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authorRobert de Bath <rdebath@poboxes.com>1997-02-25 20:42:19 +0100
committerLubomir Rintel <lkundrak@v3.sk>2013-10-23 23:38:07 +0200
commit4c36e9a0c125ccfff37aa440dab2cf58c4152fff (patch)
treea5d9c84ba2661029ddb2223dacd50529a361c3d5 /tests/lines.c
parentf8de35da65c5d93bb733073cf40da154bc1c0748 (diff)
parent9696d7b0e1f3a1b0f5fd4a0428eb75afe8ad4ed6 (diff)
downloaddev86-4c36e9a0c125ccfff37aa440dab2cf58c4152fff.tar.gz
Import Dev86src-0.0.11.tar.gzv0.0.11
Diffstat (limited to 'tests/lines.c')
-rw-r--r--tests/lines.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/lines.c b/tests/lines.c
new file mode 100644
index 0000000..6f3afb0
--- /dev/null
+++ b/tests/lines.c
@@ -0,0 +1,36 @@
+
+#include <string.h>
+#include <fcntl.h>
+
+char *
+readline(fd)
+{
+static char linebuf[256];
+ int cc;
+ char * p;
+
+ cc = read(fd, linebuf, sizeof(linebuf)-1);
+ if( cc <= 0 ) return 0;
+ p = strchr(linebuf, '\n');
+ if( p == 0 ) p = linebuf+sizeof(linebuf)-1;
+ else
+ {
+ p++; lseek(fd, (long)(p-linebuf)-cc, 1);
+ }
+ *p = 0;
+ return linebuf;
+}
+
+main()
+{
+ int fd = open("/etc/passwd", O_RDONLY);
+ char * p;
+
+ if(fd<0) exit(1);
+
+ while( p=readline(fd) )
+ {
+ write(1, ">>", 2);
+ write(1, p, strlen(p));
+ }
+}