Build partially-static binary for linux (#350)

Instead of building a separate statically-linked binary, build
partially-static binary that only contains ncurses to avoid
compatibility issues in libc.

src/Makefile

@@ -5,19 +5,8 @@ endif
 UNAME_S := $(shell uname -s)
 ifeq ($(UNAME_S),Darwin)
 	GOOS := darwin
-	LDFLAGS :=
-ifdef STATIC
-$(error Static linking not possible on OS X)
-endif
 else ifeq ($(UNAME_S),Linux)
 	GOOS := linux
-ifdef STATIC
-	SUFFIX := -static
-	LDFLAGS := --ldflags '-extldflags "-static -ltinfo -lgpm"'
-else
-	SUFFIX :=
-	LDFLAGS :=
-endif
 endif
 
 ifneq ($(shell uname -m),x86_64)
@@ -27,11 +16,11 @@ endif
 SOURCES   := $(wildcard *.go */*.go)
 BINDIR    := ../bin
 
-BINARY32  := fzf-$(GOOS)_386$(SUFFIX)
-BINARY64  := fzf-$(GOOS)_amd64$(SUFFIX)
+BINARY32  := fzf-$(GOOS)_386
+BINARY64  := fzf-$(GOOS)_amd64
 VERSION    = $(shell fzf/$(BINARY64) --version)
-RELEASE32  = fzf-$(VERSION)-$(GOOS)_386$(SUFFIX)
-RELEASE64  = fzf-$(VERSION)-$(GOOS)_amd64$(SUFFIX)
+RELEASE32  = fzf-$(VERSION)-$(GOOS)_386
+RELEASE64  = fzf-$(VERSION)-$(GOOS)_amd64
 
 all: release
 
@@ -40,11 +29,7 @@ release: build
 	cd fzf && cp $(BINARY64) $(RELEASE64) && tar -czf $(RELEASE64).tgz $(RELEASE64) && \
 	rm -f $(RELEASE32) $(RELEASE64)
 
-ifndef STATIC
 build: test fzf/$(BINARY32) fzf/$(BINARY64)
-else
-build: test fzf/$(BINARY64)
-endif
 
 test:
 	go get
@@ -85,13 +70,9 @@ ubuntu: docker-ubuntu
 	docker run -i -t -v $(GOPATH):/go junegunn/$@-sandbox \
 		sh -c 'cd /go/src/github.com/junegunn/fzf/src; /bin/bash'
 
-linux: docker-arch
-	docker run -i -t -v $(GOPATH):/go junegunn/arch-sandbox \
-		/bin/bash -ci 'cd /go/src/github.com/junegunn/fzf/src; make'
-
-linux-static: docker-ubuntu
+linux: docker-ubuntu
 	docker run -i -t -v $(GOPATH):/go junegunn/ubuntu-sandbox \
-		/bin/bash -ci 'cd /go/src/github.com/junegunn/fzf/src; make STATIC=1'
+		/bin/bash -ci 'cd /go/src/github.com/junegunn/fzf/src; make'
 
 .PHONY: all build release test install uninstall clean docker \
-	linux linux-static arch ubuntu docker-arch docker-ubuntu
+	linux arch ubuntu docker-arch docker-ubuntu

src/curses/curses.go

@@ -3,7 +3,9 @@ package curses
 /*
 #include <ncurses.h>
 #include <locale.h>
-#cgo LDFLAGS: -lncurses
+#cgo darwin LDFLAGS: -lncurses
+#cgo linux,386 LDFLAGS: -lncurses
+#cgo linux,amd64 LDFLAGS: -l:libncurses.a -l:libtinfo.a -l:libgpm.a
 */
 import "C"