X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=utils%2Fgssd%2Fcacheio.c;h=75c7a5d8e3b4a0d481d394db8a39257a4afe8bf3;hb=de95c40031904260a31a3686d6a48d7842abccb4;hp=ac76c065d09a023cfa9d562ce199139d189de1b5;hpb=4fde9011946076918021a7007408b0d9802e80d0;p=nfs-utils.git

diff --git a/utils/gssd/cacheio.c b/utils/gssd/cacheio.c
index ac76c06..75c7a5d 100644
--- a/utils/gssd/cacheio.c
+++ b/utils/gssd/cacheio.c
@@ -55,6 +55,7 @@
 #include <time.h>
 #include <stdlib.h>
 #include <string.h>
+#include <errno.h>
 #include "err_util.h"
 
 void qword_add(char **bpp, int *lp, char *str)
@@ -244,6 +245,8 @@ int qword_get_int(char **bpp, int *anint)
 	return 0;
 }
 
+#define READLINE_BUFFER_INCREMENT 2048
+
 int readline(int fd, char **buf, int *lenp)
 {
 	/* read a line into *buf, which is malloced *len long
@@ -254,15 +257,16 @@ int readline(int fd, char **buf, int *lenp)
 	int len;
 
 	if (*lenp == 0) {
-		char *b = malloc(128);
+		char *b = malloc(READLINE_BUFFER_INCREMENT);
 		if (b == NULL)
 			return 0;
 		*buf = b;
-		*lenp = 128;
+		*lenp = READLINE_BUFFER_INCREMENT;
 	}
 	len = read(fd, *buf, *lenp);
 	if (len <= 0) {
-		printerr(2, "read error in readline: %d\n", len);
+		printerr(0, "readline: read error: len %d errno %d (%s)\n",
+			 len, errno, strerror(errno));
 		return 0;
 	}
 	while ((*buf)[len-1] != '\n') {
@@ -271,19 +275,21 @@ int readline(int fd, char **buf, int *lenp)
 	 */
 		char *new;
 		int nl;
-		*lenp += 128;
+		*lenp += READLINE_BUFFER_INCREMENT;
 		new = realloc(*buf, *lenp);
 		if (new == NULL)
 			return 0;
 		*buf = new;
 		nl = read(fd, *buf +len, *lenp - len);
 		if (nl <= 0 ) {
-			printerr(2, "read error in readline: %d\n", nl);
+			printerr(0, "readline: read error: len %d "
+				 "errno %d (%s)\n", nl, errno, strerror(errno));
 			return 0;
 		}
 		len += nl;
 	}
 	(*buf)[len-1] = 0;
-	printerr(1, "read line with %d characters:\n%s\n", *lenp, *buf);
+	printerr(3, "readline: read %d chars into buffer of size %d:\n%s\n",
+		 len, *lenp, *buf);
 	return 1;
 }