diff options
Diffstat (limited to 'shell/msh.c')
| -rw-r--r-- | shell/msh.c | 66 |
1 files changed, 29 insertions, 37 deletions
diff --git a/shell/msh.c b/shell/msh.c index 1485ccb6f..60fc1dc34 100644 --- a/shell/msh.c +++ b/shell/msh.c @@ -52,6 +52,7 @@ #define LINELIM 2100 #define NPUSH 8 /* limit to input nesting */ +#undef NOFILE #define NOFILE 20 /* Number of open files */ #define NUFILE 10 /* Number of user-accessible files */ #define FDBASE 10 /* First file usable by Shell */ @@ -213,7 +214,8 @@ static char *elinep; /* * other functions */ -static int (*inbuilt(char *s ))(void); +static int(*inbuilt(char *s))(struct op *); + static char *rexecve (char *c , char **v, char **envp ); static char *space (int n ); @@ -394,7 +396,7 @@ struct ioarg { /* an input generator's state */ struct io { - int (*iofn)(); + int (*iofn)(struct ioarg *, struct io *); struct ioarg *argp; int peekc; char prev; /* previous character read by readc() */ @@ -429,7 +431,7 @@ static void freehere (int area ); static void gethere (void); static void markhere (char *s, struct ioword *iop ); static int herein (char *hname, int xdoll ); -static int run (struct ioarg *argp, int (*f)()); +static int run (struct ioarg *argp, int (*f)(struct ioarg *)); /* * IO functions @@ -446,7 +448,7 @@ static void closeall (void); /* * IO control */ -static void pushio (struct ioarg *argp, int (*fn)()); +static void pushio (struct ioarg *argp, int (*f)(struct ioarg *)); static int remap (int fd ); static int openpipe (int *pv ); static void closepipe (int *pv ); @@ -496,8 +498,8 @@ static void echo(char **wp ); static struct op **find1case (struct op *t, char *w ); static struct op *findcase (struct op *t, char *w ); static void brkset(struct brkcon *bc ); -static int dolabel(void); -static int dohelp(void); +static int dolabel(struct op *t ); +static int dohelp(struct op *t ); static int dochdir(struct op *t ); static int doshift(struct op *t ); static int dologin(struct op *t ); @@ -509,7 +511,7 @@ static int doread(struct op *t ); static int doeval(struct op *t ); static int dotrap(struct op *t ); static int getsig(char *s ); -static void setsig (int n, void (*f)()); +static void setsig (int n, sighandler_t f); static int getn(char *as ); static int dobreak(struct op *t ); static int docontinue(struct op *t ); @@ -517,11 +519,11 @@ static int brkcontin (char *cp, int val ); static int doexit(struct op *t ); static int doexport(struct op *t ); static int doreadonly(struct op *t ); -static void rdexp (char **wp, void (*f)(), int key); +static void rdexp (char **wp, void (*f)(struct var *), int key); static void badid(char *s ); static int doset(struct op *t ); static void varput (char *s, int out ); -static int dotimes(void); +static int dotimes(struct op *t ); static int expand (char *cp, struct wdblock **wbp, int f ); static char *blank(int f ); static int dollar(int quoted ); @@ -535,7 +537,7 @@ static void glob1 (char *base, char *lim ); static void glob2 (char *i, char *j ); static void glob3 (char *i, char *j, char *k ); static void readhere (char **name, char *s, int ec ); -static void pushio(struct ioarg *argp, int (*fn)()); +static void pushio (struct ioarg *argp, int (*f)(struct ioarg *)); static int xxchar(struct ioarg *ap ); struct here { @@ -595,7 +597,7 @@ static struct res restab[] = { struct builtincmd { const char *name; - int (*builtinfunc)(); + int (*builtinfunc)(struct op *t); }; static const struct builtincmd builtincmds[] = { {".", dodot}, @@ -698,7 +700,7 @@ extern int msh_main(int argc, char **argv) register char *s; int cflag; char *name, **ap; - int (*iof)(); + int (*iof)(struct ioarg *); initarea(); if ((ap = environ) != NULL) { @@ -1074,8 +1076,7 @@ int n; } static void -next(f) -int f; +next(int f) { PUSHIO(afile, f, filechar); } @@ -2478,7 +2479,7 @@ static int forkexec( register struct op *t, int *pin, int *pout, int act, char **wp, int *pforked) { int i, rv; - int (*shcom)() = NULL; + int (*shcom)(struct op *) = NULL; register int f; char *cp = NULL; struct ioword **iopp; @@ -2899,9 +2900,7 @@ char *c, **v, **envp; * applied to stream `arg'. */ static int -run(argp, f) -struct ioarg *argp; -int (*f)(); +run(struct ioarg *argp, int (*f)(struct ioarg *)) { struct op *otree; struct wdblock *swdlist; @@ -2945,7 +2944,7 @@ int (*f)(); * built-in commands: doX */ -static int dohelp() +static int dohelp(struct op *t ) { int col; const struct builtincmd *x; @@ -2988,8 +2987,7 @@ static int dohelp() -static int -dolabel() +static int dolabel(struct op *t ) { return(0); } @@ -3226,7 +3224,7 @@ char *s; } static void -setsig( register int n, void (*f)(int)) +setsig( register int n, sighandler_t f) { if (n == 0) return; @@ -3327,11 +3325,7 @@ struct op *t; return(0); } -static void -rdexp(wp, f, key) -register char **wp; -void (*f)(); -int key; +static void rdexp (char **wp, void (*f)(struct var *), int key) { if (*wp != NULL) { for (; *wp != NULL; wp++) { @@ -3421,7 +3415,7 @@ int out; * Copyright (c) 1999 Herbert Xu <herbert@debian.org> * This file contains code for the times builtin. */ -static int dotimes () +static int dotimes(struct op *t ) { struct tms buf; long int clk_tck = sysconf(_SC_CLK_TCK); @@ -3440,7 +3434,7 @@ static int dotimes () } -static int (*inbuilt(char *s))() +static int(*inbuilt(char *s))(struct op *) { const struct builtincmd *bp; @@ -3448,7 +3442,7 @@ static int (*inbuilt(char *s))() if (strcmp(bp->name, s) == 0) return(bp->builtinfunc); - return((int(*)())NULL); + return(NULL); } /* -------- eval.c -------- */ @@ -3803,7 +3797,7 @@ int quoted; if (i != 0) { e.iop->argp->aword = ++cp; close(pf[1]); - PUSHIO(afile, remap(pf[0]), quoted? qgravechar: gravechar); + PUSHIO(afile, remap(pf[0]), (int(*)(struct ioarg *))((quoted)? qgravechar: gravechar)); return(1); } *cp = 0; @@ -4282,9 +4276,7 @@ char c; } static void -pushio(argp, fn) -struct ioarg *argp; -int (*fn)(); +pushio(struct ioarg *argp, int (*fn)(struct ioarg *)) { if (++e.iop >= &iostack[NPUSH]) { e.iop--; @@ -4292,7 +4284,7 @@ int (*fn)(); gflg++; return; } - e.iop->iofn = fn; + e.iop->iofn = (int (*)(struct ioarg *, struct io *))fn; if (argp->afid != AFID_NOBUF) e.iop->argp = argp; @@ -4315,7 +4307,7 @@ int (*fn)(); e.iop->nlcount = 0; if (fn == filechar || fn == linechar) e.iop->task = XIO; - else if (fn == gravechar || fn == qgravechar) + else if (fn == (int(*)(struct ioarg *))gravechar || fn == (int(*)(struct ioarg *))qgravechar) e.iop->task = XGRAVE; else e.iop->task = XOTHER; @@ -4719,7 +4711,7 @@ int ec; if (newenv(setjmp(errpt = ev)) != 0) unlink(tname); else { - pushio(e.iop->argp, e.iop->iofn); + pushio(e.iop->argp, (int(*)(struct ioarg *))e.iop->iofn); e.iobase = e.iop; for (;;) { if (interactive && e.iop <= iostack) { |