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merge from gcc

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DJ Delorie
2006-08-28 00:56:25 +00:00
parent 289397ccec
commit cb6c09ace5
9 changed files with 69 additions and 14 deletions
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13
libiberty/pex-common.h
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@@ -96,17 +96,20 @@ struct pex_funcs
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