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authorBoris Brezillon <boris.brezillon@bootlin.com>2018-12-03 22:54:18 +0100
committerTom Rini <trini@konsulko.com>2019-01-15 15:28:53 -0500
commitcbe07ebeafb7b67785844830c7562adc4a1f9dbf (patch)
tree8cf3a3557a67c5dd067e5f86b18a87c48f916126 /common
parent2e89bbefdc9c1d2ec03e2a5320a56fb1129da916 (diff)
common: command: Fix command auto-completion
When auto-completing command arguments, the last argument is not necessarily the one we need to auto-complete. When the last character is a space, a tab or '\0' what we want instead is list all possible values, or if there's only one possible value, place this value on the command line instead of trying to suffix the last valid argument with missing chars. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'common')
-rw-r--r--common/command.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/common/command.c b/common/command.c
index 2433a89e0a..435824356b 100644
--- a/common/command.c
+++ b/common/command.c
@@ -362,13 +362,21 @@ int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp)
sep = NULL;
seplen = 0;
if (i == 1) { /* one match; perfect */
- k = strlen(argv[argc - 1]);
+ if (last_char != '\0' && !isblank(last_char))
+ k = strlen(argv[argc - 1]);
+ else
+ k = 0;
+
s = cmdv[0] + k;
len = strlen(s);
sep = " ";
seplen = 1;
} else if (i > 1 && (j = find_common_prefix(cmdv)) != 0) { /* more */
- k = strlen(argv[argc - 1]);
+ if (last_char != '\0' && !isblank(last_char))
+ k = strlen(argv[argc - 1]);
+ else
+ k = 0;
+
j -= k;
if (j > 0) {
s = cmdv[0] + k;