| 1 | # Having a separate GNUmakefile lets me `include' the dynamically |
| 2 | # generated rules created via Makefile.maint as well as Makefile.maint itself. |
| 3 | # This makefile is used only if you run GNU Make. |
| 4 | # It is necessary if you want to build targets usually of interest |
| 5 | # only to the maintainer. |
| 6 | |
| 7 | # Systems where /bin/sh is not the default shell need this. The $(shell) |
| 8 | # command below won't work with e.g. stock DOS/Windows shells. |
| 9 | SHELL = /bin/sh |
| 10 | |
| 11 | have-Makefile := $(shell test -f Makefile && echo yes) |
| 12 | |
| 13 | # If the user runs GNU make but has not yet run ./configure, |
| 14 | # give them a diagnostic. |
| 15 | ifeq ($(have-Makefile),yes) |
| 16 | |
| 17 | include Makefile |
| 18 | include $(srcdir)/Makefile.maint |
| 19 | |
| 20 | else |
| 21 | |
| 22 | all: |
| 23 | @echo There seems to be no Makefile in this directory. |
| 24 | @echo "You must run ./configure before running \`make'." |
| 25 | @exit 1 |
| 26 | |
| 27 | endif |
| 28 | |
| 29 | # Tell version 3.79 and up of GNU make to not build goals in this |
| 30 | # directory in parallel. This is necessary in case someone tries to |
| 31 | # build multiple targets on one command line. |
| 32 | .NOTPARALLEL: |