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-rw-r--r--lobject.c30
1 files changed, 10 insertions, 20 deletions
diff --git a/lobject.c b/lobject.c
index 96590aa5..52e81205 100644
--- a/lobject.c
+++ b/lobject.c
@@ -1,5 +1,5 @@
1/* 1/*
2** $Id: lobject.c,v 1.78 2002/05/06 15:51:41 roberto Exp roberto $ 2** $Id: lobject.c,v 1.79 2002/05/07 17:36:56 roberto Exp roberto $
3** Some generic functions over Lua objects 3** Some generic functions over Lua objects
4** See Copyright Notice in lua.h 4** See Copyright Notice in lua.h
5*/ 5*/
@@ -100,7 +100,8 @@ static void pushstr (lua_State *L, const char *str) {
100 100
101/* this function handles only `%d', `%c', %f, and `%s' formats */ 101/* this function handles only `%d', `%c', %f, and `%s' formats */
102const char *luaO_vpushstr (lua_State *L, const char *fmt, va_list argp) { 102const char *luaO_vpushstr (lua_State *L, const char *fmt, va_list argp) {
103 int n = 0; 103 int n = 1;
104 pushstr(L, "");
104 for (;;) { 105 for (;;) {
105 const char *e = strchr(fmt, '%'); 106 const char *e = strchr(fmt, '%');
106 if (e == NULL) break; 107 if (e == NULL) break;
@@ -150,47 +151,36 @@ const char *luaO_pushstr (lua_State *L, const char *fmt, ...) {
150} 151}
151 152
152 153
153void luaO_verror (lua_State *L, const char *fmt, ...) {
154 const char *msg;
155 va_list argp;
156 va_start(argp, fmt);
157 msg = luaO_vpushstr(L, fmt, argp);
158 va_end(argp);
159 luaD_runerror(L, msg);
160}
161
162
163void luaO_chunkid (char *out, const char *source, int bufflen) { 154void luaO_chunkid (char *out, const char *source, int bufflen) {
164 if (*source == '=') { 155 if (*source == '=') {
165 strncpy(out, source+1, bufflen); /* remove first char */ 156 strncpy(out, source+1, bufflen); /* remove first char */
166 out[bufflen-1] = '\0'; /* ensures null termination */ 157 out[bufflen-1] = '\0'; /* ensures null termination */
167 } 158 }
168 else { /* out = "file `source'", or "file `...source'" */ 159 else { /* out = "source", or "...source" */
169 if (*source == '@') { 160 if (*source == '@') {
170 int l; 161 int l;
171 source++; /* skip the `@' */ 162 source++; /* skip the `@' */
172 bufflen -= sizeof(" file `...' "); 163 bufflen -= sizeof(" `...' ");
173 l = strlen(source); 164 l = strlen(source);
174 strcpy(out, "file `"); 165 strcpy(out, "");
175 if (l>bufflen) { 166 if (l>bufflen) {
176 source += (l-bufflen); /* get last part of file name */ 167 source += (l-bufflen); /* get last part of file name */
177 strcat(out, "..."); 168 strcat(out, "...");
178 } 169 }
179 strcat(out, source); 170 strcat(out, source);
180 strcat(out, "'");
181 } 171 }
182 else { 172 else { /* out = [string "string"] */
183 int len = strcspn(source, "\n"); /* stop at first newline */ 173 int len = strcspn(source, "\n"); /* stop at first newline */
184 bufflen -= sizeof(" string \"...\" "); 174 bufflen -= sizeof(" [string \"...\"] ");
185 if (len > bufflen) len = bufflen; 175 if (len > bufflen) len = bufflen;
186 strcpy(out, "string \""); 176 strcpy(out, "[string \"");
187 if (source[len] != '\0') { /* must truncate? */ 177 if (source[len] != '\0') { /* must truncate? */
188 strncat(out, source, len); 178 strncat(out, source, len);
189 strcat(out, "..."); 179 strcat(out, "...");
190 } 180 }
191 else 181 else
192 strcat(out, source); 182 strcat(out, source);
193 strcat(out, "\""); 183 strcat(out, "\"]");
194 } 184 }
195 } 185 }
196} 186}