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authorPeter Breitenlohner <peb@mppmu.mpg.de>2012-12-10 08:24:20 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2012-12-10 08:24:20 +0000
commit21193f790612abde8be2f375ed4533334113e2bf (patch)
tree4c245c2e7c19e3944abd5337d0dc366fc958cfad /Build/source/texk/dtl
parentf73a2eb90adc5243a671607709a1b37911353944 (diff)
Drop unused variables (gcc 4.6 -Wunused-but-set-cariable)
git-svn-id: svn://tug.org/texlive/trunk@28488 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dtl')
-rw-r--r--Build/source/texk/dtl/ChangeLog4
-rw-r--r--Build/source/texk/dtl/dt2dv.c34
2 files changed, 16 insertions, 22 deletions
diff --git a/Build/source/texk/dtl/ChangeLog b/Build/source/texk/dtl/ChangeLog
index 3b6cba183d1..d53637ba86b 100644
--- a/Build/source/texk/dtl/ChangeLog
+++ b/Build/source/texk/dtl/ChangeLog
@@ -1,3 +1,7 @@
+2012-12-07 Peter Breitenlohner <peb@mppmu.mpg.de>
+
+ * dt2dv.c: Drop unused variables (gcc-4.6 warning).
+
2012-10-17 Peter Breitenlohner <peb@mppmu.mpg.de>
* dt2dv.c, dv2dt.c, man2ps: Reduce TL/W32TeX diffs (from Akira).
diff --git a/Build/source/texk/dtl/dt2dv.c b/Build/source/texk/dtl/dt2dv.c
index a75aa1daacf..a88cedc7c00 100644
--- a/Build/source/texk/dtl/dt2dv.c
+++ b/Build/source/texk/dtl/dt2dv.c
@@ -674,7 +674,6 @@ dt2dv
{
int nprefixes = 0; /* number of prefixes in cmd_prefixes[] list. */
static Token dtl_cmd = ""; /* DTL command name */
- COUNT nread = 0; /* number of bytes read by a function from dtl file. */
nprefixes = sizeof (cmd_prefixes) / sizeof (CmdPrefix);
@@ -695,7 +694,7 @@ dt2dv
/* The very first thing should be the "variety" signature */
- nread = read_variety (dtl);
+ read_variety (dtl);
/* while not end of dtl file or reading error, */
/* read, interpret, and write commands */
@@ -710,7 +709,7 @@ dt2dv
{
/* BCOM check */
static Token token = ""; /* DTL token */
- nread = read_token (dtl, token);
+ read_token (dtl, token);
/* test for end of input, or reading error */
if (strlen (token) == 0)
{
@@ -734,7 +733,7 @@ dt2dv
}
/* read the command name */
- nread = read_token (dtl, dtl_cmd);
+ read_token (dtl, dtl_cmd);
/* test for end of input, or reading error */
if (strlen (dtl_cmd) == 0)
{
@@ -784,7 +783,7 @@ dt2dv
{
/* seek ECOM after command's last argument and optional whitespace */
static Token token = ""; /* DTL token */
- nread = read_token (dtl, token);
+ read_token (dtl, token);
/* test for end of input, or reading error */
if (strlen (token) == 0)
{
@@ -1149,12 +1148,10 @@ read_variety
/* Uniformity here enables the program easily to modify its behavior. */
{
COUNT vread = 0; /* number of DTL bytes read by read_variety */
- COUNT nread = 0; /* number of DTL bytes read by read_token */
static Token token = "";
/* read the DTL VARIETY keyword */
- nread = read_token (dtl, token);
- vread += nread;
+ vread += read_token (dtl, token);
/* test whether signature begins correctly */
if (strcmp (token, "variety") != 0)
{
@@ -1166,8 +1163,7 @@ read_variety
}
/* read the DTL variety */
- nread = read_token (dtl, token);
- vread += nread;
+ vread += read_token (dtl, token);
/* test whether variety is correct */
if (strcmp (token, VARIETY) != 0)
{
@@ -1665,7 +1661,6 @@ xfer_hex
/* return value of hexadecimal number */
{
U4 unum = 0; /* at most this space needed */
- COUNT nread = 0; /* number of DTL bytes read by read_token */
int nconv = 0; /* number of arguments converted by sscanf */
static Token token = ""; /* DTL token */
@@ -1678,7 +1673,7 @@ xfer_hex
dexit (1);
}
- nread = read_token (dtl, token);
+ read_token (dtl, token);
nconv = sscanf (token, XF4, &unum);
@@ -1711,7 +1706,6 @@ xfer_oct
/* return value of octal number */
{
U4 unum = 0; /* at most this space needed */
- COUNT nread = 0; /* number of DTL bytes read by read_token */
int nconv = 0; /* number of arguments converted by sscanf */
static Token token = ""; /* DTL token */
@@ -1724,7 +1718,7 @@ xfer_oct
dexit (1);
}
- nread = read_token (dtl, token);
+ read_token (dtl, token);
nconv = sscanf (token, OF4, &unum);
@@ -1801,11 +1795,10 @@ get_unsigned
/* return value of unsigned number */
{
U4 unum = 0; /* at most this space needed */
- COUNT nread = 0; /* number of DTL bytes read by read_token */
int nconv = 0; /* number of arguments converted by sscanf */
static Token token = ""; /* DTL token */
- nread = read_token (dtl, token);
+ read_token (dtl, token);
nconv = sscanf (token, UF4, &unum);
@@ -1834,11 +1827,10 @@ get_signed
/* return value of signed number */
{
S4 snum = 0;
- COUNT nread = 0; /* number of DTL bytes read by read_token */
int nconv = 0; /* number of sscanf arguments converted and assigned */
static Token token = "";
- nread = read_token (dtl, token);
+ read_token (dtl, token);
nconv = sscanf (token, SF4, &snum);
@@ -2316,11 +2308,10 @@ xfer_bop_address
/* return value of bop address written to DVI file */
{
S4 snum = 0; /* at most this space needed for byte address */
- COUNT nread = 0; /* number of DTL bytes read by read_token */
int nconv = 0; /* number of arguments converted by sscanf */
static Token token = ""; /* DTL token */
- nread += read_token (dtl, token);
+ read_token (dtl, token);
nconv = sscanf (token, SF4, &snum);
@@ -2365,11 +2356,10 @@ xfer_postamble_address
/* return value of postamble address written to DVI file */
{
S4 snum = 0; /* at most this space needed for byte address */
- COUNT nread = 0; /* number of DTL bytes read by read_token */
int nconv = 0; /* number of arguments converted by sscanf */
static Token token = ""; /* DTL token */
- nread += read_token (dtl, token);
+ read_token (dtl, token);
nconv = sscanf (token, SF4, &snum);