# $Id: acinclude.m4,v 1.1 2000/02/09 01:23:53 espie Exp $ # Source file used by aclocal in generating aclocal.m4. #serial 3 AC_DEFUN(jm_CHECK_DECLARATION, [ AC_REQUIRE([AC_HEADER_STDC])dnl test -z "$ac_cv_header_memory_h" && AC_CHECK_HEADERS(memory.h) test -z "$ac_cv_header_string_h" && AC_CHECK_HEADERS(string.h) test -z "$ac_cv_header_strings_h" && AC_CHECK_HEADERS(strings.h) test -z "$ac_cv_header_stdlib_h" && AC_CHECK_HEADERS(stdlib.h) test -z "$ac_cv_header_unistd_h" && AC_CHECK_HEADERS(unistd.h) AC_MSG_CHECKING([whether $1 is declared]) AC_CACHE_VAL(jm_cv_func_decl_$1, [AC_TRY_COMPILE($2, [ #ifndef $1 char *(*pfn) = (char *(*)) $1 #endif ], eval "jm_cv_func_decl_$1=yes", eval "jm_cv_func_decl_$1=no")]) if eval "test \"`echo '$jm_cv_func_decl_'$1`\" = yes"; then AC_MSG_RESULT(yes) ifelse([$3], , :, [$3]) else AC_MSG_RESULT(no) ifelse([$4], , , [$4 ])dnl fi ])dnl dnl jm_CHECK_DECLARATIONS(INCLUDES, FUNCTION... [, ACTION-IF-DECLARED dnl [, ACTION-IF-NOT-DECLARED]]) AC_DEFUN(jm_CHECK_DECLARATIONS, [ for jm_func in $2 do jm_CHECK_DECLARATION($jm_func, $1, [ jm_tr_func=HAVE_DECL_`echo $jm_func | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ` AC_DEFINE_UNQUOTED($jm_tr_func) $3], $4)dnl done ]) #serial 1 # this is check-decl.m4 in sh-utils 1.16k/m4/check-decl.m4 # with a different function list. dnl This is just a wrapper function to encapsulate this kludge. dnl Putting it in a separate file like this helps share it between dnl different packages. AC_DEFUN(txi_CHECK_DECLS, [ headers=' #include <stdio.h> #ifdef HAVE_STRING_H # if !STDC_HEADERS && HAVE_MEMORY_H # include <memory.h> # endif # include <string.h> #else # ifdef HAVE_STRINGS_H # include <strings.h> # endif #endif #ifdef HAVE_STDLIB_H # include <stdlib.h> #endif #ifdef HAVE_UNISTD_H # include <unistd.h> #endif ' if test x = y; then dnl This code is deliberately never run via ./configure. dnl FIXME: this is a gross hack to make autoheader put entries dnl for each of these symbols in the config.h.in. dnl Otherwise, I'd have to update acconfig.h every time I change dnl this list of functions. AC_DEFINE(HAVE_DECL_STRERROR, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STRCASECMP, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STRNCASECMP, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STRCOLL, 1, [Define if this function is declared.]) fi jm_CHECK_DECLARATIONS($headers, strerror strcasecmp strncasecmp strcoll) ])