Hello,
this is a patch that Andres asked me for. It makes pg_bsd_indent leave
preprocessor space alone, as in this example:
#if 0
# if 0
# if 0
# error
# endif
# endif
#else
# line 7
#endif
diff -ur pg_bsd_indent/args.c pg_bsd_indent_patched/args.c
--- pg_bsd_indent/args.c 2014-01-31 04:09:31.000000000 +0100
+++ pg_bsd_indent_patched/args.c 2017-02-08 01:59:01.921080544 +0100
@@ -221,6 +221,9 @@
"lc", PRO_INT, 0, 0, &block_comment_max_col
},
{
+ "lps", PRO_BOOL, false, ON, &leave_preprocessor_space
+ },
+ {
"lp", PRO_BOOL, true, ON, &lineup_to_parens
},
{
@@ -269,6 +272,9 @@
"nip", PRO_BOOL, true, OFF, &ps.indent_parameters
},
{
+ "nlps", PRO_BOOL, false, OFF, &leave_preprocessor_space
+ },
+ {
"nlp", PRO_BOOL, true, OFF, &lineup_to_parens
},
{
diff -ur pg_bsd_indent/indent.c pg_bsd_indent_patched/indent.c
--- pg_bsd_indent/indent.c 2014-01-31 04:06:43.000000000 +0100
+++ pg_bsd_indent_patched/indent.c 2017-02-08 01:56:59.039931984 +0100
@@ -1091,17 +1091,25 @@
(s_code != e_code))
dump_line();
*e_lab++ = '#'; /* move whole line to 'label' buffer */
+ if (leave_preprocessor_space) {
+ while (isblank((int)*buf_ptr)) {
+ CHECK_SIZE_LAB;
+ *e_lab++ = *buf_ptr++;
+ }
+ }
+ else {
+ while (isblank((int)*buf_ptr)) {
+ buf_ptr++;
+ }
+ }
+ t_ptr = e_lab;
+
{
int in_comment = 0;
int com_start = 0;
char quote = 0;
int com_end = 0;
- while (*buf_ptr == ' ' || *buf_ptr == '\t') {
- buf_ptr++;
- if (buf_ptr >= buf_end)
- fill_buffer();
- }
while (*buf_ptr != '\n' || in_comment) {
CHECK_SIZE_LAB;
*e_lab = *buf_ptr++;
@@ -1179,7 +1187,7 @@
ps.pcase = false;
}
- if (strncmp(s_lab, "#if", 3) == 0) {
+ if (t_ptr[0] == 'i' && t_ptr[1] == 'f') {
if (blanklines_around_conditional_compilation) {
int c;
prefix_blankline_requested++;
@@ -1192,7 +1200,7 @@
} else
diag(1, "#if stack overflow");
} else
- if (strncmp(s_lab, "#else", 5) == 0) {
+ if (t_ptr[0] == 'e' && t_ptr[1] == 'l') {
if (ifdef_level <= 0)
diag(1, "Unmatched #else");
else {
@@ -1200,7 +1208,7 @@
ps = state_stack[ifdef_level - 1];
}
} else
- if (strncmp(s_lab, "#endif", 6) == 0) {
+ if (strncmp(t_ptr, "endif", 5) == 0) {
if (ifdef_level <= 0)
diag(1, "Unmatched #endif");
else {
diff -ur pg_bsd_indent/indent_globs.h pg_bsd_indent_patched/indent_globs.h
--- pg_bsd_indent/indent_globs.h 2005-11-15 01:30:24.000000000 +0100
+++ pg_bsd_indent_patched/indent_globs.h 2017-02-08 01:57:51.003994806 +0100
@@ -222,6 +222,7 @@
* "for(e;e;e)" should be indented an extra
* tab stop so that they don't conflict with
* the code that follows */
+EXTERN int leave_preprocessor_space;
/* -troff font state information */
--
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