Merge pull request #2549 from ruby/bsd

Include BSDmakefile

BSDmakefile

@@ -0,0 +1,58 @@
+# GNU makefile proxy script for BSD make
+#
+# Written and maintained by Mahmoud Al-Qudsi <[email protected]>
+# Copyright NeoSmart Technologies <https://neosmart.net/> 2014-2019
+# Obtain updates from <https://github.com/neosmart/gmake-proxy>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+JARG =
+GMAKE = "gmake"
+# When gmake is called from another make instance, -w is automatically added
+# which causes extraneous messages about directory changes to be emitted.
+# Running with --no-print-directory silences these messages.
+GARGS = "--no-print-directory"
+
+.if "$(.MAKE.JOBS)" != ""
+    JARG = -j$(.MAKE.JOBS)
+.endif
+
+# bmake prefers out-of-source builds and tries to cd into ./obj (among others)
+# where possible. GNU Make doesn't, so override that value.
+.OBJDIR: ./
+
+# The GNU convention is to use the lowercased `prefix` variable/macro to
+# specify the installation directory. Humor them.
+GPREFIX = ""
+.if defined(PREFIX) && ! defined(prefix)
+    GPREFIX = 'prefix = "$(PREFIX)"'
+.endif
+
+.BEGIN: .SILENT
+	which $(GMAKE) || printf "Error: GNU Make is required!\n\n" 1>&2 && false
+
+.PHONY: FRC
+$(.TARGETS): FRC
+	$(GMAKE) $(GPREFIX) $(GARGS) $(.TARGETS:S,.DONE,,) $(JARG)
+
+.DONE .DEFAULT: .SILENT
+	$(GMAKE) $(GPREFIX) $(GARGS) $(.TARGETS:S,.DONE,,) $(JARG)

README.md

@@ -57,7 +57,7 @@ The repository contains the infrastructure for both a shared library (libprism)
 To compile the shared library, you will need:
 
 * C99 compiler
-* make
+* GNU make
 * Ruby 2.7.0 or later
 
 Once you have these dependencies, run:

prism.gemspec

@@ -14,6 +14,7 @@ Gem::Specification.new do |spec|
 
   spec.require_paths = ["lib"]
   spec.files = [
+    "BSDmakefile",
     "CHANGELOG.md",
     "CODE_OF_CONDUCT.md",
     "CONTRIBUTING.md",