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authorDenys Vlasenko2019-04-01 13:59:38 +0200
committerDenys Vlasenko2019-04-01 13:59:38 +0200
commit363a2bc9b15fb0b6cf2d5840d6c7cdcfe9bd8074 (patch)
tree33d88e68e3d11f014b9cd2e38b3b24f38ed82aeb /editors/vi.c
parent24bd350aaa3cd593a9a8304042cea689d716aba2 (diff)
downloadbusybox-363a2bc9b15fb0b6cf2d5840d6c7cdcfe9bd8074.zip
busybox-363a2bc9b15fb0b6cf2d5840d6c7cdcfe9bd8074.tar.gz
vi: rearrange functions, no logic changes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'editors/vi.c')
-rw-r--r--editors/vi.c149
1 files changed, 75 insertions, 74 deletions
diff --git a/editors/vi.c b/editors/vi.c
index 4061193..cfb1a71 100644
--- a/editors/vi.c
+++ b/editors/vi.c
@@ -511,7 +511,6 @@ static char *char_insert(char *, char, int); // insert the char c at 'p'
// might reallocate text[]! use p += stupid_insert(p, ...),
// and be careful to not use pointers into potentially freed text[]!
static uintptr_t stupid_insert(char *, char); // stupidly insert the char c at 'p'
-static int find_range(char **, char **, char); // return pointers for an object
static int st_test(char *, int, int, char *); // helper for skip_thing()
static char *skip_thing(char *, int, int, int); // skip some object
static char *find_pair(char *, char); // find matching pair () [] {}
@@ -1874,79 +1873,6 @@ static uintptr_t stupid_insert(char *p, char c) // stupidly insert the char c at
return bias;
}
-static int find_range(char **start, char **stop, char c)
-{
- char *save_dot, *p, *q, *t;
- int cnt, multiline = 0;
-
- save_dot = dot;
- p = q = dot;
-
- if (strchr("cdy><", c)) {
- // these cmds operate on whole lines
- p = q = begin_line(p);
- for (cnt = 1; cnt < cmdcnt; cnt++) {
- q = next_line(q);
- }
- q = end_line(q);
- } else if (strchr("^%$0bBeEfth\b\177", c)) {
- // These cmds operate on char positions
- do_cmd(c); // execute movement cmd
- q = dot;
- } else if (strchr("wW", c)) {
- do_cmd(c); // execute movement cmd
- // if we are at the next word's first char
- // step back one char
- // but check the possibilities when it is true
- if (dot > text && ((isspace(dot[-1]) && !isspace(dot[0]))
- || (ispunct(dot[-1]) && !ispunct(dot[0]))
- || (isalnum(dot[-1]) && !isalnum(dot[0]))))
- dot--; // move back off of next word
- if (dot > text && *dot == '\n')
- dot--; // stay off NL
- q = dot;
- } else if (strchr("H-k{", c)) {
- // these operate on multi-lines backwards
- q = end_line(dot); // find NL
- do_cmd(c); // execute movement cmd
- dot_begin();
- p = dot;
- } else if (strchr("L+j}\r\n", c)) {
- // these operate on multi-lines forwards
- p = begin_line(dot);
- do_cmd(c); // execute movement cmd
- dot_end(); // find NL
- q = dot;
- } else {
- // nothing -- this causes any other values of c to
- // represent the one-character range under the
- // cursor. this is correct for ' ' and 'l', but
- // perhaps no others.
- //
- }
- if (q < p) {
- t = q;
- q = p;
- p = t;
- }
-
- // backward char movements don't include start position
- if (q > p && strchr("^0bBh\b\177", c)) q--;
-
- multiline = 0;
- for (t = p; t <= q; t++) {
- if (*t == '\n') {
- multiline = 1;
- break;
- }
- }
-
- *start = p;
- *stop = q;
- dot = save_dot;
- return multiline;
-}
-
static int st_test(char *p, int type, int dir, char *tested)
{
char c, c0, ci;
@@ -3177,6 +3103,81 @@ static void refresh(int full_screen)
#undef old_offset
}
+static void do_cmd(int c);
+
+static int find_range(char **start, char **stop, char c)
+{
+ char *save_dot, *p, *q, *t;
+ int cnt, multiline = 0;
+
+ save_dot = dot;
+ p = q = dot;
+
+ if (strchr("cdy><", c)) {
+ // these cmds operate on whole lines
+ p = q = begin_line(p);
+ for (cnt = 1; cnt < cmdcnt; cnt++) {
+ q = next_line(q);
+ }
+ q = end_line(q);
+ } else if (strchr("^%$0bBeEfth\b\177", c)) {
+ // These cmds operate on char positions
+ do_cmd(c); // execute movement cmd
+ q = dot;
+ } else if (strchr("wW", c)) {
+ do_cmd(c); // execute movement cmd
+ // if we are at the next word's first char
+ // step back one char
+ // but check the possibilities when it is true
+ if (dot > text && ((isspace(dot[-1]) && !isspace(dot[0]))
+ || (ispunct(dot[-1]) && !ispunct(dot[0]))
+ || (isalnum(dot[-1]) && !isalnum(dot[0]))))
+ dot--; // move back off of next word
+ if (dot > text && *dot == '\n')
+ dot--; // stay off NL
+ q = dot;
+ } else if (strchr("H-k{", c)) {
+ // these operate on multi-lines backwards
+ q = end_line(dot); // find NL
+ do_cmd(c); // execute movement cmd
+ dot_begin();
+ p = dot;
+ } else if (strchr("L+j}\r\n", c)) {
+ // these operate on multi-lines forwards
+ p = begin_line(dot);
+ do_cmd(c); // execute movement cmd
+ dot_end(); // find NL
+ q = dot;
+ } else {
+ // nothing -- this causes any other values of c to
+ // represent the one-character range under the
+ // cursor. this is correct for ' ' and 'l', but
+ // perhaps no others.
+ //
+ }
+ if (q < p) {
+ t = q;
+ q = p;
+ p = t;
+ }
+
+ // backward char movements don't include start position
+ if (q > p && strchr("^0bBh\b\177", c)) q--;
+
+ multiline = 0;
+ for (t = p; t <= q; t++) {
+ if (*t == '\n') {
+ multiline = 1;
+ break;
+ }
+ }
+
+ *start = p;
+ *stop = q;
+ dot = save_dot;
+ return multiline;
+}
+
//---------------------------------------------------------------------
//----- the Ascii Chart -----------------------------------------------
// 00 nul 01 soh 02 stx 03 etx 04 eot 05 enq 06 ack 07 bel