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wireshark
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Fix wireshark/tshark crash when initializing lua (using init.lua, etc). 

Essentially: A small cleanup of SVN 24479.
(Fortunately the 0.99.8 release does not have this issue).
Also: add some lines of (what appears to be) missing code.

svn path=/trunk/; revision=24500
This commit is contained in:
Bill Meier 2008-02-29 01:49:31 +00:00
parent c51459585d
commit 030c8c6f3e
1 changed files with 11 additions and 5 deletions
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16
epan/wslua/wslua_util.c
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@ -144,9 +144,10 @@ WSLUA_FUNCTION wslua_debug( lua_State* L ) { /* Will add a log entry with debug
return 0;
}
/* The returned filename was g_malloc()'d so the caller must free it */
char* wslua_get_actual_filename(const char* fname) {
static char fname_clean[256];
/* The returned filename is g_malloc()'d so the caller must free it */
/* except when NULL is returned if file doesn't exist */
static char* wslua_get_actual_filename(const char* fname) {
char fname_clean[256];
char* f;
char* filename;
@ -163,7 +164,7 @@ char* wslua_get_actual_filename(const char* fname) {
}
if ( file_exists(fname_clean) ) {
return fname_clean;
return g_strdup(fname_clean);
}
filename = get_persconffile_path(fname_clean,FALSE,FALSE);
@ -174,8 +175,12 @@ char* wslua_get_actual_filename(const char* fname) {
g_free(filename);
filename = get_datafile_path(fname_clean);
if ( file_exists(filename) ) {
return filename;
}
g_free(filename);
return filename;
return NULL;
}
WSLUA_FUNCTION wslua_loadfile(lua_State* L) {
@ -256,6 +261,7 @@ WSLUA_CONSTRUCTOR Dir_open(lua_State* L) {
if (!dirname) WSLUA_ARG_ERROR(Dir_open,PATHNAME,"must be a string");
dirname_clean = wslua_get_actual_filename(dirname);
if (!dirname_clean) WSLUA_ARG_ERROR(Dir_open,PATHNAME,"directory does not exist");
if (!test_for_directory(dirname_clean)) WSLUA_ARG_ERROR(Dir_open, PATHNAME, "must be a directory");