run and build files

1 files changed, 98 insertions, 6 deletions

diff --git a/main.c b/main.c
index ed892b2..2ff1260 100644
--- a/main.c
+++ b/main.c
@@ -13,12 +13,14 @@
 
 #define ARENA_IMPL
 #define UTF8_IMPL
+#define STR_IMPL
 
 #include "wrmr.h"
 #include "arena.h"
 #include "txt.h"
 #include "vui.h"
 #include "utf8.h"
+#include "str.h"
 
 Arena scratch = { 0 };
 Txt txt = { 0 };
@@ -198,6 +200,17 @@ int shell_replace(TxtLoc start, TxtLoc end, const char *cmd) {
 	return 0;
 }
 
+int shell_run(const char *cmd) {
+	vui_disable();
+	int r = system(cmd);
+	printf("[Press any key to resume editing]");
+	fflush(stdout);
+	vui_enable();
+	vui_key();
+	vui_redraw();
+	return r;
+}
+
 /* main */
 
 #define ODD_ATTR (FG_CYAN | BG_BLACK)
@@ -415,16 +428,82 @@ TxtLoc ins_newline(TxtLoc l) {
 	return l;
 }
 
+static Str normalize_path(Str s) {
+	char pwd[8192];
+	if (s.n > 0 && s.s[0] != '/') {
+		if (!getcwd(pwd, sizeof(pwd))) {
+			return (Str) { 0, 0 };
+		}
+		Str d = str_from_cstr(pwd);
+		str_catc(&d, '/', &scratch);
+		str_cat(&d, s, &scratch);
+		s = d;
+	}
+	DYNARR(Str) bits = { 0 };
+	while (s.n > 0) {
+		Cut c = str_cut(s, '/');
+		if (str_eql(c.head, S(".."))) {
+			if (bits.n > 0) bits.n--;
+		} else if (str_eql(c.head, S("."))) {
+			/* do nothing */
+		} else if (c.head.n > 0) {
+			DA_APUSH(&bits, &scratch, c.head);
+		}
+		s = c.tail;
+	}
+	Str path = { 0 };
+	for (u32 i = 0; i < bits.n; i++) {
+		str_catc(&path, '/', &scratch);
+		str_cat(&path, bits.v[i], &scratch);
+	}
+	return path;
+}
+
+static void build_file(Str path) {
+	(void)path;
+	shell_run("make");
+}
+
+#define WED_DEV_DIR "/mnt/user/wrmr/src/wed/"
+#define WED_DEV_EXE (WED_DEV_DIR "wed")
+
+static void run_file(Str path) {
+	path = normalize_path(path);
+	if (str_starts(path, S(WED_DEV_DIR))) {
+		vui_fini();
+		system("make");
+		char ofs[32];
+		sprintf(ofs, "-b%d", txt_ofs(cur));
+		execl(WED_DEV_EXE, WED_DEV_EXE, ofs, str_to_cstr(path, &scratch), 0);
+	} else {
+		shell_run("make run");
+	}
+}
+
 int main(int argc, const char **argv) {
+	/* TODO: Have a command-line argument to start editing at the given byte offset,
+	 * e.g. wed -b 1027 */
+
 	scratch = arena_init(128L << 20);
+
+	int start_ofs = -1;
+	if (argc > 1 && !strncmp(argv[1], "-b", 2)) {
+		start_ofs = atoi(argv[1] + 2);
+		if (argc > 2) {
+			MOVE(&argv[1], &argv[2], argc - 2);
+		}
+		argc--;
+	}
+
+	const char *path = "test.txt";
+	if (argc > 1) path = argv[1];
+
 	vui_init();
 	vui_curs_vis(1);
 	vui_redraw_fn(draw);
-	const char *path = "test.txt";
-	//const char *path = "/usr/share/dict/words";
-	if (argc > 1) path = argv[1];
+
 	if (txt_load(&txt, path)) err(1, "couldn't open file");
-	cur = txt_end(&txt);
+	cur = start_ofs < 0 ? txt_end(&txt) : txt_at(&txt, start_ofs);
 
 	//srand(clock());
 	srand(123);
@@ -514,7 +593,20 @@ int main(int argc, const char **argv) {
 				if (shell_replace(start, end, "fmt -w80 -u")) {
 					err(1, "shell_replace");
 				}
-			};
+			} break;
+			case ' ':
+				switch ((u32)vui_key()) {
+				case 'm':
+					build_file(str_from_cstr(path));
+					break;
+				case 'r':
+					run_file(str_from_cstr(path));
+					break;
+				default:
+					/* TODO: flash */
+					break;
+				}
+				break;
 			default:
 				motion(&cur, c);
 				break;
@@ -538,7 +630,7 @@ int main(int argc, const char **argv) {
 				cur = txt_delete_range(cur, next_word(cur));
 				break;
 			case 0x0c /* ^L */:
-				draw(NULL);
+				vui_redraw();
 				break;
 			case '\r':
 				cur = ins_newline(cur);