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135cc00ef8
* bjam; bump to version 3.1.12 * bjam; make it possible to build in MinGW/MSYS shell * bjam; move profile code to debug.h/c to make it available for use everywhere * bjam; cache all filesystem query operations, Unix and Windows only, include PWD and scanning * bjam; add memory profile info, and sprinkle throught code * bbv2; rewrite some while() loops into for() loops to reduce time and memory * bbv2; keep a single instance counter instead of one per type to reduce memory use * bjam+bbv2; change NORMALIZE_PATH builtin to join path parts to reduce memory use [SVN r31177]
53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
/* Copyright Vladimir Prus 2002, Rene Rivera 2005. Distributed under the Boost */
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/* Software License, Version 1.0. (See accompanying */
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/* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) */
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#include "jam.h"
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#include "lists.h"
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#include "newstr.h"
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#include "pathsys.h"
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#include <limits.h>
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/* MinGW on windows declares PATH_MAX in limits.h */
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#if defined(NT) && ! defined(__GNUC__)
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#include <direct.h>
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#define PATH_MAX _MAX_PATH
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#else
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#include <limits.h>
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#include <unistd.h>
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#if defined(__COMO__)
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#include <linux/limits.h>
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#endif
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#endif
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/* The current directory can't change in bjam, so optimize this to cache
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** the result.
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*/
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static char pwd_buffer[PATH_MAX];
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static char * pwd_result = NULL;
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LIST*
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pwd(void)
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{
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if (!pwd_result)
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{
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if (getcwd(pwd_buffer, sizeof(pwd_buffer)) == NULL)
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{
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perror("can not get current directory");
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return L0;
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}
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else
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{
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#ifdef NT
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pwd_result = short_path_to_long_path(pwd_buffer);
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#else
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pwd_result = newstr(pwd_buffer);
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#endif
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}
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}
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return list_new(L0, pwd_result);
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}
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