void-packages/srcpkgs/file/patches/fix-files-from-flag.patch

109 lines
2.6 KiB
Diff

From 19bf47777d0002ee884467e45e6ace702e40a4c1 Mon Sep 17 00:00:00 2001
From: Christos Zoulas <christos@zoulas.com>
Date: Mon, 4 Jul 2022 17:00:51 +0000
Subject: [PATCH] PR/358: Fix width for -f - (jpalus)
---
ChangeLog | 3 ++-
src/file.c | 46 +++++++++++++++++++++++++++++-----------------
2 files changed, 31 insertions(+), 18 deletions(-)
diff --git a/src/file.c b/src/file.c
index 5300e5af8..bb058ce1e 100644
--- a/src/file.c
+++ b/src/file.c
@@ -32,7 +32,7 @@
#include "file.h"
#ifndef lint
-FILE_RCSID("@(#)$File: file.c,v 1.195 2022/06/02 15:45:43 christos Exp $")
+FILE_RCSID("@(#)$File: file.c,v 1.196 2022/07/04 17:00:51 christos Exp $")
#endif /* lint */
#include "magic.h"
@@ -506,35 +506,47 @@ unwrap(struct magic_set *ms, const char *fn)
size_t llen = 0;
int wid = 0, cwid;
int e = 0;
+ size_t fi = 0, fimax = 100;
+ char **flist = malloc(sizeof(*flist) * fimax);
- if (strcmp("-", fn) == 0) {
+ if (flist == NULL)
+out: file_err(EXIT_FAILURE, "Cannot allocate memory for file list");
+
+ if (strcmp("-", fn) == 0)
f = stdin;
- wid = 1;
- } else {
+ else {
if ((f = fopen(fn, "r")) == NULL) {
file_warn("Cannot open `%s'", fn);
return 1;
}
-
- while ((len = getline(&line, &llen, f)) > 0) {
- if (line[len - 1] == '\n')
- line[len - 1] = '\0';
- cwid = file_mbswidth(ms, line);
- if (cwid > wid)
- wid = cwid;
- }
-
- rewind(f);
}
while ((len = getline(&line, &llen, f)) > 0) {
if (line[len - 1] == '\n')
line[len - 1] = '\0';
- e |= process(ms, line, wid);
+ if (fi >= fimax) {
+ fimax += 100;
+ char **nf = realloc(flist, fimax * sizeof(*flist));
+ if (nf == NULL)
+ goto out;
+ }
+ flist[fi++] = line;
+ cwid = file_mbswidth(ms, line);
+ if (cwid > wid)
+ wid = cwid;
+ line = NULL;
+ llen = 0;
+ }
+
+ fimax = fi;
+ for (fi = 0; fi < fimax; fi++) {
+ e |= process(ms, flist[fi], wid);
+ free(flist[fi]);
}
+ free(flist);
- free(line);
- (void)fclose(f);
+ if (f != stdin)
+ (void)fclose(f);
return e;
}
From be1ac8c0aa6d21921012f62582f51a9e546e4972 Mon Sep 17 00:00:00 2001
From: Christos Zoulas <christos@zoulas.com>
Date: Tue, 26 Jul 2022 15:10:05 +0000
Subject: [PATCH] Fix bug with large flist (Florian Weimer)
---
src/file.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/file.c b/src/file.c
index e169c08fc..c0b8aa197 100644
--- a/src/file.c
+++ b/src/file.c
@@ -535,6 +535,7 @@ out: file_err(EXIT_FAILURE, "Cannot allocate memory for file list");
char **nf = realloc(flist, fimax * sizeof(*flist));
if (nf == NULL)
goto out;
+ flist = nf;
}
flist[fi++] = line;
cwid = file_mbswidth(ms, line);