slibtoolize mode: program skeleton, driver integration, and symlink extra.

1 files changed, 178 insertions, 0 deletions

diff --git a/src/logic/slbt_exec_stoolie.c b/src/logic/slbt_exec_stoolie.c
new file mode 100644
index 0000000..6b2f883
--- /dev/null
+++ b/src/logic/slbt_exec_stoolie.c
@@ -0,0 +1,178 @@
+/*******************************************************************/
+/*  slibtool: a strong 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/slibtool_output.h>
+#include "slibtool_driver_impl.h"
+#include "slibtool_stoolie_impl.h"
+#include "slibtool_errinfo_impl.h"
+#include "argv/argv.h"
+
+static int slbt_stoolie_usage(
+	int				fdout,
+	const char *			program,
+	const char *			arg,
+	const struct argv_option **	optv,
+	struct argv_meta *		meta,
+	struct slbt_exec_ctx *		ectx,
+	int				noclr)
+{
+	char    header[512];
+	bool    stooliemode;
+
+	stooliemode = !strcmp(program,"slibtoolize");
+
+	snprintf(header,sizeof(header),
+		"Usage: %s%s [options] ...\n"
+		"Options:\n",
+		program,
+		stooliemode ? "" : " --mode=slibtoolize");
+
+	switch (noclr) {
+		case 0:
+			slbt_argv_usage(fdout,header,optv,arg);
+			break;
+
+		default:
+			slbt_argv_usage_plain(fdout,header,optv,arg);
+			break;
+	}
+
+	if (ectx)
+		slbt_ectx_free_exec_ctx(ectx);
+
+	slbt_argv_free(meta);
+
+	return SLBT_USAGE;
+}
+
+static int slbt_exec_stoolie_fail(
+	struct slbt_exec_ctx *	ectx,
+	struct argv_meta *	meta,
+	int			ret)
+{
+	slbt_argv_free(meta);
+	slbt_ectx_free_exec_ctx(ectx);
+	return ret;
+}
+
+static int slbt_exec_stoolie_perform_actions(
+	const struct slbt_driver_ctx *  dctx)
+{
+	(void)dctx;
+	return 0;
+}
+
+int slbt_exec_stoolie(const struct slbt_driver_ctx * dctx)
+{
+	int				ret;
+	int				fdout;
+	int				fderr;
+	char **				argv;
+	char **				iargv;
+	struct slbt_exec_ctx *		ectx;
+	struct slbt_driver_ctx_impl *	ictx;
+	const struct slbt_common_ctx *	cctx;
+	struct argv_meta *		meta;
+	struct argv_entry *		entry;
+	size_t				nunits;
+	const struct argv_option *	optv[SLBT_OPTV_ELEMENTS];
+
+	/* context */
+	if (slbt_ectx_get_exec_ctx(dctx,&ectx) < 0)
+		return SLBT_NESTED_ERROR(dctx);
+
+	/* initial state, slibtoolize (stoolie) mode skin */
+	slbt_ectx_reset_arguments(ectx);
+	slbt_disable_placeholders(ectx);
+
+	ictx  = slbt_get_driver_ictx(dctx);
+	cctx  = dctx->cctx;
+	iargv = ectx->cargv;
+
+	fdout = slbt_driver_fdout(dctx);
+	fderr = slbt_driver_fderr(dctx);
+
+	(void)fderr;
+
+	/* missing arguments? */
+	slbt_optv_init(slbt_stoolie_options,optv);
+
+	if (!iargv[1] && (dctx->cctx->drvflags & SLBT_DRIVER_VERBOSITY_USAGE))
+		return slbt_stoolie_usage(
+			fdout,
+			dctx->program,
+			0,optv,0,ectx,
+			dctx->cctx->drvflags & SLBT_DRIVER_ANNOTATE_NEVER);
+
+	/* <stoolie> argv meta */
+	if (!(meta = slbt_argv_get(
+			iargv,optv,
+			dctx->cctx->drvflags & SLBT_DRIVER_VERBOSITY_ERRORS
+				? ARGV_VERBOSITY_ERRORS
+				: ARGV_VERBOSITY_NONE,
+			fdout)))
+		return slbt_exec_stoolie_fail(
+			ectx,meta,
+			SLBT_CUSTOM_ERROR(dctx,SLBT_ERR_AR_FAIL));
+
+	/* dest, alternate argument vector options */
+	argv    = ectx->altv;
+	*argv++ = iargv[0];
+	nunits  = 0;
+
+	for (entry=meta->entries; entry->fopt || entry->arg; entry++) {
+		if (entry->fopt) {
+			switch (entry->tag) {
+				case TAG_STLE_HELP:
+					slbt_stoolie_usage(
+						fdout,
+						dctx->program,
+						0,optv,0,ectx,
+						dctx->cctx->drvflags
+							& SLBT_DRIVER_ANNOTATE_NEVER);
+
+					ictx->cctx.drvflags |= SLBT_DRIVER_VERSION;
+					ictx->cctx.drvflags ^= SLBT_DRIVER_VERSION;
+
+					slbt_argv_free(meta);
+
+					return SLBT_OK;
+
+				case TAG_STLE_VERSION:
+					ictx->cctx.drvflags |= SLBT_DRIVER_VERSION;
+					break;
+			}
+
+			if (entry->fval) {
+				*argv++ = (char *)entry->arg;
+			}
+		} else {
+			nunits++;
+		};
+	}
+
+	/* defer --version printing to slbt_main() as needed */
+	if (cctx->drvflags & SLBT_DRIVER_VERSION) {
+		slbt_argv_free(meta);
+		slbt_ectx_free_exec_ctx(ectx);
+		return SLBT_OK;
+	}
+
+	/* slibtoolize operations */
+	ret = slbt_exec_stoolie_perform_actions(dctx);
+
+	/* all done */
+	slbt_argv_free(meta);
+	slbt_ectx_free_exec_ctx(ectx);
+
+	return ret;
+}
+
+int slbt_exec_slibtoolize(const struct slbt_driver_ctx * dctx)
+{
+	return slbt_exec_stoolie(dctx);
+}