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path: root/extra/eject/eject-2.1.5-spaces.patch
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diff --git a/eject.c b/eject.c
index d67089c..f7b2a2e 100644
--- a/eject.c
+++ b/eject.c
@@ -370,6 +370,30 @@ static int FileExists(const char *name, const int try, int *found)
 
 
 /*
+ * Linux mangles spaces in mount points by changing them to an octal string
+ * of '\040'.  So lets scan the mount point and fix it up by replacing all
+ * occurrences off '\0##' with the ASCII value of 0##.  Requires a writable
+ * string as input as we mangle in place.  Some of this was taken from the
+ * util-linux package.
+ */
+#define octalify(a) ((a) & 7)
+#define tooctal(s) (64*octalify(s[1]) + 8*octalify(s[2]) + octalify(s[3]))
+#define isoctal(a) (((a) & ~7) == '0')
+static char *DeMangleMount(char *s)
+{
+	char *tmp = s;
+	while ((tmp = strchr(tmp, '\\')) != NULL) {
+		if (isoctal(tmp[1]) && isoctal(tmp[2]) && isoctal(tmp[3])) {
+			tmp[0] = tooctal(tmp);
+			memmove(tmp+1, tmp+4, strlen(tmp)-3);
+		}
+		++tmp;
+	}
+	return s;
+}
+
+
+/*
  * Given name, such as foo, see if any of the following exist:
  *
  * foo (if foo starts with '.' or '/')
@@ -882,6 +906,8 @@ static int MountedDevice(const char *name, char **mountName, char **deviceName)
 		rc = sscanf(line, "%1023s %1023s", s1, s2);
 		if (rc >= 2) {
 			int mtabmaj, mtabmin;
+			DeMangleMount(s1);
+			DeMangleMount(s2);
 			GetMajorMinor(s1, &mtabmaj, &mtabmin);
 			if (((strcmp(s1, name) == 0) || (strcmp(s2, name) == 0)) ||
 				((maj != -1) && (maj == mtabmaj) && (min == mtabmin))) {
@@ -928,6 +954,8 @@ static int MountableDevice(const char *name, char **mountName, char **deviceName
 
 	while (fgets(line, sizeof(line), fp) != 0) {
 		rc = sscanf(line, "%1023s %1023s", s1, s2);
+		DeMangleMount(s1);
+		DeMangleMount(s2);
 		if (rc >= 2 && s1[0] != '#' && strcmp(s2, name) == 0) {
 			FCLOSE(fp);
 			*deviceName = strdup(s1);
@@ -968,6 +996,8 @@ static void UnmountDevices(const char *pattern)
 	while (fgets(line, sizeof(line), fp) != 0) {
 		status = sscanf(line, "%1023s %1023s", s1, s2);
 		if (status >= 2) {
+			DeMangleMount(s1);
+			DeMangleMount(s2);
 			status = regexec(&preg, s1, 0, 0, 0);
 			if (status == 0) {
 				if (v_option)