X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=namedev.c;h=bed328f6464351fd7cced6226c64d6d927f41e9d;hb=bc434511310a5bbbc5fe3783a9204b204ef05500;hp=41480d50c02c0553061c5ece7ce55aedfc86f897;hpb=8f43a65e4f0b545d705cc4cf9f31fa336b0cf8f3;p=elogind.git

diff --git a/namedev.c b/namedev.c
index 41480d50c..bed328f64 100644
--- a/namedev.c
+++ b/namedev.c
@@ -45,6 +45,7 @@
 #define TYPE_TOPOLOGY	"TOPOLOGY"
 #define TYPE_REPLACE	"REPLACE"
 #define TYPE_CALLOUT	"CALLOUT"
+#define CALLOUT_MAXARG	8
 
 static LIST_HEAD(config_device_list);
 
@@ -286,7 +287,7 @@ static int namedev_init_config(void)
 
 			/* ID="id" */
 			temp2 = strsep(&temp, ",");
-			retval = get_value("id", &temp, &temp3);
+			retval = get_value("ID", &temp, &temp3);
 			if (retval)
 				break;
 			strfieldcpy(dev.id, temp3);
@@ -314,7 +315,7 @@ static int namedev_init_config(void)
 
 			/* PLACE="place" */
 			temp2 = strsep(&temp, ",");
-			retval = get_value("place", &temp, &temp3);
+			retval = get_value("PLACE", &temp, &temp3);
 			if (retval)
 				break;
 			strfieldcpy(dev.place, temp3);
@@ -353,18 +354,18 @@ static int namedev_init_config(void)
 			/* number type */
 			dev.type = CALLOUT;
 
-			/* PROGRAM="executable" */
-			retval = get_value("PROGRAM", &temp, &temp3);
+			/* BUS="bus" */
+			retval = get_value("BUS", &temp, &temp3);
 			if (retval)
 				break;
-			strfieldcpy(dev.exec_program, temp3);
+			strfieldcpy(dev.bus, temp3);
 
-			/* BUS="bus" */
+			/* PROGRAM="executable" */
 			temp2 = strsep(&temp, ",");
-			retval = get_value("BUS", &temp, &temp3);
+			retval = get_value("PROGRAM", &temp, &temp3);
 			if (retval)
 				break;
-			strfieldcpy(dev.bus, temp3);
+			strfieldcpy(dev.exec_program, temp3);
 
 			/* ID="id" */
 			temp2 = strsep(&temp, ",");
@@ -479,6 +480,9 @@ static int exec_callout(struct config_device *dev, char *value, int len)
 	pid_t pid;
 	int value_set = 0;
 	char buffer[256];
+	char *arg;
+	char *args[CALLOUT_MAXARG];
+	int i;
 
 	dbg("callout to '%s'", dev->exec_program);
 	retval = pipe(fds);
@@ -496,7 +500,22 @@ static int exec_callout(struct config_device *dev, char *value, int len)
 		/* child */
 		close(STDOUT_FILENO);
 		dup(fds[1]);	/* dup write side of pipe to STDOUT */
-		retval = execve(dev->exec_program, main_argv, main_envp);
+		if (strchr(dev->exec_program, ' ')) {
+			/* callout with arguments */
+			arg = dev->exec_program;
+			for (i=0; i < CALLOUT_MAXARG-1; i++) {
+				args[i] = strsep(&arg, " ");
+				if (args[i] == NULL)
+					break;
+			}
+			if (args[i]) {
+				dbg("to many args - %d", i);
+				args[i] = NULL;
+			}
+			retval = execve(args[0], args, main_envp);
+		} else {
+			retval = execve(dev->exec_program, main_argv, main_envp);
+		}
 		if (retval != 0) {
 			dbg("child execve failed");
 			exit(1);
@@ -523,6 +542,7 @@ static int exec_callout(struct config_device *dev, char *value, int len)
 				strncpy(value, buffer, len);
 			}
 		}
+		dbg("callout returned '%s'", value);
 		close(fds[0]);
 		res = wait(&status);
 		if (res < 0) {