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authorHerbert Xu <herbert@gondor.apana.org.au>2008-05-03 14:41:48 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-05-03 14:41:48 +0800
commit5e91dc6675450ced76b81a74e3c59294781edeb9 (patch)
tree657e7643c1fb947ddebec372e3018de9dfe8300d /src
parent[CD] Restored warning when getcwd fails (diff)
downloaddash-5e91dc6675450ced76b81a74e3c59294781edeb9.tar.gz
dash-5e91dc6675450ced76b81a74e3c59294781edeb9.zip
[ERROR] Set default exvwarning2 arg0 for errors during early initialisation
As it stands if we get an error before procargs gets called by main()
we'll try to print out a null pointer.  This patch avoids this by
printing out "sh" instead.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to '')
-rw-r--r--src/error.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/error.c b/src/error.c
index 338243d..7f165c1 100644
--- a/src/error.c
+++ b/src/error.c
@@ -122,7 +122,7 @@ exvwarning2(const char *msg, va_list ap)
 	const char *fmt;
 
 	errs = out2;
-	name = arg0;
+	name = arg0 ?: "sh";
 	fmt = "%s: ";
 	if (commandname) {
 		name = commandname;