Robustify mpers.awk against invalid input

[strace] / ipc_sem.c

diff --git a/ipc_sem.c b/ipc_sem.c
index e98f8ef6aa2a6ea3c7c3cb6fe83300f05d8eb107..c7351ae84cb0ef89cd90d7f9eb6204d61f9f4898 100644 (file)
--- a/ipc_sem.c
+++ b/ipc_sem.c
@@ -33,11 +33,16 @@
 #include "defs.h"
 #include "ipc_defs.h"
 
-#include <sys/sem.h>
+#ifdef HAVE_SYS_SEM_H
+# include <sys/sem.h>
+#elif defined HAVE_LINUX_SEM_H
+# include <linux/sem.h>
+#endif
 
 #include "xlat/semctl_flags.h"
 #include "xlat/semop_flags.h"
 
+#if defined HAVE_SYS_SEM_H || defined HAVE_LINUX_SEM_H
 static void
 tprint_sembuf(const struct sembuf *sb)
 {
@@ -45,10 +50,12 @@ tprint_sembuf(const struct sembuf *sb)
        printflags(semop_flags, sb->sem_flg, "SEM_???");
        tprints("}");
 }
+#endif
 
 static void
 tprint_sembuf_array(struct tcb *tcp, const long addr, const unsigned long count)
 {
+#if defined HAVE_SYS_SEM_H || defined HAVE_LINUX_SEM_H
        unsigned long max_count;
        struct sembuf sb;
 
@@ -78,6 +85,9 @@ tprint_sembuf_array(struct tcb *tcp, const long addr, const unsigned long count)
 
                tprints("]");
        }
+#else
+       printaddr(addr);
+#endif
        tprintf(", %lu", count);
 }