char *next_input_name;
/* Whether next_input_name was allocated using malloc. */
int next_input_name_allocated;
+ /* If not -1, stderr pipe from the last process. */
+ int stderr_pipe;
/* Number of child processes. */
int count;
/* PIDs of child processes; array allocated using malloc. */
FILE *input_file;
/* FILE created by pex_read_output. */
FILE *read_output;
+ /* FILE created by pex_read_err. */
+ FILE *read_err;
/* Number of temporary files to remove. */
int remove_count;
/* List of temporary files to remove; array allocated using malloc
int (*open_write) (struct pex_obj *, const char */* name */,
int /* binary */);
/* Execute a child process. FLAGS, EXECUTABLE, ARGV, ERR are from
- pex_run. IN, OUT, ERRDES are each a descriptor, from open_read,
- open_write, or pipe, or they are one of STDIN_FILE_NO,
- STDOUT_FILE_NO or STDERR_FILE_NO; if not STD*_FILE_NO, they
- should be closed. The function should handle the
+ pex_run. IN, OUT, ERRDES, TOCLOSE are all descriptors, from
+ open_read, open_write, or pipe, or they are one of STDIN_FILE_NO,
+ STDOUT_FILE_NO or STDERR_FILE_NO; if IN, OUT, and ERRDES are not
+ STD*_FILE_NO, they should be closed. If the descriptor TOCLOSE
+ is not -1, and the system supports pipes, TOCLOSE should be
+ closed in the child process. The function should handle the
PEX_STDERR_TO_STDOUT flag. Return >= 0 on success, or -1 on
error and set *ERRMSG and *ERR. */
long (*exec_child) (struct pex_obj *, int /* flags */,
const char */* executable */, char * const * /* argv */,
char * const * /* env */,
int /* in */, int /* out */, int /* errdes */,
- const char **/* errmsg */, int */* err */);
+ int /* toclose */, const char **/* errmsg */,
+ int */* err */);
/* Close a descriptor. Return 0 on success, -1 on error. */
int (*close) (struct pex_obj *, int);
/* Wait for a child to complete, returning exit status in *STATUS