make: drop secondary expansion patch

A fix in Aegisub is now available.
This commit is contained in:
q66 2020-10-22 01:15:15 +02:00
parent acf0c0b8b5
commit d7247fed83
2 changed files with 1 additions and 140 deletions

View file

@ -1,139 +0,0 @@
From 1d62df2df0b1b0fcb559247c5c7042f5e673a38b Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Sat, 18 Apr 2020 19:02:35 +0200
Subject: [PATCH] Revert "[SV 54161] Fix second expansion of $* for paths"
This reverts commit 86f2f8bcb5b4a03da8eb37e9a99c22d8fec4bfb2.
This commit breaks secondary expansion in builds of aegisub at very least,
revert to previous behavior for the time being while this is investigated.
---
src/implicit.c | 56 +++++++++---------------------
tests/scripts/features/se_implicit | 8 -----
2 files changed, 17 insertions(+), 47 deletions(-)
diff --git a/src/implicit.c b/src/implicit.c
index b281a17..4d0a01f 100644
--- a/src/implicit.c
+++ b/src/implicit.c
@@ -221,9 +221,8 @@ pattern_search (struct file *file, int archive,
struct patdeps *deplist = xmalloc (max_deps * sizeof (struct patdeps));
struct patdeps *pat = deplist;
- /* Names of possible dependencies are constructed in this buffer.
- We may replace % by $(*F) for second expansion, increasing the length. */
- char *depname = alloca (namelen + max_pattern_dep_length + 4);
+ /* Names of possible dependencies are constructed in this buffer. */
+ char *depname = alloca (namelen + max_pattern_dep_length);
/* The start and length of the stem of FILENAME for the current rule. */
const char *stem = 0;
@@ -479,10 +478,9 @@ pattern_search (struct file *file, int archive,
}
}
- if (stemlen + (check_lastslash ? pathlen : 0) > GET_PATH_MAX)
+ if (stemlen > GET_PATH_MAX)
{
- DBS (DB_IMPLICIT, (_("Stem too long: '%s%.*s'.\n"),
- check_lastslash ? pathdir : "",
+ DBS (DB_IMPLICIT, (_("Stem too long: '%.*s'.\n"),
(int) stemlen, stem));
continue;
}
@@ -490,19 +488,8 @@ pattern_search (struct file *file, int archive,
DBS (DB_IMPLICIT, (_("Trying pattern rule with stem '%.*s'.\n"),
(int) stemlen, stem));
- if (!check_lastslash)
- {
- memcpy (stem_str, stem, stemlen);
- stem_str[stemlen] = '\0';
- }
- else
- {
- /* We want to prepend the directory from
- the original FILENAME onto the stem. */
- memcpy (stem_str, filename, pathlen);
- memcpy (stem_str + pathlen, stem, stemlen);
- stem_str[pathlen + stemlen] = '\0';
- }
+ strncpy (stem_str, stem, stemlen);
+ stem_str[stemlen] = '\0';
/* If there are no prerequisites, then this rule matches. */
if (rule->deps == 0)
@@ -553,7 +540,7 @@ pattern_search (struct file *file, int archive,
}
memcpy (o, nptr, p - nptr);
o += p - nptr;
- memcpy (o, stem, stemlen);
+ memcpy (o, stem_str, stemlen);
o += stemlen;
strcpy (o, p + 1);
}
@@ -605,10 +592,10 @@ pattern_search (struct file *file, int archive,
again. This is not good if you have certain characters
in your stem (like $).
- Instead, we will replace % with $* or $(*F) and allow the
- second expansion to take care of it for us. This way
- (since $* and $(*F) are simple variables) there won't be
- additional re-expansion of the stem. */
+ Instead, we will replace % with $* and allow the second
+ expansion to take care of it for us. This way (since $*
+ is a simple variable) there won't be additional
+ re-expansion of the stem. */
p = lindex (nptr, nptr + len, '%');
if (p == 0)
@@ -619,22 +606,13 @@ pattern_search (struct file *file, int archive,
else
{
size_t i = p - nptr;
- char *o = depname;
- memcpy (o, nptr, i);
- o += i;
+ memcpy (depname, nptr, i);
+ memcpy (depname + i, "$*", 2);
+ memcpy (depname + i + 2, p + 1, len - i - 1);
+ depname[len + 2 - 1] = '\0';
+
if (check_lastslash)
- {
- add_dir = 1;
- memcpy (o, "$(*F)", 5);
- o += 5;
- }
- else
- {
- memcpy (o, "$*", 2);
- o += 2;
- }
- memcpy (o, p + 1, len - i - 1);
- o[len - i - 1] = '\0';
+ add_dir = 1;
}
/* Set up for the next word. */
diff --git a/tests/scripts/features/se_implicit b/tests/scripts/features/se_implicit
index 866d1fb..a01b385 100644
--- a/tests/scripts/features/se_implicit
+++ b/tests/scripts/features/se_implicit
@@ -254,13 +254,5 @@ foo: $$(info $$<)
!,
'', "bar\n#MAKE#: Nothing to be done for 'foo'.\n");
-# SV 54161: Expand $$* properly when it contains a path
-
-run_make_test(q!
-.SECONDEXPANSION:
-%x: $$(info $$*); @echo '$*'
-!,
- 'q/ux', "q/u\nq/u\n");
-
# This tells the test driver that the perl test script executed properly.
1;
--
2.26.1

View file

@ -1,7 +1,7 @@
# Template file for 'make'
pkgname=make
version=4.3
revision=2
revision=3
bootstrap=yes
build_style=gnu-configure
configure_args="$(vopt_with guile)"