AC_INIT([sed],[20040821],[agc@NetBSD.org])
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AC_CONFIG_SRCDIR([main.c])
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AC_CONFIG_HEADER(config.h)
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AC_ARG_PROGRAM
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AC_CANONICAL_HOST
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CANONICAL_HOST=$host
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AC_SUBST(CANONICAL_HOST)
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# Checks for programs.
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AC_PROG_MAKE_SET
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AC_PROG_AWK
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AC_PROG_CC
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AC_PROG_INSTALL
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AC_PROG_LN_S
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AUTOCONF=${AUTOCONF-"$srcdir/missing --run autoconf"}
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AC_SUBST(AUTOCONF)
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AUTOHEADER=${AUTOHEADER-"$srcdir/missing --run autoheader"}
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AC_SUBST(AUTOHEADER)
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dnl Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS([ctype.h err.h errno.h fcntl.h limits.h regex.h stdarg.h])
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AC_CHECK_HEADERS([stddef.h stdio.h stdlib.h string.h termios.h unistd.h])
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AC_CHECK_HEADERS([sys/cdefs.h sys/ioctl.h sys/stat.h sys/types.h sys/uio.h])
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dnl Check for functions
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AC_CHECK_FUNCS(regcomp)
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AC_CHECK_FUNCS(regexec)
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AC_CHECK_FUNCS(memcpy)
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AC_MSG_CHECKING([for working REG_STARTEND])
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AC_TRY_RUN([
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#undef NDEBUG
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#include <assert.h>
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#include <regex.h>
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int main(void) {
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regex_t re;
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regmatch_t rm;
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assert(regcomp(&re, "lo", 0) == 0);
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rm.rm_so = 0, rm.rm_eo = 7;
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assert(regexec(&re, "hel\0lo\n", 1, &rm, REG_STARTEND) == 0);
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assert(rm.rm_so == 4 && rm.rm_eo == 6);
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return 0;
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}], [AC_DEFINE([HAVE_REG_STARTEND], [1], [Do you have a working REG_STARTEND?])
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AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])])
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_C_INLINE
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AC_TYPE_SIZE_T
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# Checks for library functions.
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AC_FUNC_STRERROR_R
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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