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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2016-02-24 12:35:01 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2016-02-24 12:35:01 +0000
commit6b03fdfcfaa7cd5a48c2e4a0b00d0497ac91b52f (patch)
tree52bba93b152de8dda6e82066260b58747f4f6b40 /Build/source/texk/dvipdfm-x/pdfencrypt.c
parent5a5800df04f8ac0c19b3c2f4c96eb9e46d6f992e (diff)
texk/dvipdfm-x: Support to output a unique pdf from a unique xdv/dvi file.
git-svn-id: svn://tug.org/texlive/trunk@39846 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dvipdfm-x/pdfencrypt.c')
-rw-r--r--Build/source/texk/dvipdfm-x/pdfencrypt.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/Build/source/texk/dvipdfm-x/pdfencrypt.c b/Build/source/texk/dvipdfm-x/pdfencrypt.c
index 309cc7e2664..b039be1f50c 100644
--- a/Build/source/texk/dvipdfm-x/pdfencrypt.c
+++ b/Build/source/texk/dvipdfm-x/pdfencrypt.c
@@ -97,9 +97,13 @@ void pdf_enc_set_verbose (void)
static void
pdf_enc_init (int use_aes, int encrypt_metadata)
{
+ time_t current_time;
struct pdf_sec *p = &sec_data;
- srand((unsigned) time(NULL)); /* For AES IV */
+ current_time = get_unique_time_if_given();
+ if (current_time == 0)
+ current_time = time(NULL);
+ srand(current_time); /* For AES IV */
p->setting.use_aes = use_aes;
p->setting.encrypt_metadata = encrypt_metadata;
}
@@ -122,7 +126,9 @@ pdf_enc_compute_id_string (char *dviname, char *pdfname)
MD5_init(&md5);
date_string = NEW(15, char);
- time(&current_time);
+ current_time = get_unique_time_if_given();
+ if (current_time == 0)
+ time(&current_time);
bd_time = localtime(&current_time);
sprintf(date_string, "%04d%02d%02d%02d%02d%02d",
bd_time->tm_year + 1900, bd_time->tm_mon + 1, bd_time->tm_mday,