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dmenu
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Remove function prototypes and reorder functions accordingly

This commit is contained in:
FRIGN 2015-09-28 00:19:36 +02:00 committed by Hiltjo Posthuma
parent 10fd4f275f
commit ba75bb30fa
1 changed files with 64 additions and 80 deletions
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144
dmenu.c
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@ -34,22 +34,6 @@ struct item {
bool out; bool out;
}; };
static void appenditem(struct item *, struct item **, struct item **);
static void calcoffsets(void);
static char *cistrstr(const char *, const char *);
static void cleanup(void);
static void drawmenu(void);
static void grabkeyboard(void);
static void insert(const char *, ssize_t);
static void keypress(XKeyEvent *);
static void match(void);
static size_t nextrune(int);
static void paste(void);
static void readstdin(void);
static void run(void);
static void setup(void);
static void usage(void);
static char text[BUFSIZ] = ""; static char text[BUFSIZ] = "";
static int bh, mw, mh; static int bh, mw, mh;
static int sw, sh; /* X display screen geometry width, height */ static int sw, sh; /* X display screen geometry width, height */
@ -215,6 +199,59 @@ grabkeyboard(void)
die("cannot grab keyboard\n"); die("cannot grab keyboard\n");
} }
static void
match(void)
{
static char **tokv = NULL;
static int tokn = 0;
char buf[sizeof text], *s;
int i, tokc = 0;
size_t len;
struct item *item, *lprefix, *lsubstr, *prefixend, *substrend;
strcpy(buf, text);
/* separate input text into tokens to be matched individually */
for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NULL, " "))
if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
die("cannot realloc %u bytes\n", tokn * sizeof *tokv);
len = tokc ? strlen(tokv[0]) : 0;
matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL;
for (item = items; item && item->text; item++) {
for (i = 0; i < tokc; i++)
if (!fstrstr(item->text, tokv[i]))
break;
if (i != tokc) /* not all tokens match */
continue;
/* exact matches go first, then prefixes, then substrings */
if (!tokc || !fstrncmp(tokv[0], item->text, len + 1))
appenditem(item, &matches, &matchend);
else if (!fstrncmp(tokv[0], item->text, len))
appenditem(item, &lprefix, &prefixend);
else
appenditem(item, &lsubstr, &substrend);
}
if (lprefix) {
if (matches) {
matchend->right = lprefix;
lprefix->left = matchend;
} else
matches = lprefix;
matchend = prefixend;
}
if (lsubstr) {
if (matches) {
matchend->right = lsubstr;
lsubstr->left = matchend;
} else
matches = lsubstr;
matchend = substrend;
}
curr = sel = matches;
calcoffsets();
}
static void static void
insert(const char *str, ssize_t n) insert(const char *str, ssize_t n)
{ {
@ -228,6 +265,17 @@ insert(const char *str, ssize_t n)
match(); match();
} }
static size_t
nextrune(int inc)
{
ssize_t n;
/* return location of next utf8 rune in the given direction (+1 or -1) */
for (n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc)
;
return n;
}
static void static void
keypress(XKeyEvent *ev) keypress(XKeyEvent *ev)
{ {
@ -398,70 +446,6 @@ keypress(XKeyEvent *ev)
drawmenu(); drawmenu();
} }
static void
match(void)
{
static char **tokv = NULL;
static int tokn = 0;
char buf[sizeof text], *s;
int i, tokc = 0;
size_t len;
struct item *item, *lprefix, *lsubstr, *prefixend, *substrend;
strcpy(buf, text);
/* separate input text into tokens to be matched individually */
for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NULL, " "))
if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
die("cannot realloc %u bytes\n", tokn * sizeof *tokv);
len = tokc ? strlen(tokv[0]) : 0;
matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL;
for (item = items; item && item->text; item++) {
for (i = 0; i < tokc; i++)
if (!fstrstr(item->text, tokv[i]))
break;
if (i != tokc) /* not all tokens match */
continue;
/* exact matches go first, then prefixes, then substrings */
if (!tokc || !fstrncmp(tokv[0], item->text, len + 1))
appenditem(item, &matches, &matchend);
else if (!fstrncmp(tokv[0], item->text, len))
appenditem(item, &lprefix, &prefixend);
else
appenditem(item, &lsubstr, &substrend);
}
if (lprefix) {
if (matches) {
matchend->right = lprefix;
lprefix->left = matchend;
} else
matches = lprefix;
matchend = prefixend;
}
if (lsubstr) {
if (matches) {
matchend->right = lsubstr;
lsubstr->left = matchend;
} else
matches = lsubstr;
matchend = substrend;
}
curr = sel = matches;
calcoffsets();
}
static size_t
nextrune(int inc)
{
ssize_t n;
/* return location of next utf8 rune in the given direction (+1 or -1) */
for (n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc)
;
return n;
}
static void static void
paste(void) paste(void)
{ {