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| author | Denis Vlasenko | 2008-10-29 00:58:04 +0000 |
|---|---|---|
| committer | Denis Vlasenko | 2008-10-29 00:58:04 +0000 |
| commit | c3a9dc8ac5b1938652ab1c48859d1cb71c6cbaa1 (patch) | |
| tree | 7e270c83a1660de33dbfb2f22d19487de3cdfe82 /editors/vi.c | |
| parent | 34e68c8b42ccbc8b04e6184f4985c3b47e6c6df0 (diff) | |
| download | busybox-c3a9dc8ac5b1938652ab1c48859d1cb71c6cbaa1.zip busybox-c3a9dc8ac5b1938652ab1c48859d1cb71c6cbaa1.tar.gz | |
vi: fix uninitialized last_search_pattern (bug 5794)
Diffstat (limited to 'editors/vi.c')
| -rw-r--r-- | editors/vi.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/editors/vi.c b/editors/vi.c index 9960f74..9f9a199 100644 --- a/editors/vi.c +++ b/editors/vi.c @@ -270,6 +270,7 @@ struct globals { #define INIT_G() do { \ SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \ last_file_modified = -1; \ + last_search_pattern = xzalloc(2); /* "" but has space for 2 chars */ \ } while (0) @@ -2857,7 +2858,7 @@ static void do_cmd(int c) const char *msg = msg; // for compiler char *p, *q, *save_dot; char buf[12]; - int dir = dir; // for compiler + int dir; int cnt, i, j; int c1; @@ -3196,7 +3197,7 @@ static void do_cmd(int c) q = get_input_line(buf); // get input line- use "status line" if (q[0] && !q[1]) { if (last_search_pattern[0]) - last_search_pattern[0] = c; + last_search_pattern[0] = c; goto dc3; // if no pat re-use old pat } if (q[0]) { // strlen(q) > 1: new pat- save it and find @@ -3226,14 +3227,8 @@ static void do_cmd(int c) do_cmd(c); } // repeat cnt dc3: - if (last_search_pattern == 0) { - msg = "No previous regular expression"; - goto dc2; - } - if (last_search_pattern[0] == '/') { - dir = FORWARD; // assume FORWARD search - p = dot + 1; - } + dir = FORWARD; // assume FORWARD search + p = dot + 1; if (last_search_pattern[0] == '?') { dir = BACK; p = dot - 1; |