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| author | Yury G. Kudryashov <urkud.urkud@gmail.com> | 2012-08-08 13:44:04 +0400 |
|---|---|---|
| committer | Yury G. Kudryashov <urkud.urkud@gmail.com> | 2012-08-26 22:06:45 +0400 |
| commit | 1e3c42eb696815f644127fe4e88e0473879da7ae (patch) | |
| tree | 8b1cd86ac1b90bdc7d02630ed2f9ffb94fbc79d5 /pkgs/development/libraries/libspectre | |
| parent | c03efbd8f9201c6c852b5f60016700ebdacea976 (diff) | |
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Libspectre: a couple of upstream patches (fix 2 crashes)
Diffstat (limited to 'pkgs/development/libraries/libspectre')
3 files changed, 69 insertions, 0 deletions
diff --git a/pkgs/development/libraries/libspectre/0001-Fix-a-crash-with-documents-containing-an-invalid-Pag.patch b/pkgs/development/libraries/libspectre/0001-Fix-a-crash-with-documents-containing-an-invalid-Pag.patch new file mode 100644 index 00000000000..3e232ee5ac5 --- /dev/null +++ b/pkgs/development/libraries/libspectre/0001-Fix-a-crash-with-documents-containing-an-invalid-Pag.patch @@ -0,0 +1,29 @@ +From 7500e4d1ae85ecf9f61b1446e07ebb887118757c Mon Sep 17 00:00:00 2001 +From: Carlos Garcia Campos <carlosgc@gnome.org> +Date: Sat, 30 Oct 2010 15:55:18 +0200 +Subject: [PATCH 1/2] Fix a crash with documents containing an invalid + %%Pages: comment + +When failed to allocate memory for pages because of invalid %%Pages: +comment, set maxpages to 0 to ignore the comment. Problem spotted +by Marek Kasik. Fixes bug #30867. +--- + libspectre/ps.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/libspectre/ps.c b/libspectre/ps.c +index 6c7cfce..4578cec 100644 +--- a/libspectre/ps.c ++++ b/libspectre/ps.c +@@ -597,6 +597,8 @@ psscan(const char *filename, int scanstyle) + if (maxpages > 0) { + doc->pages = (struct page *) PS_calloc(maxpages, + sizeof(struct page)); ++ if (!doc->pages) ++ maxpages = 0; + CHECK_MALLOCED(doc->pages); + } + } +-- +1.7.11 + diff --git a/pkgs/development/libraries/libspectre/0002-Allocate-at-least-1-page-in-doc-pages.patch b/pkgs/development/libraries/libspectre/0002-Allocate-at-least-1-page-in-doc-pages.patch new file mode 100644 index 00000000000..09ab9e11c16 --- /dev/null +++ b/pkgs/development/libraries/libspectre/0002-Allocate-at-least-1-page-in-doc-pages.patch @@ -0,0 +1,38 @@ +From 8ffd9185f81cb8337cece4c8e3672d0e6a97e935 Mon Sep 17 00:00:00 2001 +From: Marek Kasik <mkasik@redhat.com> +Date: Wed, 24 Nov 2010 15:54:14 +0100 +Subject: [PATCH 2/2] Allocate at least 1 page in doc->pages + +Allocate at least 1 page if there are no %%Pages: or %%Page: comments +in the PS file (#31512). +--- + libspectre/ps.c | 10 +++++----- + 1 file changed, 5 insertions(+), 5 deletions(-) + +diff --git a/libspectre/ps.c b/libspectre/ps.c +index 4578cec..0130fb4 100644 +--- a/libspectre/ps.c ++++ b/libspectre/ps.c +@@ -1004,14 +1004,14 @@ psscan(const char *filename, int scanstyle) + section_len += line_len; + } + ++ if (maxpages == 0) { ++ maxpages = 1; ++ doc->pages = (struct page *) PS_calloc(maxpages, sizeof(struct page)); ++ CHECK_MALLOCED(doc->pages); ++ } + + newpage: + while (DSCcomment(line) && iscomment(line+2, "Page:")) { +- if (maxpages == 0) { +- maxpages = 1; +- doc->pages = (struct page *) PS_calloc(maxpages, sizeof(struct page)); +- CHECK_MALLOCED(doc->pages); +- } + label = ps_gettext(line+length("%%Page:"), &next_char); + if (sscanf(next_char, "%u", &thispage) != 1) thispage = 0; + if (nextpage == 1) { +-- +1.7.11 + diff --git a/pkgs/development/libraries/libspectre/default.nix b/pkgs/development/libraries/libspectre/default.nix index 0be6ac5f4ef..379727aec5c 100644 --- a/pkgs/development/libraries/libspectre/default.nix +++ b/pkgs/development/libraries/libspectre/default.nix @@ -13,6 +13,8 @@ stdenv.mkDerivation rec { ghostscript ]; + patches = [ ./0001-Fix-a-crash-with-documents-containing-an-invalid-Pag.patch ./0002-Allocate-at-least-1-page-in-doc-pages.patch ]; + doCheck = true; meta = { |