cosmetic, whitespace, etc.
Aurélien Aptel
parent
df54ab0405
commit
bcb7ec68c2
79
st.c
79
st.c
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@ -6,6 +6,7 @@
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#include <limits.h>
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#include <locale.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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@ -79,6 +80,10 @@ enum { WIN_VISIBLE=1, WIN_REDRAW=2, WIN_FOCUSED=4 };
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#undef B0
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enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 };
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typedef unsigned char uchar;
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typedef unsigned int uint;
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typedef unsigned long ulong;
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typedef struct {
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char c[UTF_SIZ]; /* character code */
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char mode; /* attribute flags */
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@ -113,7 +118,7 @@ typedef struct {
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int col; /* nb col */
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Line* line; /* screen */
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Line* alt; /* alternate screen */
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char* dirty; /* dirtyness of lines */
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bool* dirty; /* dirtyness of lines */
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TCursor c; /* cursor */
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int top; /* top scroll limit */
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int bot; /* bottom scroll limit */
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@ -145,13 +150,13 @@ typedef struct {
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typedef struct {
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KeySym k;
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unsigned int mask;
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uint mask;
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char s[ESC_BUF_SIZ];
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} Key;
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/* Drawing Context */
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typedef struct {
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unsigned long col[256];
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ulong col[256];
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GC gc;
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struct {
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int ascent;
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@ -182,7 +187,7 @@ static void drawregion(int, int, int, int);
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static void execsh(void);
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static void sigchld(int);
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static void run(void);
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static int last_draw_too_old(void);
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static bool last_draw_too_old(void);
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static void csidump(void);
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static void csihandle(void);
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@ -229,7 +234,7 @@ static void xresize(int, int);
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static void expose(XEvent *);
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static void visibility(XEvent *);
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static void unmap(XEvent *);
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static char* kmap(KeySym, unsigned int);
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static char* kmap(KeySym, uint);
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static void kpress(XEvent *);
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static void cmessage(XEvent *);
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static void resize(XEvent *);
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@ -241,7 +246,7 @@ static void selnotify(XEvent *);
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static void selrequest(XEvent *);
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static void selinit(void);
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static inline int selected(int, int);
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static inline bool selected(int, int);
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static void selcopy(void);
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static void selpaste();
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static void selscroll(int, int);
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@ -282,31 +287,31 @@ static char *opt_class = NULL;
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int
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utf8decode(char *s, long *u) {
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unsigned char c;
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uchar c;
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int i, n, rtn;
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rtn = 1;
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c = *s;
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if(~c&B7) { /* 0xxxxxxx */
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if(~c & B7) { /* 0xxxxxxx */
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*u = c;
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return rtn;
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} else if((c&(B7|B6|B5)) == (B7|B6)) { /* 110xxxxx */
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} else if((c & (B7|B6|B5)) == (B7|B6)) { /* 110xxxxx */
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*u = c&(B4|B3|B2|B1|B0);
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n = 1;
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} else if((c&(B7|B6|B5|B4)) == (B7|B6|B5)) { /* 1110xxxx */
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} else if((c & (B7|B6|B5|B4)) == (B7|B6|B5)) { /* 1110xxxx */
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*u = c&(B3|B2|B1|B0);
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n = 2;
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} else if((c&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */
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*u = c&(B2|B1|B0);
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} else if((c & (B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */
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*u = c & (B2|B1|B0);
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n = 3;
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} else
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goto invalid;
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for(i=n,++s; i>0; --i,++rtn,++s) {
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for(i = n, ++s; i > 0; --i, ++rtn, ++s) {
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c = *s;
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if((c&(B7|B6)) != B7) /* 10xxxxxx */
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if((c & (B7|B6)) != B7) /* 10xxxxxx */
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goto invalid;
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*u <<= 6;
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*u |= c&(B5|B4|B3|B2|B1|B0);
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*u |= c & (B5|B4|B3|B2|B1|B0);
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}
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if((n == 1 && *u < 0x80) ||
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(n == 2 && *u < 0x800) ||
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@ -321,11 +326,11 @@ invalid:
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int
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utf8encode(long *u, char *s) {
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unsigned char *sp;
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unsigned long uc;
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uchar *sp;
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ulong uc;
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int i, n;
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sp = (unsigned char*) s;
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sp = (uchar*) s;
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uc = *u;
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if(uc < 0x80) {
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*sp = uc; /* 0xxxxxxx */
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@ -357,11 +362,11 @@ invalid:
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UTF-8 otherwise return 0 */
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int
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isfullutf8(char *s, int b) {
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unsigned char *c1, *c2, *c3;
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uchar *c1, *c2, *c3;
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c1 = (unsigned char *) s;
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c2 = (unsigned char *) ++s;
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c3 = (unsigned char *) ++s;
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c1 = (uchar *) s;
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c2 = (uchar *) ++s;
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c3 = (uchar *) ++s;
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if(b < 1)
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return 0;
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else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1)
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@ -381,7 +386,7 @@ isfullutf8(char *s, int b) {
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int
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utf8size(char *s) {
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unsigned char c = *s;
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uchar c = *s;
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if(~c&B7)
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return 1;
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@ -405,7 +410,7 @@ selinit(void) {
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sel.xtarget = XA_STRING;
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}
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static inline int
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static inline bool
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selected(int x, int y) {
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if(sel.ey == y && sel.by == y) {
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int bx = MIN(sel.bx, sel.ex);
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@ -504,9 +509,9 @@ selcopy(void) {
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void
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selnotify(XEvent *e) {
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unsigned long nitems, ofs, rem;
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ulong nitems, ofs, rem;
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int format;
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unsigned char *data;
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uchar *data;
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Atom type;
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ofs = 0;
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@ -550,12 +555,12 @@ selrequest(XEvent *e) {
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Atom string = sel.xtarget;
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XChangeProperty(xsre->display, xsre->requestor, xsre->property,
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XA_ATOM, 32, PropModeReplace,
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(unsigned char *) &string, 1);
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(uchar *) &string, 1);
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xev.property = xsre->property;
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} else if(xsre->target == sel.xtarget && sel.clip != NULL) {
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XChangeProperty(xsre->display, xsre->requestor, xsre->property,
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xsre->target, 8, PropModeReplace,
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(unsigned char *) sel.clip, strlen(sel.clip));
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(uchar *) sel.clip, strlen(sel.clip));
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xev.property = xsre->property;
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}
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@ -636,7 +641,7 @@ bmotion(XEvent *e) {
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if(oldey != sel.ey || oldex != sel.ex) {
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int starty = MIN(oldey, sel.ey);
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int endy = MAX(oldey, sel.ey);
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for(int i=starty; i<=endy; i++)
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for(int i = starty; i <= endy; i++)
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term.dirty[i] = 1;
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draw();
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}
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@ -1444,7 +1449,7 @@ tputc(char *c) {
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break;
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default:
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fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",
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(unsigned char) ascii, isprint(ascii)?ascii:'.');
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(uchar) ascii, isprint(ascii)?ascii:'.');
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term.esc = 0;
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}
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}
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@ -1582,7 +1587,7 @@ void
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xloadcols(void) {
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int i, r, g, b;
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XColor color;
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unsigned long white = WhitePixel(xw.dpy, xw.scr);
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ulong white = WhitePixel(xw.dpy, xw.scr);
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for(i = 0; i < LEN(colorname); i++) {
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if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
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@ -1756,7 +1761,7 @@ xinit(void) {
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void
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xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
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unsigned long xfg = dc.col[base.fg], xbg = dc.col[base.bg], temp;
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ulong xfg = dc.col[base.fg], xbg = dc.col[base.bg], temp;
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int winx = x*xw.cw, winy = y*xw.ch + dc.font.ascent, width = charlen*xw.cw;
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int i;
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@ -1776,7 +1781,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
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if(base.mode & ATTR_GFX) {
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for(i = 0; i < bytelen; i++) {
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char c = gfx[(unsigned int)s[i] % 256];
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char c = gfx[(uint)s[i] % 256];
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if(c)
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s[i] = c;
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else if(s[i] > 0x5f)
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@ -1929,11 +1934,11 @@ focus(XEvent *ev) {
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}
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char*
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kmap(KeySym k, unsigned int state) {
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kmap(KeySym k, uint state) {
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int i;
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state &= ~Mod2Mask;
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for(i = 0; i < LEN(key); i++) {
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unsigned int mask = key[i].mask;
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uint mask = key[i].mask;
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if(key[i].k == k && ((state & mask) == mask || (mask == XK_NO_MOD && !state)))
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return (char*)key[i].s;
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}
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@ -2024,7 +2029,7 @@ resize(XEvent *e) {
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xresize(col, row);
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}
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int
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bool
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last_draw_too_old(void) {
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struct timeval now;
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gettimeofday(&now, NULL);
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@ -2037,7 +2042,7 @@ run(void) {
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fd_set rfd;
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int xfd = XConnectionNumber(xw.dpy);
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struct timeval timeout = {0};
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int stuff_to_print = 0;
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bool stuff_to_print = 0;
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for(;;) {
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FD_ZERO(&rfd);
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