minor code-style, initialize var at the top of function

[st.git] / st.c

diff --git a/st.c b/st.c
index d35f89d..f342e5c 100644 (file)
--- a/st.c
+++ b/st.c
@@ -16,6 +16,7 @@
 #include <termios.h>
 #include <unistd.h>
 #include <wchar.h>
+#include <wctype.h>
 
 #include "st.h"
 #include "win.h"
@@ -41,7 +42,7 @@
 #define ISCONTROLC0(c)         (BETWEEN(c, 0, 0x1f) || (c) == '\177')
 #define ISCONTROLC1(c)         (BETWEEN(c, 0x80, 0x9f))
 #define ISCONTROL(c)           (ISCONTROLC0(c) || ISCONTROLC1(c))
-#define ISDELIM(u)             (utf8strchr(worddelimiters, u) != NULL)
+#define ISDELIM(u)             ((iswspace(u) || iswpunct(u)) && wcschr(extrawordchars, u) == NULL)
 
 enum term_mode {
        MODE_WRAP        = 1 << 0,
@@ -210,7 +211,6 @@ static void selsnap(int *, int *, int);
 static size_t utf8decode(const char *, Rune *, size_t);
 static Rune utf8decodebyte(char, size_t *);
 static char utf8encodebyte(Rune, size_t);
-static char *utf8strchr(char *, Rune);
 static size_t utf8validate(Rune *, size_t);
 
 static char *base64dec(const char *);
@@ -337,23 +337,6 @@ utf8encodebyte(Rune u, size_t i)
        return utfbyte[i] | (u & ~utfmask[i]);
 }
 
-char *
-utf8strchr(char *s, Rune u)
-{
-       Rune r;
-       size_t i, j, len;
-
-       len = strlen(s);
-       for (i = 0, j = 0; i < len; i += j) {
-               if (!(j = utf8decode(&s[i], &r, len - i)))
-                       break;
-               if (r == u)
-                       return &(s[i]);
-       }
-
-       return NULL;
-}
-
 size_t
 utf8validate(Rune *u, size_t i)
 {
@@ -1847,7 +1830,7 @@ csireset(void)
 void
 strhandle(void)
 {
-       char *p = NULL;
+       char *p = NULL, *dec;
        int j, narg, par;
 
        term.esc &= ~(ESC_STR_END|ESC_STR);
@@ -1865,8 +1848,6 @@ strhandle(void)
                        return;
                case 52:
                        if (narg > 2) {
-                               char *dec;
-
                                dec = base64dec(strescseq.args[2]);
                                if (dec) {
                                        xsetsel(dec);