autofs-5.0.9 - amd lookup use flags in map_source for format

From: Ian Kent <raven@themaw.net>

We will need to check the map format several times so add a flags
field to the map_source struct so we don't need to use strcmp()
every time.
---
 daemon/lookup.c  |    2 ++
 include/master.h |    3 +++
 lib/master.c     |    4 ++++
 3 files changed, 9 insertions(+)

diff --git a/daemon/lookup.c b/daemon/lookup.c
index d6d9af9..bc6263b 100644
--- a/daemon/lookup.c
+++ b/daemon/lookup.c
@@ -476,6 +476,7 @@ static enum nsswitch_status read_map_source(struct nss_source *this,
 	}
 
 	this->source[4] = '\0';
+	tmap.flags = map->flags;
 	tmap.type = this->source;
 	tmap.format = map->format;
 	tmap.lookup = map->lookup;
@@ -871,6 +872,7 @@ static enum nsswitch_status lookup_map_name(struct nss_source *this,
 	}
 
 	this->source[4] = '\0';
+	tmap.flags = map->flags;
 	tmap.type = this->source;
 	tmap.format = map->format;
 	tmap.mc = map->mc;
diff --git a/include/master.h b/include/master.h
index e77d5ba..8833ddf 100644
--- a/include/master.h
+++ b/include/master.h
@@ -20,7 +20,10 @@
 #ifndef MASTER_H
 #define MASTER_H
 
+#define MAP_FLAG_FORMAT_AMD	0x0001
+
 struct map_source {
+	unsigned int flags;
 	char *type;
 	char *format;
 	time_t exp_timeout;		/* Timeout for expiring mounts */
diff --git a/lib/master.c b/lib/master.c
index ce6320e..4ac3c6a 100644
--- a/lib/master.c
+++ b/lib/master.c
@@ -178,6 +178,8 @@ master_add_map_source(struct master_mapent *entry,
 			return NULL;
 		}
 		source->format = nformat;
+		if (!strcmp(nformat, "amd"))
+			source->flags |= MAP_FLAG_FORMAT_AMD;
 	}
 
 	source->age = age;
@@ -430,6 +432,8 @@ master_add_source_instance(struct map_source *source, const char *type, const ch
 			return NULL;
 		}
 		new->format = nformat;
+		if (!strcmp(nformat, "amd"))
+			new->flags |= MAP_FLAG_FORMAT_AMD;
 	}
 
 	new->age = age;