* src/include/font.h (font): Use `int' for ch_index.

* src/libs/libgroff/font.cpp (font::alloc_ch_index,
font::compact): Updated.

* src/roff/groff/pipeline.c (run_pipeline) [_WIN32]: Fix compiler
warnings.

* src/roff/troff/div.cpp (begin_page), src/roff/troff/env.cpp
(hyphen_word): Fix compiler warnings.
* src/roff/troff/input.cpp (get_char_for_escape_name): Return
`char'.
Update all callers.
(get_delim_number, get_line_arg): Change second argument type to
`unsigned char'.
(macro_header::copy, token::next, do_define_string,
do_define_character, substring_request, asciify_macro,
unformat_macro, read_size, non_interpreted_node::interpret,
while_request, main: Fix compiler warnings.
(read_color_draw_node): Initialize `col'.

* src/preproc/tbl/table.cpp (horizontal_span, table_entry): Make
`start_col' and `end_col' of type `int'.
(vertical_rule): Make `col' of type `int'.

* src/preproc/grn/hdb.cpp (DBRead): Protect call to getc with check
for EOF.

* src/preproc/refer/label.y (uppercase_array, lowercase_array):
New arrays.
(format_serial): Use them to remove dependency on ASCII.

* src/devices/grops/ps.cpp (ps_printer::define_encoding): Fix
compiler warning.
* src/devices/grops/psrm.cpp (resource_manager::supply_resource):
Ditto.

* src/devices/grotty/tty.cpp (tty_font::load_tty_font): Fix
compiler warnings.
(glyph): Change type of `hpos' to `int'.

* src/devices/lbp/lbp.cpp (strsep): Removed.  Unused.
* src/devices/lbp/lbp.h (splinerel): Fix compiler warnings.

* src/utils/tfmtodit.cpp (gf::load): Fix compiler warnings.

* src/utils/pfbtops/pfbtops.c (get_text): Fix compiler warning.

18 files changed, 125 insertions, 71 deletions

diff --git a/ChangeLog b/ChangeLog
index 1a319a25..8bfba87f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,52 @@
+2004-04-17  Werner LEMBERG  <wl@gnu.org>
+
+	* src/include/font.h (font): Use `int' for ch_index.
+	* src/libs/libgroff/font.cpp (font::alloc_ch_index,
+	font::compact): Updated.
+
+	* src/roff/groff/pipeline.c (run_pipeline) [_WIN32]: Fix compiler
+	warnings.
+
+	* src/roff/troff/div.cpp (begin_page), src/roff/troff/env.cpp
+	(hyphen_word): Fix compiler warnings.
+	* src/roff/troff/input.cpp (get_char_for_escape_name): Return
+	`char'.
+	Update all callers.
+	(get_delim_number, get_line_arg): Change second argument type to
+	`unsigned char'.
+	(macro_header::copy, token::next, do_define_string,
+	do_define_character, substring_request, asciify_macro,
+	unformat_macro, read_size, non_interpreted_node::interpret,
+	while_request, main: Fix compiler warnings.
+	(read_color_draw_node): Initialize `col'.
+
+	* src/preproc/tbl/table.cpp (horizontal_span, table_entry): Make
+	`start_col' and `end_col' of type `int'.
+	(vertical_rule): Make `col' of type `int'.
+
+	* src/preproc/grn/hdb.cpp (DBRead): Protect call to getc with check
+	for EOF.
+
+	* src/preproc/refer/label.y (uppercase_array, lowercase_array):
+	New arrays.
+	(format_serial): Use them to remove dependency on ASCII.
+
+	* src/devices/grops/ps.cpp (ps_printer::define_encoding): Fix
+	compiler warning.
+	* src/devices/grops/psrm.cpp (resource_manager::supply_resource):
+	Ditto.
+
+	* src/devices/grotty/tty.cpp (tty_font::load_tty_font): Fix
+	compiler warnings.
+	(glyph): Change type of `hpos' to `int'.
+
+	* src/devices/lbp/lbp.cpp (strsep): Removed.  Unused.
+	* src/devices/lbp/lbp.h (splinerel): Fix compiler warnings.
+
+	* src/utils/tfmtodit.cpp (gf::load): Fix compiler warnings.
+
+	* src/utils/pfbtops/pfbtops.c (get_text): Fix compiler warning.
+
 2004-04-16  Werner LEMBERG  <wl@gnu.org>
 
 	* src/devices/grolbp/lbp.h, src/preproc/grn/gprint.h,
diff --git a/src/devices/grohtml/post-html.cpp b/src/devices/grohtml/post-html.cpp
index 18a1d8eb..1da74c2a 100644
--- a/src/devices/grohtml/post-html.cpp
+++ b/src/devices/grohtml/post-html.cpp
@@ -2886,8 +2886,8 @@ void html_printer::lookahead_for_tables (void)
   int         found_col      = FALSE;
   int         seen_text      = FALSE;
   int         ncol           = 0;
-  int         colmin;
-  int         colmax;
+  int         colmin         = 0;		// pacify compiler
+  int         colmax         = 0;		// pacify compiler
   html_table *tbl            = new html_table(&html, -1);
   const char *tab_defs       = NULL;
   char        align          = 'L';
diff --git a/src/devices/grolbp/lbp.cpp b/src/devices/grolbp/lbp.cpp
index af5e2883..0f480843 100644
--- a/src/devices/grolbp/lbp.cpp
+++ b/src/devices/grolbp/lbp.cpp
@@ -91,21 +91,6 @@ private:
   int paperwidth;
 };
 
-//   Compatibility section.
-//
-//   Here we define some functions not present in some of the targets
-//   platforms
-#ifndef HAVE_STRSEP
-// Solaris 8 doesn't have the strsep function
-static char *strsep(char **pcadena, const char *delim)
-{
-  char *p;
-  p = strtok(*pcadena, delim);
-  *pcadena = strtok(NULL, delim);
-  return p;
-}
-#endif
-
 lbp_font::lbp_font(const char *nm)
 : font(nm)
 {
diff --git a/src/devices/grolbp/lbp.h b/src/devices/grolbp/lbp.h
index 548e4910..178ae584 100644
--- a/src/devices/grolbp/lbp.h
+++ b/src/devices/grolbp/lbp.h
@@ -350,7 +350,7 @@ splinerel(double px,double py,int flush)
   static int lx = 0 ,ly = 0;
   static double pend = 0.0;
   static int dy = 0, despx = 0, despy = 0, sigpend = 0;
-  int dxnew ,dynew, sg;
+  int dxnew = 0, dynew = 0, sg;
   char xcoord[4],ycoord[4];
   double npend ;
 
diff --git a/src/devices/grops/ps.cpp b/src/devices/grops/ps.cpp
index 2ab1e077..41aece50 100644
--- a/src/devices/grops/ps.cpp
+++ b/src/devices/grops/ps.cpp
@@ -1,5 +1,5 @@
 // -*- C++ -*-
-/* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002, 2003
+/* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002, 2003, 2004
    Free Software Foundation, Inc.
      Written by James Clark (jjc@jclark.com)
 
@@ -797,7 +797,7 @@ void ps_printer::define_encoding(const char *encoding, int encoding_index)
       p++;
     if (*p != '#' && *p != '\0' && (p = strtok(buf, WS)) != 0) {
       char *q = strtok(0, WS);
-      int n;
+      int n = 0;		// pacify compiler
       if (q == 0 || sscanf(q, "%d", &n) != 1 || n < 0 || n >= 256)
 	fatal_with_file_and_line(path, lineno, "bad second field");
       vec[n] = new char[strlen(p) + 1];
diff --git a/src/devices/grops/psrm.cpp b/src/devices/grops/psrm.cpp
index 03e38bb4..faa140db 100644
--- a/src/devices/grops/psrm.cpp
+++ b/src/devices/grops/psrm.cpp
@@ -1,5 +1,5 @@
 // -*- C++ -*-
-/* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002, 2003
+/* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002, 2003, 2004
    Free Software Foundation, Inc.
      Written by James Clark (jjc@jclark.com)
 
@@ -347,7 +347,7 @@ void resource_manager::supply_resource(resource *r, int rank, FILE *outfp,
   r->flags |= resource::BUSY;
   if (rank > r->rank)
     r->rank = rank;
-  char *path;
+  char *path = 0;		// pacify compiler
   FILE *fp = 0;
   if (r->filename != 0) {
     if (r->type == RESOURCE_FONT) {
diff --git a/src/devices/grotty/tty.cpp b/src/devices/grotty/tty.cpp
index 20225c54..bdaa1de3 100644
--- a/src/devices/grotty/tty.cpp
+++ b/src/devices/grotty/tty.cpp
@@ -121,13 +121,14 @@ tty_font *tty_font::load_tty_font(const char *s)
   const char *num = f->get_internal_name();
   long n;
   if (num != 0 && (n = strtol(num, 0, 0)) != 0)
-    f->mode = int(n & (BOLD_MODE|UNDERLINE_MODE));
+    f->mode = (unsigned char)(n & (BOLD_MODE|UNDERLINE_MODE));
   if (!underline_flag)
     f->mode &= ~UNDERLINE_MODE;
   if (!bold_flag)
     f->mode &= ~BOLD_MODE;
   if ((f->mode & (BOLD_MODE|UNDERLINE_MODE)) == (BOLD_MODE|UNDERLINE_MODE))
-    f->mode = (f->mode & ~(BOLD_MODE|UNDERLINE_MODE)) | bold_underline_mode;
+    f->mode = (unsigned char)((f->mode & ~(BOLD_MODE|UNDERLINE_MODE))
+			      | bold_underline_mode);
   return f;
 }
 
@@ -154,7 +155,7 @@ class glyph {
   static glyph *free_list;
 public:
   glyph *next;
-  short hpos;
+  int hpos;
   unsigned int code;
   unsigned char mode;
   schar back_color_idx;
diff --git a/src/include/font.h b/src/include/font.h
index 43bf1213..3d46138e 100644
--- a/src/include/font.h
+++ b/src/include/font.h
@@ -1,5 +1,6 @@
 // -*- C++ -*-
-/* Copyright (C) 1989, 1990, 1991, 1992, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1989, 1990, 1991, 1992, 2002, 2004
+   Free Software Foundation, Inc.
      Written by James Clark (jjc@jclark.com)
 
 This file is part of groff.
@@ -87,7 +88,7 @@ private:
   unsigned ligatures;
   font_kern_list **kern_hash_table;
   int space_width;
-  short *ch_index;
+  int *ch_index;
   int nindices;
   font_char_metric *ch;
   int ch_used;
diff --git a/src/libs/libgroff/font.cpp b/src/libs/libgroff/font.cpp
index 582085d8..7883fdf6 100644
--- a/src/libs/libgroff/font.cpp
+++ b/src/libs/libgroff/font.cpp
@@ -403,7 +403,7 @@ void font::alloc_ch_index(int idx)
     nindices = 128;
     if (idx >= nindices)
       nindices = idx + 10;
-    ch_index = new short[nindices];
+    ch_index = new int[nindices];
     for (int i = 0; i < nindices; i++)
       ch_index[i] = -1;
   }
@@ -412,9 +412,9 @@ void font::alloc_ch_index(int idx)
     nindices *= 2;
     if (idx >= nindices)
       nindices = idx + 10;
-    short *old_ch_index = ch_index;
-    ch_index = new short[nindices];
-    memcpy(ch_index, old_ch_index, sizeof(short)*old_nindices);
+    int *old_ch_index = ch_index;
+    ch_index = new int[nindices];
+    memcpy(ch_index, old_ch_index, sizeof(int)*old_nindices);
     for (int i = old_nindices; i < nindices; i++)
       ch_index[i] = -1;
     a_delete old_ch_index;
@@ -443,9 +443,9 @@ void font::compact()
       break;
   i++;
   if (i < nindices) {
-    short *old_ch_index = ch_index;
-    ch_index = new short[i];
-    memcpy(ch_index, old_ch_index, i*sizeof(short));
+    int *old_ch_index = ch_index;
+    ch_index = new int[i];
+    memcpy(ch_index, old_ch_index, i*sizeof(int));
     a_delete old_ch_index;
     nindices = i;
   }
diff --git a/src/preproc/grn/hdb.cpp b/src/preproc/grn/hdb.cpp
index f65ccf5c..a9641ee2 100644
--- a/src/preproc/grn/hdb.cpp
+++ b/src/preproc/grn/hdb.cpp
@@ -1,4 +1,4 @@
-/* Last non-groff version: hdb.c  1.8 (Berkeley) 84/10/20
+ /* Last non-groff version: hdb.c  1.8 (Berkeley) 84/10/20
  *
  * Copyright -C- 1982 Barry S. Roitblat
  *
@@ -181,7 +181,10 @@ DBRead(register FILE *file)
       (void) getc(file);		/* eat blank */
       txt = (char *) malloc((unsigned) len + 1);
       for (i = 0; i < len; ++i) {	/* read text */
-	txt[i] = getc(file);
+        int c = getc(file);
+        if (c == EOF)
+          break;
+	txt[i] = c;
       }
       txt[len] = '\0';
       (void) DBCreateElt(type, plist, brush, size, txt, &elist);
diff --git a/src/preproc/refer/label.y b/src/preproc/refer/label.y
index 9446f19d..93993c8e 100644
--- a/src/preproc/refer/label.y
+++ b/src/preproc/refer/label.y
@@ -407,6 +407,20 @@ const char *spec_ptr;
 const char *spec_end;
 const char *spec_cur;
 
+static char uppercase_array[] = {
+  'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
+  'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
+  'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
+  'Y', 'Z',
+};
+  
+static char lowercase_array[] = {
+  'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h',
+  'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
+  'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
+  'y', 'z',
+};
+
 int yylex()
 {
   while (spec_ptr < spec_end && csspace(*spec_ptr))
@@ -590,7 +604,8 @@ static const char *format_serial(char c, int n)
 	  d = 26;
 	n -= d;
 	n /= 26;
-	*p++ = c + d - 1;	// ASCII dependent
+	*p++ = c == 'a' ? lowercase_array[d - 1] :
+			       uppercase_array[d - 1];
       }
       *p-- = 0;
       // Reverse it.
diff --git a/src/preproc/tbl/table.cpp b/src/preproc/tbl/table.cpp
index 4b58b47e..906d34ff 100644
--- a/src/preproc/tbl/table.cpp
+++ b/src/preproc/tbl/table.cpp
@@ -128,8 +128,8 @@ void prints(const string &s)
 
 struct horizontal_span {
   horizontal_span *next;
-  short start_col;
-  short end_col;
+  int start_col;
+  int end_col;
   horizontal_span(int, int, horizontal_span *);
 };
 
@@ -145,8 +145,8 @@ friend class table;
 protected:
   int start_row;
   int end_row;
-  short start_col;
-  short end_col;
+  int start_col;
+  int end_col;
   const entry_modifier *mod;
 public:
   void set_location();
@@ -1090,7 +1090,7 @@ struct vertical_rule {
   vertical_rule *next;
   int start_row;
   int end_row;
-  short col;
+  int col;
   char is_double;
   string top_adjust;
   string bot_adjust;
diff --git a/src/roff/groff/pipeline.c b/src/roff/groff/pipeline.c
index 952655f4..9bb7bdd8 100644
--- a/src/roff/groff/pipeline.c
+++ b/src/roff/groff/pipeline.c
@@ -213,9 +213,9 @@ int is_system_shell(const char *prog)
 int run_pipeline(int ncommands, char ***commands, int no_pipe)
 {
   int i;
-  int last_input;
-  int save_stdin;
-  int save_stdout;
+  int last_input = 0;	/* pacify some compilers */
+  int save_stdin = 0;
+  int save_stdout = 0;
   int ret = 0;
   char err_str[BUFSIZ];
   PID_T pids[MAX_COMMANDS];
diff --git a/src/roff/troff/div.cpp b/src/roff/troff/div.cpp
index ae8a30ce..578df24b 100644
--- a/src/roff/troff/div.cpp
+++ b/src/roff/troff/div.cpp
@@ -669,7 +669,7 @@ void when_request()
 void begin_page()
 {
   int got_arg = 0;
-  int n;
+  int n = 0;		/* pacify compiler */
   if (has_arg() && get_integer(&n, topdiv->get_page_number()))
     got_arg = 1;
   while (!tok.newline() && !tok.eof())
diff --git a/src/roff/troff/env.cpp b/src/roff/troff/env.cpp
index 9a3dc171..6ed13970 100644
--- a/src/roff/troff/env.cpp
+++ b/src/roff/troff/env.cpp
@@ -3371,7 +3371,7 @@ static void hyphen_word()
 	  pos[npos++] = i;
       }
       else {
-	int c = ci->get_hyphenation_code();
+	unsigned char c = ci->get_hyphenation_code();
 	if (c == 0)
 	  break;
 	buf[i++] = c;
diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
index 07e2cb1d..10037a03 100644
--- a/src/roff/troff/input.cpp
+++ b/src/roff/troff/input.cpp
@@ -141,10 +141,10 @@ static void interpolate_environment_variable(symbol);
 static symbol composite_glyph_name(symbol);
 static void interpolate_arg(symbol);
 static request_or_macro *lookup_request(symbol);
-static int get_delim_number(units *, int);
-static int get_delim_number(units *, int, units);
+static int get_delim_number(units *, unsigned char);
+static int get_delim_number(units *, unsigned char, units);
 static symbol do_get_long_name(int, char);
-static int get_line_arg(units *res, int si, charinfo **cp);
+static int get_line_arg(units *res, unsigned char si, charinfo **cp);
 static int read_size(int *);
 static symbol get_delim_name();
 static void init_registers();
@@ -687,7 +687,7 @@ void shift()
   skip_line();
 }
 
-static int get_char_for_escape_name(int allow_space = 0)
+static char get_char_for_escape_name(int allow_space = 0)
 {
   int c = get_copy(0);
   switch (c) {
@@ -737,7 +737,7 @@ static symbol read_long_escape_name(read_mode mode)
   char *buf = abuf;
   int buf_size = ABUF_SIZE;
   int i = 0;
-  int c;
+  char c;
   int have_char = 0;
   for (;;) {
     c = get_char_for_escape_name(have_char && mode == WITH_ARGS);
@@ -787,7 +787,7 @@ static symbol read_long_escape_name(read_mode mode)
 
 static symbol read_escape_name(read_mode mode)
 {
-  int c = get_char_for_escape_name();
+  char c = get_char_for_escape_name();
   if (c == 0)
     return NULL_SYMBOL;
   if (c == '(')
@@ -802,7 +802,7 @@ static symbol read_escape_name(read_mode mode)
 
 static symbol read_increment_and_escape_name(int *incp)
 {
-  int c = get_char_for_escape_name();
+  char c = get_char_for_escape_name();
   switch (c) {
   case 0:
     *incp = 0;
@@ -1552,7 +1552,7 @@ void token::next()
   }
   units x;
   for (;;) {
-    node *n;
+    node *n = 0;
     int cc = input_stack::get(&n);
     if (cc != escape_char || escape_char == 0) {
     handle_normal_char:
@@ -3116,7 +3116,7 @@ macro_header *macro_header::copy(int n)
       bp = bp->next;
       ptr = bp->s;
     }
-    int c = *ptr++;
+    unsigned char c = *ptr++;
     p->cl.append(c);
     if (c == 0) {
       p->nl.append(nd->copy());
@@ -3833,7 +3833,7 @@ enum comp_mode { COMP_IGNORE, COMP_DISABLE };
 void do_define_string(define_mode mode, comp_mode comp)
 {
   symbol nm;
-  node *n;
+  node *n = 0;		// pacify compiler
   int c;
   nm = get_name(1);
   if (nm.is_null()) {
@@ -3901,7 +3901,7 @@ void append_nocomp_string()
 
 void do_define_character(char_mode mode, const char *font_name)
 {
-  node *n;
+  node *n = 0;		// pacify compiler
   int c;
   tok.skip();
   charinfo *ci = tok.get_char(1);
@@ -4419,7 +4419,7 @@ void substring_request()
 	}
 	macro mac;
 	for (; i <= end; i++) {
-	  node *nd;
+	  node *nd = 0;		// pacify compiler
 	  int c = iter.get(&nd);
 	  while (c == COMPATIBLE_SAVE || c == COMPATIBLE_RESTORE)
 	    c = iter.get(0);
@@ -4487,7 +4487,7 @@ void asciify_macro()
       macro am;
       string_iterator iter(*m);
       for (;;) {
-	node *nd;
+	node *nd = 0;		// pacify compiler
 	int c = iter.get(&nd);
 	if (c == EOF)
 	  break;
@@ -4514,7 +4514,7 @@ void unformat_macro()
       macro am;
       string_iterator iter(*m);
       for (;;) {
-	node *nd;
+	node *nd = 0;		// pacify compiler
 	int c = iter.get(&nd);
 	if (c == EOF)
 	  break;
@@ -4555,7 +4555,7 @@ static void interpolate_number_format(symbol nm)
     input_stack::push(make_temp_iterator(r->get_format()));
 }
 
-static int get_delim_number(units *n, int si, int prev_value)
+static int get_delim_number(units *n, unsigned char si, int prev_value)
 {
   token start;
   start.next();
@@ -4570,7 +4570,7 @@ static int get_delim_number(units *n, int si, int prev_value)
   return 0;
 }
 
-static int get_delim_number(units *n, int si)
+static int get_delim_number(units *n, unsigned char si)
 {
   token start;
   start.next();
@@ -4585,7 +4585,7 @@ static int get_delim_number(units *n, int si)
   return 0;
 }
 
-static int get_line_arg(units *n, int si, charinfo **cp)
+static int get_line_arg(units *n, unsigned char si, charinfo **cp)
 {
   token start;
   start.next();
@@ -4622,7 +4622,7 @@ static int read_size(int *x)
     tok.next();
     c = tok.ch();
   }
-  int val;
+  int val = 0;		// pacify compiler
   int bad = 0;
   if (c == '(') {
     tok.next();
@@ -4921,7 +4921,7 @@ node *non_interpreted_node::copy()
 int non_interpreted_node::interpret(macro *m)
 {
   string_iterator si(mac);
-  node *n;
+  node *n = 0;		// pacify compiler
   for (;;) {
     int c = si.get(&n);
     if (c == EOF)
@@ -5356,7 +5356,7 @@ void while_request()
   int level = 0;
   mac.append(new token_node(tok));
   for (;;) {
-    node *n;
+    node *n = 0;		// pacify compiler
     int c = input_stack::get(&n);
     if (c == EOF)
       break;
@@ -6962,7 +6962,7 @@ int main(int argc, char **argv)
   int fflag = 0;
   int nflag = 0;
   int no_rc = 0;		// don't process troffrc and troffrc-end
-  int next_page_number;
+  int next_page_number = 0;	// pacify compiler
   opterr = 0;
   hresolution = vresolution = 1;
   // restore $PATH if called from groff
@@ -7545,7 +7545,7 @@ static void read_color_draw_node(token &start)
   }
   unsigned char scheme = tok.ch();
   tok.next();
-  color *col;
+  color *col = 0;
   char end = start.ch();
   switch (scheme) {
   case 'c':
diff --git a/src/utils/pfbtops/pfbtops.c b/src/utils/pfbtops/pfbtops.c
index 72a100e5..a614a7d7 100644
--- a/src/utils/pfbtops/pfbtops.c
+++ b/src/utils/pfbtops/pfbtops.c
@@ -52,7 +52,7 @@ static void usage(FILE *stream)
 
 static void get_text(int n)
 {
-  int c, c1;
+  int c = 0, c1;
   int in_string = 0;
   int is_comment = 0;
   int count = 0;
diff --git a/src/utils/tfmtodit/tfmtodit.cpp b/src/utils/tfmtodit/tfmtodit.cpp
index 2392f7b6..1c094b5a 100644
--- a/src/utils/tfmtodit/tfmtodit.cpp
+++ b/src/utils/tfmtodit/tfmtodit.cpp
@@ -412,7 +412,7 @@ int gf::load(const char *file)
   };
   int got_an_adjustment = 0;
   int pending_adjustment = 0;
-  int left_adj, right_adj;
+  int left_adj = 0, right_adj = 0;	// pacify compiler
   const int gf_id_byte = 131;
   errno = 0;
   FILE *fp = fopen(file, FOPEN_RB);