From 84dc917720ff12a741bf87824bef1e6c31c9e1f2 Mon Sep 17 00:00:00 2001
From: jaseg <code@jaseg.net>
Date: Tue, 7 Jul 2015 02:49:51 +0200
Subject: Link statically against musl

---
 .gitignore   |  3 +--
 .gitmodules  |  3 +++
 Makefile     | 14 +++++++++++---
 fgetwc_fix.c | 35 -----------------------------------
 fgetwc_fix.h |  5 -----
 lolcat.c     |  6 ++----
 musl         |  1 +
 7 files changed, 18 insertions(+), 49 deletions(-)
 create mode 100644 .gitmodules
 delete mode 100644 fgetwc_fix.c
 delete mode 100644 fgetwc_fix.h
 create mode 160000 musl

diff --git a/.gitignore b/.gitignore
index a2a2fbd..f33c7f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,2 @@
 lolcat
-.*.swo
-.*.swp
+lolcat.o
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f80450c
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "musl"]
+	path = musl
+	url = git://git.musl-libc.org/musl
diff --git a/Makefile b/Makefile
index ff1d72d..b6ef5fe 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,19 @@
 
 all: lolcat
 
-lolcat: lolcat.c fgetwc_fix.c
-	gcc -g -std=c99 -Wall -o lolcat lolcat.c fgetwc_fix.c
+musl/lib/libc.a musl/lib/crt1.o:
+	cd musl; ./configure
+	make -C musl
+
+lolcat: lolcat.c musl/lib/libc.a musl/lib/crt1.o
+	gcc -c -std=c11 -Wall -Imusl/include -o lolcat.o lolcat.c
+	gcc -s -nostartfiles -nodefaultlibs -nostdinc -static -ffunction-sections -fdata-sections -Wl,--gc-sections -o lolcat lolcat.o musl/lib/crt1.o musl/lib/libc.a
 
 install: lolcat
 	install lolcat /usr/local/bin
 
-.PHONY: install all
+clean:
+	rm -f lolcat lolcat.o
+
+.PHONY: install clean
 
diff --git a/fgetwc_fix.c b/fgetwc_fix.c
deleted file mode 100644
index 76cf52b..0000000
--- a/fgetwc_fix.c
+++ /dev/null
@@ -1,35 +0,0 @@
-
-/* This file contains a fixed implementation of fgetwc since glibc's one is a little segfaulty when used on fmemopen'ed files. */
-
-#include <stdlib.h>
-#include <wchar.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-
-#include "fgetwc_fix.h"
-
-/* code blatantly ripped from newlib. If you are from newlib: newlib rocks, keep going! */
-wint_t _fgetwc_fixed(FILE *fp) {
-	wchar_t wc;
-	size_t res;
-	size_t nconv = 0;
-	char buf[MB_CUR_MAX];
-	mbstate_t mbstate;
-	memset(&mbstate, 0, sizeof(mbstate));
-
-	while((buf[nconv++] = fgetc(fp)) != EOF){
-		res = mbrtowc(&wc, buf, nconv, &mbstate);
-		if (res == (size_t)-1) /* invalid sequence */
-			break;
-		else if (res == (size_t)-2) /* incomplete sequence */
-			continue;
-		else if (res == 0)
-			return L'\0';
-		else
-			return wc;
-	}
-
-	errno = EILSEQ;
-	return WEOF;
-}
diff --git a/fgetwc_fix.h b/fgetwc_fix.h
deleted file mode 100644
index 343d9f7..0000000
--- a/fgetwc_fix.h
+++ /dev/null
@@ -1,5 +0,0 @@
-
-#include <wchar.h>
-#include <stdint.h>
-
-wint_t _fgetwc_fixed(FILE *fp);
diff --git a/lolcat.c b/lolcat.c
index 5c4b687..324de5b 100644
--- a/lolcat.c
+++ b/lolcat.c
@@ -19,7 +19,7 @@
 #include <stdio.h>
 #include <wchar.h>
 #include <ctype.h>
-#include <error.h>
+#include <err.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <string.h>
@@ -27,8 +27,6 @@
 #include <unistd.h>
 #include <sys/time.h>
 
-#include "fgetwc_fix.h"
-
 
 static char helpstr[] = "\n"
 "Usage: lolcat [-h horizontal_speed] [-v vertical_speed] [--] [FILES...]\n"
@@ -139,7 +137,7 @@ int main(int argc, char **argv){
 			return 2;
 		} 
 
-		while((c = _fgetwc_fixed(f)) > 0){
+		while((c = fgetwc(f)) > 0){
 			if(colors){
 				find_escape_sequences(c, &escape_state);
 
diff --git a/musl b/musl
new file mode 160000
index 0000000..fb58545
--- /dev/null
+++ b/musl
@@ -0,0 +1 @@
+Subproject commit fb58545f8d1c5fa32122244caeaf3625c12ddc01
-- 
cgit