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8835b82a7c
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89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
/* clang-format off */
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/* Definitions for managing subprocesses in GNU Make.
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Copyright (C) 1992-2020 Free Software Foundation, Inc.
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This file is part of GNU Make.
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GNU Make is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3 of the License, or (at your option) any later
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version.
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GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "third_party/make/output.h"
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/* Structure describing a running or dead child process. */
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#define VMSCHILD
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#define CHILDBASE \
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char *cmd_name; /* Alloced copy of command run. */ \
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char **environment; /* Environment for commands. */ \
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VMSCHILD \
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struct output output /* Output for this child. */
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struct childbase
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{
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CHILDBASE;
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};
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struct child
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{
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CHILDBASE;
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struct child *next; /* Link in the chain. */
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struct file *file; /* File being remade. */
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char *tmpdir; /* Temporary directory */
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char *sh_batch_file; /* Script file for shell commands */
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char **command_lines; /* Array of variable-expanded cmd lines. */
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char *command_ptr; /* Ptr into command_lines[command_line]. */
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unsigned int command_line; /* Index into command_lines. */
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pid_t pid; /* Child process's ID number. */
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unsigned int remote:1; /* Nonzero if executing remotely. */
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unsigned int noerror:1; /* Nonzero if commands contained a '-'. */
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unsigned int good_stdin:1; /* Nonzero if this child has a good stdin. */
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unsigned int deleted:1; /* Nonzero if targets have been deleted. */
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unsigned int recursive:1; /* Nonzero for recursive command ('+' etc.) */
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unsigned int jobslot:1; /* Nonzero if it's reserved a job slot. */
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unsigned int dontcare:1; /* Saved dontcare flag. */
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};
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extern struct child *children;
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/* A signal handler for SIGCHLD, if needed. */
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RETSIGTYPE child_handler (int sig);
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int is_bourne_compatible_shell(const char *path);
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void new_job (struct file *file);
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void reap_children (int block, int err);
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void start_waiting_jobs (void);
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char **construct_command_argv (char *line, char **restp, struct file *file,
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int cmd_flags, char** batch_file);
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pid_t child_execute_job (struct childbase *, int, char **, bool);
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#ifdef _AMIGA
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void exec_command (char **argv) NORETURN;
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#elif defined(__EMX__)
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int exec_command (char **argv, char **envp);
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#else
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void exec_command (char **argv, char **envp) NORETURN;
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#endif
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void unblock_all_sigs (void);
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extern unsigned int job_slots_used;
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extern unsigned int jobserver_tokens;
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void delete_tmpdir (struct child *);
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