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- Process #elif directives correctly (doesn't affect the current SCST source code).
- Do not remove double blank lines from documentation files.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@2278 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2010-09-26 09:37:27 +00:00
parent c11a96382e
commit c9ad2e7a7b
1 changed files with 35 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files
scripts/specialize-patch
+35 -20
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@@ -256,27 +256,16 @@ function handle_if()
if (debug)
printf "/* debug specialize-patch: (d) %s -> %s */\n", $0, evaluated
if (evaluated ~ "^+#if")
{
if_stmnt[if_nesting_level] = evaluated
any_section_output[if_nesting_level] = 0
}
else
{
sub("^+#elif ",
sprintf("+#if ! %d \\&\\& ", decision[if_nesting_level]),
evaluated)
evaluated = evaluate(evaluated)
}
decision[if_nesting_level] = evaluated
matching_if = if_stmnt[if_nesting_level]
if_stmnt[if_elif_nesting_level] = evaluated
any_section_output[if_elif_nesting_level] = 0
decision[if_elif_nesting_level] = evaluated
matching_if = if_stmnt[if_elif_nesting_level]
}
# Decide whether or not to print the preprocessor statement $0.
function process_preprocessor_statement() {
last_if_nesting_level = if_nesting_level
orig_stmnt = $0
evaluated = evaluate($0)
condition = 1
@@ -284,20 +273,28 @@ function process_preprocessor_statement() {
if (evaluated ~ "^+#if")
{
if_nesting_level++
if_elif_nesting_level++
contiguous_if_elif_count[if_nesting_level] = 1
handle_if()
}
else if (evaluated ~ "^+#elif")
{
matching_if = if_stmnt[if_elif_nesting_level]
decision[if_elif_nesting_level] = invert(decision[if_elif_nesting_level])
if_elif_nesting_level++
contiguous_if_elif_count[if_nesting_level]++
sub("^+#elif ", "+#if ", evaluated)
handle_if()
}
else if (evaluated ~ "^+#else")
{
matching_if = if_stmnt[if_nesting_level]
decision[if_nesting_level] = invert(decision[if_nesting_level])
matching_if = if_stmnt[if_elif_nesting_level]
decision[if_elif_nesting_level] = invert(decision[if_elif_nesting_level])
}
else if (evaluated ~ "^+#endif")
{
matching_if = if_stmnt[if_nesting_level]
matching_if = if_stmnt[if_elif_nesting_level]
if_elif_nesting_level -= contiguous_if_elif_count[if_nesting_level]
if_nesting_level--
}
else
@@ -307,12 +304,12 @@ function process_preprocessor_statement() {
if (condition)
{
output = 1
for (i = if_nesting_level; i >= 0; i--)
for (i = if_elif_nesting_level; i >= 0; i--)
{
output = output && decision[i] != "+#if 0"
}
if (output)
any_section_output[if_nesting_level] = 1
any_section_output[if_elif_nesting_level] = 1
}
if (evaluated ~ "^+#define SCSI_EXEC_REQ_FIFO_DEFINED$" \
&& SCSI_EXEC_REQ_FIFO_DEFINED != "" \
@@ -352,7 +349,9 @@ function reset_hunk_state_variables() {
lines_deleted = 0
output = 1
if_nesting_level = -1
if_elif_nesting_level = -1
delete_next_blank_line = 0
h[0] = ""
}
function dump_lines() {
@@ -400,11 +399,27 @@ BEGIN {
config_scst_proc_undefined = 0
# Variable initialization.
is_c_source = 0
reset_hunk_state_variables()
}
{
if (match($0, "^diff [^ ]* [^ ]* ([^ ]*)$", filename) \
|| match($0, "^\\+\\+\\+\t([^ ]*)\t", filename))
{
# Start of new file.
dump_lines()
reset_hunk_state_variables()
is_c_source = match(filename[1], "\\.[ch]$") != 0
}
if (!is_c_source)
{
print
next
}
if (!config_scst_proc_undefined)
{
gsub("^+/\\* #define CONFIG_SCST_PROC \\*/$", "+#define CONFIG_SCST_PROC")