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| author | msmith <msmith@FreeBSD.org> | 1999-12-28 07:19:22 +0000 |
|---|---|---|
| committer | msmith <msmith@FreeBSD.org> | 1999-12-28 07:19:22 +0000 |
| commit | a9559776cd1cef38633da2479c9078b728e97bd2 (patch) | |
| tree | 5908b183370ebd4b0e91ea839fa38d4f2486b9df /sys/boot | |
| parent | d73a0504893e9c7c0af5ee1dd71676c3b186090c (diff) | |
| download | FreeBSD-src-a9559776cd1cef38633da2479c9078b728e97bd2.zip FreeBSD-src-a9559776cd1cef38633da2479c9078b728e97bd2.tar.gz | |
Correctly handle a user-requested abort in the middle of displaying a
help subtopic.
PR: kern/13196
Submitted by: MIHIRA Sanpei Yoshiro <sanpei@sanpei.org>
Diffstat (limited to 'sys/boot')
| -rw-r--r-- | sys/boot/common/commands.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/boot/common/commands.c b/sys/boot/common/commands.c index aa81abc..4a5ebfa 100644 --- a/sys/boot/common/commands.c +++ b/sys/boot/common/commands.c @@ -176,8 +176,10 @@ command_help(int argc, char *argv[]) ((subtopic != NULL) && (s != NULL) && !strcmp(subtopic, s))) { /* exact match, print text */ while((fgetstr(buf, 80, hfd) >= 0) && (buf[0] != '#')) { - pager_output(buf); - pager_output("\n"); + if (pager_output(buf)) + break; + if (pager_output("\n")) + break; } } else if ((subtopic == NULL) && (s != NULL)) { /* topic match, list subtopics */ |
