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Use g_strchomp to remove trailing whitespace.

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This fixes an invalid read, when the string is empty, reported by Enrico Scholz.


git-svn-id: http://svn.irssi.org/repos/irssi/trunk@4717 dbcabf3a-b0e7-0310-adc4-f8d773084564
This commit is contained in:
Emanuele Giaquinta 2008-03-02 19:54:34 +00:00 committed by exg
parent 4e2fcc71ae
commit 2e63374f31
1 changed files with 2 additions and 4 deletions
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6
src/fe-common/core/fe-help.c
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@ -252,12 +252,10 @@ static void show_help(const char *data)
/* SYNTAX: HELP [<command>] */ /* SYNTAX: HELP [<command>] */
static void cmd_help(const char *data) static void cmd_help(const char *data)
{ {
char *cmd, *ptr; char *cmd;
cmd = g_strdup(data); cmd = g_strdup(data);
ptr = cmd+strlen(cmd); g_strchomp(cmd);
while (ptr[-1] == ' ') ptr--; *ptr = '\0';
g_strdown(cmd); g_strdown(cmd);
show_help(cmd); show_help(cmd);
g_free(cmd); g_free(cmd);