From 5542b14f31308584e0a4432be7af05699c83a7f9 Mon Sep 17 00:00:00 2001
From: deuce <>
Date: Fri, 23 Jan 2009 08:09:51 +0000
Subject: [PATCH] Add new readtext.c file.
---
src/sbbs3/readtext.c | 116 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 116 insertions(+)
create mode 100644 src/sbbs3/readtext.c
diff --git a/src/sbbs3/readtext.c b/src/sbbs3/readtext.c
new file mode 100644
index 0000000000..71d794d642
--- /dev/null
+++ b/src/sbbs3/readtext.c
@@ -0,0 +1,116 @@
+#include "sbbs.h"
+#include "text_defaults.h" /* text_defaults */
+
+/****************************************************************************/
+/* Reads special TEXT.DAT printf style text lines, splicing multiple lines, */
+/* replacing escaped characters, and allocating the memory */
+/****************************************************************************/
+char *readtext(long *line,FILE *stream,long dflt)
+{
+ char buf[2048],str[2048],tmp[256],*p,*p2;
+ int i,j,k;
+
+ if(!fgets(buf,256,stream))
+ goto use_default;
+ if(line)
+ (*line)++;
+ if(buf[0]=='#')
+ goto use_default;
+ p=strrchr(buf,'"');
+ if(!p) {
+ if(line)
+ lprintf(LOG_ERR,"No quotation marks in line %d of text.dat",*line);
+ goto use_default;
+ }
+ if(*(p+1)=='\\') /* merge multiple lines */
+ while(strlen(buf)<2000) {
+ if(!fgets(str,255,stream))
+ goto use_default;
+ if(line)
+ (*line)++;
+ p2=strchr(str,'"');
+ if(!p2)
+ continue;
+ strcpy(p,p2+1);
+ p=strrchr(p,'"');
+ if(p && *(p+1)=='\\')
+ continue;
+ break;
+ }
+ *(p)=0;
+ k=strlen(buf);
+ for(i=1,j=0;i<k;j++) {
+ if(buf[i]=='\\') { /* escape */
+ i++;
+ if(isdigit(buf[i])) {
+ str[j]=atoi(buf+i); /* decimal, NOT octal */
+ if(isdigit(buf[++i])) /* skip up to 3 digits */
+ if(isdigit(buf[++i]))
+ i++;
+ continue;
+ }
+ switch(buf[i++]) {
+ case '\\':
+ str[j]='\\';
+ break;
+ case '?':
+ str[j]='?';
+ break;
+ case 'x':
+ tmp[0]=buf[i++]; /* skip next character */
+ tmp[1]=0;
+ if(isxdigit(buf[i])) { /* if another hex digit, skip too */
+ tmp[1]=buf[i++];
+ tmp[2]=0;
+ }
+ str[j]=(char)ahtoul(tmp);
+ break;
+ case '\'':
+ str[j]='\'';
+ break;
+ case '"':
+ str[j]='"';
+ break;
+ case 'r':
+ str[j]=CR;
+ break;
+ case 'n':
+ str[j]=LF;
+ break;
+ case 't':
+ str[j]=TAB;
+ break;
+ case 'b':
+ str[j]=BS;
+ break;
+ case 'a':
+ str[j]=BEL;
+ break;
+ case 'f':
+ str[j]=FF;
+ break;
+ case 'v':
+ str[j]=11; /* VT */
+ break;
+ default:
+ str[j]=buf[i];
+ break;
+ }
+ continue;
+ }
+ str[j]=buf[i++];
+ }
+ str[j]=0;
+ if((p=(char *)calloc(1,j+2))==NULL) { /* +1 for terminator, +1 for YNQX line */
+ lprintf(LOG_CRIT,"Error allocating %u bytes of memory from text.dat",j);
+ goto use_default;
+ }
+ strcpy(p,str);
+ return(p);
+use_default:
+ p=strdup(text_defaults[dflt]);
+ if(p==NULL)
+ lprintf(LOG_CRIT,"Error duplicating %s text defaults",text_defaults[dflt]);
+ return(p);
+}
+
--
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