Changeset 3447

Timestamp:

08/08/07 18:14:20 (1 year ago)

Author:

tg

Message:

useful stuff for the .nfo parser

Files:

• branches/common-nfo/tools/sqlite/dbif.h (modified) (1 diff)

branches/common-nfo/tools/sqlite/dbif.h

@@ -93 +93 @@
-})
-
+#define xrealloc(ptr, size) ({                          \
+        void *xrealloc_newptr;                          \
+        size_t xrealloc_sz = (size);                    \
+                                                        \
+        xrealloc_newptr = realloc((ptr), xrealloc_sz);  \
+        if (xrealloc_newptr == NULL)                    \
+                err(255, "cannot realloc to %zu bytes", \
+                    xrealloc_sz);                       \
+        (xrealloc_newptr);                              \
+})
+
+#define str_save(s) ({                                  \
+        const char *str_save_s = (s);                   \
+                                                        \
+        (str_nsave(str_save_s, strlen(str_save_s)));    \
+})
+
+#define str_nsave(s, n) ({                              \
+        char *str_nsave_ptr;                            \
+        size_t str_nsave_sz = (n);                      \
+                                                        \
+        str_nsave_ptr = xmalloc(str_nsave_sz + 1);      \
+        memcpy(str_nsave_sz, (s), str_nsave_sz);        \
+        str_nsave_ptr[str_nsave_sz] = '\0';             \
+        (str_nsave_ptr);                                \
+})
+
+#define str_add(d, s) ({                                \
+        const char *str_add_s = (s);                    \
+                                                        \
+        (str_nadd((d), str_add_s, strlen(str_add_s)));  \
+})
+
+#define str_nadd(d, s, n) ({                            \
+        char *str_nadd_ptr = (d), *str_nadd_newptr;     \
+        size_t str_nadd_sz, str_nadd_addsz = (n);       \
+                                                        \
+        str_nadd_sz = strlen(str_nadd_ptr);             \
+        str_nadd_newptr = xrealloc(str_nadd_ptr,        \
+            str_nadd_sz + str_nadd_addsz + 1);          \
+        str_nadd_ptr = str_nadd_newptr + str_nadd_sz;   \
+        memcpy(str_nadd_ptr, (s), str_nadd_addsz);      \
+        str_nadd_ptr[str_nadd_addsz] = '\0';            \
+        (str_nadd_newptr);                              \
+})
+
-#endif