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2009-01-26 Daniel Mierswa <impulze@impulze.org>

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* kern/misc.c (grub_strcasecmp): New function.
	(grub_strcasecmp): Use grub_size_t instead of int for length.
	Fix return value.
	* include/grub/misc.h: Update function prototypes.
This commit is contained in:
proski 2009-01-26 04:22:44 +00:00
parent ef257b36a6
commit 1806b56e2b
3 changed files with 33 additions and 10 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2009-01-26 Daniel Mierswa <impulze@impulze.org>
* kern/misc.c (grub_strcasecmp): New function.
(grub_strcasecmp): Use grub_size_t instead of int for length.
Fix return value.
* include/grub/misc.h: Update function prototypes.
2009-01-26 Robert Millan <rmh@aybabtu.com> 2009-01-26 Robert Millan <rmh@aybabtu.com>
* configure.ac: Fix cross-compilation check. * configure.ac: Fix cross-compilation check.

3
include/grub/misc.h
View file

@ -45,7 +45,8 @@ void *EXPORT_FUNC(memcpy) (void *dest, const void *src, grub_size_t n);
int EXPORT_FUNC(grub_memcmp) (const void *s1, const void *s2, grub_size_t n); int EXPORT_FUNC(grub_memcmp) (const void *s1, const void *s2, grub_size_t n);
int EXPORT_FUNC(grub_strcmp) (const char *s1, const char *s2); int EXPORT_FUNC(grub_strcmp) (const char *s1, const char *s2);
int EXPORT_FUNC(grub_strncmp) (const char *s1, const char *s2, grub_size_t n); int EXPORT_FUNC(grub_strncmp) (const char *s1, const char *s2, grub_size_t n);
int EXPORT_FUNC(grub_strncasecmp) (const char *s1, const char *s2, int c); int EXPORT_FUNC(grub_strcasecmp) (const char *s1, const char *s2);
int EXPORT_FUNC(grub_strncasecmp) (const char *s1, const char *s2, grub_size_t n);
char *EXPORT_FUNC(grub_strchr) (const char *s, int c); char *EXPORT_FUNC(grub_strchr) (const char *s, int c);
char *EXPORT_FUNC(grub_strrchr) (const char *s, int c); char *EXPORT_FUNC(grub_strrchr) (const char *s, int c);
int EXPORT_FUNC(grub_strword) (const char *s, const char *w); int EXPORT_FUNC(grub_strword) (const char *s, const char *w);

33
kern/misc.c
View file

@ -194,7 +194,7 @@ grub_strcmp (const char *s1, const char *s2)
while (*s1 && *s2) while (*s1 && *s2)
{ {
if (*s1 != *s2) if (*s1 != *s2)
return (int) *s1 - (int) *s2; break;
s1++; s1++;
s2++; s2++;
@ -212,7 +212,7 @@ grub_strncmp (const char *s1, const char *s2, grub_size_t n)
while (*s1 && *s2 && --n) while (*s1 && *s2 && --n)
{ {
if (*s1 != *s2) if (*s1 != *s2)
return (int) *s1 - (int) *s2; break;
s1++; s1++;
s2++; s2++;
@ -222,21 +222,36 @@ grub_strncmp (const char *s1, const char *s2, grub_size_t n)
} }
int int
grub_strncasecmp (const char *s1, const char *s2, int c) grub_strcasecmp (const char *s1, const char *s2)
{ {
int p = 1; while (*s1 && *s2)
while (grub_tolower (*s1) && grub_tolower (*s2) && p < c)
{ {
if (grub_tolower (*s1) != grub_tolower (*s2)) if (grub_tolower (*s1) != grub_tolower (*s2))
return (int) grub_tolower (*s1) - (int) grub_tolower (*s2); break;
s1++; s1++;
s2++; s2++;
p++;
} }
return (int) *s1 - (int) *s2; return (int) grub_tolower (*s1) - (int) grub_tolower (*s2);
}
int
grub_strncasecmp (const char *s1, const char *s2, grub_size_t n)
{
if (n == 0)
return 0;
while (*s1 && *s2 && --n)
{
if (grub_tolower (*s1) != grub_tolower (*s2))
break;
s1++;
s2++;
}
return (int) grub_tolower (*s1) - (int) grub_tolower (*s2);
} }
char * char *