run-command.hon commit Add post-merge hook, related documentation, and tests. (4623291)
   1#ifndef RUN_COMMAND_H
   2#define RUN_COMMAND_H
   3
   4enum {
   5        ERR_RUN_COMMAND_FORK = 10000,
   6        ERR_RUN_COMMAND_EXEC,
   7        ERR_RUN_COMMAND_PIPE,
   8        ERR_RUN_COMMAND_WAITPID,
   9        ERR_RUN_COMMAND_WAITPID_WRONG_PID,
  10        ERR_RUN_COMMAND_WAITPID_SIGNAL,
  11        ERR_RUN_COMMAND_WAITPID_NOEXIT,
  12};
  13
  14struct child_process {
  15        const char **argv;
  16        pid_t pid;
  17        int in;
  18        int out;
  19        const char *dir;
  20        const char *const *env;
  21        unsigned close_in:1;
  22        unsigned close_out:1;
  23        unsigned no_stdin:1;
  24        unsigned no_stdout:1;
  25        unsigned git_cmd:1; /* if this is to be git sub-command */
  26        unsigned stdout_to_stderr:1;
  27};
  28
  29int start_command(struct child_process *);
  30int finish_command(struct child_process *);
  31int run_command(struct child_process *);
  32
  33#define RUN_COMMAND_NO_STDIN 1
  34#define RUN_GIT_CMD          2  /*If this is to be git sub-command */
  35#define RUN_COMMAND_STDOUT_TO_STDERR 4
  36int run_command_v_opt(const char **argv, int opt);
  37int run_command_v_opt_cd(const char **argv, int opt, const char *dir);
  38
  39/*
  40 * env (the environment) is to be formatted like environ: "VAR=VALUE".
  41 * To unset an environment variable use just "VAR".
  42 */
  43int run_command_v_opt_cd_env(const char **argv, int opt, const char *dir, const char *const *env);
  44
  45#endif