kc3-lang/gnulib/m4/check-decl.m4
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Hash : 773ab3e8
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Date : 2000-01-31T22:39:54
(jm_CHECK_DECLS): Add nanosleep to the list of functions. Add the time.h and sys/time.h headers along with the AC_REQUIRE'ment of AC_HEADER_TIME.
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m4/check-decl.m4
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#serial 7 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(jm_CHECK_DECLS, [ AC_REQUIRE([_jm_DECL_HEADERS]) AC_REQUIRE([AC_HEADER_TIME]) headers=' #include <stdio.h> #if HAVE_STRING_H # if !STDC_HEADERS && HAVE_MEMORY_H # include <memory.h> # endif # include <string.h> #else # if HAVE_STRINGS_H # include <strings.h> # endif #endif #if HAVE_STDLIB_H # include <stdlib.h> #endif #if HAVE_UNISTD_H # include <unistd.h> #endif #include <sys/types.h> #if TIME_WITH_SYS_TIME # include <sys/time.h> # include <time.h> #else # if HAVE_SYS_TIME_H # include <sys/time.h> # else # include <time.h> # endif #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_FREE, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_LSEEK, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_MALLOC, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_MEMCHR, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_REALLOC, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STPCPY, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STRSTR, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STRTOUL, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_STRTOULL, 1, [Define if this function is declared.]) AC_DEFINE(HAVE_DECL_NANOSLEEP, 1, [Define if this function is declared.]) fi jm_CHECK_DECLARATIONS($headers, free lseek malloc \ memchr nanosleep realloc stpcpy strstr strtoul strtoull) ]) dnl FIXME: when autoconf has support for it. dnl This is a little helper so we can require these header checks. AC_DEFUN(_jm_DECL_HEADERS, [ AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(memory.h string.h strings.h stdlib.h unistd.h sys/time.h) ])