From 92c494cebdce7068e6c9c0fe4363467719c8ed67 Mon Sep 17 00:00:00 2001
From: mdw <mdw>
Date: Wed, 29 Sep 2004 00:50:32 +0000
Subject: [PATCH] Fix branch names for Subversion.  Add --encoding option to
 hashsum's help output, and suppress comments for the just-hash-stdin output,
 to make parsing easier.

---
 BRANCHES  |  6 +++---
 hashsum.c | 32 ++++++++++++++++++++------------
 2 files changed, 23 insertions(+), 15 deletions(-)

diff --git a/BRANCHES b/BRANCHES
index 5310815..1cd9f21 100644
--- a/BRANCHES
+++ b/BRANCHES
@@ -1,8 +1,8 @@
 General conventions:
 
 For a branch FOO, we have:
-	FOO-root	point at which FOO leaves trunk or parent branch
-	FOO-merge-N	Nth branch merge point
+	FOO:root	point at which FOO leaves trunk or parent branch
+	FOO:merge-N	Nth branch merge point
 
 `ec' -- elliptic curve work
-	ec-merge-1	Closed.
+	ec:merge-1	Closed.
diff --git a/hashsum.c b/hashsum.c
index dbb6662..492eb9b 100644
--- a/hashsum.c
+++ b/hashsum.c
@@ -619,6 +619,7 @@ Generates or checks message digests on files.  Options available:\n\
 -u, --usage		Display a terse usage message.\n\
 \n\
 -a, --algorithm=ALG	Use the message digest algorithm ALG.\n\
+-E, --encoding=ENC	Represent hashes using encoding ENC.\n\
 \n\
 -f, --files		Read a list of file names from standard input.\n\
 -0, --null		File names are null terminated, not plain text.\n\
@@ -628,7 +629,7 @@ Generates or checks message digests on files.  Options available:\n\
 -b, --binary		When reading files, treat them as binary.\n\
 -v, --verbose		Be verbose when checking digests.\n\
 \n\
-For a list of supported message digest algorithms, type `$ --list'.\n\
+For a list of hashing algorithms and encodings, type `$ --list'.\n\
 ");
   if (gch)
     fprintf(fp, "The default message digest algorithm is %s.\n", gch->name);
@@ -705,12 +706,18 @@ int main(int argc, char *argv[])
 	break;
       case 'l': {
 	unsigned j;
+	printf("Algorithms: ");
 	for (j = 0; ghashtab[j]; j++) {
-	  if (j)
-	    fputc(' ', stdout);
+	  if (j) fputc(' ', stdout);
 	  printf("%s", ghashtab[j]->name);
 	}
 	fputc('\n', stdout);
+	printf("Encodings: ");
+	for (j = 0; enctab[j].name; j++) {
+	  if (j) fputc(' ', stdout);
+	  printf("%s", enctab[j].name);
+	}
+	fputc('\n', stdout);
 	exit(0);
       } break;
       case 'E':
@@ -751,22 +758,23 @@ int main(int argc, char *argv[])
 
   /* --- Generate output --- */
 
-  if (!(f & f_check)) {
-    if (f & f_oddhash) printf("#hash %s\n", gch->name);
-    if (f & f_oddenc) printf("#encoding %s\n", e->name);
-    if (f & f_escape) fputs("#escape\n", stdout);
-  }
-  
-  if (argc) {
+  if (!argc)
+    rc = hashsum(0, f, gch, e);
+  else {
     int i;
     int rrc;
+
     rc = 0;
+    if (!(f & f_check)) {
+      if (f & f_oddhash) printf("#hash %s\n", gch->name);
+      if (f & f_oddenc) printf("#encoding %s\n", e->name);
+      if (f & f_escape) fputs("#escape\n", stdout);
+    }
     for (i = 0; i < argc; i++) {
       if ((rrc = hashsum(argv[i], f, gch, e)) != 0)
 	rc = rrc;
     }
-  } else
-    rc = hashsum(0, f, gch, e);
+  }
 
   return (rc);
 }
-- 
2.11.0