| 1 | /* $Id: kmkbuiltin.h 3352 2020-06-05 00:31:50Z bird $ */
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| 2 | /** @file
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| 3 | * kMk Builtin command handling.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (c) 2005-2016 knut st. osmundsen <[email protected]>
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| 8 | *
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| 9 | * This file is part of kBuild.
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| 10 | *
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| 11 | * kBuild is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU General Public License as published by
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| 13 | * the Free Software Foundation; either version 3 of the License, or
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| 14 | * (at your option) any later version.
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| 15 | *
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| 16 | * kBuild is distributed in the hope that it will be useful,
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| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | * GNU General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with kBuild. If not, see <http://www.gnu.org/licenses/>
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| 23 | *
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| 24 | */
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| 25 |
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| 26 | #ifndef ___kmk_kmkbuiltin_h___
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| 27 | #define ___kmk_kmkbuiltin_h___
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| 28 |
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| 29 | #ifdef _MSC_VER
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| 30 | # ifndef pid_t /* see config.h.win */
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| 31 | # define pid_t intptr_t /* Note! sub_proc.c needs it to be pointer sized. */
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| 32 | # endif
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| 33 | #else
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| 34 | # include <sys/types.h>
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| 35 | #endif
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| 36 | #include <fcntl.h>
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| 37 | #ifdef HAVE_STDINT_H
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| 38 | # include <stdint.h>
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| 39 | #endif
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| 40 |
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| 41 | /* For the GNU/hurd weirdo. */
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| 42 | #ifndef PATH_MAX
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| 43 | # ifdef MAXPATHLEN
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| 44 | # define PATH_MAX MAXPATHLEN
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| 45 | # else
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| 46 | # define PATH_MAX 4096
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| 47 | # endif
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| 48 | #endif
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| 49 | #ifndef MAXPATHLEN
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| 50 | # define MAXPATHLEN PATH_MAX
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| 51 | #endif
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| 52 |
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| 53 | /** This is for telling fopen() to get a close-on-exec handle.
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| 54 | * @todo glibc 2.7+ and recent cygwin supports 'e' for doing this. */
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| 55 | #ifndef KMK_FOPEN_NO_INHERIT_MODE
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| 56 | # ifdef _MSC_VER
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| 57 | # define KMK_FOPEN_NO_INHERIT_MODE "N"
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| 58 | # else
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| 59 | # define KMK_FOPEN_NO_INHERIT_MODE ""
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| 60 | # endif
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| 61 | #endif
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| 62 |
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| 63 | /** This is for telling open() to open to return a close-on-exec descriptor. */
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| 64 | #ifdef _O_NOINHERIT
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| 65 | # define KMK_OPEN_NO_INHERIT _O_NOINHERIT
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| 66 | #elif defined(O_NOINHERIT)
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| 67 | # define KMK_OPEN_NO_INHERIT O_NOINHERIT
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| 68 | #elif defined(O_CLOEXEC)
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| 69 | # define KMK_OPEN_NO_INHERIT O_CLOEXEC
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| 70 | #else
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| 71 | # define KMK_OPEN_NO_INHERIT 0
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| 72 | #endif
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| 73 |
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| 74 |
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| 75 | #include "kbuild_version.h"
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| 76 | #if !defined(KMK_BUILTIN_STANDALONE) && !defined(KWORKER)
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| 77 | # include "output.h"
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| 78 | #endif
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| 79 |
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| 80 | struct child;
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| 81 | int kmk_builtin_command(const char *pszCmd, struct child *pChild, char ***ppapszArgvToSpawn, pid_t *pPidSpawned);
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| 82 | int kmk_builtin_command_parsed(int argc, char **argv, struct child *pChild, char ***ppapszArgvToSpawn, pid_t *pPidSpawned);
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| 83 |
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| 84 |
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| 85 | /**
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| 86 | * KMK built-in command execution context.
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| 87 | */
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| 88 | typedef struct KMKBUILTINCTX
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| 89 | {
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| 90 | /** The program name to use in error messages. */
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| 91 | const char *pszProgName;
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| 92 | /** The KMK output synchronizer. */
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| 93 | struct output *pOut;
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| 94 | #if defined(KBUILD_OS_WINDOWS) && !defined(KMK_BUILTIN_STANDALONE)
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| 95 | /** Pointer to the worker thread, if we're on one. */
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| 96 | void *pvWorker;
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| 97 | #endif
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| 98 | } KMKBUILTINCTX;
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| 99 | /** Pointer to kmk built-in command execution context. */
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| 100 | typedef KMKBUILTINCTX *PKMKBUILTINCTX;
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| 101 |
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| 102 | /**
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| 103 | * kmk built-in command entry.
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| 104 | */
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| 105 | typedef struct KMKBUILTINENTRY
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| 106 | {
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| 107 | union
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| 108 | {
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| 109 | struct
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| 110 | {
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| 111 | unsigned char cch;
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| 112 | char sz[15];
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| 113 | } s;
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| 114 | size_t cchAndStart;
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| 115 | } uName;
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| 116 | union
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| 117 | {
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| 118 | uintptr_t uPfn;
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| 119 | #define FN_SIG_MAIN 0
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| 120 | int (* pfnMain)(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 121 | #define FN_SIG_MAIN_SPAWNS 1
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| 122 | int (* pfnMainSpawns)(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx, struct child *pChild, pid_t *pPid);
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| 123 | #define FN_SIG_MAIN_TO_SPAWN 2
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| 124 | int (* pfnMainToSpawn)(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx, char ***ppapszArgvToSpawn);
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| 125 | } u;
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| 126 | size_t uFnSignature : 8;
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| 127 | size_t fMtSafe : 1; /**< Safe for multi threaded execution. */
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| 128 | size_t fNeedEnv : 1; /**< Needs the (target) environment. */
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| 129 | } KMKBUILTINENTRY;
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| 130 | /** Pointer to kmk built-in command entry. */
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| 131 | typedef KMKBUILTINENTRY const *PCKMKBUILTINENTRY;
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| 132 |
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| 133 | extern int kmk_builtin_append(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx, struct child *pChild, pid_t *pPidSpawned);
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| 134 | extern int kmk_builtin_cp(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 135 | extern int kmk_builtin_cat(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 136 | extern int kmk_builtin_chmod(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 137 | extern int kmk_builtin_cmp(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 138 | extern int kmk_builtin_dircache(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 139 | extern int kmk_builtin_echo(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 140 | extern int kmk_builtin_expr(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 141 | extern int kmk_builtin_install(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 142 | extern int kmk_builtin_ln(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 143 | extern int kmk_builtin_md5sum(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 144 | extern int kmk_builtin_mkdir(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 145 | extern int kmk_builtin_mv(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 146 | extern int kmk_builtin_printf(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 147 | extern int kmk_builtin_redirect(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx, struct child *pChild, pid_t *pPidSpawned);
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| 148 | extern int kmk_builtin_rm(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 149 | extern int kmk_builtin_rmdir(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 150 | extern int kmk_builtin_sleep(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 151 | extern int kmk_builtin_test(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx, char ***ppapszArgvSpawn);
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| 152 | extern int kmk_builtin_touch(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 153 | #ifdef KBUILD_OS_WINDOWS
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| 154 | extern int kmk_builtin_kSubmit(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx, struct child *pChild, pid_t *pPidSpawned);
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| 155 | extern int kSubmitSubProcGetResult(intptr_t pvUser, int fBlock, int *prcExit, int *piSigNo);
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| 156 | extern int kSubmitSubProcKill(intptr_t pvUser, int iSignal);
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| 157 | extern void kSubmitSubProcCleanup(intptr_t pvUser);
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| 158 | extern int kmk_builtin_kill(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 159 | #endif
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| 160 | extern int kmk_builtin_kDepIDB(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 161 | extern int kmk_builtin_kDepObj(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx);
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| 162 |
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| 163 | extern char *kmk_builtin_func_printf(char *o, char **argv, const char *funcname);
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| 164 |
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| 165 | /* common-env-and-cwd-opt.c: */
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| 166 | extern int kBuiltinOptEnvSet(PKMKBUILTINCTX pCtx, char ***ppapszEnv, unsigned *pcEnvVars, unsigned *pcAllocatedEnvVars,
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| 167 | int cVerbosity, const char *pszValue);
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| 168 | extern int kBuiltinOptEnvAppend(PKMKBUILTINCTX pCtx, char ***ppapszEnv, unsigned *pcEnvVars, unsigned *pcAllocatedEnvVars,
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| 169 | int cVerbosity, const char *pszValue);
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| 170 | extern int kBuiltinOptEnvPrepend(PKMKBUILTINCTX pCtx, char ***ppapszEnv, unsigned *pcEnvVars, unsigned *pcAllocatedEnvVars,
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| 171 | int cVerbosity, const char *pszValue);
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| 172 | extern int kBuiltinOptEnvUnset(PKMKBUILTINCTX pCtx, char ***ppapszEnv, unsigned *pcEnvVars, unsigned *pcAllocatedEnvVars,
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| 173 | int cVerbosity, const char *pszVarToRemove);
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| 174 | extern int kBuiltinOptEnvZap(PKMKBUILTINCTX pCtx, char ***ppapszEnv, unsigned *pcEnvVars, unsigned *pcAllocatedEnvVars,
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| 175 | int cVerbosity);
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| 176 | extern void kBuiltinOptEnvCleanup(char ***ppapszEnv, unsigned cEnvVars, unsigned *pcAllocatedEnvVars);
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| 177 | extern int kBuiltinOptChDir(PKMKBUILTINCTX pCtx, char *pszCwd, size_t cbCwdBuf, const char *pszValue);
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| 178 |
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| 179 | #ifdef CONFIG_WITH_KMK_BUILTIN_STATS
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| 180 | extern void kmk_builtin_print_stats(FILE *pOutput, const char *pszPrefix);
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| 181 | #endif
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| 182 |
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| 183 | #endif
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| 184 |
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