fix drawterm compiles using gcc 10

-fno-common became the default, and and kmesg was relying on common symbols being merged.

Ori Bernstein committed 6 years ago

Commit d4043e91 parent bf3a3cd2 files · +6 −2Browse files

Unified · Split

2 files

 typedef struct RWlock	RWlock;
 typedef struct Waitq	Waitq;
 typedef struct Walkqid	Walkqid;
+typedef struct Kmesg	Kmesg;
 typedef int    Devgen(Chan*, char*, Dirtab*, int, int, Dir*);
 #include "fcall.h"
  * Log console output so it can be retrieved via /dev/kmesg.
  * This is good for catching boot-time messages after the fact.
  */
-struct {
+struct Kmesg {
 	Lock lk;
 	uint n;
 	char buf[16384];
-} kmesg;
+};
+extern Kmesg kmesg;

@@ -13,6 +13,7 @@ · 12 unmodified lines
13		13
14	void (screenputs)(char, int) = 0;	14	void (screenputs)(char, int) = 0;
15		15
		16	Kmesg kmesg; /* console messages */
16	Queue* kbdq; /* unprocessed console input */	17	Queue* kbdq; /* unprocessed console input */
17	Queue* lineq; /* processed console input */	18	Queue* lineq; /* processed console input */
18	Queue* kprintoq; /* console output, for /dev/kprint */	19	Queue* kprintoq; /* console output, for /dev/kprint */

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