diff options
Diffstat (limited to 'src/cmd/awk/lex.c')
| -rw-r--r-- | src/cmd/awk/lex.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/src/cmd/awk/lex.c b/src/cmd/awk/lex.c index 74a99030..0a051ede 100644 --- a/src/cmd/awk/lex.c +++ b/src/cmd/awk/lex.c @@ -140,7 +140,7 @@ int gettok(char **pbuf, int *psz) /* get next input token */ if (bp-buf >= sz) if (!adjbuf(&buf, &sz, bp-buf+2, 100, &bp, 0)) FATAL( "out of space for number %.10s...", buf ); - if (isdigit(c) || c == 'e' || c == 'E' + if (isdigit(c) || c == 'e' || c == 'E' || c == '.' || c == '+' || c == '-') *bp++ = c; else { @@ -191,7 +191,7 @@ int yylex(void) /* should this also have STR set? */ RET(NUMBER); } - + yylval.i = c; switch (c) { case '\n': /* {EOL} */ @@ -220,7 +220,7 @@ int yylex(void) case '&': if (peek() == '&') { input(); RET(AND); - } else + } else RET('&'); case '|': if (peek() == '|') { @@ -295,7 +295,7 @@ int yylex(void) input(); yylval.i = POWEQ; RET(ASGNOP); } else RET(POWER); - + case '$': /* BUG: awkward, if not wrong */ c = gettok(&buf, &bufsize); @@ -313,7 +313,7 @@ int yylex(void) unputstr(buf); RET(INDIRECT); } - + case '}': if (--bracecnt < 0) SYNTAX( "extra }" ); @@ -336,10 +336,10 @@ int yylex(void) case '(': parencnt++; RET('('); - + case '"': return string(); /* BUG: should be like tran.c ? */ - + default: RET(c); } @@ -369,7 +369,7 @@ int string(void) c = input(); switch (c) { case '"': *bp++ = '"'; break; - case 'n': *bp++ = '\n'; break; + case 'n': *bp++ = '\n'; break; case 't': *bp++ = '\t'; break; case 'f': *bp++ = '\f'; break; case 'r': *bp++ = '\r'; break; @@ -406,7 +406,7 @@ int string(void) break; } - default: + default: *bp++ = c; break; } @@ -416,7 +416,7 @@ int string(void) break; } } - *bp = 0; + *bp = 0; s = tostring(buf); *bp++ = ' '; *bp++ = 0; yylval.cp = setsymtab(buf, s, 0.0, CON|STR|DONTFREE, symtab); @@ -442,7 +442,7 @@ int binsearch(char *w, Keyword *kp, int n) return -1; } -int word(char *w) +int word(char *w) { Keyword *kp; int c, n; @@ -504,11 +504,11 @@ int regexpr(void) if (!adjbuf(&buf, &bufsz, bp-buf+3, 500, &bp, 0)) FATAL("out of space for reg expr %.10s...", buf); if (c == '\n') { - SYNTAX( "newline in regular expression %.10s...", buf ); + SYNTAX( "newline in regular expression %.10s...", buf ); unput('\n'); break; } else if (c == '\\') { - *bp++ = '\\'; + *bp++ = '\\'; *bp++ = input(); } else { *bp++ = c; @@ -567,4 +567,3 @@ void unputstr(char *s) /* put a string back on input */ for (i = strlen(s)-1; i >= 0; i--) unput(s[i]); } - |