#ifndef RUN_COMMAND_H
#define RUN_COMMAND_H
-#define MAX_RUN_COMMAND_ARGS 256
enum {
ERR_RUN_COMMAND_FORK = 10000,
ERR_RUN_COMMAND_EXEC,
+ ERR_RUN_COMMAND_PIPE,
ERR_RUN_COMMAND_WAITPID,
ERR_RUN_COMMAND_WAITPID_WRONG_PID,
ERR_RUN_COMMAND_WAITPID_SIGNAL,
ERR_RUN_COMMAND_WAITPID_NOEXIT,
};
-#define RUN_COMMAND_NO_STDIO 1
+struct child_process {
+ const char **argv;
+ pid_t pid;
+ int in;
+ int out;
+ const char *dir;
+ const char *const *env;
+ unsigned close_in:1;
+ unsigned close_out:1;
+ unsigned no_stdin:1;
+ unsigned no_stdout:1;
+ unsigned git_cmd:1; /* if this is to be git sub-command */
+ unsigned stdout_to_stderr:1;
+};
+
+int start_command(struct child_process *);
+int finish_command(struct child_process *);
+int run_command(struct child_process *);
+
+#define RUN_COMMAND_NO_STDIN 1
#define RUN_GIT_CMD 2 /*If this is to be git sub-command */
-int run_command_v_opt(int argc, const char **argv, int opt);
-int run_command_v(int argc, const char **argv);
-int run_command(const char *cmd, ...);
+#define RUN_COMMAND_STDOUT_TO_STDERR 4
+int run_command_v_opt(const char **argv, int opt);
+int run_command_v_opt_cd(const char **argv, int opt, const char *dir);
+
+/*
+ * env (the environment) is to be formatted like environ: "VAR=VALUE".
+ * To unset an environment variable use just "VAR".
+ */
+int run_command_v_opt_cd_env(const char **argv, int opt, const char *dir, const char *const *env);
#endif