| # pathmax.m4 | |
| # serial 11 | |
| dnl Copyright (C) 2002-2003, 2005-2006, 2009-2026 Free Software Foundation, | |
| dnl Inc. | |
| dnl This file is free software; the Free Software Foundation | |
| dnl gives unlimited permission to copy and/or distribute it, | |
| dnl with or without modifications, as long as this notice is preserved. | |
| dnl This file is offered as-is, without any warranty. | |
| AC_DEFUN([gl_PATHMAX], | |
| [ | |
| dnl Prerequisites of lib/pathmax.h. | |
| AC_CHECK_HEADERS_ONCE([sys/param.h]) | |
| ]) | |
| # Expands to a piece of C program that defines PATH_MAX in the same way as | |
| # "pathmax.h" will do. | |
| AC_DEFUN([gl_PATHMAX_SNIPPET], [[ | |
| /* Arrange to define PATH_MAX, like "pathmax.h" does. */ | |
| #if HAVE_UNISTD_H | |
| # include <unistd.h> | |
| #endif | |
| #include <limits.h> | |
| #if defined HAVE_SYS_PARAM_H && !defined PATH_MAX && !defined MAXPATHLEN | |
| # include <sys/param.h> | |
| #endif | |
| #if !defined PATH_MAX && defined MAXPATHLEN | |
| # define PATH_MAX MAXPATHLEN | |
| #endif | |
| #ifdef __hpux | |
| # undef PATH_MAX | |
| # define PATH_MAX 1024 | |
| #endif | |
| #if defined _WIN32 && ! defined __CYGWIN__ | |
| # undef PATH_MAX | |
| # define PATH_MAX 260 | |
| #endif | |
| ]]) | |
| # Prerequisites of gl_PATHMAX_SNIPPET. | |
| AC_DEFUN([gl_PATHMAX_SNIPPET_PREREQ], | |
| [ | |
| AC_CHECK_HEADERS_ONCE([unistd.h sys/param.h]) | |
| ]) |