scc

suckless C compiler
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commit 5e272147e5f920971616f76d5cd41e8a3780a353
parent ed368eb12822027ed7c15bcfdf4eae457373ca33
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sat,  4 Mar 2017 08:01:44 +0100

[libc] Undef all the libc symbols before the implementation

Any function of the library can be implemented using a
macro, so in the implementation file is a good idea to
undef the name of the function to avoid problems.

Diffstat:
libc/src/atexit.c | 1+
libc/src/atoi.c | 1+
libc/src/ctype.c | 1+
libc/src/exit.c | 1+
libc/src/localeconv.c | 1+
libc/src/memchr.c | 1+
libc/src/memcmp.c | 1+
libc/src/memcpy.c | 1+
libc/src/memmove.c | 1+
libc/src/memset.c | 1+
libc/src/rand.c | 1+
libc/src/setlocale.c | 1+
libc/src/strcat.c | 1+
libc/src/strchr.c | 1+
libc/src/strcmp.c | 1+
libc/src/strcoll.c | 1+
libc/src/strcpy.c | 1+
libc/src/strcspn.c | 1+
libc/src/strlen.c | 1+
libc/src/strncat.c | 1+
libc/src/strncmp.c | 1+
libc/src/strncpy.c | 1+
libc/src/strpbrk.c | 1+
libc/src/strrchr.c | 1+
libc/src/strspn.c | 1+
libc/src/strstr.c | 1+
libc/src/strtok.c | 1+
libc/src/strxfrm.c | 1+
libc/src/tolower.c | 1+
29 files changed, 29 insertions(+), 0 deletions(-)

diff --git a/libc/src/atexit.c b/libc/src/atexit.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdlib.h> +#undef atexit extern void (*_atexitf[_ATEXIT_MAX])(void); diff --git a/libc/src/atoi.c b/libc/src/atoi.c @@ -2,6 +2,7 @@ #include <ctype.h> #include <stdlib.h> +#undef atoi int atoi(const char *s) diff --git a/libc/src/ctype.c b/libc/src/ctype.c @@ -2,6 +2,7 @@ #define __USE_MACROS #include <ctype.h> +#undef ctype unsigned char _ctype[255] = { _C,_C,_C,_C,_C,_C,_C,_C, /* 0-7 */ diff --git a/libc/src/exit.c b/libc/src/exit.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdlib.h> +#undef exit void (*_atexitf[_ATEXIT_MAX])(void); diff --git a/libc/src/localeconv.c b/libc/src/localeconv.c @@ -1,5 +1,6 @@ #include <locale.h> #include <limits.h> +#undef localeconv struct lconv * localeconv(void) diff --git a/libc/src/memchr.c b/libc/src/memchr.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef memchr void * memchr(const void *s, int c, size_t n) diff --git a/libc/src/memcmp.c b/libc/src/memcmp.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef memcmp int memcmp(const void *s1, const void *s2, size_t n) diff --git a/libc/src/memcpy.c b/libc/src/memcpy.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef memcpy void * memcpy(void * restrict dst, const void * restrict src, size_t n) diff --git a/libc/src/memmove.c b/libc/src/memmove.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef memmove void * memmove(void *dst, const void *src, size_t n) diff --git a/libc/src/memset.c b/libc/src/memset.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef memset void * memset(void *s, int c, size_t n) diff --git a/libc/src/rand.c b/libc/src/rand.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdlib.h> +#undef rand static int next; diff --git a/libc/src/setlocale.c b/libc/src/setlocale.c @@ -2,6 +2,7 @@ #include <locale.h> #include <stddef.h> +#undef setlocale char * setlocale(int category, const char *locale) diff --git a/libc/src/strcat.c b/libc/src/strcat.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strcat char * strcat(char * restrict dst, const char * restrict src) diff --git a/libc/src/strchr.c b/libc/src/strchr.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strchr char * strchr(const char *s, int c) diff --git a/libc/src/strcmp.c b/libc/src/strcmp.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strcmp int strcmp(const char *s1, const char *s2) diff --git a/libc/src/strcoll.c b/libc/src/strcoll.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strcoll int strcoll(const char *s1, const char *s2) diff --git a/libc/src/strcpy.c b/libc/src/strcpy.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strcpy char * strcpy(char * restrict dst, const char * restrict src) diff --git a/libc/src/strcspn.c b/libc/src/strcspn.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strcspn size_t strcspn(const char *s1, const char *s2) diff --git a/libc/src/strlen.c b/libc/src/strlen.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strlen size_t strlen(const char *s) diff --git a/libc/src/strncat.c b/libc/src/strncat.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strncat char * strncat(char * restrict dst, const char * restrict src, size_t n) diff --git a/libc/src/strncmp.c b/libc/src/strncmp.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strncmp int strncmp(const char *s1, const char *s2, size_t n) diff --git a/libc/src/strncpy.c b/libc/src/strncpy.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strncpy char * strncpy(char * restrict dst, const char * restrict src, size_t n) diff --git a/libc/src/strpbrk.c b/libc/src/strpbrk.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strpbrk char * strpbrk(const char *s1, const char *s2) diff --git a/libc/src/strrchr.c b/libc/src/strrchr.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strrchr char * strrchr(const char *s, int c) diff --git a/libc/src/strspn.c b/libc/src/strspn.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strspn size_t strspn(const char *s1, const char *s2) diff --git a/libc/src/strstr.c b/libc/src/strstr.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strstr char * strstr(const char *s1, const char *s2) diff --git a/libc/src/strtok.c b/libc/src/strtok.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strtok char * strtok(char * restrict s, const char * restrict delim) diff --git a/libc/src/strxfrm.c b/libc/src/strxfrm.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <string.h> +#undef strxfrm size_t strxfrm(char * restrict dst, const char * restrict src, size_t n) diff --git a/libc/src/tolower.c b/libc/src/tolower.c @@ -2,6 +2,7 @@ #define __USE_MACROS #include <ctype.h> +#undef tolower int tolower(int c)