From: Petr Danecek <pd3@sanger.ac.uk>
Date: Wed, 20 Mar 2013 14:09:08 +0000 (+0000)
Subject: mpileup fix: Print error message and exit when no files given. (On behalf of Gert... 
X-Git-Url: https://git.donarmstrong.com/?p=samtools.git;a=commitdiff_plain;h=e7e57afd8b5f432431e26a9fa2146e8daa9267bd

mpileup fix: Print error message and exit when no files given. (On behalf of Gert Hulselmans)
---

diff --git a/bam_plcmd.c b/bam_plcmd.c
index 54a4597..31e3017 100644
--- a/bam_plcmd.c
+++ b/bam_plcmd.c
@@ -209,6 +209,11 @@ static int mpileup(mplp_conf_t *conf, int n, char **fn)
 	n_plp = calloc(n, sizeof(int*));
 	sm = bam_smpl_init();
 
+    if (n == 0) {
+        fprintf(stderr,"[%s] no input file/data given\n", __func__);
+        exit(1);
+    }
+
 	// read the header and initialize data
 	for (i = 0; i < n; ++i) {
 		bam_header_t *h_tmp;