build broken in libffi/ when `install-sh` is used

If the /usr/bin/install tool is missing or not deemed usable by Autoconf, install-sh is used.

However, GHC's build then fails with

...
===--- building final phase
make --no-print-directory -f ghc.mk phase=final all
rts/ghc.mk:543: rts/dist/build/.depend-v-dyn-l-debug-thr-thr_debug-thr_l-debug_dyn-thr_dyn-thr_debug_dyn-l_dyn-thr_l_dyn.c_asm: No such file or directory
compiler/ghc.mk:661: compiler/stage2/build/.depend-v-dyn.haskell: No such file or directory
make -C libffi/build MAKEFLAGS= install
MAKE x86_64-unknown-linux-gnu : 0 * install
make[3]: Entering directory '/home/hvr/Haskell/GHC/ghc/libffi/build/x86_64-unknown-linux-gnu'
Making install in include
make[4]: Entering directory '/home/hvr/Haskell/GHC/ghc/libffi/build/x86_64-unknown-linux-gnu/include'
make[5]: Entering directory '/home/hvr/Haskell/GHC/ghc/libffi/build/x86_64-unknown-linux-gnu/include'
make[5]: Nothing to be done for 'install-exec-am'.
 /bin/mkdir -p '/home/hvr/Haskell/GHC/ghc/libffi/build/inst/lib/libffi-3.1/include'
 ../install-sh -c -m 644 ffi.h ffitarget.h '/home/hvr/Haskell/GHC/ghc/libffi/build/inst/lib/libffi-3.1/include'
/bin/bash: line 11: ../install-sh: No such file or directory
Makefile:361: recipe for target 'install-nodist_includesHEADERS' failed
make[5]: *** [install-nodist_includesHEADERS] Error 127
make[5]: Leaving directory '/home/hvr/Haskell/GHC/ghc/libffi/build/x86_64-unknown-linux-gnu/include'
Makefile:477: recipe for target 'install-am' failed
make[4]: *** [install-am] Error 2
make[4]: Leaving directory '/home/hvr/Haskell/GHC/ghc/libffi/build/x86_64-unknown-linux-gnu/include'
Makefile:1577: recipe for target 'install-recursive' failed
make[3]: *** [install-recursive] Error 1
make[3]: Leaving directory '/home/hvr/Haskell/GHC/ghc/libffi/build/x86_64-unknown-linux-gnu'
Makefile:3095: recipe for target 'install' failed
make[2]: *** [install] Error 2
libffi/ghc.mk:116: recipe for target 'libffi/stamp.ffi.static-shared.install' failed
make[1]: *** [libffi/stamp.ffi.static-shared.install] Error 2
Makefile:121: recipe for target 'all' failed
make: *** [all] Error 2

This can be easily simulated on Linux by temporarily renaming /usr/bin/install

Trac metadata

Trac field	Value
Version	7.10.2
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	Build System
Test case
Differential revisions
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Operating system
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