From 5f287254715dd91f2c508a2a6b9853f0ef4ed785 Mon Sep 17 00:00:00 2001
From: Matthias-Christian Ott <ott@enolink.de>
Date: Tue, 10 Jun 2008 17:56:57 +0200
Subject: source utility functions out to util.c

---
 Makefile |  2 +-
 pty.c    |  1 +
 st.c     |  1 +
 std.c    | 39 +--------------------------------------
 util.c   | 37 +++++++++++++++++++++++++++++++++++++
 util.h   |  5 +++++
 6 files changed, 46 insertions(+), 39 deletions(-)
 create mode 100644 util.c
 create mode 100644 util.h

diff --git a/Makefile b/Makefile
index cf1766c..dcbbbcf 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@
 
 include config.mk
 
-SRC = st.c std.c
+SRC = st.c std.c util.c pty.c
 OBJ = ${SRC:.c=.o}
 
 all: options st
diff --git a/pty.c b/pty.c
index bf0b0f7..4c38d86 100644
--- a/pty.c
+++ b/pty.c
@@ -1,4 +1,5 @@
 /* See LICENSE file for copyright and license details. */
+#include "util.h"
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
diff --git a/st.c b/st.c
index a3421ff..8dd7793 100644
--- a/st.c
+++ b/st.c
@@ -1,4 +1,5 @@
 /* See LICENSE file for copyright and license details. */
+#include "util.h"
 #include <stdio.h>
 
 int
diff --git a/std.c b/std.c
index 3fd07a4..a7b2f4a 100644
--- a/std.c
+++ b/std.c
@@ -1,12 +1,8 @@
 /* See LICENSE file for copyright and license details. */
-#include <sys/ioctl.h>
-#include <sys/select.h>
-#include <sys/stat.h>
+#include "util.h"
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
 #include <signal.h>
 #include <stdarg.h>
 #include <stdio.h>
@@ -20,9 +16,6 @@
 
 void buffer(char c);
 void cmd(const char *cmdstr, ...);
-void *emallocz(unsigned int size);
-void eprint(const char *errstr, ...);
-void eprintn(const char *errstr, ...);
 void getpty(void);
 void movea(int x, int y);
 void mover(int x, int y);
@@ -68,36 +61,6 @@ cmd(const char *cmdstr, ...) {
 	va_end(ap);
 }
 
-void *
-emallocz(unsigned int size) {
-	void *res = calloc(1, size);
-
-	if(!res)
-		eprint("fatal: could not malloc() %u bytes\n", size);
-	return res;
-}
-
-void
-eprint(const char *errstr, ...) {
-	va_list ap;
-
-	va_start(ap, errstr);
-	vfprintf(stderr, errstr, ap);
-	va_end(ap);
-	exit(EXIT_FAILURE);
-}
-
-void
-eprintn(const char *errstr, ...) {
-	va_list ap;
-
-	va_start(ap, errstr);
-	vfprintf(stderr, errstr, ap);
-	va_end(ap);
-	fprintf(stderr, ": %s\n", strerror(errno));
-	exit(EXIT_FAILURE);
-}
-
 void
 movea(int x, int y) {
 	x = MAX(x, cols);
diff --git a/util.c b/util.c
new file mode 100644
index 0000000..f8b9eee
--- /dev/null
+++ b/util.c
@@ -0,0 +1,37 @@
+/* See LICENSE file for copyright and license details. */
+#include "util.h"
+#include <errno.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+void *
+emallocz(unsigned int size) {
+	void *res = calloc(1, size);
+
+	if(!res)
+		eprint("fatal: could not malloc() %u bytes\n", size);
+	return res;
+}
+
+void
+eprint(const char *errstr, ...) {
+	va_list ap;
+
+	va_start(ap, errstr);
+	vfprintf(stderr, errstr, ap);
+	va_end(ap);
+	exit(EXIT_FAILURE);
+}
+
+void
+eprintn(const char *errstr, ...) {
+	va_list ap;
+
+	va_start(ap, errstr);
+	vfprintf(stderr, errstr, ap);
+	va_end(ap);
+	fprintf(stderr, ": %s\n", strerror(errno));
+	exit(EXIT_FAILURE);
+}
diff --git a/util.h b/util.h
new file mode 100644
index 0000000..34db193
--- /dev/null
+++ b/util.h
@@ -0,0 +1,5 @@
+/* See LICENSE file for copyright and license details. */
+
+void *emallocz(unsigned int size);
+void eprint(const char *errstr, ...);
+void eprintn(const char *errstr, ...);
-- 
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