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authorPeter Breitenlohner <peb@mppmu.mpg.de>2014-06-19 11:43:52 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2014-06-19 11:43:52 +0000
commitdfa496b51809b9404ee4f2dde02291745837b53f (patch)
tree5d9bd3bd74d348164f50b2ed9a5878fcfac8b743 /Build/source/texk/web2c/pdftexdir/mapfile.c
parente5b8a1a0369901d3d73384cf553619d9351679aa (diff)
pdfTeX, LuaTeX: Avoid undefined behaviour when char is signed
git-svn-id: svn://tug.org/texlive/trunk@34311 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/pdftexdir/mapfile.c')
-rw-r--r--Build/source/texk/web2c/pdftexdir/mapfile.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/Build/source/texk/web2c/pdftexdir/mapfile.c b/Build/source/texk/web2c/pdftexdir/mapfile.c
index 3efe7a71e90..c0e91bf839b 100644
--- a/Build/source/texk/web2c/pdftexdir/mapfile.c
+++ b/Build/source/texk/web2c/pdftexdir/mapfile.c
@@ -428,15 +428,15 @@ static void fm_scan_line(void)
fm = new_fm_entry();
read_field(r, q, buf);
set_field(tfm_name);
- if (!isdigit(*r)) { /* 2nd field ps_name may not start with a digit */
+ if (!isdigit((unsigned char)*r)) { /* 2nd field ps_name may not start with a digit */
read_field(r, q, buf);
set_field(ps_name);
}
- if (isdigit(*r)) { /* font descriptor /Flags given? */
- for (s = r; isdigit(*s); s++);
+ if (isdigit((unsigned char)*r)) { /* font descriptor /Flags given? */
+ for (s = r; isdigit((unsigned char)*s); s++);
if (*s == ' ' || *s == '"' || *s == '<' || *s == '\0') { /* not e. g. 8r.enc */
fm->fd_flags = atoi(r);
- while (isdigit(*r))
+ while (isdigit((unsigned char)*r))
r++;
}
}