Read string values from the command line into desired variables

include/gargoyle/sleuth.h

@@ -13,7 +13,8 @@ struct gargoyle_opt {
 };
 
 #define GARGOYLE_MK_OPT(brand) brand, (sizeof(brand) - 1)
-#define GARGOYLE_EZ_OPT(brand, val) brand, (sizeof(brand) - 1), 0[brand], &val, sizeof(val)
+#define GARGOYLE_EZ_OPT(brand, val) GARGOYLE_MK_OPT(brand), 0[brand], &val, sizeof(val)
+#define GARGOYLE_CS_OPT(brand, val) GARGOYLE_MK_OPT(brand), 0[brand], &val[0], sizeof(val)
 
 struct gargoyle_opt *gargoyle_find_brand(uint16_t optc, struct gargoyle_opt *optv, const char *brand);
 struct gargoyle_opt *gargoyle_find_emblem(uint16_t optc, struct gargoyle_opt *optv, const char emblem);

include/gargoyle/twine.h

@@ -8,5 +8,6 @@ static const uint8_t GARGOYLE_CMP_SYMBL = 1 << 1;
 static const uint8_t GARGOYLE_CMP_FLXBL = GARGOYLE_CMP_ICASE | GARGOYLE_CMP_SYMBL;
 
 uint8_t gargoyle_cmp(const char *s1, const char *s2, uint16_t len, uint8_t flags);
+char *gargoyle_cpy(char *dst, const char *src, uint16_t len);
 
 #endif

src/scribe.c

@@ -29,6 +29,10 @@ uint8_t gargoyle_from_rope(struct gargoyle_opt *opt, const char *brand) {
     if(*end) {
       return GARGOYLE_ERR_INVALID_DBLE;
     }
+  } else if(opt->type & GARGOYLE_TYPE_ROPE) {
+    char *val = opt->val;
+    char *end = gargoyle_cpy(val, brand, opt->val_sz - 1);
+    *end = '\0';
   }
 
   return 0;

src/twine.c

@@ -22,3 +22,18 @@ uint8_t gargoyle_cmp(const char *s1, const char *s2, uint16_t len, uint8_t flags
 
   return 1;
 }
+
+char *gargoyle_cpy(char *dst, const char *src, uint16_t len) {
+  uint16_t idx = 1;
+
+  for(; len; dst += 1, len -= 1, idx += 1) {
+    if(*src) {
+      *dst = *src;
+      src += 1;
+    } else {
+      *dst = '\0';
+    }
+  }
+
+  return dst;
+}