X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fcommon%2Freadwrite.c;h=c2c970d292cb9579d5e6fddc64eb733ac3524246;hb=a3c8dd9de99c7c77ad8218c3767abd4475c3dab6;hp=026c9add7aba8e5434f158bb97c765d957d88d55;hpb=dd9d65ee727ac7e95801da0f8b5bae7009811802;p=plomrogue

diff --git a/src/common/readwrite.c b/src/common/readwrite.c
index 026c9ad..c2c970d 100644
--- a/src/common/readwrite.c
+++ b/src/common/readwrite.c
@@ -2,7 +2,7 @@
 
 #include "readwrite.h"
 #include <stddef.h> /* size_t */
-#include <stdint.h> /* uint8_t, uint16_t, uint32_t */
+#include <stdint.h> /* uint8_t, uint16_t, uint32_t, UINT32_MAX */
 #include <stdio.h> /* FILE, fseek(), sprintf(), fgets(), fgetc(), ferror(),
                     * fputc(), fwrite(), fclose(), fopen()
                     */
@@ -95,12 +95,11 @@ extern void try_fclose_unlink_rename(FILE * file, char * p1, char * p2,
 
 
 
-extern uint32_t textfile_sizes(FILE * file, uint32_t * n_lines_p)
+extern uint32_t textfile_width(FILE * file)
 {
-    char * f_name = "textfile_sizes()";
+    char * f_name = "textfile_width()";
     int c = 0;
     uint32_t c_count = 0;
-    uint32_t n_lines = 0;
     uint32_t linemax = 0;
     while (1)
     {
@@ -110,6 +109,7 @@ extern uint32_t textfile_sizes(FILE * file, uint32_t * n_lines_p)
             break;
         }
         c_count++;
+        exit_trouble(UINT32_MAX == c_count, f_name, "too large text file line");
         if ('\n' == c)
         {
             if (c_count > linemax)
@@ -117,10 +117,6 @@ extern uint32_t textfile_sizes(FILE * file, uint32_t * n_lines_p)
                 linemax = c_count;
             }
             c_count = 0;
-            if (n_lines_p)
-            {
-                n_lines++;
-            }
         }
     }
   if (0 == linemax && 0 < c_count) /* Handle files that consist of only one */
@@ -128,9 +124,5 @@ extern uint32_t textfile_sizes(FILE * file, uint32_t * n_lines_p)
       linemax = c_count;
    }
    exit_trouble(-1 == fseek(file, 0, SEEK_SET), f_name, "fseek()");
-   if (n_lines_p)
-   {
-       * n_lines_p = n_lines;
-   }
    return linemax;
 }