public.c

sco unix 前台界面开发程序,采用UNIX中的词法分析器和语法分析器

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>

char *Trim(char *s)
{
	char *e;

	while (*s && (*s == ' ' || *s == '\t')) s++;
	if (!*s) return s;

	e = s + strlen(s) - 1;
	while (e >= s && (*e == ' ' || *e == '\t')) e--;
	*++e = 0;
	return s;
}

void GetString(char *item, char *str, int pos, char delimiter)
{
	int i, start = 0, k = 0, len = 0;
	for(i=0; i < strlen(str); i++) {
		if(str[i] == delimiter) {
			k++, i++;
			if( k == pos - 1 ) start = i;
		}
		if(k == pos-1) len++;
		if(k == pos) break;
	}
	if(len == 0) item = NULL;
	strncpy(item, &str[start], len);
}

void WriteLog(char *logname,char *fmt, ...)
{
        va_list ap_list;
        FILE    *fp;

        va_start(ap_list, fmt);

        fp = fopen(logname,"a+");
        if (fp != NULL) {
                vfprintf(fp, fmt, ap_list);
                fflush(fp);
                fclose(fp);
        }

        va_end(ap_list);
}

void ChineseAmt(char *str, double amt)/*金额小于十万亿*/
{
	int i,nflag=0,wflag=0;
	char stramt[20],strtmp[10];
	char *num[]={"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};
	char *unit[]={"万", "仟", "佰", "拾", "亿", "仟", "佰", "拾",
	              "万", "仟", "佰", "拾", "元", "角", "分"};
	if(amt < 0) amt = -amt;
	memset(stramt,0,sizeof(stramt));
	sprintf(stramt,"%015.0lf",amt*100);
	for(i=0;i<strlen(stramt);i++)//处理至元位
	{
		if(stramt[i]!='0') {
			if(4 < i && i < 8) wflag=1;//亿位至万位有数字
			nflag=1;
			strcat(str,num[stramt[i]-'0']);//写数字
				strcat(str,unit[i]);//写单位
		}
		else if(nflag) {
			/*亿、万、元位强制写出*/
			if(i==4 || i==8 && wflag || i==12)
				strcat(str,unit[i]);
			/*下一位不为零，则写零*/
			if(stramt[i+1] && stramt[i+1] != '0' )
				strcat(str,num[0]);
		}
	}
		if(stramt[14]=='0')//到角为止写整
			strcat(str,"整");
}

void PrintAmt(char *str, double amt, int prec)
{
	char buf[80], c;
	int i, j, len, pos;
	memset(buf, 0, sizeof(buf));
	sprintf(buf, "%.*f", prec, amt);
	len = strlen(buf);
	for(i = 0, j = 0; i < len; i++, j++) {
		str[j] = buf[i];
		if(prec > 0) pos = len - i -prec - 5;
		else pos = len - i -prec - 4;
		if(pos >= 0  && (pos % 3 == 0)) str[++j] = ',';
	}
	str[j] = '\0';
}

int IsBlank(char *str)
{
	while(*str && isspace(*str)) str++;
	if(*str == '\0') return(1);
	else return(0);
}