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-rw-r--r--src/util/slbt_copy_file.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/src/util/slbt_copy_file.c b/src/util/slbt_copy_file.c
new file mode 100644
index 0000000..30d3f03
--- /dev/null
+++ b/src/util/slbt_copy_file.c
@@ -0,0 +1,76 @@
+/*******************************************************************/
+/* slibtool: a skinny libtool implementation, written in C */
+/* Copyright (C) 2016--2024 SysDeer Technologies, LLC */
+/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
+/*******************************************************************/
+
+#include <slibtool/slibtool.h>
+#include "slibtool_driver_impl.h"
+#include "slibtool_spawn_impl.h"
+#include "slibtool_symlink_impl.h"
+#include "slibtool_errinfo_impl.h"
+
+int slbt_util_copy_file(
+ const struct slbt_driver_ctx * dctx,
+ struct slbt_exec_ctx * ectx,
+ char * src,
+ char * dst)
+{
+ int fdcwd;
+ char ** oargv;
+ char * oprogram;
+ char * cp[4];
+ int ret;
+
+ /* fdcwd */
+ fdcwd = slbt_driver_fdcwd(dctx);
+
+ /* placeholder? */
+ if (slbt_symlink_is_a_placeholder(fdcwd,src))
+ return 0;
+
+ /* cp argv */
+ cp[0] = "cp";
+ cp[1] = src;
+ cp[2] = dst;
+ cp[3] = 0;
+
+ /* alternate argument vector */
+ oprogram = ectx->program;
+ oargv = ectx->argv;
+ ectx->argv = cp;
+ ectx->program = "cp";
+
+ /* step output */
+ if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) {
+ if (dctx->cctx->mode == SLBT_MODE_LINK) {
+ if (slbt_output_link(dctx,ectx)) {
+ ectx->argv = oargv;
+ ectx->program = oprogram;
+ return SLBT_NESTED_ERROR(dctx);
+ }
+ } else {
+ if (slbt_output_install(dctx,ectx)) {
+ ectx->argv = oargv;
+ ectx->program = oprogram;
+ return SLBT_NESTED_ERROR(dctx);
+ }
+ }
+ }
+
+ /* cp spawn */
+ if ((slbt_spawn(ectx,true) < 0) && (ectx->pid < 0)) {
+ ret = SLBT_SPAWN_ERROR(dctx);
+
+ } else if (ectx->exitcode) {
+ ret = SLBT_CUSTOM_ERROR(
+ dctx,
+ SLBT_ERR_COPY_ERROR);
+ } else {
+ ret = 0;
+ }
+
+ ectx->argv = oargv;
+ ectx->program = oprogram;
+ return ret;
+}