The branch main has been updated by des:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=851a9da38f070675c42a6d69c41c47a5d29ee3d0

commit 851a9da38f070675c42a6d69c41c47a5d29ee3d0
Author:     Dag-Erling Smørgrav <[email protected]>
AuthorDate: 2024-02-12 18:26:13 +0000
Commit:     Dag-Erling Smørgrav <[email protected]>
CommitDate: 2024-02-12 18:26:13 +0000

    patch: Support long context lines.
    
    MFC after:      1 week
    Sponsored by:   Klara, Inc.
    Reviewed by:    allanjude
    Differential Revision:  https://reviews.freebsd.org/D43850
---
 usr.bin/patch/patch.c                     |  2 +-
 usr.bin/patch/pch.c                       | 10 +++++-----
 usr.bin/patch/pch.h                       |  2 +-
 usr.bin/patch/tests/unified_patch_test.sh | 19 +++++++++++++++++++
 4 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/usr.bin/patch/patch.c b/usr.bin/patch/patch.c
index 403189bc92b1..838c721841ea 100644
--- a/usr.bin/patch/patch.c
+++ b/usr.bin/patch/patch.c
@@ -1085,7 +1085,7 @@ patch_match(LINENUM base, LINENUM offset, LINENUM fuzz)
        LINENUM         pat_lines = pch_ptrn_lines() - fuzz;
        const char      *ilineptr;
        const char      *plineptr;
-       unsigned short  plinelen;
+       size_t          plinelen;
 
        /* Patch does not match if we don't have any more context to use */
        if (pline > pat_lines)
diff --git a/usr.bin/patch/pch.c b/usr.bin/patch/pch.c
index d528f06235bf..fb53ff86f9ef 100644
--- a/usr.bin/patch/pch.c
+++ b/usr.bin/patch/pch.c
@@ -55,7 +55,7 @@ static LINENUM        p_max;          /* max allowed value of 
p_end */
 static LINENUM p_context = 3;  /* # of context lines */
 static LINENUM p_input_line = 0;       /* current line # from patch file */
 static char    **p_line = NULL;/* the text of the hunk */
-static unsigned short  *p_len = NULL; /* length of each line */
+static size_t  *p_len = NULL;  /* length of each line */
 static char    *p_char = NULL; /* +, -, and ! */
 static int     hunkmax = INITHUNKMAX;  /* size of above arrays to begin with */
 static int     p_indent;       /* indent to patch */
@@ -137,7 +137,7 @@ set_hunkmax(void)
        if (p_line == NULL)
                p_line = malloc(hunkmax * sizeof(char *));
        if (p_len == NULL)
-               p_len = malloc(hunkmax * sizeof(unsigned short));
+               p_len = malloc(hunkmax * sizeof(size_t));
        if (p_char == NULL)
                p_char = malloc(hunkmax * sizeof(char));
 }
@@ -154,7 +154,7 @@ grow_hunkmax(void)
                fatal("Internal memory allocation error\n");
 
        p_line = reallocf(p_line, new_hunkmax * sizeof(char *));
-       p_len = reallocf(p_len, new_hunkmax * sizeof(unsigned short));
+       p_len = reallocf(p_len, new_hunkmax * sizeof(size_t));
        p_char = reallocf(p_char, new_hunkmax * sizeof(char));
 
        if (p_line != NULL && p_len != NULL && p_char != NULL) {
@@ -1251,7 +1251,7 @@ bool
 pch_swap(void)
 {
        char    **tp_line;      /* the text of the hunk */
-       unsigned short  *tp_len;/* length of each line */
+       size_t  *tp_len;        /* length of each line */
        char    *tp_char;       /* +, -, and ! */
        LINENUM i;
        LINENUM n;
@@ -1408,7 +1408,7 @@ pch_context(void)
 /*
  * Return the length of a particular patch line.
  */
-unsigned short
+size_t
 pch_line_len(LINENUM line)
 {
        return p_len[line];
diff --git a/usr.bin/patch/pch.h b/usr.bin/patch/pch.h
index 5ce4f72497c7..b6c6363155a5 100644
--- a/usr.bin/patch/pch.h
+++ b/usr.bin/patch/pch.h
@@ -45,7 +45,7 @@ bool          there_is_another_patch(void);
 bool           another_hunk(void);
 bool           pch_swap(void);
 char           *pfetch(LINENUM);
-unsigned short pch_line_len(LINENUM);
+size_t         pch_line_len(LINENUM);
 LINENUM                pch_first(void);
 LINENUM                pch_ptrn_lines(void);
 LINENUM                pch_newfirst(void);
diff --git a/usr.bin/patch/tests/unified_patch_test.sh 
b/usr.bin/patch/tests/unified_patch_test.sh
index 43b0d8373cfa..7d4b74182c41 100755
--- a/usr.bin/patch/tests/unified_patch_test.sh
+++ b/usr.bin/patch/tests/unified_patch_test.sh
@@ -141,6 +141,24 @@ file_removal_body()
        atf_check -o inline:"y\n" cat foo
 }
 
+atf_test_case plinelen
+plinelen_body()
+{
+       hello="$(jot -b hello -s, 20000 | tee foo.txt)"
+       cp foo.txt bar.txt
+       echo "world" >>bar.txt
+       cat >foo.diff <<EOF
+--- foo.txt.orig
++++ foo.txt
+@@ -1,1 +1,2 @@
+ $hello
++world
+EOF
+       atf_check -o match:"Hunk #1 succeeded" \
+                 patch <foo.diff
+       atf_check -o file:bar.txt cat foo.txt
+}
+
 atf_init_test_cases()
 {
        atf_add_test_case basic
@@ -148,4 +166,5 @@ atf_init_test_cases()
        atf_add_test_case file_creation
        atf_add_test_case file_nodupe
        atf_add_test_case file_removal
+       atf_add_test_case plinelen
 }

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