[PATCH RFC 04/10] scripts/: fix some comment spelling errors

[zhaolichang]

I found that there are many spelling errors in the comments of qemu,
so I used the spellcheck tool to check the spelling errors
and finally found some spelling errors in the scripts folder.

Signed-off-by: zhaolichang <zhaolichang@huawei.com>
---
 scripts/checkpatch.pl          | 2 +-
 scripts/clean-header-guards.pl | 2 +-
 scripts/decodetree.py          | 6 +++---
 scripts/oss-fuzz/build.sh      | 2 +-
 scripts/tracetool/__init__.py  | 2 +-
 5 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index bd3faa1..5091089 100644
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1870,7 +1870,7 @@ sub process {
                        substr($s, 0, length($c), '');
 
                        # Make sure we remove the line prefixes as we have
-                       # none on the first line, and are going to readd them
+                       # none on the first line, and are going to re-add them
                        # where necessary.
                        $s =~ s/\n./\n/gs;
 
diff --git a/scripts/clean-header-guards.pl b/scripts/clean-header-guards.pl
index f47d673..a668025 100644
--- a/scripts/clean-header-guards.pl
+++ b/scripts/clean-header-guards.pl
@@ -19,7 +19,7 @@
 # Does the following:
 # - Header files without a recognizable header guard are skipped.
 # - Clean up any untidy header guards in-place.  Warn if the cleanup
-#   renames guard symbols, and explain how to find occurences of these
+#   renames guard symbols, and explain how to find occurrences of these
 #   symbols that may have to be updated manually.
 # - Warn about duplicate header guard symbols.  To make full use of
 #   this warning, you should clean up *all* headers in one run.
diff --git a/scripts/decodetree.py b/scripts/decodetree.py
index 694757b..b136977 100644
--- a/scripts/decodetree.py
+++ b/scripts/decodetree.py
@@ -88,7 +88,7 @@ def str_indent(c):
 
 
 def str_fields(fields):
-    """Return a string uniquely identifing FIELDS"""
+    """Return a string uniquely identifying FIELDS"""
     r = ''
     for n in sorted(fields.keys()):
         r += '_' + n
@@ -806,7 +806,7 @@ def parse_generic(lineno, parent_pat, name, toks):
     arg = None
     fmt = None
     for t in toks:
-        # '&Foo' gives a format an explcit argument set.
+        # '&Foo' gives a format an explicit argument set.
         if t[0] == '&':
             tt = t[1:]
             if arg:
@@ -895,7 +895,7 @@ def parse_generic(lineno, parent_pat, name, toks):
     elif not (is_format and width == 0) and width != insnwidth:
         error(lineno, 'definition has {0} bits'.format(width))
 
-    # Do not check for fields overlaping fields; one valid usage
+    # Do not check for fields overlapping fields; one valid usage
     # is to be able to duplicate fields via import.
     fieldmask = 0
     for f in flds.values():
diff --git a/scripts/oss-fuzz/build.sh b/scripts/oss-fuzz/build.sh
index a07b302..7587766 100644
--- a/scripts/oss-fuzz/build.sh
+++ b/scripts/oss-fuzz/build.sh
@@ -73,7 +73,7 @@ mkdir -p "$DEST_DIR/lib/"  # Copy the shared libraries here
 if ! make CONFIG_FUZZ=y CFLAGS="$LIB_FUZZING_ENGINE" "-j$(nproc)" \
     i386-softmmu/fuzz; then
     fatal "Build failed. Please specify a compiler with fuzzing support"\
-          "using the \$CC and \$CXX environemnt variables, or specify a"\
+          "using the \$CC and \$CXX environment variables, or specify a"\
           "\$LIB_FUZZING_ENGINE compatible with your compiler"\
           "\nFor example: CC=clang CXX=clang++ $0"
 fi
diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
index 3ccfa1e..3ee54be 100644
--- a/scripts/tracetool/__init__.py
+++ b/scripts/tracetool/__init__.py
@@ -34,7 +34,7 @@ def error(*lines):
 def out(*lines, **kwargs):
     """Write a set of output lines.
 
-    You can use kwargs as a shorthand for mapping variables when formating all
+    You can use kwargs as a shorthand for mapping variables when formatting all
     the strings in lines.
     """
     lines = [ l % kwargs for l in lines ]
-- 
2.26.2.windows.1