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[/] [eco32/] [trunk/] [lcc/] [src/] [output.c] - Blame information for rev 167

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#include "c.h"
 
static char rcsid[] = "$Id: output.c,v 1.1 2002/08/28 23:12:45 drh Exp $";
 
static char *outs(const char *str, FILE *f, char *bp) {
        if (f)
                fputs(str, f);
        else
                while (*bp = *str++)
                        bp++;
        return bp;
}
 
static char *outd(long n, FILE *f, char *bp) {
        unsigned long m;
        char buf[25], *s = buf + sizeof buf;
 
        *--s = '\0';
        if (n < 0)
                m = -n;
        else
                m = n;
        do
                *--s = m%10 + '0';
        while ((m /= 10) != 0);
        if (n < 0)
                *--s = '-';
        return outs(s, f, bp);
}
 
static char *outu(unsigned long n, int base, FILE *f, char *bp) {
        char buf[25], *s = buf + sizeof buf;
 
        *--s = '\0';
        do
                *--s = "0123456789abcdef"[n%base];
        while ((n /= base) != 0);
        return outs(s, f, bp);
}
void print(const char *fmt, ...) {
        va_list ap;
 
        va_start(ap, fmt);
        vfprint(stdout, NULL, fmt, ap);
        va_end(ap);
}
/* fprint - formatted output to  f */
void fprint(FILE *f, const char *fmt, ...) {
        va_list ap;
 
        va_start(ap, fmt);
        vfprint(f, NULL, fmt, ap);
        va_end(ap);
}
 
/* stringf - formatted output to a saved string */
char *stringf(const char *fmt, ...) {
        char buf[1024];
        va_list ap;
 
        va_start(ap, fmt);
        vfprint(NULL, buf, fmt, ap);
        va_end(ap);
        return string(buf);
}
 
/* vfprint - formatted output to f or string bp */
void vfprint(FILE *f, char *bp, const char *fmt, va_list ap) {
        for (; *fmt; fmt++)
                if (*fmt == '%')
                        switch (*++fmt) {
                        case 'd': bp = outd(va_arg(ap, int), f, bp); break;
                        case 'D': bp = outd(va_arg(ap, long), f, bp); break;
                        case 'U': bp = outu(va_arg(ap, unsigned long), 10, f, bp); break;
                        case 'u': bp = outu(va_arg(ap, unsigned), 10, f, bp); break;
                        case 'o': bp = outu(va_arg(ap, unsigned), 8, f, bp); break;
                        case 'X': bp = outu(va_arg(ap, unsigned long), 16, f, bp); break;
                        case 'x': bp = outu(va_arg(ap, unsigned), 16, f, bp); break;
                        case 'f': case 'e':
                        case 'g': {
                                        static char format[] = "%f";
                                        char buf[128];
                                        format[1] = *fmt;
                                        sprintf(buf, format, va_arg(ap, double));
                                        bp = outs(buf, f, bp);
                                  }
; break;
                        case 's': bp = outs(va_arg(ap, char *), f, bp); break;
                        case 'p': {
                                void *p = va_arg(ap, void *);
                                if (p)
                                        bp = outs("0x", f, bp);
                                bp = outu((unsigned long)p, 16, f, bp);
                                break;
                                  }
                        case 'c': if (f) fputc(va_arg(ap, int), f); else *bp++ = va_arg(ap, int); break;
                        case 'S': { char *s = va_arg(ap, char *);
                                    int n = va_arg(ap, int);
                                    if (s)
                                        for ( ; n-- > 0; s++)
                                                if (f) (void)putc(*s, f); else *bp++ = *s;
 } break;
                        case 'k': { int t = va_arg(ap, int);
                                    static char *tokens[] = {
#define xx(a,b,c,d,e,f,g) g,
#define yy(a,b,c,d,e,f,g) g,
#include "token.h"
                                    };
                                    assert(tokens[t&0177]);
                                    bp = outs(tokens[t&0177], f, bp);
 } break;
                        case 't': { Type ty = va_arg(ap, Type);
                                    assert(f);
                                    outtype(ty ? ty : voidtype, f);
 } break;
                        case 'w': { Coordinate *p = va_arg(ap, Coordinate *);
                                    if (p->file && *p->file) {
                                        bp = outs(p->file, f, bp);
                                        bp = outs(":", f, bp);
                                    }
                                    bp = outd(p->y, f, bp);
 } break;
                        case 'I': { int n = va_arg(ap, int);
                                    while (--n >= 0)
                                        if (f) (void)putc(' ', f); else *bp++ = ' ';
 } break;
                        default:  if (f) (void)putc(*fmt, f); else *bp++ = *fmt; break;
                        }
                else if (f)
                        (void)putc(*fmt, f);
                else
                        *bp++ = *fmt;
        if (!f)
                *bp = '\0';
}

Line No.	Rev	Author	Line
1	4	hellwig	`#include "c.h"`
2
3			`static char rcsid[] = "$Id: output.c,v 1.1 2002/08/28 23:12:45 drh Exp $";`
4
5			`static char outs(const char str, FILE f, char bp) {`
6			`if (f)`
7			`fputs(str, f);`
8			`else`
9			`while (bp = str++)`
10			`bp++;`
11			`return bp;`
12			`}`
13
14			`static char outd(long n, FILE f, char *bp) {`
15			`unsigned long m;`
16			`char buf[25], *s = buf + sizeof buf;`
17
18			`*--s = '\0';`
19			`if (n < 0)`
20			`m = -n;`
21			`else`
22			`m = n;`
23			`do`
24			`*--s = m%10 + '0';`
25			`while ((m /= 10) != 0);`
26			`if (n < 0)`
27			`*--s = '-';`
28			`return outs(s, f, bp);`
29			`}`
30
31			`static char outu(unsigned long n, int base, FILE f, char *bp) {`
32			`char buf[25], *s = buf + sizeof buf;`
33
34			`*--s = '\0';`
35			`do`
36			`*--s = "0123456789abcdef"[n%base];`
37			`while ((n /= base) != 0);`
38			`return outs(s, f, bp);`
39			`}`
40			`void print(const char *fmt, ...) {`
41			`va_list ap;`
42
43			`va_start(ap, fmt);`
44			`vfprint(stdout, NULL, fmt, ap);`
45			`va_end(ap);`
46			`}`
47			`/* fprint - formatted output to f */`
48			`void fprint(FILE f, const char fmt, ...) {`
49			`va_list ap;`
50
51			`va_start(ap, fmt);`
52			`vfprint(f, NULL, fmt, ap);`
53			`va_end(ap);`
54			`}`
55
56			`/* stringf - formatted output to a saved string */`
57			`char stringf(const char fmt, ...) {`
58			`char buf[1024];`
59			`va_list ap;`
60
61			`va_start(ap, fmt);`
62			`vfprint(NULL, buf, fmt, ap);`
63			`va_end(ap);`
64			`return string(buf);`
65			`}`
66
67			`/* vfprint - formatted output to f or string bp */`
68			`void vfprint(FILE f, char bp, const char *fmt, va_list ap) {`
69			`for (; *fmt; fmt++)`
70			`if (*fmt == '%')`
71			`switch (*++fmt) {`
72			`case 'd': bp = outd(va_arg(ap, int), f, bp); break;`
73			`case 'D': bp = outd(va_arg(ap, long), f, bp); break;`
74			`case 'U': bp = outu(va_arg(ap, unsigned long), 10, f, bp); break;`
75			`case 'u': bp = outu(va_arg(ap, unsigned), 10, f, bp); break;`
76			`case 'o': bp = outu(va_arg(ap, unsigned), 8, f, bp); break;`
77			`case 'X': bp = outu(va_arg(ap, unsigned long), 16, f, bp); break;`
78			`case 'x': bp = outu(va_arg(ap, unsigned), 16, f, bp); break;`
79			`case 'f': case 'e':`
80			`case 'g': {`
81			`static char format[] = "%f";`
82			`char buf[128];`
83			`format[1] = *fmt;`
84			`sprintf(buf, format, va_arg(ap, double));`
85			`bp = outs(buf, f, bp);`
86			`}`
87			`; break;`
88			`case 's': bp = outs(va_arg(ap, char *), f, bp); break;`
89			`case 'p': {`
90			`void p = va_arg(ap, void );`
91			`if (p)`
92			`bp = outs("0x", f, bp);`
93			`bp = outu((unsigned long)p, 16, f, bp);`
94			`break;`
95			`}`
96			`case 'c': if (f) fputc(va_arg(ap, int), f); else *bp++ = va_arg(ap, int); break;`
97			`case 'S': { char s = va_arg(ap, char );`
98			`int n = va_arg(ap, int);`
99			`if (s)`
100			`for ( ; n-- > 0; s++)`
101			`if (f) (void)putc(s, f); else bp++ = *s;`
102			`} break;`
103			`case 'k': { int t = va_arg(ap, int);`
104			`static char *tokens[] = {`
105			`#define xx(a,b,c,d,e,f,g) g,`
106			`#define yy(a,b,c,d,e,f,g) g,`
107			`#include "token.h"`
108			`};`
109			`assert(tokens[t&0177]);`
110			`bp = outs(tokens[t&0177], f, bp);`
111			`} break;`
112			`case 't': { Type ty = va_arg(ap, Type);`
113			`assert(f);`
114			`outtype(ty ? ty : voidtype, f);`
115			`} break;`
116			`case 'w': { Coordinate p = va_arg(ap, Coordinate );`
117			`if (p->file && *p->file) {`
118			`bp = outs(p->file, f, bp);`
119			`bp = outs(":", f, bp);`
120			`}`
121			`bp = outd(p->y, f, bp);`
122			`} break;`
123			`case 'I': { int n = va_arg(ap, int);`
124			`while (--n >= 0)`
125			`if (f) (void)putc(' ', f); else *bp++ = ' ';`
126			`} break;`
127			`default: if (f) (void)putc(fmt, f); else bp++ = *fmt; break;`
128			`}`
129			`else if (f)`
130			`(void)putc(*fmt, f);`
131			`else`
132			`bp++ = fmt;`
133			`if (!f)`
134			`*bp = '\0';`
135			`}`

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[/] [eco32/] [trunk/] [lcc/] [src/] [output.c] - Blame information for rev 167