bsd-user: spelling fixes

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
Reviewed-by: Warner Losh <imp@bsdimp.com>

bsd-user/errno_defs.h

@@ -149,7 +149,7 @@
 #define TARGET_ELAST            90              /* Must be equal largest errno */
 
 /* Internal errors: */
-#define TARGET_EJUSTRETURN      254             /* Just return without modifing regs */
+#define TARGET_EJUSTRETURN      254             /* Just return without modifying regs */
 #define TARGET_ERESTART         255             /* Restart syscall */
 
 #include "special-errno.h"

bsd-user/freebsd/target_os_siginfo.h

@@ -72,7 +72,7 @@ typedef struct target_siginfo {
             int32_t _mqd;
         } _mesgp;
 
-        /* SIGPOLL -- Not really genreated in FreeBSD ??? */
+        /* SIGPOLL -- Not really generated in FreeBSD ??? */
         struct {
             int _band;  /* POLL_IN, POLL_OUT, POLL_MSG */
         } _poll;

bsd-user/freebsd/target_os_stack.h

@@ -25,7 +25,7 @@
 #include "qemu/guest-random.h"
 
 /*
- * The inital FreeBSD stack is as follows:
+ * The initial FreeBSD stack is as follows:
  * (see kern/kern_exec.c exec_copyout_strings() )
  *
  *  Hi Address -> char **ps_argvstr  (struct ps_strings for ps, w, etc.)
@@ -59,7 +59,7 @@ static inline int setup_initial_stack(struct bsd_binprm *bprm,
     /* Save some space for ps_strings. */
     p -= sizeof(struct target_ps_strings);
 
-    /* Add machine depedent sigcode. */
+    /* Add machine dependent sigcode. */
     p -= TARGET_SZSIGCODE;
     if (setup_sigtramp(p, (unsigned)offsetof(struct target_sigframe, sf_uc),
             TARGET_FREEBSD_NR_sigreturn)) {

bsd-user/freebsd/target_os_user.h

@@ -26,7 +26,7 @@
 struct target_priority {
     uint8_t     pri_class;      /* Scheduling class. */
     uint8_t     pri_level;      /* Normal priority level. */
-    uint8_t     pri_native;     /* Priority before propogation. */
+    uint8_t     pri_native;     /* Priority before propagation. */
     uint8_t     pri_user;       /* User priority based on p_cpu and p_nice. */
 };
 

bsd-user/qemu.h

@@ -116,7 +116,7 @@ extern const char *qemu_uname_release;
 /*
  * TARGET_ARG_MAX defines the number of bytes allocated for arguments
  * and envelope for the new program. 256k should suffice for a reasonable
- * maxiumum env+arg in 32-bit environments, bump it up to 512k for !ILP32
+ * maximum env+arg in 32-bit environments, bump it up to 512k for !ILP32
  * platforms.
  */
 #if TARGET_ABI_BITS > 32

bsd-user/signal-common.h

@@ -49,11 +49,11 @@ void target_to_host_sigset(sigset_t *d, const target_sigset_t *s);
  * union in target_siginfo is valid. This only applies between
  * host_to_target_siginfo_noswap() and tswap_siginfo(); it does not appear
  * either within host siginfo_t or in target_siginfo structures which we get
- * from the guest userspace program. Linux kenrels use this internally, but BSD
+ * from the guest userspace program. Linux kernels use this internally, but BSD
  * kernels don't do this, but its a useful abstraction.
  *
  * The linux-user version of this uses the top 16 bits, but FreeBSD's SI_USER
- * and other signal indepenent SI_ codes have bit 16 set, so we only use the top
+ * and other signal independent SI_ codes have bit 16 set, so we only use the top
  * byte instead.
  *
  * For FreeBSD, we have si_pid, si_uid, si_status, and si_addr always. Linux and

bsd-user/signal.c

@@ -44,7 +44,7 @@ static inline int sas_ss_flags(TaskState *ts, unsigned long sp)
 }
 
 /*
- * The BSD ABIs use the same singal numbers across all the CPU architectures, so
+ * The BSD ABIs use the same signal numbers across all the CPU architectures, so
  * (unlike Linux) these functions are just the identity mapping. This might not
  * be true for XyzBSD running on AbcBSD, which doesn't currently work.
  */
@@ -241,7 +241,7 @@ static inline void host_to_target_siginfo_noswap(target_siginfo_t *tinfo,
 #endif
         /*
          * Unsure that this can actually be generated, and our support for
-         * capsicum is somewhere between weak and non-existant, but if we get
+         * capsicum is somewhere between weak and non-existent, but if we get
          * one, then we know what to save.
          */
 #ifdef QEMU_SI_CAPSICUM
@@ -319,7 +319,7 @@ int block_signals(void)
     /*
      * It's OK to block everything including SIGSEGV, because we won't run any
      * further guest code before unblocking signals in
-     * process_pending_signals(). We depend on the FreeBSD behaivor here where
+     * process_pending_signals(). We depend on the FreeBSD behavior here where
      * this will only affect this thread's signal mask. We don't use
      * pthread_sigmask which might seem more correct because that routine also
      * does odd things with SIGCANCEL to implement pthread_cancel().