From 6b38ee9a0ede0ee3a8187bf5716eb27bf6992367 Mon Sep 17 00:00:00 2001 From: Arne Fitzenreiter Date: Wed, 5 Oct 2011 13:11:53 +0200 Subject: [PATCH] diffutils: Update to 3.2. Fixes #240 --- diffutils/diffutils.nm | 4 +- .../diffutils-2.8.1-hardened_tmp-1.patch | 31 - diffutils/patches/diffutils-2.9-i18n-1.patch | 768 ------------------ diffutils/patches/diffutils-cmp-s-empty.patch | 20 + 4 files changed, 22 insertions(+), 801 deletions(-) delete mode 100644 diffutils/patches/diffutils-2.8.1-hardened_tmp-1.patch delete mode 100644 diffutils/patches/diffutils-2.9-i18n-1.patch create mode 100644 diffutils/patches/diffutils-cmp-s-empty.patch diff --git a/diffutils/diffutils.nm b/diffutils/diffutils.nm index 1fa2b4fc3..6d575c6cf 100644 --- a/diffutils/diffutils.nm +++ b/diffutils/diffutils.nm @@ -4,7 +4,7 @@ ############################################################################### name = diffutils -version = 3.0 +version = 3.2 release = 1 groups = Base Build Development/Tools @@ -19,7 +19,7 @@ description cmp can show the characters that differ between the two files. end -source_dl = +source_dl = http://ftp.gnu.org/gnu/diffutils/ build configure_options += \ diff --git a/diffutils/patches/diffutils-2.8.1-hardened_tmp-1.patch b/diffutils/patches/diffutils-2.8.1-hardened_tmp-1.patch deleted file mode 100644 index c335090a8..000000000 --- a/diffutils/patches/diffutils-2.8.1-hardened_tmp-1.patch +++ /dev/null @@ -1,31 +0,0 @@ -Submitted By: Robert Connolly (ashes) -Date: 2006-10-09 -Initial Package Version: 2.8.7 -Upstream Status: Submitted - Partially accepted -Thread starts here: - http://sources.redhat.com/ml/bug-gnu-utils/2000-12/msg00163.html -Origin: ALT Linux / Openwall Owl Linux - diffutils-2.8.7-alt-tmp.diff -Description: This patch removes the more portable and less safe use of -tmpname(3), in preference of mkstemp(3). - ---- diffutils-2.8.7/src/sdiff.c.orig 2004-04-12 07:44:35 +0000 -+++ diffutils-2.8.7/src/sdiff.c 2005-05-17 12:58:44 +0000 -@@ -990,13 +990,13 @@ edit (struct line_filter *left, char con - int fd; - - if (tmpname) -- tmp = fopen (tmpname, "w"); -- else - { -- if ((fd = temporary_file ()) < 0) -- perror_fatal ("mkstemp"); -- tmp = fdopen (fd, "w"); -+ unlink (tmpname); -+ free (tmpname); - } -+ if ((fd = temporary_file ()) < 0) -+ perror_fatal ("mkstemp"); -+ tmp = fdopen (fd, "w"); - - if (! tmp) - perror_fatal (tmpname); diff --git a/diffutils/patches/diffutils-2.9-i18n-1.patch b/diffutils/patches/diffutils-2.9-i18n-1.patch deleted file mode 100644 index b6f12ef1f..000000000 --- a/diffutils/patches/diffutils-2.9-i18n-1.patch +++ /dev/null @@ -1,768 +0,0 @@ ---- diffutils-2.9/src/diff.c 2010-02-11 10:39:17.000000000 +0100 -+++ diffutils-2.9.mod/src/diff.c 2010-02-13 15:28:22.268208253 +0100 -@@ -284,6 +284,13 @@ - re_set_syntax (RE_SYNTAX_GREP | RE_NO_POSIX_BACKTRACKING); - excluded = new_exclude (); - -+#ifdef HANDLE_MULTIBYTE -+ if (MB_CUR_MAX > 1) -+ lines_differ = lines_differ_multibyte; -+ else -+#endif -+ lines_differ = lines_differ_singlebyte; -+ - /* Decode the options. */ - - while ((c = getopt_long (argc, argv, shortopts, longopts, NULL)) != -1) ---- diffutils-2.9/src/diff.h 2010-02-11 10:05:57.000000000 +0100 -+++ diffutils-2.9.mod/src/diff.h 2010-02-13 15:28:22.269208190 +0100 -@@ -23,6 +23,19 @@ - #include - #include - -+/* For platform which support the ISO C amendement 1 functionality we -+ support user defined character classes. */ -+#if defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H -+/* Solaris 2.5 has a bug: must be included before . */ -+# include -+# include -+# if defined (HAVE_MBRTOWC) -+# define HANDLE_MULTIBYTE 1 -+# endif -+#endif -+ -+#define TAB_WIDTH 8 -+ - /* What kind of changes a hunk contains. */ - enum changes - { -@@ -350,7 +363,13 @@ - extern char const pr_program[]; - char *concat (char const *, char const *, char const *); - char *dir_file_pathname (char const *, char const *); --bool lines_differ (char const *, char const *); -+ -+bool (*lines_differ) (char const *, char const *); -+bool lines_differ_singlebyte (char const *, char const *); -+#ifdef HANDLE_MULTIBYTE -+bool lines_differ_multibyte (char const *, char const *); -+#endif -+ - lin translate_line_number (struct file_data const *, lin); - struct change *find_change (struct change *); - struct change *find_reverse_change (struct change *); ---- diffutils-2.9/src/io.c 2010-02-05 09:10:15.000000000 +0100 -+++ diffutils-2.9.mod/src/io.c 2010-02-13 15:39:59.313224273 +0100 -@@ -22,6 +22,7 @@ - #include - #include - #include -+#include - - /* Rotate an unsigned value to the left. */ - #define ROL(v, n) ((v) << (n) | (v) >> (sizeof (v) * CHAR_BIT - (n))) -@@ -194,6 +195,28 @@ - - /* Split the file into lines, simultaneously computing the equivalence - class for each line. */ -+#ifdef HANDLE_MULTIBYTE -+# define MBC2WC(P, END, MBLENGTH, WC, STATE, CONVFAIL) \ -+do \ -+{ \ -+ mbstate_t state_bak = STATE; \ -+ \ -+ CONVFAIL = 0; \ -+ MBLENGTH = mbrtowc (&WC, P, END - (char const *)P, &STATE); \ -+ \ -+ switch (MBLENGTH) \ -+ { \ -+ case (size_t)-2: \ -+ case (size_t)-1: \ -+ STATE = state_bak; \ -+ ++CONVFAIL; \ -+ /* Fall through. */ \ -+ case 0: \ -+ MBLENGTH = 1; \ -+ } \ -+} \ -+while (0) -+#endif - - static void - find_and_hash_each_line (struct file_data *current) -@@ -220,12 +243,282 @@ - bool same_length_diff_contents_compare_anyway = - diff_length_compare_anyway | ignore_case; - -+#ifdef HANDLE_MULTIBYTE -+ wchar_t wc; -+ size_t mblength; -+ mbstate_t state; -+ int convfail; -+ -+ memset (&state, '\0', sizeof (mbstate_t)); -+#endif -+ - while (p < suffix_begin) - { - char const *ip = p; - - h = 0; - -+#ifdef HANDLE_MULTIBYTE -+ if (MB_CUR_MAX > 1) -+ { -+ wchar_t lo_wc; -+ char mbc[MB_LEN_MAX]; -+ mbstate_t state_wc; -+ -+ /* Hash this line until we find a newline. */ -+ switch (ignore_white_space) -+ { -+ case IGNORE_ALL_SPACE: -+ while (1) -+ { -+ if (*p == '\n') -+ { -+ ++p; -+ break; -+ } -+ -+ MBC2WC (p, suffix_begin, mblength, wc, state, convfail); -+ -+ if (convfail) -+ mbc[0] = *p++; -+ else if (!iswspace (wc)) -+ { -+ bool flag = 0; -+ -+ if (ignore_case) -+ { -+ lo_wc = towlower (wc); -+ if (lo_wc != wc) -+ { -+ flag = 1; -+ -+ p += mblength; -+ memset (&state_wc, '\0', sizeof(mbstate_t)); -+ mblength = wcrtomb (mbc, lo_wc, &state_wc); -+ -+ assert (mblength != (size_t)-1 && -+ mblength != (size_t)-2); -+ -+ mblength = (mblength < 1) ? 1 : mblength; -+ } -+ } -+ -+ if (!flag) -+ { -+ for (i = 0; i < mblength; i++) -+ mbc[i] = *p++; -+ } -+ } -+ else -+ { -+ p += mblength; -+ continue; -+ } -+ -+ for (i = 0; i < mblength; i++) -+ h = HASH (h, mbc[i]); -+ } -+ break; -+ -+ case IGNORE_SPACE_CHANGE: -+ while (1) -+ { -+ if (*p == '\n') -+ { -+ ++p; -+ break; -+ } -+ -+ MBC2WC (p, suffix_begin, mblength, wc, state, convfail); -+ -+ if (!convfail && iswspace (wc)) -+ { -+ while (1) -+ { -+ if (*p == '\n') -+ { -+ ++p; -+ goto hashing_done; -+ } -+ -+ p += mblength; -+ MBC2WC (p, suffix_begin, mblength, wc, state, convfail); -+ if (convfail || (!convfail && !iswspace (wc))) -+ break; -+ } -+ h = HASH (h, ' '); -+ } -+ -+ /* WC is now the first non-space. */ -+ if (convfail) -+ mbc[0] = *p++; -+ else -+ { -+ bool flag = 0; -+ -+ if (ignore_case) -+ { -+ lo_wc = towlower (wc); -+ if (lo_wc != wc) -+ { -+ flag = 1; -+ -+ p += mblength; -+ memset (&state_wc, '\0', sizeof(mbstate_t)); -+ mblength = wcrtomb (mbc, lo_wc, &state_wc); -+ -+ assert (mblength != (size_t)-1 && -+ mblength != (size_t)-2); -+ -+ mblength = (mblength < 1) ? 1 : mblength; -+ } -+ } -+ -+ if (!flag) -+ { -+ for (i = 0; i < mblength; i++) -+ mbc[i] = *p++; -+ } -+ } -+ -+ for (i = 0; i < mblength; i++) -+ h = HASH (h, mbc[i]); -+ } -+ break; -+ -+ case IGNORE_TAB_EXPANSION: -+ { -+ size_t column = 0; -+ -+ while (1) -+ { -+ if (*p == '\n') -+ { -+ ++p; -+ break; -+ } -+ -+ MBC2WC (p, suffix_begin, mblength, wc, state, convfail); -+ -+ if (convfail) -+ { -+ h = HASH (h, *p++); -+ ++column; -+ } -+ else -+ { -+ bool flag; -+ -+ switch (wc) -+ { -+ case L'\b': -+ column -= 0 < column; -+ h = HASH (h, '\b'); -+ ++p; -+ break; -+ -+ case L'\t': -+ { -+ int repetitions; -+ -+ repetitions = TAB_WIDTH - column % TAB_WIDTH; -+ column += repetitions; -+ do -+ h = HASH (h, ' '); -+ while (--repetitions != 0); -+ ++p; -+ } -+ break; -+ -+ case L'\r': -+ column = 0; -+ h = HASH (h, '\r'); -+ ++p; -+ break; -+ -+ default: -+ flag = 0; -+ column += wcwidth (wc); -+ if (ignore_case) -+ { -+ lo_wc = towlower (wc); -+ if (lo_wc != wc) -+ { -+ flag = 1; -+ p += mblength; -+ memset (&state_wc, '\0', sizeof(mbstate_t)); -+ mblength = wcrtomb (mbc, lo_wc, &state_wc); -+ -+ assert (mblength != (size_t)-1 && -+ mblength != (size_t)-2); -+ -+ mblength = (mblength < 1) ? 1 : mblength; -+ } -+ } -+ -+ if (!flag) -+ { -+ for (i = 0; i < mblength; i++) -+ mbc[i] = *p++; -+ } -+ -+ for (i = 0; i < mblength; i++) -+ h = HASH (h, mbc[i]); -+ } -+ } -+ } -+ } -+ break; -+ -+ default: -+ while (1) -+ { -+ if (*p == '\n') -+ { -+ ++p; -+ break; -+ } -+ -+ MBC2WC (p, suffix_begin, mblength, wc, state, convfail); -+ -+ if (convfail) -+ mbc[0] = *p++; -+ else -+ { -+ int flag = 0; -+ -+ if (ignore_case) -+ { -+ lo_wc = towlower (wc); -+ if (lo_wc != wc) -+ { -+ flag = 1; -+ p += mblength; -+ memset (&state_wc, '\0', sizeof(mbstate_t)); -+ mblength = wcrtomb (mbc, lo_wc, &state_wc); -+ -+ assert (mblength != (size_t)-1 && -+ mblength != (size_t)-2); -+ -+ mblength = (mblength < 1) ? 1 : mblength; -+ } -+ } -+ -+ if (!flag) -+ { -+ for (i = 0; i < mblength; i++) -+ mbc[i] = *p++; -+ } -+ } -+ -+ for (i = 0; i < mblength; i++) -+ h = HASH (h, mbc[i]); -+ } -+ } -+ } -+ else -+#endif -+ - /* Hash this line until we find a newline. */ - if (ignore_case) - switch (ignore_white_space) ---- diffutils-2.9/src/side.c 2010-02-05 09:10:15.000000000 +0100 -+++ diffutils-2.9.mod/src/side.c 2010-02-13 15:51:32.647221551 +0100 -@@ -77,11 +77,74 @@ - register char const *text_limit = line[1]; - mbstate_t mbstate = { 0 }; - -+#if defined HAVE_WCHAR_H && defined HAVE_WCTYPE_H -+ unsigned char mbc[MB_LEN_MAX]; -+ wchar_t wc; -+ mbstate_t state, state_bak; -+ size_t mbc_pos, mblength; -+ int mbc_loading_flag = 0; -+ int wc_width; -+ -+ memset (&state, '\0', sizeof (mbstate_t)); -+#endif -+ - while (text_pointer < text_limit) - { - char const *tp0 = text_pointer; - register char c = *text_pointer++; - -+#if defined HAVE_WCHAR_H && defined HAVE_WCTYPE_H -+ if (MB_CUR_MAX > 1 && mbc_loading_flag) -+ { -+ mbc_loading_flag = 0; -+ state_bak = state; -+ mbc[mbc_pos++] = c; -+ -+process_mbc: -+ mblength = mbrtowc (&wc, mbc, mbc_pos, &state); -+ -+ switch (mblength) -+ { -+ case (size_t)-2: /* Incomplete multibyte character. */ -+ mbc_loading_flag = 1; -+ state = state_bak; -+ break; -+ -+ case (size_t)-1: /* Invalid as a multibyte character. */ -+ if (in_position++ < out_bound) -+ { -+ out_position = in_position; -+ putc (mbc[0], out); -+ } -+ memmove (mbc, mbc + 1, --mbc_pos); -+ if (mbc_pos > 0) -+ { -+ mbc[mbc_pos] = '\0'; -+ goto process_mbc; -+ } -+ break; -+ -+ default: -+ wc_width = wcwidth (wc); -+ if (wc_width < 1) /* Unprintable multibyte character. */ -+ { -+ if (in_position <= out_bound) -+ fprintf (out, "%lc", (wint_t)wc); -+ } -+ else /* Printable multibyte character. */ -+ { -+ in_position += wc_width; -+ if (in_position <= out_bound) -+ { -+ out_position = in_position; -+ fprintf (out, "%lc", (wint_t)wc); -+ } -+ } -+ } -+ continue; -+ } -+#endif -+ - switch (c) - { - case '\t': ---- diffutils-2.9/src/util.c 2010-02-11 10:39:17.000000000 +0100 -+++ diffutils-2.9.mod/src/util.c 2010-02-13 16:08:16.065232588 +0100 -@@ -309,7 +309,7 @@ - - outfile = 0; - } -- -+ - /* Compare two lines (typically one from each input file) - according to the command line options. - For efficiency, this is invoked only when the lines do not match exactly -@@ -317,7 +317,7 @@ - Return nonzero if the lines differ. */ - - bool --lines_differ (char const *s1, char const *s2) -+lines_differ_singlebyte (char const *s1, char const *s2) - { - register char const *t1 = s1; - register char const *t2 = s2; -@@ -446,7 +446,294 @@ - - return true; - } -- -+ -+#ifdef HANDLE_MULTIBYTE -+# define MBC2WC(T, END, MBLENGTH, WC, STATE, CONVFAIL) \ -+do \ -+{ \ -+ mbstate_t bak = STATE; \ -+ \ -+ CONVFAIL = 0; \ -+ MBLENGTH = mbrtowc (&WC, T, END - T, &STATE); \ -+ \ -+ switch (MBLENGTH) \ -+ { \ -+ case (size_t)-2: \ -+ case (size_t)-1: \ -+ STATE = bak; \ -+ ++CONVFAIL; \ -+ /* Fall through. */ \ -+ case 0: \ -+ MBLENGTH = 1; \ -+ } \ -+} \ -+while (0) -+ -+bool -+lines_differ_multibyte (char const *s1, char const *s2) -+{ -+ unsigned char const *end1, *end2; -+ unsigned char c1, c2; -+ wchar_t wc1, wc2, wc1_bak, wc2_bak; -+ size_t mblen1, mblen2; -+ mbstate_t state1, state2, state1_bak, state2_bak; -+ int convfail1, convfail2, convfail1_bak, convfail2_bak; -+ -+ unsigned char const *t1 = (unsigned char const *) s1; -+ unsigned char const *t2 = (unsigned char const *) s2; -+ unsigned char const *t1_bak, *t2_bak; -+ size_t column = 0; -+ -+ if (ignore_white_space == IGNORE_NO_WHITE_SPACE && !ignore_case) -+ { -+ while (*t1 != '\n') -+ if (*t1++ != * t2++) -+ return 1; -+ return 0; -+ } -+ -+ memset (&state1, '\0', sizeof (mbstate_t)); -+ memset (&state2, '\0', sizeof (mbstate_t)); -+ -+ end1 = s1 + strlen (s1); -+ end2 = s2 + strlen (s2); -+ -+ while (1) -+ { -+ c1 = *t1; -+ c2 = *t2; -+ MBC2WC (t1, end1, mblen1, wc1, state1, convfail1); -+ MBC2WC (t2, end2, mblen2, wc2, state2, convfail2); -+ -+ /* Test for exact char equality first, since it's a common case. */ -+ if (convfail1 ^ convfail2) -+ break; -+ else if (convfail1 && convfail2 && c1 != c2) -+ break; -+ else if (!convfail1 && !convfail2 && wc1 != wc2) -+ { -+ switch (ignore_white_space) -+ { -+ case IGNORE_ALL_SPACE: -+ /* For -w, just skip past any white space. */ -+ while (1) -+ { -+ if (convfail1) -+ break; -+ else if (wc1 == L'\n' || !iswspace (wc1)) -+ break; -+ -+ t1 += mblen1; -+ c1 = *t1; -+ MBC2WC (t1, end1, mblen1, wc1, state1, convfail1); -+ } -+ -+ while (1) -+ { -+ if (convfail2) -+ break; -+ else if (wc2 == L'\n' || !iswspace (wc2)) -+ break; -+ -+ t2 += mblen2; -+ c2 = *t2; -+ MBC2WC (t2, end2, mblen2, wc2, state2, convfail2); -+ } -+ t1 += mblen1; -+ t2 += mblen2; -+ break; -+ -+ case IGNORE_SPACE_CHANGE: -+ /* For -b, advance past any sequence of white space in -+ line 1 and consider it just one space, or nothing at -+ all if it is at the end of the line. */ -+ if (wc1 != L'\n' && iswspace (wc1)) -+ { -+ size_t mblen_bak; -+ mbstate_t state_bak; -+ -+ do -+ { -+ t1 += mblen1; -+ mblen_bak = mblen1; -+ state_bak = state1; -+ MBC2WC (t1, end1, mblen1, wc1, state1, convfail1); -+ } -+ while (!convfail1 && (wc1 != L'\n' && iswspace (wc1))); -+ -+ state1 = state_bak; -+ mblen1 = mblen_bak; -+ t1 -= mblen1; -+ convfail1 = 0; -+ wc1 = L' '; -+ } -+ -+ /* Likewise for line 2. */ -+ if (wc2 != L'\n' && iswspace (wc2)) -+ { -+ size_t mblen_bak; -+ mbstate_t state_bak; -+ -+ do -+ { -+ t2 += mblen2; -+ mblen_bak = mblen2; -+ state_bak = state2; -+ MBC2WC (t2, end2, mblen2, wc2, state2, convfail2); -+ } -+ while (!convfail2 && (wc2 != L'\n' && iswspace (wc2))); -+ -+ state2 = state_bak; -+ mblen2 = mblen_bak; -+ t2 -= mblen2; -+ convfail2 = 0; -+ wc2 = L' '; -+ } -+ -+ if (wc1 != wc2) -+ { -+ if (wc2 == L' ' && wc1 != L'\n' && -+ t1 > (unsigned char const *)s1 && -+ !convfail1_bak && iswspace (wc1_bak)) -+ { -+ t1 = t1_bak; -+ wc1 = wc1_bak; -+ state1 = state1_bak; -+ convfail1 = convfail1_bak; -+ continue; -+ } -+ if (wc1 == L' ' && wc2 != L'\n' -+ && t2 > (unsigned char const *)s2 -+ && !convfail2_bak && iswspace (wc2_bak)) -+ { -+ t2 = t2_bak; -+ wc2 = wc2_bak; -+ state2 = state2_bak; -+ convfail2 = convfail2_bak; -+ continue; -+ } -+ } -+ -+ t1_bak = t1; t2_bak = t2; -+ wc1_bak = wc1; wc2_bak = wc2; -+ state1_bak = state1; state2_bak = state2; -+ convfail1_bak = convfail1; convfail2_bak = convfail2; -+ -+ if (wc1 == L'\n') -+ wc1 = L' '; -+ else -+ t1 += mblen1; -+ -+ if (wc2 == L'\n') -+ wc2 = L' '; -+ else -+ t2 += mblen2; -+ -+ break; -+ -+ case IGNORE_TAB_EXPANSION: -+ if ((wc1 == L' ' && wc2 == L'\t') -+ || (wc1 == L'\t' && wc2 == L' ')) -+ { -+ size_t column2 = column; -+ -+ while (1) -+ { -+ if (convfail1) -+ { -+ ++t1; -+ break; -+ } -+ else if (wc1 == L' ') -+ column++; -+ else if (wc1 == L'\t') -+ column += TAB_WIDTH - column % TAB_WIDTH; -+ else -+ { -+ t1 += mblen1; -+ break; -+ } -+ -+ t1 += mblen1; -+ c1 = *t1; -+ MBC2WC (t1, end1, mblen1, wc1, state1, convfail1); -+ } -+ -+ while (1) -+ { -+ if (convfail2) -+ { -+ ++t2; -+ break; -+ } -+ else if (wc2 == L' ') -+ column2++; -+ else if (wc2 == L'\t') -+ column2 += TAB_WIDTH - column2 % TAB_WIDTH; -+ else -+ { -+ t2 += mblen2; -+ break; -+ } -+ -+ t2 += mblen2; -+ c2 = *t2; -+ MBC2WC (t2, end2, mblen2, wc2, state2, convfail2); -+ } -+ -+ if (column != column2) -+ return 1; -+ } -+ else -+ { -+ t1 += mblen1; -+ t2 += mblen2; -+ } -+ break; -+ -+ case IGNORE_NO_WHITE_SPACE: -+ t1 += mblen1; -+ t2 += mblen2; -+ break; -+ } -+ -+ /* Lowercase all letters if -i is specified. */ -+ if (ignore_case) -+ { -+ if (!convfail1) -+ wc1 = towlower (wc1); -+ if (!convfail2) -+ wc2 = towlower (wc2); -+ } -+ -+ if (convfail1 ^ convfail2) -+ break; -+ else if (convfail1 && convfail2 && c1 != c2) -+ break; -+ else if (!convfail1 && !convfail2 && wc1 != wc2) -+ break; -+ } -+ else -+ { -+ t1_bak = t1; t2_bak = t2; -+ wc1_bak = wc1; wc2_bak = wc2; -+ state1_bak = state1; state2_bak = state2; -+ convfail1_bak = convfail1; convfail2_bak = convfail2; -+ -+ t1 += mblen1; t2 += mblen2; -+ } -+ -+ if (!convfail1 && wc1 == L'\n') -+ return 0; -+ -+ column += convfail1 ? 1 : -+ (wc1 == L'\t') ? TAB_WIDTH - column % TAB_WIDTH : wcwidth (wc1); -+ } -+ -+ return 1; -+} -+#endif -+ - /* Find the consecutive changes at the start of the script START. - Return the last link before the first gap. */ - diff --git a/diffutils/patches/diffutils-cmp-s-empty.patch b/diffutils/patches/diffutils-cmp-s-empty.patch new file mode 100644 index 000000000..bc1c6b44e --- /dev/null +++ b/diffutils/patches/diffutils-cmp-s-empty.patch @@ -0,0 +1,20 @@ +diff -up diffutils-2.8.1/src/cmp.c.cmp-s-empty diffutils-2.8.1/src/cmp.c +--- diffutils-2.8.1/src/cmp.c.cmp-s-empty 2002-04-05 21:37:31.000000000 +0100 ++++ diffutils-2.8.1/src/cmp.c 2010-06-25 14:56:08.464802321 +0100 +@@ -316,12 +316,15 @@ main (int argc, char **argv) + + /* If only a return code is needed, + and if both input descriptors are associated with plain files, ++ and if both files are larger than 0 bytes (procfs files are always 0), + conclude that the files differ if they have different sizes + and if more bytes will be compared than are in the smaller file. */ + + if (comparison_type == type_status + && S_ISREG (stat_buf[0].st_mode) +- && S_ISREG (stat_buf[1].st_mode)) ++ && S_ISREG (stat_buf[1].st_mode) ++ && stat_buf[0].st_size > 0 ++ && stat_buf[1].st_size > 0) + { + off_t s0 = stat_buf[0].st_size - file_position (0); + off_t s1 = stat_buf[1].st_size - file_position (1); -- 2.47.2