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Diffstat (limited to 'st.c')
-rw-r--r--st.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/st.c b/st.c
index 2612c95..0628707 100644
--- a/st.c
+++ b/st.c
@@ -256,10 +256,10 @@ xwrite(int fd, const char *s, size_t len)
void *
xmalloc(size_t len)
{
- void *p = malloc(len);
+ void *p;
- if (!p)
- die("Out of memory\n");
+ if (!(p = malloc(len)))
+ die("malloc: %s\n", strerror(errno));
return p;
}
@@ -268,7 +268,7 @@ void *
xrealloc(void *p, size_t len)
{
if ((p = realloc(p, len)) == NULL)
- die("Out of memory\n");
+ die("realloc: %s\n", strerror(errno));
return p;
}
@@ -277,7 +277,7 @@ char *
xstrdup(char *s)
{
if ((s = strdup(s)) == NULL)
- die("Out of memory\n");
+ die("strdup: %s\n", strerror(errno));
return s;
}
@@ -687,7 +687,7 @@ execsh(char *cmd, char **args)
errno = 0;
if ((pw = getpwuid(getuid())) == NULL) {
if (errno)
- die("getpwuid:%s\n", strerror(errno));
+ die("getpwuid: %s\n", strerror(errno));
else
die("who are you?\n");
}
@@ -730,7 +730,7 @@ sigchld(int a)
pid_t p;
if ((p = waitpid(pid, &stat, WNOHANG)) < 0)
- die("Waiting for pid %hd failed: %s\n", pid, strerror(errno));
+ die("waiting for pid %hd failed: %s\n", pid, strerror(errno));
if (pid != p)
return;
@@ -781,7 +781,8 @@ ttynew(char *line, char *cmd, char *out, char **args)
if (line) {
if ((cmdfd = open(line, O_RDWR)) < 0)
- die("open line failed: %s\n", strerror(errno));
+ die("open line '%s' failed: %s\n",
+ line, strerror(errno));
dup2(cmdfd, 0);
stty(args);
return cmdfd;
@@ -793,7 +794,7 @@ ttynew(char *line, char *cmd, char *out, char **args)
switch (pid = fork()) {
case -1:
- die("fork failed\n");
+ die("fork failed: %s\n", strerror(errno));
break;
case 0:
close(iofd);
@@ -826,7 +827,7 @@ ttyread(void)
/* append read bytes to unprocessed bytes */
if ((ret = read(cmdfd, buf+buflen, LEN(buf)-buflen)) < 0)
- die("Couldn't read from shell: %s\n", strerror(errno));
+ die("couldn't read from shell: %s\n", strerror(errno));
buflen += ret;
written = twrite(buf, buflen, 0);