shithub: neatroff

Info  •  Files  •  Log  •  Branches

reg: date registers

--- a/reg.c

+++ b/reg.c

@@ -2,6 +2,7 @@

 #include <stdlib.h>

 #include <stdlib.h>

 #include <string.h>

+#include <time.h>

 #include "xroff.h"

 #define NREGS		(1 << 16)

@@ -81,6 +82,9 @@

 	case REG('.', '$'):

 		sprintf(numbuf, "%d", in_nargs());

 		break;

+	case REG('y', 'r'):

+		sprintf(numbuf, "%02d", nregs[id]);

+		break;

 	default:

 		sprintf(numbuf, "%d", *nreg(id));

 	}

@@ -179,9 +183,20 @@

 	}

 }

+static void init_time(void)

+{

+	time_t t = time(NULL);

+	struct tm *tm = localtime(&t);

+	nregs[REG('d', 'w')] = tm->tm_wday + 1;

+	nregs[REG('d', 'y')] = tm->tm_mday;

+	nregs[REG('m', 'o')] = tm->tm_mon + 1;

+	nregs[REG('y', 'r')] = tm->tm_year % 100;

+}

+

 void env_init(void)

 {

 	int i;

+	init_time();

 	for (i = 0; i < LEN(eregs); i++)

 		eregs_idx[eregs[i]] = i + 1;

 	env_set(0);