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Replace '\0' to NUL to make it more clear that it is a NUL-terminated string.

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This commit is contained in:
René van Dorst
2026-08-25 07:55:06 +02:00
parent 5d42e8843e
commit 2ff418f80f
5 changed files with 35 additions and 34 deletions
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rtlplayground.c
+4 -4
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@@ -1257,11 +1257,11 @@ bool sfp_read_field(__xdata char *dst, uint8_t sfp, uint8_t start, uint8_t lengt
if (!sfp_read_block(sfp, start, length))
return false;
dst[length] = '\0';
dst[length] = NUL;
memcpy(dst, sfp_buf, length);
while (length > 0 && dst[--length] == ' ')
dst[length] = '\0';
dst[length] = NUL;
return true;
}
@@ -2069,7 +2069,7 @@ void check_and_flash_update_image(void)
* because itohex() is inline and brings its own frame. */
void set_hostname_default(void)
{
if (hostname[0] != '\0')
if (hostname[0] != NUL)
return;
strcpy((__xdata uint8_t *)hostname, "RTLPlayground-");
@@ -2079,7 +2079,7 @@ void set_hostname_default(void)
hostname[17] = hex[uip_ethaddr.addr[4] & 0xf];
hostname[18] = hex[uip_ethaddr.addr[5] >> 4];
hostname[19] = hex[uip_ethaddr.addr[5] & 0xf];
hostname[20] = '\0';
hostname[20] = NUL;
}