X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fstring%2Fstring.c;h=6e473af36cf3862580e6c1f706d46861e99dc874;hp=7686813c9a392ab5cf94c8b624e3037e28fbd601;hb=be6b32cbe44df085efbae36c07b566bda88c6154;hpb=e52b97e4d99af6e2a564731c23c6c86e373aedaa;ds=sidebyside

diff --git a/ccan/string/string.c b/ccan/string/string.c
index 7686813c..6e473af3 100644
--- a/ccan/string/string.c
+++ b/ccan/string/string.c
@@ -10,6 +10,7 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <errno.h>
+#include "noerr/noerr.h"
 
 char **strsplit(const void *ctx, const char *string, const char *delims,
 		 unsigned int *nump)
@@ -67,3 +68,21 @@ void *grab_fd(const void *ctx, int fd)
 
 	return buffer;
 }
+
+void *grab_file(const void *ctx, const char *filename)
+{
+	int fd;
+	char *buffer;
+
+	if (streq(filename, "-"))
+		fd = dup(STDIN_FILENO);
+	else
+		fd = open(filename, O_RDONLY, 0);
+
+	if (fd < 0)
+		return NULL;
+
+	buffer = grab_fd(ctx, fd);
+	close_noerr(fd);
+	return buffer;
+}