Multibyte character support for cal(1).
PR: 131578
This commit is contained in:
David Schultz
parent
24863729f9
commit
4646cea766
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=189804
@ -24,7 +24,7 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd October 23, 2005
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.Dd March 14, 2009
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.Dt CAL 1
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.Os
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.Sh NAME
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@ -142,7 +142,3 @@ command and manual were written by
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.Sh BUGS
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The assignment of Julian\(enGregorian switching dates to
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country codes is historically naive for many countries.
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.Pp
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The
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.Nm
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utility does not recognize multibyte characters.
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@ -40,6 +40,8 @@ static const char rcsid[] =
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#include <sysexits.h>
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#include <time.h>
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#include <unistd.h>
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#include <wchar.h>
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#include <wctype.h>
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/* Width of one month with backward compatibility */
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#define MONTH_WIDTH_B_J 27
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@ -53,13 +55,13 @@ static const char rcsid[] =
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typedef struct date date;
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struct monthlines {
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char name[MAX_WIDTH + 1];
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wchar_t name[MAX_WIDTH + 1];
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char lines[7][MAX_WIDTH + 1];
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char weeks[MAX_WIDTH + 1];
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};
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struct weekdays {
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char names[7][4];
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wchar_t names[7][4];
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};
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/* The switches from Julian to Gregorian in some countries */
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@ -159,6 +161,7 @@ int nswitch; /* user defined switch date */
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int nswitchb; /* switch date for backward compatibility */
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char *center(char *s, char *t, int w);
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wchar_t *wcenter(wchar_t *s, wchar_t *t, int w);
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void mkmonth(int year, int month, int jd_flag, struct monthlines * monthl);
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void mkmonthb(int year, int month, int jd_flag, struct monthlines * monthl);
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void mkweekdays(struct weekdays * wds);
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@ -418,9 +421,9 @@ printmonth(int y, int m, int jd_flag)
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mkmonth(y, m - 1, jd_flag, &month);
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mkweekdays(&wds);
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printf(" %s %d\n", month.name, y);
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printf(" %ls %d\n", month.name, y);
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for (i = 0; i != 7; i++)
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printf("%.2s%s\n", wds.names[i], month.lines[i]);
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printf("%.2ls%s\n", wds.names[i], month.lines[i]);
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if (flag_weeks)
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printf(" %s\n", month.weeks);
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}
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@ -430,7 +433,7 @@ printmonthb(int y, int m, int jd_flag)
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{
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struct monthlines month;
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struct weekdays wds;
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char s[MAX_WIDTH], t[MAX_WIDTH];
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wchar_t s[MAX_WIDTH], t[MAX_WIDTH];
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int i;
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int mw;
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@ -439,16 +442,17 @@ printmonthb(int y, int m, int jd_flag)
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mw = jd_flag ? MONTH_WIDTH_B_J : MONTH_WIDTH_B;
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sprintf(s, "%s %d", month.name, y);
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printf("%s\n", center(t, s, mw));
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swprintf(s, MAX_WIDTH, L"%ls %d", month.name, y);
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wprintf(L"%ls\n", wcenter(t, s, mw));
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if (jd_flag)
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printf(" %s %s %s %s %s %s %.2s\n", wds.names[6], wds.names[0],
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wprintf(L" %ls %ls %ls %ls %ls %ls %.2ls\n",
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wds.names[6], wds.names[0],
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wds.names[1], wds.names[2], wds.names[3],
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wds.names[4], wds.names[5]);
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else
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printf("%s%s%s%s%s%s%.2s\n", wds.names[6], wds.names[0],
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wds.names[1], wds.names[2], wds.names[3],
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wprintf(L"%ls%ls%ls%ls%ls%ls%.2ls\n", wds.names[6],
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wds.names[0], wds.names[1], wds.names[2], wds.names[3],
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wds.names[4], wds.names[5]);
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for (i = 0; i != 6; i++)
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@ -475,17 +479,17 @@ printyear(int y, int jd_flag)
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printf("%s\n", center(t, s, mpl * mw));
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for (j = 0; j != 12; j += mpl) {
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printf(" %-*s%-*s",
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printf(" %-*ls%-*ls",
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mw, year[j].name,
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mw, year[j + 1].name);
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if (mpl == 3)
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printf("%s\n", year[j + 2].name);
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printf("%ls\n", year[j + 2].name);
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else
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printf("%-*s%s\n",
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printf("%-*ls%ls\n",
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mw, year[j + 2].name,
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year[j + 3].name);
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for (i = 0; i != 7; i++) {
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printf("%.2s%-*s%-*s",
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printf("%.2ls%-*s%-*s",
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wds.names[i],
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mw, year[j].lines[i],
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mw, year[j + 1].lines[i]);
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@ -518,6 +522,7 @@ printyearb(int y, int jd_flag)
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struct monthlines year[12];
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struct weekdays wds;
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char s[80], t[80];
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wchar_t ws[80], wt[80];
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int i, j;
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int mpl;
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int mw;
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@ -532,17 +537,17 @@ printyearb(int y, int jd_flag)
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printf("%s\n\n", center(t, s, mw * mpl + mpl));
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for (j = 0; j != 12; j += mpl) {
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printf("%-*s ", mw, center(s, year[j].name, mw));
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printf("%-*ls ", mw, wcenter(ws, year[j].name, mw));
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if (mpl == 2)
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printf("%s\n", center(s, year[j + 1].name, mw));
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printf("%ls\n", wcenter(ws, year[j + 1].name, mw));
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else
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printf("%-*s %s\n", mw,
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center(s, year[j + 1].name, mw),
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center(t, year[j + 2].name, mw));
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printf("%-*ls %ls\n", mw,
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wcenter(ws, year[j + 1].name, mw),
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wcenter(wt, year[j + 2].name, mw));
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if (mpl == 2)
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printf(" %s %s %s %s %s %s %s "
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" %s %s %s %s %s %s %.2s\n",
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wprintf(L" %ls %ls %ls %ls %ls %ls %ls "
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" %ls %ls %ls %ls %ls %ls %.2ls\n",
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wds.names[6], wds.names[0], wds.names[1],
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wds.names[2], wds.names[3], wds.names[4],
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wds.names[5],
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@ -550,9 +555,9 @@ printyearb(int y, int jd_flag)
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wds.names[2], wds.names[3], wds.names[4],
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wds.names[5]);
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else
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printf("%s%s%s%s%s%s%s "
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"%s%s%s%s%s%s%s "
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"%s%s%s%s%s%s%.2s\n",
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wprintf(L"%ls%ls%ls%ls%ls%ls%ls "
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"%ls%ls%ls%ls%ls%ls%ls "
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"%ls%ls%ls%ls%ls%ls%.2ls\n",
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wds.names[6], wds.names[0], wds.names[1],
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wds.names[2], wds.names[3], wds.names[4],
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wds.names[5],
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@ -596,8 +601,9 @@ mkmonth(int y, int m, int jd_flag, struct monthlines *mlines)
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/* Set name of month. */
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memset(&tm, 0, sizeof(tm));
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tm.tm_mon = m;
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strftime(mlines->name, sizeof(mlines->name), "%OB", &tm);
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mlines->name[0] = toupper((unsigned char)mlines->name[0]);
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wcsftime(mlines->name, sizeof(mlines->name) / sizeof(mlines->name[0]),
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L"%OB", &tm);
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mlines->name[0] = towupper(mlines->name[0]);
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/*
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* Set first and last to the day number of the first day of this
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@ -688,8 +694,9 @@ mkmonthb(int y, int m, int jd_flag, struct monthlines *mlines)
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/* Set name of month centered */
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memset(&tm, 0, sizeof(tm));
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tm.tm_mon = m;
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strftime(mlines->name, sizeof(mlines->name), "%OB", &tm);
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mlines->name[0] = toupper((unsigned char)mlines->name[0]);
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wcsftime(mlines->name, sizeof(mlines->name) / sizeof(mlines->name[0]),
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L"%OB", &tm);
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mlines->name[0] = towupper(mlines->name[0]);
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/*
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* Set first and last to the day number of the first day of this
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@ -754,18 +761,18 @@ mkweekdays(struct weekdays *wds)
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{
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int i, len;
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struct tm tm;
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char buf[20];
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wchar_t buf[20];
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memset(&tm, 0, sizeof(tm));
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for (i = 0; i != 7; i++) {
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tm.tm_wday = (i+1) % 7;
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strftime(buf, sizeof(buf), "%a", &tm);
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len = strlen(buf);
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wcsftime(buf, sizeof(buf), L"%a", &tm);
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len = wcslen(buf);
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if (len > 2)
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len = 2;
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strcpy(wds->names[i], " ");
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strncpy(wds->names[i] + 2 - len, buf, len);
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wcscpy(wds->names[i], L" ");
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wcsncpy(wds->names[i] + 2 - len, buf, len);
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}
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}
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@ -858,6 +865,17 @@ center(char *s, char *t, int w)
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return (s);
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}
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/* Center string t in string s of length w by putting enough leading blanks */
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wchar_t *
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wcenter(wchar_t *s, wchar_t *t, int w)
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{
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char blanks[80];
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memset(blanks, ' ', sizeof(blanks));
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swprintf(s, MAX_WIDTH, L"%.*s%ls", (int)(w - wcslen(t)) / 2, blanks, t);
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return (s);
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}
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int
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parsemonth(const char *s, int *m, int *y)
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{
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