scc

simple C compiler
git clone git://git.2f30.org/scc
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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:

Mlibc/src/atexit.c | 1+


Mlibc/src/atoi.c | 1+


Mlibc/src/ctype.c | 1+


Mlibc/src/exit.c | 1+


Mlibc/src/localeconv.c | 1+


Mlibc/src/memchr.c | 1+


Mlibc/src/memcmp.c | 1+


Mlibc/src/memcpy.c | 1+


Mlibc/src/memmove.c | 1+


Mlibc/src/memset.c | 1+


Mlibc/src/rand.c | 1+


Mlibc/src/setlocale.c | 1+


Mlibc/src/strcat.c | 1+


Mlibc/src/strchr.c | 1+


Mlibc/src/strcmp.c | 1+


Mlibc/src/strcoll.c | 1+


Mlibc/src/strcpy.c | 1+


Mlibc/src/strcspn.c | 1+


Mlibc/src/strlen.c | 1+


Mlibc/src/strncat.c | 1+


Mlibc/src/strncmp.c | 1+


Mlibc/src/strncpy.c | 1+


Mlibc/src/strpbrk.c | 1+


Mlibc/src/strrchr.c | 1+


Mlibc/src/strspn.c | 1+


Mlibc/src/strstr.c | 1+


Mlibc/src/strtok.c | 1+


Mlibc/src/strxfrm.c | 1+


Mlibc/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)