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| author | Andrew Stubbs <andrew.stubbs@st.com> | 2005-10-31 19:11:35 +0000 |
|---|---|---|
| committer | Andrew Stubbs <andrew.stubbs@st.com> | 2005-10-31 19:11:35 +0000 |
| commit | bbe6b987a5c7a3fa8d1f25f03a08a6463441b8ff (patch) | |
| tree | ad60a4cac9a819279c65555ed2959a1da17bcc9c /gdb/tui | |
| parent | fb10537e39d4cdf8e69a289ef96872c916ba663c (diff) | |
| download | fsf-binutils-gdb-bbe6b987a5c7a3fa8d1f25f03a08a6463441b8ff.zip fsf-binutils-gdb-bbe6b987a5c7a3fa8d1f25f03a08a6463441b8ff.tar.gz fsf-binutils-gdb-bbe6b987a5c7a3fa8d1f25f03a08a6463441b8ff.tar.bz2 | |
2005-10-31 Andrew Stubbs <andrew.stubbs@st.com>
* tui/tui-command.c (tui_dispatch_ctrl_char): Test output of
getenv() before using it.
Diffstat (limited to 'gdb/tui')
| -rw-r--r-- | gdb/tui/tui-command.c | 47 |
1 files changed, 25 insertions, 22 deletions
diff --git a/gdb/tui/tui-command.c b/gdb/tui/tui-command.c index 399ef85..7f3fc75 100644 --- a/gdb/tui/tui-command.c +++ b/gdb/tui/tui-command.c @@ -68,33 +68,36 @@ tui_dispatch_ctrl_char (unsigned int ch) ** Seems like a bug in the curses library? */ term = (char *) getenv ("TERM"); - for (i = 0; (term && term[i]); i++) - term[i] = toupper (term[i]); - if ((strcmp (term, "XTERM") == 0) && key_is_start_sequence (ch)) + if (term) { - unsigned int page_ch = 0; - unsigned int tmp_char; - - tmp_char = 0; - while (!key_is_end_sequence (tmp_char)) + for (i = 0; term[i]; i++) + term[i] = toupper (term[i]); + if ((strcmp (term, "XTERM") == 0) && key_is_start_sequence (ch)) { - tmp_char = (int) wgetch (w); - if (tmp_char == ERR) - { - return ch; - } - if (!tmp_char) - break; - if (tmp_char == 53) - page_ch = KEY_PPAGE; - else if (tmp_char == 54) - page_ch = KEY_NPAGE; - else + unsigned int page_ch = 0; + unsigned int tmp_char; + + tmp_char = 0; + while (!key_is_end_sequence (tmp_char)) { - return 0; + tmp_char = (int) wgetch (w); + if (tmp_char == ERR) + { + return ch; + } + if (!tmp_char) + break; + if (tmp_char == 53) + page_ch = KEY_PPAGE; + else if (tmp_char == 54) + page_ch = KEY_NPAGE; + else + { + return 0; + } } + ch_copy = page_ch; } - ch_copy = page_ch; } switch (ch_copy) |