summaryrefslogtreecommitdiff
path: root/Build/source/texk/dvipdfm-x/agl.c
diff options
context:
space:
mode:
authorPeter Breitenlohner <peb@mppmu.mpg.de>2014-06-21 10:44:58 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2014-06-21 10:44:58 +0000
commit4e850024741afa0c993d267a6d2c1ff0af2f6609 (patch)
tree6becd0257ca15dcd625a7d581f4a672182d1eb5c /Build/source/texk/dvipdfm-x/agl.c
parent784b0639f1700bdc841a68ad8174806494db3c2f (diff)
dvipdfm-x: Avoid undefined behaviour when char is signed
git-svn-id: svn://tug.org/texlive/trunk@34344 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dvipdfm-x/agl.c')
-rw-r--r--Build/source/texk/dvipdfm-x/agl.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/Build/source/texk/dvipdfm-x/agl.c b/Build/source/texk/dvipdfm-x/agl.c
index 601a8ff88bc..fe9c6adfff4 100644
--- a/Build/source/texk/dvipdfm-x/agl.c
+++ b/Build/source/texk/dvipdfm-x/agl.c
@@ -329,7 +329,7 @@ agl_normalized_name (char *glyphname)
strcpy(agln->suffix, "sc");
agln->name = NEW(n+1, char);
for (i = 0; i < n; i++) {
- agln->name[i] = isupper(glyphname[i]) ?
+ agln->name[i] = isupper((unsigned char)glyphname[i]) ?
(glyphname[i] + 32) : glyphname[i];
}
agln->name[n] = '\0';
@@ -536,7 +536,7 @@ agl_name_is_unicode (const char *glyphname)
* Check if the 4th character is uppercase hexadecimal digit.
* "union" should not be treated as Unicode glyph name.
*/
- if (isdigit(c) || (c >= 'A' && c <= 'F'))
+ if (isdigit((unsigned char)c) || (c >= 'A' && c <= 'F'))
return 1;
else
return 0;
@@ -544,7 +544,7 @@ agl_name_is_unicode (const char *glyphname)
glyphname[0] == 'u') {
for (i = 1; i < len - 1; i++) {
c = glyphname[i];
- if (!isdigit(c) && (c < 'A' || c > 'F'))
+ if (!isdigit((unsigned char)c) && (c < 'A' || c > 'F'))
return 0;
}
return 1;
@@ -573,12 +573,12 @@ agl_name_convert_unicode (const char *glyphname)
p = glyphname + 1;
ucv = 0;
while (*p != '\0' && *p != '.') {
- if (!isdigit(*p) && (*p < 'A' || *p > 'F')) {
+ if (!isdigit((unsigned char)*p) && (*p < 'A' || *p > 'F')) {
WARN("Invalid char %c in Unicode glyph name %s.", *p, glyphname);
return -1;
}
ucv <<= 4;
- ucv += isdigit(*p) ? *p - '0' : *p - 'A' + 10;
+ ucv += isdigit((unsigned char)*p) ? *p - '0' : *p - 'A' + 10;
p++;
}
@@ -603,7 +603,7 @@ xtol (const char *start, int len)
while (len-- > 0) {
v <<= 4;
- if (isdigit(*start)) {
+ if (isdigit((unsigned char)*start)) {
v += *start - '0';
} else if (*start >= 'A' && *start <= 'F') {
v += *start - 'A' + 10;