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authorUlrich Drepper <drepper@redhat.com>1999-07-26 01:47:15 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-26 01:47:15 +0000
commit63f7cb448b3958d7520d7eab6d092d7e6f11f1d9 (patch)
tree6e52259de48fb1cfad2c79a858eca2530ce01dbe /misc
parentb0b422e85da7e35cc989d177445912383fb7eda1 (diff)
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Update.
* misc/tst-mntent.c: Add test case for addmntent and getmntent.
Diffstat (limited to 'misc')
-rw-r--r--misc/mntent_r.c8
-rw-r--r--misc/tst-mntent.c59
2 files changed, 61 insertions, 6 deletions
diff --git a/misc/mntent_r.c b/misc/mntent_r.c
index 43cb3f732a..6d46abbd95 100644
--- a/misc/mntent_r.c
+++ b/misc/mntent_r.c
@@ -162,14 +162,18 @@ weak_alias (__getmntent_r, getmntent_r)
while (*rp != '\0') \
if (*rp == ' ' || *rp == '\t' || *rp == '\\') \
break; \
+ else \
+ ++rp; \
\
if (*rp != '\0') \
{ \
/* In the worst case the length of the string can increase to \
founr times the current length. */ \
- char *wp = (char *) alloca (strlen (name) * 4 + 1); \
+ char *wp; \
\
rp = name; \
+ name = wp = (char *) alloca (strlen (name) * 4 + 1); \
+ \
do \
if (*rp == ' ') \
{ \
@@ -193,8 +197,6 @@ weak_alias (__getmntent_r, getmntent_r)
else \
*wp++ = *rp; \
while (*rp++ != '\0'); \
- \
- name = wp; \
} \
} while (0)
diff --git a/misc/tst-mntent.c b/misc/tst-mntent.c
index d6f374385f..ae967670f9 100644
--- a/misc/tst-mntent.c
+++ b/misc/tst-mntent.c
@@ -1,4 +1,5 @@
-/* Test case by Horst von Brand <vonbrand@sleipnir.valparaiso.cl>. */
+/* Test case by Horst von Brand <vonbrand@sleipnir.valparaiso.cl>
+ and Ulrich Drepper <drepper@cygnus.com>. */
#include <mntent.h>
#include <stdio.h>
#include <string.h>
@@ -10,13 +11,15 @@ main (int argc, char *argv[])
int result = 0;
struct mntent mef;
struct mntent *mnt = &mef;
+ char *name;
+ FILE *fp;
mef.mnt_fsname = strdupa ("/dev/hda1");
- mef.mnt_dir = strdupa ("/");
+ mef.mnt_dir = strdupa ("/some dir");
mef.mnt_type = strdupa ("ext2");
mef.mnt_opts = strdupa ("defaults");
mef.mnt_freq = 1;
- mef.mnt_passno = 1;
+ mef.mnt_passno = 2;
if (hasmntopt (mnt, "defaults"))
printf ("Found!\n");
@@ -26,5 +29,55 @@ main (int argc, char *argv[])
result = 1;
}
+ name = tmpnam (NULL);
+ fp = fopen (name, "w+");
+ if (fp == NULL)
+ {
+ printf ("Cannot open temporary file: %m\n");
+ result = 1;
+ }
+ else
+ {
+ char buf[1024];
+
+ /* Write the name entry. */
+ addmntent (fp, &mef);
+
+ /* Prepare for reading. */
+ rewind (fp);
+
+ /* First, read it raw. */
+ if (fgets (buf, sizeof (buf), fp) == NULL)
+ {
+ printf ("Cannot read temporary file: %m");
+ result = 1;
+ }
+ else
+ if (strcmp (buf, "/dev/hda1 /some\\040dir ext2 defaults 1 2\n") != 0)
+ {
+ puts ("Raw file data not correct");
+ result = 1;
+ }
+
+ /* Prepare for reading, part II. */
+ rewind (fp);
+
+ /* Now read it cooked. */
+ mnt = getmntent (fp);
+
+ if (strcmp (mnt->mnt_fsname, "/dev/hda1") != 0
+ || strcmp (mnt->mnt_dir, "/some dir") != 0
+ || strcmp (mnt->mnt_type, "ext2") != 0
+ || strcmp (mnt->mnt_opts, "defaults") != 0
+ || mnt->mnt_freq != 1
+ || mnt->mnt_passno != 2)
+ {
+ puts ("Error while reading written entry back in");
+ result = 1;
+ }
+
+ remove (name);
+ }
+
return result;
}