From 87873bceeb1d01823ca36d9c770db13ebdd99202 Mon Sep 17 00:00:00 2001
From: Phil Sutter <phil@nwl.cc>
Date: Thu, 19 Nov 2009 23:59:50 +0100
Subject: [PATCH] lines, words: outsource code

---
 src/conky.c    | 50 ++-----------------------------------------
 src/tailhead.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/tailhead.h |  3 +++
 3 files changed, 63 insertions(+), 48 deletions(-)

diff --git a/src/conky.c b/src/conky.c
index 2377b266..3e3e7de7 100644
--- a/src/conky.c
+++ b/src/conky.c
@@ -2286,57 +2286,11 @@ void generate_text_internal(char *p, int p_max_size,
 				print_tailhead("head", obj, p, p_max_size);
 			}
 			OBJ(lines) {
-				static int rep = 0;
-				FILE *fp = open_file(obj->data.s, &rep);
-
-				if(fp != NULL) {
-/* FIXME: use something more general (see also tail.c, head.c */
-#define BUFSZ 0x1000
-					char buf[BUFSZ];
-					int j, lines;
-
-					lines = 0;
-					while(fgets(buf, BUFSZ, fp) != NULL){
-						for(j = 0; buf[j] != 0; j++) {
-							if(buf[j] == '\n') {
-								lines++;
-							}
-						}
-					}
-					sprintf(p, "%d", lines);
-					fclose(fp);
-				} else {
-					sprintf(p, "File Unreadable");
-				}
+				print_lines(obj, p, p_max_size);
 			}
 
 			OBJ(words) {
-				static int rep = 0;
-				FILE *fp = open_file(obj->data.s, &rep);
-
-				if(fp != NULL) {
-					char buf[BUFSZ];
-					int j, words;
-					char inword = FALSE;
-
-					words = 0;
-					while(fgets(buf, BUFSZ, fp) != NULL){
-						for(j = 0; buf[j] != 0; j++) {
-							if(!isspace(buf[j])) {
-								if(inword == FALSE) {
-									words++;
-									inword = TRUE;
-								}
-							} else {
-								inword = FALSE;
-							}
-						}
-					}
-					sprintf(p, "%d", words);
-					fclose(fp);
-				} else {
-					sprintf(p, "File Unreadable");
-				}
+				print_words(obj, p, p_max_size);
 			}
 #ifdef TCP_PORT_MONITOR
 			OBJ(tcp_portmon) {
diff --git a/src/tailhead.c b/src/tailhead.c
index c9eff2a7..1c15be1b 100644
--- a/src/tailhead.c
+++ b/src/tailhead.c
@@ -33,6 +33,7 @@
 #include "text_object.h"
 #include "logging.h"
 #include <sys/stat.h>
+#include <ctype.h>
 #include <fcntl.h>
 #include <string.h>
 #include <unistd.h>
@@ -178,3 +179,60 @@ void print_tailhead(const char* type, struct text_object *obj, char *p, int p_ma
 	}
 	return;
 }
+
+/* FIXME: use something more general (see also tail.c, head.c */
+#define BUFSZ 0x1000
+
+void print_lines(struct text_object *obj, char *p, int p_max_size)
+{
+	static int rep = 0;
+	FILE *fp = open_file(obj->data.s, &rep);
+	char buf[BUFSZ];
+	int j, lines;
+
+	if (!fp) {
+		snprintf(p, p_max_size, "File Unreadable");
+		return;
+	}
+
+	lines = 0;
+	while(fgets(buf, BUFSZ, fp) != NULL){
+		for(j = 0; buf[j] != 0; j++) {
+			if(buf[j] == '\n') {
+				lines++;
+			}
+		}
+	}
+	snprintf(p, p_max_size, "%d", lines);
+	fclose(fp);
+}
+
+void print_words(struct text_object *obj, char *p, int p_max_size)
+{
+	static int rep = 0;
+	FILE *fp = open_file(obj->data.s, &rep);
+	char buf[BUFSZ];
+	int j, words;
+	char inword = 0;
+
+	if(!fp) {
+		snprintf(p, p_max_size, "File Unreadable");
+		return;
+	}
+
+	words = 0;
+	while(fgets(buf, BUFSZ, fp) != NULL){
+		for(j = 0; buf[j] != 0; j++) {
+			if(!isspace(buf[j])) {
+				if(!inword) {
+					words++;
+					inword = 1;
+				}
+			} else {
+				inword = 0;
+			}
+		}
+	}
+	snprintf(p, p_max_size, "%d", words);
+	fclose(fp);
+}
diff --git a/src/tailhead.h b/src/tailhead.h
index ded4f1c8..6bd3dff2 100644
--- a/src/tailhead.h
+++ b/src/tailhead.h
@@ -34,4 +34,7 @@ void free_tailhead(struct text_object *);
 void init_tailhead(const char *, const char *, struct text_object *, void *);
 void print_tailhead(const char *, struct text_object *, char *, int);
 
+void print_lines(struct text_object *, char *, int);
+void print_words(struct text_object *, char *, int);
+
 #endif /* _TAILHEAD_H */