Add easycsv_find_num_value (errorenous), fixed easycsv_read_value

Signed-off-by: Pradana AUMARS <paumars@courrier.dev>

src/easycsv.c

@@ -111,8 +111,8 @@ easycsv_find_value(const easycsv* csv,
   const unsigned int cols = easycsv_print_columns(csv);
   const unsigned int rows = easycsv_print_rows(csv);
   
-  for (unsigned int row_l = 1; row_l < rows; row_l++) {
-    for (unsigned int col_l = 1; col_l < cols; col_l++) {
+  for (unsigned int row_l = 1; row_l <= rows; row_l++) {
+    for (unsigned int col_l = 1; col_l <= cols; col_l++) {
       str = easycsv_read_value(csv, col_l, row_l);
       if (strcmp(str, value) == 0) {
 	*col = col_l;
@@ -127,6 +127,27 @@ easycsv_find_value(const easycsv* csv,
   return -1;
 }
 
+int
+easycsv_find_num_value(const easycsv* csv,
+	 	       const char* value)
+{
+  char *str;
+  int num = 0;
+  const unsigned int cols = easycsv_print_columns(csv);
+  const unsigned int rows = easycsv_print_rows(csv);
+  
+  for (unsigned int row_l = 1; row_l <= rows; row_l++) {
+    for (unsigned int col_l = 1; col_l <= cols; col_l++) {
+      str = easycsv_read_value(csv, col_l, row_l);
+      if (strcmp(str, value) == 0) {
+        num++;
+      }
+      free(str);
+    }
+  }
+  return num;
+}
+
 /*** Acces, read ***/
 
 char*
@@ -162,14 +183,18 @@ easycsv_read_value(const easycsv *csv,
     pch = strpbrk(pch + 1, ",");
   }
 
-  /* Get span from start of string to first occurence of comma */
-  if (col > 1) pch++;
-  st = strcspn(pch, ",");
-  
   val = malloc(BUFSIZ);
-  // If 0, no string exists!
-  if (st > 0) {
-    strncpy(val, pch, st + 1);
+  if (pch == NULL) {
+    st = 0;
+  }
+  else {
+    /* Get span from start of string to first occurence of comma */
+    if (col > 1) pch++;
+    st = strcspn(pch, ",");
+    // If 0, no string exists!
+    if (st > 0) {
+      strncpy(val, pch, st + 1);
+    }
   }
   val[st] = '\0';