mirror of
https://github.com/openbsd/src.git
synced 2025-01-10 06:47:55 -08:00
Turn warnings on,
Add missing prototypes, Make local functions static, Sort extern.h by file, Constify all char * that can be, Copy temp file name so that eval does not modify its arguments.
This commit is contained in:
espie
parent
1ba4a53a2f
commit
bb34cd6c7e
@ -1,10 +1,12 @@
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# $OpenBSD: Makefile,v 1.4 1999/09/14 08:21:32 espie Exp $
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# $OpenBSD: Makefile,v 1.5 1999/11/17 15:34:13 espie Exp $
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# -DEXTENDED
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# if you want the paste & spaste macros.
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PROG= m4
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CFLAGS+=-DEXTENDED
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CFLAGS+=-DEXTENDED
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CFLAGS+=-W -Wall -Wstrict-prototypes \
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-Wno-unused -Wno-char-subscripts -Wno-sign-compare
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SRCS= eval.c expr.c look.c main.c misc.c gnum4.c
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MAN= m4.1
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@ -1,4 +1,4 @@
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/* $OpenBSD: eval.c,v 1.19 1999/11/17 14:57:21 espie Exp $ */
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/* $OpenBSD: eval.c,v 1.20 1999/11/17 15:34:13 espie Exp $ */
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/* $NetBSD: eval.c,v 1.7 1996/11/10 21:21:29 pk Exp $ */
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/*
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@ -41,7 +41,7 @@
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#if 0
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static char sccsid[] = "@(#)eval.c 8.2 (Berkeley) 4/27/95";
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#else
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static char rcsid[] = "$OpenBSD: eval.c,v 1.19 1999/11/17 14:57:21 espie Exp $";
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static char rcsid[] = "$OpenBSD: eval.c,v 1.20 1999/11/17 15:34:13 espie Exp $";
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#endif
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#endif /* not lint */
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@ -65,6 +65,18 @@ static char rcsid[] = "$OpenBSD: eval.c,v 1.19 1999/11/17 14:57:21 espie Exp $";
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#include "extern.h"
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#include "pathnames.h"
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static void dodefn __P((const char *));
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static void dopushdef __P((const char *, const char *));
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static void dodump __P((const char *[], int));
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static void doifelse __P((const char *[], int));
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static int doincl __P((const char *));
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static int dopaste __P((const char *));
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static void dochq __P((const char *[], int));
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static void dochc __P((const char *[], int));
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static void dodiv __P((int));
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static void doundiv __P((const char *[], int));
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static void dosub __P((const char *[], int));
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static void map __P((char *, const char *, const char *, const char *));
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/*
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* eval - evaluate built-in macros.
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* argc - number of elements in argv.
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@ -86,7 +98,7 @@ static char rcsid[] = "$OpenBSD: eval.c,v 1.19 1999/11/17 14:57:21 espie Exp $";
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void
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eval(argv, argc, td)
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char *argv[];
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const char *argv[];
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int argc;
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int td;
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{
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@ -299,12 +311,16 @@ eval(argv, argc, td)
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*/
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if (argc > 2) {
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int fd;
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char *temp;
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temp = xstrdup(argv[2]);
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fd = mkstemp(argv[2]);
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fd = mkstemp(temp);
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if (fd == -1)
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err(1, "couldn't make temp file %s", argv[2]);
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close(fd);
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pbstr(argv[2]);
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pbstr(temp);
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free(temp);
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}
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break;
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@ -391,11 +407,11 @@ char *dumpfmt = "`%s'\t`%s'\n"; /* format string for dumpdef */
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*/
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void
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expand(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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char *t;
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char *p;
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const char *t;
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const char *p;
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int n;
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int argno;
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@ -462,8 +478,8 @@ expand(argv, argc)
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*/
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void
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dodefine(name, defn)
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char *name;
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char *defn;
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const char *name;
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const char *defn;
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{
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ndptr p;
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@ -486,9 +502,9 @@ dodefine(name, defn)
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* dodefn - push back a quoted definition of
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* the given name.
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*/
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void
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static void
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dodefn(name)
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char *name;
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const char *name;
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{
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ndptr p;
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@ -506,10 +522,10 @@ dodefn(name)
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* hash bucket, it hides a previous definition from
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* lookup.
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*/
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void
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static void
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dopushdef(name, defn)
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char *name;
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char *defn;
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const char *name;
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const char *defn;
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{
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ndptr p;
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@ -530,9 +546,9 @@ dopushdef(name, defn)
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* table to stderr. If nothing is specified, the entire
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* hash table is dumped.
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*/
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void
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static void
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dodump(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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int n;
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@ -554,9 +570,9 @@ dodump(argv, argc)
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/*
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* doifelse - select one of two alternatives - loop.
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*/
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void
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static void
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doifelse(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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cycle {
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@ -576,9 +592,9 @@ doifelse(argv, argc)
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/*
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* doinclude - include a given file.
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*/
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int
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static int
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doincl(ifile)
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char *ifile;
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const char *ifile;
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{
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if (ilevel + 1 == MAXINP)
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errx(1, "too many include files.");
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@ -595,9 +611,9 @@ doincl(ifile)
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* dopaste - include a given file without any
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* macro processing.
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*/
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int
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static int
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dopaste(pfile)
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char *pfile;
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const char *pfile;
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{
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FILE *pf;
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int c;
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@ -615,9 +631,9 @@ dopaste(pfile)
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/*
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* dochq - change quote characters
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*/
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void
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static void
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dochq(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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if (argc > 2) {
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@ -641,9 +657,9 @@ dochq(argv, argc)
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/*
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* dochc - change comment characters
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*/
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void
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static void
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dochc(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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if (argc > 2) {
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@ -665,7 +681,7 @@ dochc(argv, argc)
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/*
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* dodivert - divert the output to a temporary file
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*/
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void
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static void
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dodiv(n)
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int n;
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{
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@ -690,9 +706,9 @@ dodiv(n)
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* doundivert - undivert a specified output, or all
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* other outputs, in numerical order.
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*/
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void
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static void
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doundiv(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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int ind;
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@ -715,12 +731,12 @@ doundiv(argv, argc)
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/*
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* dosub - select substring
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*/
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void
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static void
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dosub(argv, argc)
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char *argv[];
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const char *argv[];
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int argc;
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{
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char *ap, *fc, *k;
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const char *ap, *fc, *k;
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int nc;
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if (argc < 5)
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@ -767,14 +783,14 @@ dosub(argv, argc)
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* about 5 times faster than any algorithm that makes multiple passes over
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* destination string.
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*/
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void
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static void
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map(dest, src, from, to)
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char *dest;
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char *src;
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char *from;
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char *to;
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const char *src;
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const char *from;
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const char *to;
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{
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char *tmp;
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const char *tmp;
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unsigned char sch, dch;
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static unsigned char mapvec[256] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
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@ -1,4 +1,4 @@
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/* $OpenBSD: expr.c,v 1.9 1999/11/15 22:12:00 espie Exp $ */
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/* $OpenBSD: expr.c,v 1.10 1999/11/17 15:34:13 espie Exp $ */
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/* $NetBSD: expr.c,v 1.7 1995/09/28 05:37:31 tls Exp $ */
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/*
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@ -41,14 +41,17 @@
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#if 0
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static char sccsid[] = "@(#)expr.c 8.2 (Berkeley) 4/29/95";
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#else
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static char rcsid[] = "$OpenBSD: expr.c,v 1.9 1999/11/15 22:12:00 espie Exp $";
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static char rcsid[] = "$OpenBSD: expr.c,v 1.10 1999/11/17 15:34:13 espie Exp $";
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#endif
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#endif /* not lint */
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#include <sys/cdefs.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <err.h>
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#include <stddef.h>
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#include <stdio.h>
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#include "mdef.h"
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#include "extern.h"
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/*
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* expression evaluator: performs a standard recursive
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@ -104,7 +107,7 @@ static char rcsid[] = "$OpenBSD: expr.c,v 1.9 1999/11/15 22:12:00 espie Exp $";
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#define DECIMAL 10
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#define HEX 16
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static char *nxtch; /* Parser scan pointer */
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static const char *nxtch; /* Parser scan pointer */
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static int query __P((void));
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static int lor __P((void));
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@ -121,7 +124,7 @@ static int constant __P((void));
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static int num __P((void));
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static int geteqrel __P((void));
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static int skipws __P((void));
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static void experr __P((char *));
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static void experr __P((const char *));
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/*
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* For longjmp
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@ -139,7 +142,7 @@ static jmp_buf expjump;
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int
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expr(expbuf)
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char *expbuf;
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const char *expbuf;
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{
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int rval;
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@ -611,7 +614,7 @@ skipws()
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*/
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static void
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experr(msg)
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char *msg;
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const char *msg;
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{
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printf("m4: %s in expr.\n", msg);
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longjmp(expjump, -1);
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@ -1,4 +1,4 @@
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/* $OpenBSD: extern.h,v 1.10 1999/09/14 08:35:16 espie Exp $ */
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/* $OpenBSD: extern.h,v 1.11 1999/11/17 15:34:13 espie Exp $ */
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/* $NetBSD: extern.h,v 1.3 1996/01/13 23:25:24 pk Exp $ */
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/*-
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@ -39,39 +39,38 @@
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* @(#)extern.h 8.1 (Berkeley) 6/6/93
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*/
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char *xalloc __P((unsigned long));
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int expr __P((char *));
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ndptr addent __P((char *));
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void chrsave __P((int));
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void dochc __P((char *[], int));
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void dochq __P((char *[], int));
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void dodefine __P((char *, char *));
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void dodefn __P((char *));
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void dodiv __P((int));
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void dodump __P((char *[], int));
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void doifelse __P((char *[], int));
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int doincl __P((char *));
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int dopaste __P((char *));
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void dopushdef __P((char *, char *));
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void dosub __P((char *[], int));
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void doundiv __P((char *[], int));
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void eval __P((char *[], int, int));
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void expand __P((char *[], int));
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void getdiv __P((int));
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char *xstrdup __P((const char *));
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int hash __P((char *));
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ptrdiff_t indx __P((const char *, const char *));
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void killdiv __P((void));
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ndptr lookup __P((char *));
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void map __P((char *, char *, char *, char *));
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void onintr __P((int));
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void pbnum __P((int));
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void pbstr __P((char *));
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void putback __P((int));
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void remhash __P((char *, int));
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void usage __P((void));
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void initspaces __P((void));
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char *compute_prevep __P((void));
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/* eval.c */
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extern void eval __P((const char *[], int, int));
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extern void expand __P((const char *[], int));
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extern void dodefine __P((const char *, const char *));
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/* expr.c */
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extern int expr __P((const char *));
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/* gnum4.c */
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extern void addtoincludepath __P((const char *dirname));
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extern FILE *fopen_trypath __P((const char *filename));
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/* look.c */
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extern ndptr addent __P((const char *));
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extern int hash __P((const char *));
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extern ndptr lookup __P((const char *));
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extern void remhash __P((const char *, int));
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/* misc.c */
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extern void chrsave __P((int));
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extern char *compute_prevep __P((void));
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extern void getdiv __P((int));
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extern ptrdiff_t indx __P((const char *, const char *));
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extern void initspaces __P((void));
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extern void killdiv __P((void));
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extern void onintr __P((int));
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extern void pbnum __P((int));
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extern void pbstr __P((const char *));
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extern void putback __P((int));
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extern char *xalloc __P((size_t));
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extern char *xstrdup __P((const char *));
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extern void usage __P((void));
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extern ndptr hashtab[]; /* hash table for macros etc. */
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extern stae mstack[]; /* stack of m4 machine */
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@ -94,6 +93,3 @@ extern char *null; /* as it says.. just a null. */
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extern char rquote[]; /* right quote character (') */
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extern char scommt[]; /* start character for comment */
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/* gnum4.c */
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extern FILE *fopen_trypath __P((const char *filename));
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extern void addtoincludepath __P((const char *dirname));
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@ -1,4 +1,4 @@
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/* $OpenBSD: gnum4.c,v 1.2 1999/09/14 08:35:16 espie Exp $ */
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/* $OpenBSD: gnum4.c,v 1.3 1999/11/17 15:34:13 espie Exp $ */
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/*
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* Copyright (c) 1999 Marc Espie
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@ -52,9 +52,13 @@ struct path_entry {
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struct path_entry *next;
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} *first, *last;
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static struct path_entry *new_path_entry __P((const char *));
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static void ensure_m4path __P((void));
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static FILE *dopath __P((const char *));
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static struct path_entry *
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new_path_entry(dirname)
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char *dirname;
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const char *dirname;
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{
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struct path_entry *n;
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@ -110,7 +114,8 @@ ensure_m4path()
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static
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FILE *
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dopath(const char *filename)
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dopath(filename)
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const char *filename;
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{
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char path[MAXPATHLEN];
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struct path_entry *pe;
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@ -1,4 +1,4 @@
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/* $OpenBSD: look.c,v 1.4 1999/09/14 08:35:16 espie Exp $ */
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/* $OpenBSD: look.c,v 1.5 1999/11/17 15:34:13 espie Exp $ */
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/*
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* Copyright (c) 1989, 1993
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@ -55,9 +55,11 @@ static char sccsid[] = "@(#)look.c 8.1 (Berkeley) 6/6/93";
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#include "stdd.h"
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#include "extern.h"
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static void freent __P((ndptr));
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int
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hash(name)
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char *name;
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const char *name;
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{
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unsigned long h = 0;
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while (*name)
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@ -70,7 +72,7 @@ hash(name)
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*/
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ndptr
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lookup(name)
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char *name;
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const char *name;
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{
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ndptr p;
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@ -86,7 +88,7 @@ lookup(name)
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*/
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ndptr
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addent(name)
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char *name;
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const char *name;
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{
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int h;
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ndptr p;
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@ -116,7 +118,7 @@ freent(p)
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*/
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void
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remhash(name, all)
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char *name;
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const char *name;
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int all;
|
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{
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int h;
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@ -1,4 +1,4 @@
|
||||
/* $OpenBSD: main.c,v 1.17 1999/09/14 08:35:16 espie Exp $ */
|
||||
/* $OpenBSD: main.c,v 1.18 1999/11/17 15:34:13 espie Exp $ */
|
||||
/* $NetBSD: main.c,v 1.12 1997/02/08 23:54:49 cgd Exp $ */
|
||||
|
||||
/*-
|
||||
@ -47,7 +47,7 @@ static char copyright[] =
|
||||
#if 0
|
||||
static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 6/6/93";
|
||||
#else
|
||||
static char rcsid[] = "$OpenBSD: main.c,v 1.17 1999/09/14 08:35:16 espie Exp $";
|
||||
static char rcsid[] = "$OpenBSD: main.c,v 1.18 1999/11/17 15:34:13 espie Exp $";
|
||||
#endif
|
||||
#endif /* not lint */
|
||||
|
||||
@ -138,8 +138,12 @@ struct keyblk keywrds[] = { /* m4 keywords to be installed */
|
||||
extern int optind;
|
||||
extern char *optarg;
|
||||
|
||||
void macro();
|
||||
void initkwds();
|
||||
static void macro __P((void));
|
||||
static void initkwds __P((void));
|
||||
static ndptr inspect __P((char *));
|
||||
static int do_look_ahead __P((int, const char *));
|
||||
|
||||
int main __P((int, char *[]));
|
||||
|
||||
int
|
||||
main(argc,argv)
|
||||
@ -225,8 +229,6 @@ main(argc,argv)
|
||||
return 0;
|
||||
}
|
||||
|
||||
ndptr inspect();
|
||||
|
||||
/*
|
||||
* Look ahead (at most MAXCCHARS characters) for `token'.
|
||||
* (on input `t == token[0]')
|
||||
@ -234,10 +236,10 @@ ndptr inspect();
|
||||
* Returns 1 if `token' present; copied to output.
|
||||
* 0 if `token' not found; all characters pushed back
|
||||
*/
|
||||
int
|
||||
static int
|
||||
do_look_ahead(t, token)
|
||||
int t;
|
||||
char *token;
|
||||
const char *token;
|
||||
{
|
||||
int i;
|
||||
|
||||
@ -262,7 +264,7 @@ do_look_ahead(t, token)
|
||||
/*
|
||||
* macro - the work horse..
|
||||
*/
|
||||
void
|
||||
static void
|
||||
macro()
|
||||
{
|
||||
char token[MAXTOK], chars[2];
|
||||
@ -397,9 +399,9 @@ macro()
|
||||
errx(1, "internal stack overflow");
|
||||
|
||||
if (CALTYP == MACRTYPE)
|
||||
expand((char **) mstack+fp+1, sp-fp);
|
||||
expand((const char **) mstack+fp+1, sp-fp);
|
||||
else
|
||||
eval((char **) mstack+fp+1, sp-fp, CALTYP);
|
||||
eval((const char **) mstack+fp+1, sp-fp, CALTYP);
|
||||
|
||||
ep = PREVEP; /* flush strspace */
|
||||
sp = PREVSP; /* previous sp.. */
|
||||
@ -430,7 +432,7 @@ macro()
|
||||
* consider only those starting with _ or A-Za-z. This is a
|
||||
* combo with lookup to speed things up.
|
||||
*/
|
||||
ndptr
|
||||
static ndptr
|
||||
inspect(tp)
|
||||
char *tp;
|
||||
{
|
||||
@ -461,7 +463,7 @@ inspect(tp)
|
||||
* keyword strings, since we simply use the static pointers
|
||||
* within keywrds block.
|
||||
*/
|
||||
void
|
||||
static void
|
||||
initkwds()
|
||||
{
|
||||
size_t i;
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* $OpenBSD: misc.c,v 1.13 1999/11/17 14:51:05 espie Exp $ */
|
||||
/* $OpenBSD: misc.c,v 1.14 1999/11/17 15:34:13 espie Exp $ */
|
||||
/* $NetBSD: misc.c,v 1.6 1995/09/28 05:37:41 tls Exp $ */
|
||||
|
||||
/*
|
||||
@ -41,7 +41,7 @@
|
||||
#if 0
|
||||
static char sccsid[] = "@(#)misc.c 8.1 (Berkeley) 6/6/93";
|
||||
#else
|
||||
static char rcsid[] = "$OpenBSD: misc.c,v 1.13 1999/11/17 14:51:05 espie Exp $";
|
||||
static char rcsid[] = "$OpenBSD: misc.c,v 1.14 1999/11/17 15:34:13 espie Exp $";
|
||||
#endif
|
||||
#endif /* not lint */
|
||||
|
||||
@ -73,8 +73,8 @@ pbent *bp; /* first available character */
|
||||
static pbent *endpbb; /* end of push-back buffer */
|
||||
|
||||
|
||||
static void enlarge_bufspace();
|
||||
static void enlarge_strspace();
|
||||
static void enlarge_bufspace __P((void));
|
||||
static void enlarge_strspace __P((void));
|
||||
/*
|
||||
* find the index of second str in the first str.
|
||||
*/
|
||||
@ -110,7 +110,7 @@ putback(c)
|
||||
*/
|
||||
void
|
||||
pbstr(s)
|
||||
char *s;
|
||||
const char *s;
|
||||
{
|
||||
size_t n;
|
||||
|
||||
@ -205,7 +205,7 @@ void enlarge_bufspace()
|
||||
*/
|
||||
void
|
||||
chrsave(c)
|
||||
char c;
|
||||
int c;
|
||||
{
|
||||
if (ep >= endest)
|
||||
enlarge_strspace();
|
||||
@ -269,7 +269,7 @@ killdiv()
|
||||
|
||||
char *
|
||||
xalloc(n)
|
||||
unsigned long n;
|
||||
size_t n;
|
||||
{
|
||||
char *p = malloc(n);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user