github-repos/wget
1
0
Fork 0
mirror of https://github.com/mirror/wget.git synced 2025-01-03 00:40:28 +08:00
Code Issues Packages Projects Releases Wiki Activity

* src/init.c (parse_line): Remove use of alloca

Browse Source
This commit is contained in:
Tim Rühsen 2020-02-13 16:50:21 +01:00
parent c3c04ffeba
commit e91e96ccb5
1 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/init.c
View File

@ -827,6 +827,8 @@ parse_line (const char *line, char **com, char **val, int *comind)
const char *end = line + strlen (line);
const char *cmdstart, *cmdend;
const char *valstart, *valend;
char buf[1024];
size_t len;
char *cmdcopy;
int ind;
@ -867,9 +869,18 @@ parse_line (const char *line, char **com, char **val, int *comind)
/* The line now known to be syntactically correct. Check whether
the command is valid. */
BOUNDED_TO_ALLOCA (cmdstart, cmdend, cmdcopy);
len = cmdend - cmdstart;
if (len < sizeof (buf))
cmdcopy = buf;
else
cmdcopy = xmalloc (len + 1);
memcpy (cmdcopy, cmdstart, len);
cmdcopy[len] = 0;
dehyphen (cmdcopy);
ind = command_by_name (cmdcopy);
if (cmdcopy != buf)
xfree (cmdcopy);
if (ind == -1)
return line_unknown_command;