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scripts/filter-trace-entry-exit: Filter out "return;" statements at the end of a function that are not preceeded by a label.

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@3811 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2011-08-16 12:20:25 +00:00
parent 78d62e7dd1
commit de8bc79ae0
1 changed files with 32 additions and 1 deletions
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33
scripts/filter-trace-entry-exit
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@@ -23,6 +23,9 @@ function categorize_line(line) {
is_blank = 0
is_trace_entry = 0
is_trace_exit = 0
is_label = 0
is_return_void = 0
is_brace_at_start_of_line = 0
if (line ~ "^+$")
is_blank = 1
else if (line ~ "^+\tTRACE_ENTRY\\(\\);$")
@@ -31,6 +34,12 @@ function categorize_line(line) {
|| line ~ "^+\tTRACE_EXIT_RES\\(.*\\);$" \
|| line ~ "^+\tTRACE_EXIT_HRES\\(.*\\);$")
is_trace_exit = 1
else if (line ~ ":$")
is_label = 1
else if (line ~ "^+\treturn;$")
is_return_void = 1
else if (line ~ "^+}$")
is_brace_at_start_of_line = 1
}
# Leave out TRACE_ENTRY() and the blank line below it and also TRACE_EXIT()
@@ -39,10 +48,14 @@ function print_conditionally() {
if (previous_is_trace_entry \
|| (before_previous_is_trace_entry && previous_is_blank) \
|| previous_is_trace_exit \
|| (previous_is_blank && is_trace_exit))
|| (previous_is_blank && is_trace_exit) \
|| (!before_previous_is_label \
&& previous_is_return_void \
&& is_brace_at_start_of_line))
{
# print "deleted", previous_line
lines_deleted++
reverse_shift_state_variables()
}
else
{
@@ -56,9 +69,19 @@ function shift_state_variables(line) {
before_previous_is_blank = previous_is_blank
before_previous_is_trace_entry = previous_is_trace_entry
before_previous_is_trace_exit = previous_is_trace_exit
before_previous_is_label = previous_is_label
previous_is_blank = is_blank
previous_is_trace_entry = is_trace_entry
previous_is_trace_exit = is_trace_exit
previous_is_label = is_label
previous_is_return_void = is_return_void
}
function reverse_shift_state_variables() {
previous_is_blank = before_previous_is_blank
previous_is_trace_entry = before_previous_is_trace_entry
previous_is_trace_exit = before_previous_is_trace_exit
previous_is_label = before_previous_is_label
}
function reset_hunk_state_variables() {
@@ -68,9 +91,12 @@ function reset_hunk_state_variables() {
before_previous_is_blank = 0
before_previous_is_trace_entry = 0
before_previous_is_trace_exit = 0
before_previous_is_label = 0
previous_is_blank = 0
previous_is_trace_entry = 0
previous_is_trace_exit = 0
previous_is_label = 0
previous_is_return_void = 0
}
function dump_lines() {
@@ -130,3 +156,8 @@ END {
print_conditionally()
dump_lines()
}
# Local variables:
# indent-tabs-mode: nil
# c-basic-offset: 2
# End: