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Fix invalid use of strcpy() on overlapping memory

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strcpy()'s behavior on overlapping memory is undefined, so replace such
uses with memmove().

Based on CTags r783: https://ctags.svn.sourceforge.net/svnroot/ctags@783
This commit is contained in:
Colomban Wendling 2012-07-31 00:33:53 +02:00
parent fd40e4aa54
commit 89b7e089c4
1 changed files with 2 additions and 2 deletions
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4
tagmanager/ctags/ctags.c
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@ -739,13 +739,13 @@ static char* absoluteFilename (const char *file)
else if (cp [0] != '/') else if (cp [0] != '/')
cp = slashp; cp = slashp;
#endif #endif
strcpy (cp, slashp + 3); memmove (cp, slashp + 3, strlen (slashp + 3) + 1);
slashp = cp; slashp = cp;
continue; continue;
} }
else if (slashp [2] == '/' || slashp [2] == '\0') else if (slashp [2] == '/' || slashp [2] == '\0')
{ {
strcpy (slashp, slashp + 2); memmove (slashp, slashp + 2, strlen (slashp + 2) + 1);
continue; continue;
} }
} }