35 lines
974 B
Text
35 lines
974 B
Text
--- Makefile.orig 2018-06-18 00:15:09 UTC
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+++ Makefile
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@@ -1,14 +1,23 @@
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-CC=gcc
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-CFLAGS=-g -Wall -O2 -Wno-unused-function
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-BINDIR=/usr/local/bin
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-all:seqtk
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+# Respect user's build environment by using ?= to set defaults for variables
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+# not set in the env or make arguments. Use += to add essential args.
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-seqtk:seqtk.c khash.h kseq.h
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- $(CC) $(CFLAGS) seqtk.c -o $@ -lz -lm
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+CC ?= gcc
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+CFLAGS ?= -g -Wall -O2 -Wno-unused-function
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+LDFLAGS += -lz -lm
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+PREFIX ?= /usr/local
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+MKDIR ?= mkdir
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+INSTALL ?= install
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+# DESTDIR is empty by default to install straight to PREFIX
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-install:all
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- install seqtk $(BINDIR)
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+all: seqtk
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+seqtk: seqtk.c khash.h kseq.h
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+ $(CC) $(CFLAGS) seqtk.c -o $@ $(LDFLAGS)
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+
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+install: all
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+ $(MKDIR) -p $(DESTDIR)$(PREFIX)/bin
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+ $(INSTALL) -c -m 0755 seqtk $(DESTDIR)$(PREFIX)/bin
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+
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clean:
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- rm -fr gmon.out *.o ext/*.o a.out seqtk trimadap *~ *.a *.dSYM session*
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+ rm -fr gmon.out *.o ext/*.o a.out seqtk trimadap *~ *.a *.dSYM session*
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