#include <h/fmt_scan.h>
#include <h/tws.h>
#include <h/utils.h>
-#include <setjmp.h>
#include <signal.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <locale.h>
+#include <sysexits.h>
/*
** MAJOR BUG:
{ "form formfile", 0 },
#define WIDTHSW 1
{ "width columns", 0 },
-#define SLEEPSW 2
- { "sleep seconds", 0 },
-#define VERSIONSW 3
+#define VERSIONSW 2
{ "Version", 0 },
-#define HELPSW 4
+#define HELPSW 3
{ "help", 0 },
-#define FORW1SW 5
+#define FORW1SW 4
{ "forward", -7 },
-#define FORW2SW 6
+#define FORW2SW 5
{ "forwall", -7 },
-#define NBODYSW 7
+#define NBODYSW 6
{ "nobody", -6 },
{ NULL, 0 }
};
static int forwflg = 0;
static int forwall = 0;
-static int sleepsw = NOTOK;
-
static int exitstat = 0;
static int mhldebug = 0;
static int num_ignores = 0;
static char *ignores[MAXARGS];
-static jmp_buf env;
-static jmp_buf mhlenv;
-
-static FILE *(*mhl_action) () = (FILE *(*) ()) 0;
-
+volatile sig_atomic_t eflag = 0;
/*
** Redefine a couple of functions.
** These are undefined later in the code.
*/
-#define adios mhladios
-#define done mhldone
/*
** prototypes
static void putstr(char *);
static void putch(char);
static void intrser(int);
-static void mhladios(char *, char *, ...);
-static void mhldone(int);
int sc_width(void); /* from termsbr.c */
switch (smatch(++cp, switches)) {
case AMBIGSW:
ambigsw(cp, switches);
- done(1);
+ exit(EX_USAGE);
case UNKWNSW:
- adios(NULL, "-%s unknown\n", cp);
+ adios(EX_USAGE, NULL, "-%s unknown\n", cp);
case HELPSW:
snprintf(buf, sizeof(buf), "%s [switches] [files ...]", invo_name);
print_help(buf, switches, 1);
- done(1);
+ exit(argc == 2 ? EX_OK : EX_USAGE);
case VERSIONSW:
print_version(invo_name);
- done(1);
+ exit(argc == 2 ? EX_OK : EX_USAGE);
case FORMSW:
if (!(form = *argp++) || *form == '-')
- adios(NULL, "missing argument to %s",
- argp[-2]);
- continue;
-
- case SLEEPSW:
- if (!(cp = *argp++) || *cp == '-')
- adios(NULL, "missing argument to %s",
+ adios(EX_USAGE, NULL, "missing argument to %s",
argp[-2]);
- sleepsw = atoi(cp); /* ZERO ok! */
continue;
case WIDTHSW:
if (!(cp = *argp++) || *cp == '-')
- adios(NULL, "missing argument to %s",
+ adios(EX_USAGE, NULL, "missing argument to %s",
argp[-2]);
if ((width = atoi(cp)) < 1)
- adios(NULL, "bad argument %s %s",
+ adios(EX_USAGE, NULL, "bad argument %s %s",
argp[-2], cp);
continue;
fflush(stdout);
if (ferror(stdout)) {
- adios("output", "error writing");
+ adios(EX_IOERR, "output", "error writing");
}
return exitstat;
}
if ((fp = fopen(etcpath(file), "r")) == NULL)
- adios(file, "unable to open format file");
+ adios(EX_IOERR, file, "unable to open format file");
if (fstat(fileno(fp), &st) != NOTOK) {
mtime = st.st_mtime;
parptr = bp;
while (*parptr) {
if (evalvar(&global))
- adios(NULL, "format file syntax error: %s", bp);
+ adios(EX_CONFIG, NULL, "format file syntax error: %s", bp);
if (*parptr)
parptr++;
}
while (*parptr == ':' || *parptr == ',') {
parptr++;
if (evalvar(c1))
- adios(NULL, "format file syntax error: %s", bp);
+ adios(EX_CONFIG, NULL, "format file syntax error: %s", bp);
}
if (!c1->c_fstr && global.c_fstr) {
if ((c1->c_flags & DATEFMT) &&
continue;
default:
- adios(NULL, "format file syntax error: %s", bp);
+ adios(EX_CONFIG, NULL, "format file syntax error: %s", bp);
}
}
fclose(fp);
FILE *fp = NULL;
struct mcomp *c1;
- switch (setjmp(env)) {
- case OK:
- if (fname) {
- fp = mhl_action ? (*mhl_action) (fname) :
- fopen(fname, "r");
- if (fp == NULL) {
- advise(fname, "unable to open");
- exitstat++;
- return;
- }
- } else {
- fname = "(stdin)";
- fp = stdin;
- }
- SIGNAL(SIGINT, intrser);
- mhlfile(fp, fname, ofilen, ofilec);
- /* FALL THROUGH! */
- default:
- SIGNAL(SIGINT, SIG_IGN);
- if (mhl_action == NULL && fp != stdin)
- fclose(fp);
- if (holder.c_text) {
- free(holder.c_text);
- holder.c_text = NULL;
+ if (fname) {
+ fp = fopen(fname, "r");
+ if (fp == NULL) {
+ advise(fname, "unable to open");
+ exitstat++;
+ return;
}
- free_queue(&msghd, &msgtl);
- for (c1 = fmthd; c1; c1 = c1->c_next)
- c1->c_flags &= ~HDROUTPUT;
- break;
+ } else {
+ fname = "(stdin)";
+ fp = stdin;
+ }
+ SIGNAL(SIGINT, intrser);
+ mhlfile(fp, fname, ofilen, ofilec);
+
+ SIGNAL(SIGINT, SIG_IGN);
+ if (fp != stdin)
+ fclose(fp);
+ if (holder.c_text) {
+ free(holder.c_text);
+ holder.c_text = NULL;
}
+ free_queue(&msghd, &msgtl);
+ for (c1 = fmthd; c1; c1 = c1->c_next)
+ c1->c_flags &= ~HDROUTPUT;
}
printf(">>> %s\n\n", mname);
}
- for (state = FLD;;) {
+ for (state = FLD;!eflag;) {
switch (state = m_getfld(state, name, buf, sizeof(buf), fp)) {
case FLD:
case FLDPLUS:
return;
default:
- adios(NULL, "getfld() returned %d", state);
+ adios(EX_SOFTWARE, NULL, "getfld() returned %d", state);
}
}
}
(q = &pq)->pq_next = NULL;
while ((cp = getname(ap))) {
if ((p = (struct pqpair *)
- calloc((size_t) 1, sizeof(*p))) == NULL)
- adios(NULL, "unable to allocate pqpair memory");
+ mh_xcalloc((size_t) 1, sizeof(*p))) == NULL)
+ adios(EX_OSERR, NULL, "unable to allocate pqpair memory");
if ((mp = getm(cp, NULL, 0, AD_NAME, error)) == NULL) {
p->pq_text = getcpy(cp);
{
struct mcomp *c1;
- if ((c1 = (struct mcomp *) calloc((size_t) 1, sizeof(*c1))) == NULL)
- adios(NULL, "unable to allocate comp memory");
+ if ((c1 = (struct mcomp *) mh_xcalloc((size_t) 1, sizeof(*c1))) == NULL)
+ adios(EX_OSERR, NULL, "unable to allocate comp memory");
c1->c_flags = flags & ~INIT;
if ((c1->c_name = name ? getcpy(name) : NULL))
if ((ovtxt = c1->c_ovtxt ? c1->c_ovtxt : global.c_ovtxt) == NULL)
ovtxt = "";
if (wid < ovoff + strlen(ovtxt) + 5)
- adios(NULL, "component: %s width(%d) too small for overflow(%d)", c1->c_name, wid, ovoff + strlen(ovtxt) + 5);
+ adios(EX_SOFTWARE, NULL, "component: %s width(%d) too small for overflow(%d)", c1->c_name, wid, ovoff + strlen(ovtxt) + 5);
onelp = NULL;
if (c1->c_flags & CLEARTEXT) {
static void
intrser(int i)
{
- discard(stdout);
- putchar('\n');
- longjmp(env, DONE);
-}
-
-
-#undef adios
-#undef done
-
-static void
-mhladios(char *what, char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- advertise(what, NULL, fmt, ap);
- va_end(ap);
- mhldone(1);
-}
-
-
-static void
-mhldone(int status)
-{
- exitstat = status;
- if (mhl_action)
- longjmp(mhlenv, DONE);
- else
- done(exitstat);
+ eflag = 1;
}