X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=src%2Flib%2Fcmdline_rdline.c;h=785a23cd024b64f4f7a16613c4040eaf6e8cf0a6;hb=568d6d51fc9e6e2d8842fc1abe63c23de503f8bc;hp=5ff851bedc04e5481d642c29b50138aa23f4cf23;hpb=4e84906b2e9f8ac170ed711b2d0d8c22e82b6adf;p=libcmdline.git

diff --git a/src/lib/cmdline_rdline.c b/src/lib/cmdline_rdline.c
index 5ff851b..785a23c 100644
--- a/src/lib/cmdline_rdline.c
+++ b/src/lib/cmdline_rdline.c
@@ -107,7 +107,7 @@ rdline_init(struct rdline *rdl,
 	rdl->validate = validate;
 	rdl->complete = complete;
 	rdl->help = help;
-	rdl->status = RDLINE_INIT;
+	rdl->status = RDLINE_STOPPED;
 #ifndef NO_RDLINE_HISTORY
 	cirbuf_init(&rdl->history, rdl->history_buf, 0, RDLINE_HISTORY_BUF_SIZE);
 #endif /* !NO_RDLINE_HISTORY */
@@ -135,7 +135,7 @@ rdline_newline(struct rdline *rdl, const char *prompt)
 void
 rdline_stop(struct rdline *rdl)
 {
-	rdl->status = RDLINE_INIT;
+	rdl->status = RDLINE_STOPPED;
 }
 
 void
@@ -214,28 +214,30 @@ rdline_parse_char(struct rdline *rdl, char c)
 #ifndef NO_PAGER
 	/* display asynchrounous printf if any */
 	if (rdl->pager_buf != NULL) {
-		/* user ask to exit pager */
-		if (cmd == VT100_STD_CHAR && c == 'q') {
-			rdline_asyncpager_reset(rdl);
-			if (rdl->pager_cb != NULL) {
-				rdl->pager_cb(rdl, rdl->pager_arg);
-				rdl->pager_cb = NULL;
-			}
-			rdline_redisplay(rdl);
-			return RDLINE_RES_SUCCESS;
-		}
 
-		/* last page is displayed */
-		else if (rdline_pager_next_page(rdl) == 0) {
+		/* user ask to exit pager, or last page is displayed*/
+		if ((cmd == VT100_STD_CHAR && c == 'q') ||
+		    rdline_pager_next_page(rdl) == 0) {
+			int ret;
+
+			ret = rdl->pager_ret;
 			rdline_asyncpager_reset(rdl);
 			if (rdl->pager_cb != NULL) {
 				rdl->pager_cb(rdl, rdl->pager_arg);
 				rdl->pager_cb = NULL;
 			}
+			/* maybe the pager was reloaded in the
+			 * callback */
+			if (rdl->pager_buf != NULL)
+				return RDLINE_RES_SUCCESS;
+
+			/* else, redisplay prompt and return the saved status */
 			rdline_redisplay(rdl);
+			return ret;
 		}
 
-		/* pages remain, async printf was called in cb() */
+		/* Some pages remain, lines were displayed in
+		 * rdline_pager_next_page() */
 		return RDLINE_RES_SUCCESS;
 	}
 #endif
@@ -472,8 +474,7 @@ rdline_parse_char(struct rdline *rdl, char c)
 				cirbuf_add_tail(&rdl->left, tmp);
 			}
 			cirbuf_align_left(&rdl->left);
-			rdl->left_buf[CIRBUF_GET_LEN(&rdl->left)] = '\n';
-			rdl->left_buf[CIRBUF_GET_LEN(&rdl->left) + 1] = '\0';
+			rdl->left_buf[CIRBUF_GET_LEN(&rdl->left)] = '\0';
 			rdline_printf(rdl, "\r\n");
 #ifndef NO_RDLINE_HISTORY
 			if (rdl->history_cur_line != -1)
@@ -481,19 +482,23 @@ rdline_parse_char(struct rdline *rdl, char c)
 #endif
 
 			if (rdl->validate)
-				rdl->validate(rdl, rdl->left_buf, CIRBUF_GET_LEN(&rdl->left)+2);
+				rdl->validate(rdl, rdl->left_buf,
+					      CIRBUF_GET_LEN(&rdl->left)+2);
 #ifndef NO_PAGER
 			/* user may have stopped rdline */
 			if (rdl->status == RDLINE_EXITED) {
 				rdline_asyncpager_reset(rdl);
 				return RDLINE_RES_EXITED;
 			}
-			if (rdl->pager_buf != NULL)
+			/* there is something in pager buffer, save
+			 * return value that will be return once
+			 * paging is finished */
+			if (rdl->pager_buf != NULL) {
+				rdl->pager_ret = RDLINE_RES_VALIDATED;
 				return RDLINE_RES_SUCCESS;
-			else
-				rdline_asyncpager_reset(rdl);
+			}
 
-			rdl->status = RDLINE_INIT;
+			rdline_asyncpager_reset(rdl);
 #else
 			if (rdl->status == RDLINE_EXITED)
 				return RDLINE_RES_EXITED;
@@ -786,6 +791,9 @@ rdline_asyncpager_reset(struct rdline *rdl)
 	rdl->pager_lines = 0;
 	rdl->pager_len = 0;
 	rdl->pager_off = 0;
+	rdl->pager_cb = NULL;
+	rdl->pager_arg = NULL;
+	rdl->pager_ret = RDLINE_RES_SUCCESS;
 }
 
 /* Return the offset of the i-th occurence of char c in string s. If