|
1 | | -# The Postgres make files exploit features of GNU make that other makes |
2 | | -# do not have. Because it is a common mistake for users to try to build |
3 | | -# Postgres with a different make, we have this make file that does nothing |
4 | | -# but tell the user to use GNU make. |
| 1 | +# The PostgreSQL make files exploit features of GNU make that other |
| 2 | +# makes do not have. Because it is a common mistake for users to try |
| 3 | +# to build Postgres with a different make, we have this make file |
| 4 | +# that, as a service, will look for a GNU make and invoke it, or show |
| 5 | +# an error message if none could be found. |
5 | 6 |
|
6 | | -# If the user were using GNU make now, this file would not get used because |
7 | | -# GNU make uses a make file named "GNUmakefile" in preference to "Makefile" |
8 | | -# if it exists. Postgres is shipped with a "GNUmakefile". |
| 7 | +# If the user were using GNU make now, this file would not get used |
| 8 | +# because GNU make uses a make file named "GNUmakefile" in preference |
| 9 | +# to "Makefile" if it exists. PostgreSQL is shipped with a |
| 10 | +# "GNUmakefile". If the user hasn't run the configure script yet, the |
| 11 | +# GNUmakefile won't exist yet, so we catch that case as well. |
9 | 12 |
|
10 | | -allinstallcleandepdependdistclean: |
11 | | -@echo"You must use GNU make to use Postgres. It may be installed" |
12 | | -@echo"on your system with the name 'gmake'." |
13 | | -@echo |
14 | | -@echo"NOTE: If you are sure that you are using GNU make and you are" |
15 | | -@echo" still getting this message, you may simply need to run" |
16 | | -@echo" the configure program." |
| 13 | + |
| 14 | +allinstallcleandepdependdistcleanmaintainer-clean: |
| 15 | +@if! [-f GNUmakefile ];then\ |
| 16 | +echo"You need to run the\`configure' program first. See the file";\ |
| 17 | +echo"\`INSTALL' for installation instructions.";\ |
| 18 | +false;\ |
| 19 | +fi |
| 20 | +@IFS=':';\ |
| 21 | +fordirin$$PATH;do \ |
| 22 | +forprogin gmake gnumake make;do \ |
| 23 | +if [-f$$dir/$$prog ]&& ($$dir/$$prog --version| grep GNU>/dev/null2>&1 );then \ |
| 24 | + GMAKE=$$dir/$$prog;\ |
| 25 | +break 2;\ |
| 26 | +fi;\ |
| 27 | +done;\ |
| 28 | +done;\ |
| 29 | +\ |
| 30 | +if [ x"$${GMAKE+set}"= xset ];then \ |
| 31 | +echo"Using GNU make found at$${GMAKE}";\ |
| 32 | +$${GMAKE}$@;\ |
| 33 | +else\ |
| 34 | +echo"You must use GNU make to build PostgreSQL.";\ |
| 35 | +false;\ |
| 36 | +fi |