Embed more configuration info in bfs --version

4 files changed, 45 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index 5dd88e4..6f23034 100644
--- a/src/main.c
+++ b/src/main.c
@@ -41,6 +41,7 @@
  *     - thread.h      (multi-threading)
  *     - trie.[ch]     (a trie set/map implementation)
  *     - typo.[ch]     (fuzzy matching for typos)
+ *     - version.c     (embeds version information)
  *     - xregex.[ch]   (regular expression support)
  *     - xspawn.[ch]   (spawns processes)
  *     - xtime.[ch]    (date/time handling utilities)
diff --git a/src/parse.c b/src/parse.c
index 8e454e4..a626391 100644
--- a/src/parse.c
+++ b/src/parse.c
@@ -2958,7 +2958,16 @@ static struct bfs_expr *parse_help(struct bfs_parser *parser, int arg1, int arg2
 static struct bfs_expr *parse_version(struct bfs_parser *parser, int arg1, int arg2) {
 	cfprintf(parser->ctx->cout, "${ex}%s${rs} ${bld}%s${rs}\n\n", BFS_COMMAND, bfs_version);
 
-	printf("%s\n", BFS_HOMEPAGE);
+	printf("Copyright © Tavian Barnes and the bfs contributors\n");
+	printf("No rights reserved (https://opensource.org/license/0BSD)\n\n");
+
+	printf("CONFIG   := %s\n", bfs_config);
+	printf("CPPFLAGS := %s\n", bfs_cppflags);
+	printf("CFLAGS   := %s\n", bfs_cflags);
+	printf("LDFLAGS  := %s\n", bfs_ldflags);
+	printf("LDLIBS   := %s\n", bfs_ldlibs);
+
+	printf("\n%s\n", BFS_HOMEPAGE);
 
 	parser->just_info = true;
 	return NULL;
diff --git a/src/prelude.h b/src/prelude.h
index 0944df1..faa84ec 100644
--- a/src/prelude.h
+++ b/src/prelude.h
@@ -40,6 +40,12 @@
 // when the version number changes
 extern const char bfs_version[];
 
+extern const char bfs_config[];
+extern const char bfs_cppflags[];
+extern const char bfs_cflags[];
+extern const char bfs_ldflags[];
+extern const char bfs_ldlibs[];
+
 // Check for system headers
 
 #ifdef __has_include
diff --git a/src/version.c b/src/version.c
new file mode 100644
index 0000000..e2d4c87
--- /dev/null
+++ b/src/version.c
@@ -0,0 +1,28 @@
+// Copyright © Tavian Barnes <tavianator@tavianator.com>
+// SPDX-License-Identifier: 0BSD
+
+#include "prelude.h"
+
+const char bfs_version[] = {
+#include "version.i"
+};
+
+const char bfs_config[] = {
+#include "config.i"
+};
+
+const char bfs_cppflags[] = {
+#include "cppflags.i"
+};
+
+const char bfs_cflags[] = {
+#include "cflags.i"
+};
+
+const char bfs_ldflags[] = {
+#include "ldflags.i"
+};
+
+const char bfs_ldlibs[] = {
+#include "ldlibs.i"
+};