include/
	* timeval-utils.h: New file.

	libiberty/
	* timeval-utils.c: New file.
	* Makefile.in (CFILES): Add it.
	(REQUIRED_OFILES): Add timeval-utils.$(objext).
	(INSTALLED_HEADERS): Add timeval-utils.h.
	(timeval-utils.$(objext)): Add rule.

From-SVN: r179319

From-SVN: r99519

libiberty:
	* pex-common.c: New file.
	* pex-one.c: New file.
	* pexecute.c: New file.
	* pex-common.h: Include <stdio.h>.
	(struct pex_obj): Define.
	(struct pex_funcs): Define.
	(pex_init_common): Declare.
	* pex-unix.c: Rewrite.
	* pex-win32.c: Rewrite.
	* pex-djgpp.c: Rewrite.
	* pex-msdos.c: Rewrite.
	* testsuite/text-pexecute.c: New file.
	* pexecute.txh: Rewrite.
	* configure.ac: Check for wait3 and wait4.  Set CHECK to
	really-check rather than check-cplus-dem.
	* functions.texi: Rebuild.
	* Makefile.in: Rebuild dependencies.
	(CFILES): Add pexecute.c, pex-common.c, pex-one.c.
	(REQUIRED_OFILES): Add pexecute.o, pex-common.o, pex-one.o.
	* testsuite/Makefile.in (really-check): New target.
	(check-pexecute, test-pexecute): New targets.
	* configure: Rebuild.
include:
	* libiberty.h: Include <stdio.h>.
	(PEX_RECORD_TIMES, PEX_USE_PIPES, PEX_SAVE_TEMPS): Define.
	(PEX_LAST, PEX_SEARCH, PEX_SUFFIX, PEX_STDERR_TO_STDOUT): Define.
	(PEX_BINARY_INPUT, PEX_BINARY_OUTPUT): Define.
	(pex_init, pex_run, pex_read_output): Declare.
	(pex_get_status, pex_get_times, pex_free, pex_one): Declare.
	(struct pex_time): Define.

From-SVN: r97148

	* pex-unix.c (pexecute): Use vfork instead of fork, with
	appropriate changes to make this safe.
	* pex-common.h (STDERR_FILE_NO): Define.

From-SVN: r79617

	* Makefile.in (CFILES): Add pex-*.c.
	(REQUIRED_OFILES): Change pexecute.o to @pexecute@
	(CONFIGURED_OFILES): Add pex-*.o.
	(TEXIFILES): Add pexecute.txh.
	(pexecute.o): Delete rule.
	(pex-cygwin.o, pex-djgpp.o, pex-mpw.o, pex-msdos.o, pex-os2.o,
	pex-unix.o, pex-win32.o): New rules.
	* configure.in: Change AC_INIT argument to xmalloc.c.
	Compute appropriate pexecute implementation and substitute it
	as @pexecute@.

	* pexecute.c: Split up into...
	* pex-cygwin.c, pex-djgpp.c, pex-mpw.c, pex-msdos.c, pex-os2.c,
	pex-unix.c, pex-win32.c, pex-common.h, pexecute.txh: ... these
	new files.

	* functions.texi: Regenerate.
	* configure: Regenerate.

From-SVN: r61728