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authorcinap_lenrek <cinap_lenrek@felloff.net>2013-11-23 01:05:33 +0100
committercinap_lenrek <cinap_lenrek@felloff.net>2013-11-23 01:05:33 +0100
commit2f9ae0f8ac8610e13ced184847b57b87fe5db580 (patch)
treef9ad2223d518585a2cfe9ea1c73e1e37d07bf637 /sys/src/cmd/unix/drawterm/libc/strtoll.c
parentea5797c0731203c09ec5fb7172e77eab2750f1a9 (diff)
removing (outdated) drawterm
drawterm is much better maintained by russ cox, so removing this outdated copy. for a more recent version, go to: http://swtch.com/drawterm/
Diffstat (limited to 'sys/src/cmd/unix/drawterm/libc/strtoll.c')
-rw-r--r--sys/src/cmd/unix/drawterm/libc/strtoll.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/sys/src/cmd/unix/drawterm/libc/strtoll.c b/sys/src/cmd/unix/drawterm/libc/strtoll.c
deleted file mode 100644
index 77e9372b6..000000000
--- a/sys/src/cmd/unix/drawterm/libc/strtoll.c
+++ /dev/null
@@ -1,93 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#define VLONG_MAX ((vlong)~(((uvlong)1)<<63))
-#define VLONG_MIN ((vlong)(((uvlong)1)<<63))
-vlong
-strtoll(const char *nptr, char **endptr, int base)
-{
- char *p;
- vlong n, nn, m;
- int c, ovfl, v, neg, ndig;
- p = (char*)nptr;
- neg = 0;
- n = 0;
- ndig = 0;
- ovfl = 0;
- /*
- * White space
- */
- for(;; p++) {
- switch(*p) {
- case ' ':
- case '\t':
- case '\n':
- case '\f':
- case '\r':
- case '\v':
- continue;
- }
- break;
- }
- /*
- * Sign
- */
- if(*p=='-' || *p=='+')
- if(*p++ == '-')
- neg = 1;
- /*
- * Base
- */
- if(base==0){
- base = 10;
- if(*p == '0') {
- base = 8;
- if(p[1]=='x' || p[1]=='X') {
- p += 2;
- base = 16;
- }
- }
- } else
- if(base==16 && *p=='0') {
- if(p[1]=='x' || p[1]=='X')
- p += 2;
- } else
- if(base<0 || 36<base)
- goto Return;
- /*
- * Non-empty sequence of digits
- */
- m = VLONG_MAX/base;
- for(;; p++,ndig++) {
- c = *p;
- v = base;
- if('0'<=c && c<='9')
- v = c - '0';
- else
- if('a'<=c && c<='z')
- v = c - 'a' + 10;
- else
- if('A'<=c && c<='Z')
- v = c - 'A' + 10;
- if(v >= base)
- break;
- if(n > m)
- ovfl = 1;
- nn = n*base + v;
- if(nn < n)
- ovfl = 1;
- n = nn;
- }
-Return:
- if(ndig == 0)
- p = (char*)nptr;
- if(endptr)
- *endptr = p;
- if(ovfl){
- if(neg)
- return VLONG_MIN;
- return VLONG_MAX;
- }
- if(neg)
- return -n;
- return n;
-}