change cwd to directory of last buffer

1 files changed, 19 insertions, 0 deletions

diff --git a/main.c b/main.c
index 12e9549..894ed85 100644
--- a/main.c
+++ b/main.c
@@ -1,4 +1,5 @@
 // @TODO:
+// - ensure buffer->filename never contains / on windows
 // - split
 // - Windows installation
 #include "base.h"
@@ -435,6 +436,24 @@ int main(int argc, char **argv) {
 			ted->drag_buffer = NULL;
 		}
 
+		{ // ted->cwd should be the directory containing the last active buffer
+			TextBuffer *buffer = ted->active_buffer;
+			if (buffer) {
+				char const *buffer_path = buffer_get_filename(buffer);
+				if (buffer_path && !buffer_is_untitled(buffer)) {
+					assert(*buffer_path);
+					char *last_sep = strrchr(buffer_path, PATH_SEPARATOR);
+					if (last_sep) {
+						size_t dirname_len = (size_t)(last_sep - buffer_path);
+						if (dirname_len == 0) dirname_len = 1; // make sure "/x" sets our cwd to "/", not ""
+						// set cwd to buffer's directory
+						memcpy(ted->cwd, buffer_path, dirname_len);
+						ted->cwd[dirname_len] = 0;
+					}
+				}
+			}
+		}
+
 
 		u32 key_modifier = (u32)ctrl_down << KEY_MODIFIER_CTRL_BIT
 			| (u32)shift_down << KEY_MODIFIER_SHIFT_BIT