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-rwxr-xr-xlcc/src/output.c268
1 files changed, 134 insertions, 134 deletions
diff --git a/lcc/src/output.c b/lcc/src/output.c
index e8fe6f5..dc7a698 100755
--- a/lcc/src/output.c
+++ b/lcc/src/output.c
@@ -1,134 +1,134 @@
-#include "c.h"
-
-
-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';
-}
+#include "c.h"
+
+
+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';
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 00:38:32 +0000