Fix error_at_line() not always exiting if status != 0.

Also add tests.
This commit is contained in:
Simon Ruderich
2014-01-01 16:37:48 +01:00
parent ba93304c54
commit 39d313d1d4
4 changed files with 55 additions and 10 deletions

8
NEWS
View File

@@ -1,6 +1,14 @@
NEWS
====
0.X
---
- Fix hook for GNU's error_at_line() not exiting if status != 0. If
error_one_per_line was used and suppressed a message, then error_at_line()
didn't exit.
0.1
---

View File

@@ -371,7 +371,7 @@ static void error_vararg(int status, int errnum,
if (error_one_per_line
&& filename != NULL && linenum != 0
&& filename == last_filename && linenum == last_linenum) {
return;
goto out;
}
last_filename = filename;
last_linenum = linenum;
@@ -404,6 +404,7 @@ static void error_vararg(int status, int errnum,
fprintf(stderr, "\n");
out:
if (status != 0) {
exit(status);
}

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@@ -20,12 +20,16 @@
#include <config.h>
#define _GNU_SOURCE /* for program_invocation_name */
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <error.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include "../src/compiler.h"
#include "example.h"
void (*error_print_progname)(void);
@@ -37,26 +41,41 @@ static void print_progname(void) {
int main(int argc unused, char **argv unused) {
program_invocation_name = "./example_error";
pid_t pid;
char name[] = "./example_error";
program_invocation_name = name;
error(0, 0, "<message>");
error_at_line(0, 0, "file", 42, "<message>");
FORKED_TEST(pid) { error(1, 0, "<message>"); }
FORKED_TEST(pid) { error_at_line(1, 0, "file", 42, "<message>"); }
error(0, ENOMEM, "<message>");
error_at_line(0, ENOMEM, "file", 42, "<message>");
error_at_line(0, ENOMEM, "file", 42, "<message>");
FORKED_TEST(pid) { error(1, ENOMEM, "<message>"); }
FORKED_TEST(pid) { error_at_line(1, ENOMEM, "file", 42, "<message>"); }
fflush(stdout);
printf("\n\n");
fflush(stdout);
error_print_progname = print_progname;
error_one_per_line = 1;
error(0, 0, "<message>");
error_at_line(0, 0, "file", 42, "<message>");
FORKED_TEST(pid) { error(1, 0, "<message>"); }
FORKED_TEST(pid) { error_at_line(1, 0, "file", 42, "<message>"); }
error(0, ENOMEM, "<message>");
error_at_line(0, ENOMEM, "file", 42, "<message>");
error_at_line(0, ENOMEM, "file", 42, "<message>");
FORKED_TEST(pid) { error(1, ENOMEM, "<message>"); }
/* Exit codes are not tested. */
error_one_per_line = 0;
FORKED_TEST(pid) { error_at_line(1, ENOMEM, "file", 42, "<message>"); }
return EXIT_SUCCESS;
}

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@@ -1,10 +1,27 @@
>STDERR>./example_error: <message>
./example_error:file:42: <message>
./example_error: <message>
<STDERR<exit code: 1
>STDERR>./example_error:file:42: <message>
<STDERR<exit code: 1
>STDERR>./example_error: <message>: Cannot allocate memory
./example_error:file:42: <message>: Cannot allocate memory
./example_error:file:42: <message>: Cannot allocate memory
./example_error: <message>: Cannot allocate memory
./example_error:file:42: <message>: Cannot allocate memory
./example_error:file:42: <message>: Cannot allocate memory
PROG<message>
<STDERR<exit code: 1
>STDERR>./example_error:file:42: <message>: Cannot allocate memory
<STDERR<exit code: 1
>STDERR>PROG<message>
PROGfile:42: <message>
PROG<message>: Cannot allocate memory
PROG<message>
<STDERR<exit code: 1
exit code: 1
>STDERR>PROG<message>: Cannot allocate memory
PROGfile:42: <message>: Cannot allocate memory
<STDERR<EOF
PROG<message>: Cannot allocate memory
<STDERR<exit code: 1
>STDERR>PROGfile:42: <message>: Cannot allocate memory
<STDERR<exit code: 1
EOF