From 2bd7498431c7e7bf4eedc5ccbb333c06893d4089 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sun, 20 Mar 2016 11:22:57 -0400
Subject: slbt_exec_link(): created skeleton.

---
 include/slibtool/slibtool.h |  1 +
 project/common.mk           |  1 +
 src/logic/slbt_exec_link.c  | 65 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 67 insertions(+)
 create mode 100644 src/logic/slbt_exec_link.c

diff --git a/include/slibtool/slibtool.h b/include/slibtool/slibtool.h
index cd5caa3..5f0a76a 100644
--- a/include/slibtool/slibtool.h
+++ b/include/slibtool/slibtool.h
@@ -180,6 +180,7 @@ slbt_api void slbt_free_exec_ctx	(struct slbt_exec_ctx *);
 slbt_api void slbt_reset_placeholders	(struct slbt_exec_ctx *);
 
 slbt_api int  slbt_exec_compile		(const struct slbt_driver_ctx *, struct slbt_exec_ctx *);
+slbt_api int  slbt_exec_link		(const struct slbt_driver_ctx *, struct slbt_exec_ctx *);
 
 slbt_api int  slbt_map_input		(int fd, const char * path, int prot, struct slbt_input *);
 slbt_api int  slbt_unmap_input		(struct slbt_input *);
diff --git a/project/common.mk b/project/common.mk
index 25fb716..fafad0f 100644
--- a/project/common.mk
+++ b/project/common.mk
@@ -3,6 +3,7 @@ COMMON_SRCS = \
 	src/driver/slbt_unit_ctx.c \
 	src/logic/slbt_exec_compile.c \
 	src/logic/slbt_exec_ctx.c \
+	src/logic/slbt_exec_link.c \
 	src/logic/slbt_map_input.c \
 	src/output/slbt_output_config.c \
 	src/output/slbt_output_exec.c \
diff --git a/src/logic/slbt_exec_link.c b/src/logic/slbt_exec_link.c
new file mode 100644
index 0000000..4da33c6
--- /dev/null
+++ b/src/logic/slbt_exec_link.c
@@ -0,0 +1,65 @@
+/*******************************************************************/
+/*  slibtool: a skinny libtool implementation, written in C        */
+/*  Copyright (C) 2016  Z. Gilboa                                  */
+/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
+/*******************************************************************/
+
+#include <string.h>
+#include <stdbool.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/stat.h>
+
+#include <slibtool/slibtool.h>
+#include "slibtool_spawn_impl.h"
+
+
+int slbt_exec_link(
+	const struct slbt_driver_ctx *	dctx,
+	struct slbt_exec_ctx *		ectx)
+{
+	int			ret;
+	int			fdlibs;
+	char *			dot;
+	FILE *			fout;
+	struct slbt_exec_ctx *	actx;
+
+	/* context */
+	if (ectx)
+		actx = 0;
+	else if ((ret = slbt_get_exec_ctx(dctx,&ectx)))
+		return ret;
+	else
+		actx = ectx;
+
+	/* .libs directory */
+	if (dctx->cctx->drvflags & SLBT_DRIVER_SHARED) {
+		if ((fdlibs = open(ectx->ldirname,O_DIRECTORY)) >= 0)
+			close(fdlibs);
+		else if ((errno != ENOENT) || mkdir(ectx->ldirname,0777)) {
+			slbt_free_exec_ctx(actx);
+			return -1;
+		}
+	}
+
+	/* no wrapper? */
+	if (!(dot = strrchr(dctx->cctx->output,'.')) || strcmp(dot,".la")) {
+		slbt_free_exec_ctx(actx);
+		return 0;
+	}
+
+	/* hey, yo, let's rap it up */
+	if (!(fout = fopen(ectx->ltobjname,"w"))) {
+		slbt_free_exec_ctx(actx);
+		return -1;
+	}
+
+	ret = fprintf(fout,
+		"# slibtool (pre-alphe) generated file\n\n");
+
+	/* all done */
+	fclose(fout);
+	slbt_free_exec_ctx(actx);
+
+	return (ret > 0) ? 0 : -1;
+}
-- 
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