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dns320l-mcu: Fix compilation with GCC 14

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This fixes the following compile problem:
```
dns320l-daemon.c: In function 'main':
dns320l-daemon.c:740:18: error: implicit declaration of function 'isprint' [-Wimplicit-function-declaration]
  740 |         else if (isprint (optopt))
      |                  ^~~~~~~
dns320l-daemon.c:50:1: note: include '<ctype.h>' or provide a declaration of 'isprint'
   49 | #include "dns320l-daemon.h"
  +++ |+#include <ctype.h>
   50 |
dns320l-daemon.c:799:5: error: implicit declaration of function 'umask' [-Wimplicit-function-declaration]
  799 |     umask(0);
      |     ^~~~~
dns320l-daemon.c:864:5: error: 'return' with no value, in function returning non-void [-Wreturn-mismatch]
  864 |     return;
      |     ^~~~~~
dns320l-daemon.c:691:5: note: declared here
  691 | int main(int argc, char *argv[])
      |     ^~~~
```

Link: https://github.com/openwrt/openwrt/pull/18688
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Hauke Mehrtens 2025-05-03 01:12:59 +02:00
parent e8cfa339fe
commit b77684d2c1
2 changed files with 51 additions and 1 deletions
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2
package/utils/dns320l-mcu/Makefile
View file

@ -1,7 +1,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=dns320l-mcu
PKG_RELEASE:=1
PKG_RELEASE:=2
PKG_SOURCE_PROTO:=git
PKG_SOURCE_URL=https://github.com/wigyori/dns320l-daemon.git

50
package/utils/dns320l-mcu/patches/010-gcc-14-fixes.patch Normal file
View file

@ -0,0 +1,50 @@
dns320l-mcu: Fix compilation with GCC 14
This fixes the following compile problem:
```
dns320l-daemon.c: In function 'main':
dns320l-daemon.c:740:18: error: implicit declaration of function 'isprint' [-Wimplicit-function-declaration]
740 | else if (isprint (optopt))
| ^~~~~~~
dns320l-daemon.c:50:1: note: include '<ctype.h>' or provide a declaration of 'isprint'
49 | #include "dns320l-daemon.h"
+++ |+#include <ctype.h>
50 |
dns320l-daemon.c:799:5: error: implicit declaration of function 'umask' [-Wimplicit-function-declaration]
799 | umask(0);
| ^~~~~
dns320l-daemon.c:864:5: error: 'return' with no value, in function returning non-void [-Wreturn-mismatch]
864 | return;
| ^~~~~~
dns320l-daemon.c:691:5: note: declared here
691 | int main(int argc, char *argv[])
| ^~~~
```
--- a/dns320l-daemon.c
+++ b/dns320l-daemon.c
@@ -26,6 +26,7 @@
*/
+#include <ctype.h>
#include <errno.h>
#include <termios.h>
#include <unistd.h>
@@ -39,6 +40,7 @@
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/time.h>
+#include <sys/stat.h>
#include <time.h>
#include <arpa/inet.h>
#include <netinet/in.h>
@@ -861,7 +863,7 @@ int main(int argc, char *argv[])
if (fd < 0)
{
syslog(LOG_ERR, "error %d opening %s: %s", errno, stDaemonConfig.portName, strerror (errno));
- return;
+ return EXIT_FAILURE;
}
set_interface_attribs (fd, B115200, 0); // set speed to 115,200 bps, 8n1 (no parity)