From fd0662520d453add386b48b4e0cc6cd6b566590c Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Tue, 29 Dec 2015 22:27:31 -0500
Subject: driver: added --std support.

---
 src/driver/amgc_driver_ctx.c    |  8 +++++++
 src/driver/amgc_paradigm_meta.c | 53 +++++++++++++++++++++++++++++++++++++++++
 src/driver/amgc_unit_ctx.c      |  2 +-
 3 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 src/driver/amgc_paradigm_meta.c

(limited to 'src/driver')

diff --git a/src/driver/amgc_driver_ctx.c b/src/driver/amgc_driver_ctx.c
index 7bb59a9..d2bef3f 100644
--- a/src/driver/amgc_driver_ctx.c
+++ b/src/driver/amgc_driver_ctx.c
@@ -8,6 +8,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 
+#include <cparser/driver/c_driver.h>
 #include <cparser/driver/driver.h>
 #include <cparser/driver/driver_t.h>
 #include <cparser/driver/target.h>
@@ -143,6 +144,9 @@ int amgc_get_driver_ctx(
 	if (!argv[1] && (flags & AMGC_DRIVER_VERBOSITY_USAGE))
 		return amgc_driver_usage(program,0,options,meta);
 
+	/* compiler defaults */
+	cctx.std = STANDARD_C99;
+
 	/* get options, count units */
 	for (entry=meta->entries; entry->fopt || entry->arg; entry++) {
 		if (entry->fopt) {
@@ -154,6 +158,10 @@ int amgc_get_driver_ctx(
 				case TAG_VERSION:
 					cctx.drvflags |= AMGC_DRIVER_VERSION;
 					break;
+
+				case TAG_LANG_STD:
+					cctx.std = amgc_lang_std_from_string(entry->arg);
+					break;
 			}
 		} else
 			nunits++;
diff --git a/src/driver/amgc_paradigm_meta.c b/src/driver/amgc_paradigm_meta.c
new file mode 100644
index 0000000..82e8dfa
--- /dev/null
+++ b/src/driver/amgc_paradigm_meta.c
@@ -0,0 +1,53 @@
+/**********************************************************/
+/*  apimagic: cparser-based API normalization utility     */
+/*  Copyright (C) 2015--2016  Z. Gilboa                   */
+/*  Released under GPLv2 and GPLv3; see COPYING.APIMAGIC. */
+/**********************************************************/
+
+#include <cparser/driver/c_driver.h>
+
+struct amgc_paradigm_meta {
+	const char * const	string;
+	int			val;
+};
+
+static const struct amgc_paradigm_meta cparser_lang_std_meta[] = {
+	{"c++",			STANDARD_CXX98	},
+	{"c++98",		STANDARD_CXX98	},
+	{"c11",			STANDARD_C11	},
+	{"c1x",			STANDARD_C11	},
+	{"c89",			STANDARD_C89	},
+	{"c90",			STANDARD_C89	},
+	{"c99",			STANDARD_C99	},
+	{"c9x",			STANDARD_C99	},
+	{"gnu++98",		STANDARD_GNUXX98},
+	{"gnu11",		STANDARD_GNU11	},
+	{"gnu1x",		STANDARD_GNU11	},
+	{"gnu89",		STANDARD_GNU89	},
+	{"gnu99",		STANDARD_GNU99	},
+	{"gnu9x",		STANDARD_GNU99	},
+	{"iso9899:1990",	STANDARD_C89	},
+	{"iso9899:199409",	STANDARD_C89AMD1},
+	{"iso9899:1999",	STANDARD_C99	},
+	{"iso9899:199x",	STANDARD_C99	},
+	{"iso9899:2011",	STANDARD_C11},
+	{0,0}
+};
+
+static int amgc_paradigm_member(
+	const struct amgc_paradigm_meta	meta[],
+	const char *			string)
+{
+	const struct amgc_paradigm_meta * rec;
+
+	for (rec = meta; rec->string; rec++)
+		if (!(strcmp(rec->string,string)))
+			return rec->val;
+
+	return -1;
+}
+
+int amgc_lang_std_from_string(const char * std)
+{
+	return amgc_paradigm_member(cparser_lang_std_meta,std);
+}
diff --git a/src/driver/amgc_unit_ctx.c b/src/driver/amgc_unit_ctx.c
index aed0c65..a37706c 100644
--- a/src/driver/amgc_unit_ctx.c
+++ b/src/driver/amgc_unit_ctx.c
@@ -137,7 +137,7 @@ int amgc_get_unit_ctx(
 	ctx->ccunit.name		= path;
 	ctx->ccunit.original_name	= path;
 	ctx->ccunit.type		= COMPILATION_UNIT_C;
-	ctx->ccunit.standard		= STANDARD_C99;
+	ctx->ccunit.standard		= dctx->cctx->std;
 
 	/* parse, generate ast, generate ir */
 	if ((process_unit(ctx->cctx.ccenv,&ctx->ccunit)) == false) {
-- 
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