X-Git-Url: https://git.rrq.au/?a=blobdiff_plain;ds=sidebyside;f=fusefile.c;h=0936da92219a0e5877679c1bdbae2fc91d1680e6;hb=1bf026d416e3935c23c0f33eb32b337bec460558;hp=9c4b9648d226d11fb6a42c43e56ab5ac78447079;hpb=7059a8375f259a9d739fe6a642d0162ee83c30c8;p=rrq%2Ffusefile.git

diff --git a/fusefile.c b/fusefile.c
index 9c4b964..0936da9 100644
--- a/fusefile.c
+++ b/fusefile.c
@@ -117,10 +117,10 @@ static int setup_sources(char **argv,int i,int n) {
 	    } else if ( RANGE( sscanf( range, "%d:%n", &a, &c ), 1 )) {
 		p->from = ( a < 0 )? ( p->to + a ) : a;
 	    } else if ( RANGE( sscanf( range, "%d%n", &a, &c ), 1 )) {
-		if ( a < 0 ) {
-		    p->from = p->to + a;
+		if ( a >= 0 ) {
+		    p->from = a;
 		} else {
-		    p->to = p->from + a;
+		    p->from = p->to + a;
 		}
 	    } else if ( RANGE( sscanf( range, ":%n", &c), 0 ) ) {
 		// to end from start
@@ -129,8 +129,16 @@ static int setup_sources(char **argv,int i,int n) {
 		return 1;
 	    }
 	}
-	if ( p->from >= p->to ||
-	     p->from >= filestat.st_size || p->to > filestat.st_size ) {
+	if ( ( filestat.st_mode &  S_IFMT ) == S_IFCHR ) {
+	    filestat.st_size = p->to; // Pretend size of character device
+	}
+	if ( p->from < 0 ) {
+	    p->from = 0;
+	}
+	if ( p->to > filestat.st_size ) {
+	    p->to = filestat.st_size;
+	}
+	if ( p->from >= p->to || p->from >= filestat.st_size ) {
 	    fprintf( stderr, "** BAD RANGE: %s [%ld:%ld]\n",
 		     argv[i], p->from, p->to );
 	    return 1;