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https://github.com/sheumann/hush.git
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ash: s/int/smallint/. -60 bytes.
This commit is contained in:
Denis Vlasenko
parent
fc5d15912c
commit
bcceb0c5a4
98
shell/ash.c
98
shell/ash.c
@ -2152,8 +2152,8 @@ padvance(const char **path, const char *name)
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/* ============ Prompt */
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static int doprompt; /* if set, prompt the user */
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static int needprompt; /* true if interactive and at start of line */
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static smallint doprompt; /* if set, prompt the user */
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static smallint needprompt; /* true if interactive and at start of line */
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#if ENABLE_FEATURE_EDITING
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static line_input_t *line_input_state;
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@ -2458,7 +2458,7 @@ pwdcmd(int argc, char **argv)
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/* ============ ... */
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#define IBUFSIZ (BUFSIZ + 1)
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#define IBUFSIZ COMMON_BUFSIZE
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#define basebuf bb_common_bufsiz1 /* buffer for top level input file */
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/* Syntax classes */
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@ -8481,11 +8481,6 @@ enum {
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INPUT_NOFILE_OK = 2,
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};
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/*
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* NEOF is returned by parsecmd when it encounters an end of file. It
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* must be distinct from NULL, so we use the address of a variable that
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* happens to be handy.
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*/
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static int plinno = 1; /* input line number */
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/* number of characters left in input buffer */
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static int parsenleft; /* copy of parsefile->nleft */
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@ -8906,7 +8901,7 @@ setinputstring(char *string)
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/* times of mailboxes */
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static time_t mailtime[MAXMBOXES];
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/* Set if MAIL or MAILPATH is changed. */
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static int mail_var_path_changed;
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static smallint mail_var_path_changed;
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/*
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* Print appropriate message(s) if mail has arrived.
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@ -8957,7 +8952,7 @@ chkmail(void)
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static void
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changemail(const char *val)
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{
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mail_var_path_changed++;
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mail_var_path_changed = 1;
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}
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#endif /* ASH_MAIL */
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@ -9304,15 +9299,20 @@ getoptscmd(int argc, char **argv)
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/* ============ Shell parser */
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static int tokpushback; /* last token pushed back */
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/*
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* NEOF is returned by parsecmd when it encounters an end of file. It
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* must be distinct from NULL, so we use the address of a variable that
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* happens to be handy.
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*/
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static smallint tokpushback; /* last token pushed back */
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#define NEOF ((union node *)&tokpushback)
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static int parsebackquote; /* nonzero if we are inside backquotes */
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static smallint parsebackquote; /* nonzero if we are inside backquotes */
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static int lasttoken; /* last token read */
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static char *wordtext; /* text of last word returned by readtoken */
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static struct nodelist *backquotelist;
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static union node *redirnode;
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static struct heredoc *heredoc;
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static int quoteflag; /* set if (part of) last token was quoted */
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static smallint quoteflag; /* set if (part of) last token was quoted */
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static void raise_error_syntax(const char *) ATTRIBUTE_NORETURN;
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static void
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@ -9406,7 +9406,7 @@ list(int nlflag)
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if (nlflag == 1)
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return n1;
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} else {
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tokpushback++;
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tokpushback = 1;
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}
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checkkwd = CHKNL | CHKKWD | CHKALIAS;
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if (peektoken())
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@ -9421,7 +9421,7 @@ list(int nlflag)
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default:
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if (nlflag == 1)
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raise_error_unexpected_syntax(-1);
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tokpushback++;
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tokpushback = 1;
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return n1;
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}
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}
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@ -9441,7 +9441,7 @@ andor(void)
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} else if (t == TOR) {
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t = NOR;
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} else {
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tokpushback++;
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tokpushback = 1;
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return n1;
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}
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checkkwd = CHKNL | CHKKWD | CHKALIAS;
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@ -9467,7 +9467,7 @@ pipeline(void)
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negate = !negate;
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checkkwd = CHKKWD | CHKALIAS;
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} else
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tokpushback++;
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tokpushback = 1;
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n1 = parse_command();
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if (readtoken() == TPIPE) {
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pipenode = stalloc(sizeof(struct npipe));
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@ -9486,7 +9486,7 @@ pipeline(void)
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lp->next = NULL;
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n1 = pipenode;
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}
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tokpushback++;
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tokpushback = 1;
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if (negate) {
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n2 = stalloc(sizeof(struct nnot));
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n2->type = NNOT;
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@ -9644,7 +9644,7 @@ simplecmd(void)
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}
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/* fall through */
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default:
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tokpushback++;
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tokpushback = 1;
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goto out;
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}
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}
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@ -9698,7 +9698,7 @@ parse_command(void)
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n2->nif.elsepart = list(0);
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else {
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n2->nif.elsepart = NULL;
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tokpushback++;
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tokpushback = 1;
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}
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t = TFI;
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break;
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@ -9751,7 +9751,7 @@ parse_command(void)
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* that the original Bourne shell only allowed NL).
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*/
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if (lasttoken != TNL && lasttoken != TSEMI)
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tokpushback++;
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tokpushback = 1;
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}
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checkkwd = CHKNL | CHKKWD | CHKALIAS;
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if (readtoken() != TDO)
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@ -9824,7 +9824,7 @@ parse_command(void)
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break;
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case TWORD:
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case TREDIR:
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tokpushback++;
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tokpushback = 1;
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return simplecmd();
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}
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@ -9840,7 +9840,7 @@ parse_command(void)
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rpp = &n2->nfile.next;
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parsefname();
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}
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tokpushback++;
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tokpushback = 1;
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*rpp = NULL;
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if (redir) {
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if (n1->type != NSUBSHELL) {
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@ -9866,8 +9866,6 @@ parse_command(void)
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* will run code that appears at the end of readtoken1.
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*/
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static int parsebackquote; /* nonzero if we are inside backquotes */
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#define CHECKEND() {goto checkend; checkend_return:;}
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#define PARSEREDIR() {goto parseredir; parseredir_return:;}
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#define PARSESUB() {goto parsesub; parsesub_return:;}
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@ -9878,19 +9876,21 @@ static int parsebackquote; /* nonzero if we are inside backquotes */
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static int
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readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
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{
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/* NB: syntax parameter fits into smallint */
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int c = firstc;
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char *out;
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int len;
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char line[EOFMARKLEN + 1];
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struct nodelist *bqlist = 0;
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int quotef = 0;
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int dblquote = 0;
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int varnest = 0; /* levels of variables expansion */
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int arinest = 0; /* levels of arithmetic expansion */
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int parenlevel = 0; /* levels of parens in arithmetic */
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int dqvarnest = 0; /* levels of variables expansion within double quotes */
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int oldstyle = 0;
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int prevsyntax = 0; /* syntax before arithmetic */
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struct nodelist *bqlist;
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smallint quotef;
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smallint dblquote;
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smallint oldstyle;
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smallint prevsyntax; /* syntax before arithmetic */
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int varnest; /* levels of variables expansion */
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int arinest; /* levels of arithmetic expansion */
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int parenlevel; /* levels of parens in arithmetic */
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int dqvarnest; /* levels of variables expansion within double quotes */
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#if __GNUC__
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/* Avoid longjmp clobbering */
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(void) &out;
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@ -9904,13 +9904,12 @@ readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
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(void) &prevsyntax;
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(void) &syntax;
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#endif
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startlinno = plinno;
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dblquote = 0;
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if (syntax == DQSYNTAX)
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dblquote = 1;
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quotef = 0;
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bqlist = NULL;
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quotef = 0;
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dblquote = (syntax == DQSYNTAX);
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oldstyle = 0;
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prevsyntax = 0;
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varnest = 0;
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arinest = 0;
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parenlevel = 0;
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@ -9961,7 +9960,7 @@ readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
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if (SIT(c, SQSYNTAX) == CCTL)
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USTPUTC(CTLESC, out);
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USTPUTC(c, out);
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quotef++;
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quotef = 1;
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}
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break;
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case CSQUOTE:
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@ -9985,7 +9984,7 @@ readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
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syntax = BASESYNTAX;
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dblquote = 0;
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}
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quotef++;
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quotef = 1;
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goto quotemark;
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}
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break;
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@ -10017,10 +10016,7 @@ readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
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if (--arinest == 0) {
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USTPUTC(CTLENDARI, out);
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syntax = prevsyntax;
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if (syntax == DQSYNTAX)
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dblquote = 1;
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else
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dblquote = 0;
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dblquote = (syntax == DQSYNTAX);
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} else
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USTPUTC(')', out);
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} else {
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@ -10306,17 +10302,17 @@ parsesub: {
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*/
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parsebackq: {
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struct nodelist **nlpp;
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int savepbq;
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smallint savepbq;
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union node *n;
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char *volatile str;
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struct jmploc jmploc;
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struct jmploc *volatile savehandler;
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size_t savelen;
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int saveprompt = 0;
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smallint saveprompt = 0;
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#ifdef __GNUC__
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(void) &saveprompt;
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#endif
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savepbq = parsebackquote;
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if (setjmp(jmploc.loc)) {
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if (str)
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@ -10651,7 +10647,7 @@ readtoken(void)
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{
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int t;
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#if DEBUG
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int alreadyseen = tokpushback;
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smallint alreadyseen = tokpushback;
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#endif
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#if ENABLE_ASH_ALIAS
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@ -10717,7 +10713,7 @@ peektoken(void)
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int t;
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t = readtoken();
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tokpushback++;
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tokpushback = 1;
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return tokname_array[t][0];
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}
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@ -10740,7 +10736,7 @@ parsecmd(int interact)
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return NEOF;
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if (t == TNL)
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return NULL;
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tokpushback++;
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tokpushback = 1;
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return list(1);
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}
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