From c596c0c4daaf5eb89d05e0e39e425af44474f27e Mon Sep 17 00:00:00 2001
From: David Lawrence Ramsey <pooka109@gmail.com>
Date: Tue, 19 Apr 2005 16:32:08 +0000
Subject: [PATCH] miscellaneous bits: make get_next_filename() use an unsigned
 long, make num_of_digits() take a size_t instead of a ssize_t, and rename
 num_of_digits() to digits()

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2479 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---
 ChangeLog   | 6 +++---
 src/files.c | 8 ++++----
 src/proto.h | 2 +-
 src/utils.c | 5 +----
 4 files changed, 9 insertions(+), 12 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 7bf06ff4..c110d6f8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -9,8 +9,8 @@ CVS code -
   load_open_file()
 	- Remove an unneeded clearok(FALSE). (DLR)
   get_next_filename()
-	- Use a long instead of an int for the number prepended to the
-	  filename. (DLR)
+	- Use an unsigned long instead of an int for the number
+	  prepended to the filename. (DLR)
   do_browser()
 	- Don't treat NANO_CANCEL_KEY as NANO_EXIT_KEY anymore, for
 	  consistency. (DLR)
@@ -27,7 +27,7 @@ CVS code -
 	  (DLR)
 - utils.c:
   num_of_digits()
-	- Use a ssize_t instead of an int. (DLR)
+	- Use a size_t instead of an int, and rename to digits(). (DLR)
 - winio.c:
   do_help()
 	- Don't treat NANO_CANCEL_KEY as NANO_EXIT_KEY anymore, for
diff --git a/src/files.c b/src/files.c
index 4e550fdd..df105cd0 100644
--- a/src/files.c
+++ b/src/files.c
@@ -378,11 +378,11 @@ int open_file(const char *filename, bool newfie, FILE **f)
  * extension exists, we return "". */
 char *get_next_filename(const char *name)
 {
-    long i = 0;
+    unsigned long i = 0;
     char *buf;
     size_t namelen = strlen(name);
 
-    buf = charalloc(namelen + num_of_digits(LONG_MAX) + 7);
+    buf = charalloc(namelen + digits(ULONG_MAX) + 7);
     strcpy(buf, name);
     strcpy(buf + namelen, ".save");
     namelen += 5;
@@ -392,11 +392,11 @@ char *get_next_filename(const char *name)
 
 	if (stat(buf, &fs) == -1)
 	    return buf;
-	if (i == LONG_MAX)
+	if (i == ULONG_MAX)
 	    break;
 
 	i++;
-	sprintf(buf + namelen, ".%ld", i);
+	sprintf(buf + namelen, ".%lu", i);
     }
 
     /* We get here only if there is no possible save file. */
diff --git a/src/proto.h b/src/proto.h
index 2b4654a7..c22c37f9 100644
--- a/src/proto.h
+++ b/src/proto.h
@@ -543,7 +543,7 @@ int safe_regexec(const regex_t *preg, const char *string, size_t nmatch,
 #endif
 int regexp_bol_or_eol(const regex_t *preg, const char *string);
 #endif
-int num_of_digits(ssize_t n);
+int digits(size_t n);
 void get_homedir(void);
 bool parse_num(const char *str, ssize_t *val);
 void align(char **strp);
diff --git a/src/utils.c b/src/utils.c
index 450dd78a..1ada9933 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -54,13 +54,10 @@ int regexp_bol_or_eol(const regex_t *preg, const char *string)
 }
 #endif /* HAVE_REGEX_H */
 
-int num_of_digits(ssize_t n)
+int digits(size_t n)
 {
     int i = 1;
 
-    if (n < 0)
-	n = -n;
-
     while (n > 10) {
 	n /= 10;
 	i++;
-- 
2.39.5