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diff --git a/magic/Magdir/filesystems b/magic/Magdir/filesystems
index a2c2966..ecfa6c2 100644
--- a/magic/Magdir/filesystems
+++ b/magic/Magdir/filesystems
@@ -1251,7 +1251,7 @@
>>38917 byte >0x33 (unknown version, ID 0x%X)
>>38917 byte <0x31 (unknown version, ID 0x%X)
# "application id" which appears to be used as a volume label
->32808 string >\0 '%s'
+>32808 string/T >\0 '%s'
>34816 string \000CD001\001EL\ TORITO\ SPECIFICATION (bootable)
37633 string CD001 ISO 9660 CD-ROM filesystem data (raw 2352 byte sectors)
!:mime application/x-iso9660-image
diff --git a/src/apprentice.c b/src/apprentice.c
index 0490642..6dd8381 100644
--- a/src/apprentice.c
+++ b/src/apprentice.c
@@ -1452,6 +1452,9 @@ parse(struct magic_set *ms, struct magic_entry **mentryp, uint32_t *nmentryp,
goto bad;
m->str_flags |= PSTRING_LENGTH_INCLUDES_ITSELF;
break;
+ case CHAR_TRIM:
+ m->str_flags |= STRING_TRIM;
+ break;
default:
bad:
if (ms->flags & MAGIC_CHECK)
diff --git a/src/file.h b/src/file.h
index e02009f..1b5f53f 100644
--- a/src/file.h
+++ b/src/file.h
@@ -307,6 +307,7 @@ struct magic {
#define PSTRING_LEN \
(PSTRING_1_BE|PSTRING_2_LE|PSTRING_2_BE|PSTRING_4_LE|PSTRING_4_BE)
#define PSTRING_LENGTH_INCLUDES_ITSELF BIT(12)
+#define STRING_TRIM BIT(13)
#define CHAR_COMPACT_WHITESPACE 'W'
#define CHAR_COMPACT_OPTIONAL_WHITESPACE 'w'
#define CHAR_IGNORE_LOWERCASE 'c'
@@ -321,6 +322,7 @@ struct magic {
#define CHAR_PSTRING_4_BE 'L'
#define CHAR_PSTRING_4_LE 'l'
#define CHAR_PSTRING_LENGTH_INCLUDES_ITSELF 'J'
+#define CHAR_TRIM 'T'
#define STRING_IGNORE_CASE (STRING_IGNORE_LOWERCASE|STRING_IGNORE_UPPERCASE)
#define STRING_DEFAULT_RANGE 100
diff --git a/src/softmagic.c b/src/softmagic.c
index 8d08cad..f084edd 100644
--- a/src/softmagic.c
+++ b/src/softmagic.c
@@ -451,11 +451,30 @@ mprint(struct magic_set *ms, struct magic *m)
t = ms->offset + m->vallen;
}
else {
+ char *str = p->s;
+
+ /* compute t before we mangle the string? */
+ t = ms->offset + strlen(str);
+
if (*m->value.s == '\0')
- p->s[strcspn(p->s, "\n")] = '\0';
- if (file_printf(ms, m->desc, p->s) == -1)
+ str[strcspn(str, "\n")] = '\0';
+
+ if (m->str_flags & STRING_TRIM) {
+ char *last;
+ while (isspace((unsigned char)*str))
+ str++;
+ last = str;
+ while (*last)
+ last++;
+ --last;
+ while (isspace((unsigned char)*last))
+ last--;
+ *++last = '\0';
+ }
+
+ if (file_printf(ms, m->desc, str) == -1)
return -1;
- t = ms->offset + strlen(p->s);
+
if (m->type == FILE_PSTRING)
t += file_pstring_length_size(m);
}