link mode: move the import library logic to its own translation unit.

3 files changed, 103 insertions, 74 deletions

diff --git a/src/internal/slibtool_linkcmd_impl.h b/src/internal/slibtool_linkcmd_impl.h
index 141d732..db6cd8f 100644
--- a/src/internal/slibtool_linkcmd_impl.h
+++ b/src/internal/slibtool_linkcmd_impl.h
@@ -56,4 +56,11 @@ int slbt_exec_link_create_host_tag(
 	struct slbt_exec_ctx *		ectx,
 	char *				deffilename);
 
+int slbt_exec_link_create_import_library(
+	const struct slbt_driver_ctx *	dctx,
+	struct slbt_exec_ctx *		ectx,
+	char *				impfilename,
+	char *				deffilename,
+	char *				soname);
+
 #endif
diff --git a/src/logic/linkcmd/slbt_linkcmd_implib.c b/src/logic/linkcmd/slbt_linkcmd_implib.c
new file mode 100644
index 0000000..a3cb626
--- /dev/null
+++ b/src/logic/linkcmd/slbt_linkcmd_implib.c
@@ -0,0 +1,96 @@
+/*******************************************************************/
+/*  slibtool: a skinny libtool implementation, written in C        */
+/*  Copyright (C) 2016--2021  SysDeer Technologies, LLC            */
+/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
+/*******************************************************************/
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/stat.h>
+
+#include <slibtool/slibtool.h>
+#include "slibtool_driver_impl.h"
+#include "slibtool_errinfo_impl.h"
+#include "slibtool_linkcmd_impl.h"
+#include "slibtool_mapfile_impl.h"
+#include "slibtool_metafile_impl.h"
+#include "slibtool_snprintf_impl.h"
+#include "slibtool_symlink_impl.h"
+#include "slibtool_spawn_impl.h"
+
+int slbt_exec_link_create_import_library(
+	const struct slbt_driver_ctx *	dctx,
+	struct slbt_exec_ctx *		ectx,
+	char *				impfilename,
+	char *				deffilename,
+	char *				soname)
+{
+	int	fmdso;
+	char *	eargv[8];
+	char	program[PATH_MAX];
+
+	/* dlltool or mdso? */
+	if (dctx->cctx->drvflags & SLBT_DRIVER_IMPLIB_DSOMETA)
+		fmdso = 1;
+
+	else if (dctx->cctx->drvflags & SLBT_DRIVER_IMPLIB_DSOMETA)
+		fmdso = 0;
+
+	else if (!(strcmp(dctx->cctx->host.flavor,"midipix")))
+		fmdso = 1;
+
+	else
+		fmdso = 0;
+
+	/* eargv */
+	if (fmdso) {
+		if (slbt_snprintf(program,sizeof(program),
+				"%s",dctx->cctx->host.mdso) < 0)
+			return SLBT_BUFFER_ERROR(dctx);
+
+		eargv[0] = program;
+		eargv[1] = "-i";
+		eargv[2] = impfilename;
+		eargv[3] = "-n";
+		eargv[4] = soname;
+		eargv[5] = deffilename;
+		eargv[6] = 0;
+	} else {
+		if (slbt_snprintf(program,sizeof(program),
+				"%s",dctx->cctx->host.dlltool) < 0)
+			return SLBT_BUFFER_ERROR(dctx);
+
+		eargv[0] = program;
+		eargv[1] = "-l";
+		eargv[2] = impfilename;
+		eargv[3] = "-d";
+		eargv[4] = deffilename;
+		eargv[5] = "-D";
+		eargv[6] = soname;
+		eargv[7] = 0;
+	}
+
+	/* alternate argument vector */
+	ectx->argv    = eargv;
+	ectx->program = program;
+
+	/* step output */
+	if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
+		if (slbt_output_link(dctx,ectx))
+			return SLBT_NESTED_ERROR(dctx);
+
+	/* dlltool/mdso spawn */
+	if ((slbt_spawn(ectx,true) < 0) && (ectx->pid < 0)) {
+		return SLBT_SPAWN_ERROR(dctx);
+
+	} else if (ectx->exitcode) {
+		return SLBT_CUSTOM_ERROR(
+			dctx,
+			fmdso ? SLBT_ERR_MDSO_ERROR : SLBT_ERR_DLLTOOL_ERROR);
+	}
+
+	return 0;
+}
diff --git a/src/logic/slbt_exec_link.c b/src/logic/slbt_exec_link.c
index 23cc999..be2e143 100644
--- a/src/logic/slbt_exec_link.c
+++ b/src/logic/slbt_exec_link.c
@@ -128,80 +128,6 @@ static int slbt_exec_link_remove_file(
 	return SLBT_SYSTEM_ERROR(dctx,0);
 }
 
-static int slbt_exec_link_create_import_library(
-	const struct slbt_driver_ctx *	dctx,
-	struct slbt_exec_ctx *		ectx,
-	char *				impfilename,
-	char *				deffilename,
-	char *				soname)
-{
-	int	fmdso;
-	char *	eargv[8];
-	char	program[PATH_MAX];
-
-	/* dlltool or mdso? */
-	if (dctx->cctx->drvflags & SLBT_DRIVER_IMPLIB_DSOMETA)
-		fmdso = 1;
-
-	else if (dctx->cctx->drvflags & SLBT_DRIVER_IMPLIB_DSOMETA)
-		fmdso = 0;
-
-	else if (!(strcmp(dctx->cctx->host.flavor,"midipix")))
-		fmdso = 1;
-
-	else
-		fmdso = 0;
-
-	/* eargv */
-	if (fmdso) {
-		if (slbt_snprintf(program,sizeof(program),
-				"%s",dctx->cctx->host.mdso) < 0)
-			return SLBT_BUFFER_ERROR(dctx);
-
-		eargv[0] = program;
-		eargv[1] = "-i";
-		eargv[2] = impfilename;
-		eargv[3] = "-n";
-		eargv[4] = soname;
-		eargv[5] = deffilename;
-		eargv[6] = 0;
-	} else {
-		if (slbt_snprintf(program,sizeof(program),
-				"%s",dctx->cctx->host.dlltool) < 0)
-			return SLBT_BUFFER_ERROR(dctx);
-
-		eargv[0] = program;
-		eargv[1] = "-l";
-		eargv[2] = impfilename;
-		eargv[3] = "-d";
-		eargv[4] = deffilename;
-		eargv[5] = "-D";
-		eargv[6] = soname;
-		eargv[7] = 0;
-	}
-
-	/* alternate argument vector */
-	ectx->argv    = eargv;
-	ectx->program = program;
-
-	/* step output */
-	if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
-		if (slbt_output_link(dctx,ectx))
-			return SLBT_NESTED_ERROR(dctx);
-
-	/* dlltool/mdso spawn */
-	if ((slbt_spawn(ectx,true) < 0) && (ectx->pid < 0)) {
-		return SLBT_SPAWN_ERROR(dctx);
-
-	} else if (ectx->exitcode) {
-		return SLBT_CUSTOM_ERROR(
-			dctx,
-			fmdso ? SLBT_ERR_MDSO_ERROR : SLBT_ERR_DLLTOOL_ERROR);
-	}
-
-	return 0;
-}
-
 static int slbt_exec_link_create_noop_symlink(
 	const struct slbt_driver_ctx *	dctx,
 	struct slbt_exec_ctx *		ectx,