3 * dp.c -- parse dates 822-style
5 * This code is Copyright (c) 2002, by the authors of nmh. See the
6 * COPYRIGHT file in the root directory of the nmh distribution for
7 * complete copyright information.
11 #include <h/fmt_scan.h>
17 #define WBUFSIZ BUFSIZ
19 #define FORMAT "%<(nodate{text})error: %{text}%|%(putstr(pretty{text}))%>"
21 static struct swit switches[] = {
23 { "form formatfile", 0 },
25 { "format string", 5 },
27 { "width columns", 0 },
35 static struct format *fmt;
42 static int process (char *, int);
46 main (int argc, char **argv)
48 int datep = 0, width = 0, status = 0;
49 char *cp, *form = NULL, *format = NULL, *nfs;
50 char buf[BUFSIZ], **argp, **arguments;
54 setlocale(LC_ALL, "");
56 invo_name = r1bindex (argv[0], '/');
58 /* read user profile/context */
61 arguments = getarguments (invo_name, argc, argv, 1);
64 while ((cp = *argp++)) {
66 switch (smatch (++cp, switches)) {
68 ambigsw (cp, switches);
71 adios (NULL, "-%s unknown", cp);
74 snprintf (buf, sizeof(buf), "%s [switches] dates ...",
76 print_help (buf, switches, 1);
79 print_version(invo_name);
83 if (!(form = *argp++) || *form == '-')
84 adios (NULL, "missing argument to %s", argp[-2]);
88 if (!(format = *argp++) || *format == '-')
89 adios (NULL, "missing argument to %s", argp[-2]);
94 if (!(cp = *argp++) || *cp == '-')
95 adios (NULL, "missing argument to %s", argp[-2]);
101 adios (NULL, "more than %d dates", NDATES);
108 adios (NULL, "usage: %s [switches] dates ...", invo_name);
110 /* get new format string */
111 nfs = new_fs (form, format, FORMAT);
114 if ((width = sc_width ()) < WIDTH / 2)
120 fmt_compile (nfs, &fmt);
128 for (datep = 0; dates[datep]; datep++)
129 status += process (dates[datep], width);
131 context_save (); /* save the context file */
138 process (char *date, int length)
141 char buffer[WBUFSIZ + 1];
142 register struct comp *cptr;
144 FINDCOMP (cptr, "text");
147 fmt_scan (fmt, buffer, length, dat);
148 fputs (buffer, stdout);