From 29478baf24532391cd94bd08d94cf867dee976e6 Mon Sep 17 00:00:00 2001 From: James Barnett Date: Sun, 6 Oct 2019 18:39:36 +0100 Subject: Start on ram backed filesystem --- os/stdlib/sdtlib.h | 3 ++- os/stdlib/stdlib.c | 14 +++++++++++++- 2 files changed, 15 insertions(+), 2 deletions(-) (limited to 'os/stdlib') diff --git a/os/stdlib/sdtlib.h b/os/stdlib/sdtlib.h index 85073d2..cdb1aff 100644 --- a/os/stdlib/sdtlib.h +++ b/os/stdlib/sdtlib.h @@ -1,2 +1,3 @@ char* int_to_str(int i); -int strcmp(const char *str1, const char *str2); \ No newline at end of file +int strcmp(const char *str1, const char *str2); +void strcpy(const char* src, char* dest); \ No newline at end of file diff --git a/os/stdlib/stdlib.c b/os/stdlib/stdlib.c index bdb2242..250e9b4 100644 --- a/os/stdlib/stdlib.c +++ b/os/stdlib/stdlib.c @@ -23,7 +23,7 @@ char* int_to_str(int i) int strcmp(const char *str1, const char *str2) { - while(*str1){ + while(*str1) { if (*str1 != *str2) { break; } @@ -32,4 +32,16 @@ int strcmp(const char *str1, const char *str2) } return *(const unsigned char*)str1 - *(const unsigned char*)str2; +} + +void strcpy(const char *src, char * dest) { + char *ptr = dest; + + while (*src != '\0') { + *dest = *src; + dest++; + src++; + } + + *dest = '\0'; } \ No newline at end of file -- cgit v1.2.3