From d8839b3726a8574bc47823e19670c76997b3cafc Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Fri, 7 Aug 2009 22:20:21 -0700 Subject: ccache_2.4.bb: Cope with .gcno files generated for coverage analysis. Signed-off-by: Khem Raj --- recipes/ccache/ccache_2.4.bb | 5 +- recipes/ccache/files/ccache-gcov.patch | 160 +++++++++++++++++++++++++++++++++ 2 files changed, 164 insertions(+), 1 deletion(-) create mode 100644 recipes/ccache/files/ccache-gcov.patch (limited to 'recipes/ccache') diff --git a/recipes/ccache/ccache_2.4.bb b/recipes/ccache/ccache_2.4.bb index c0620c6bfe..1b23dd7e55 100644 --- a/recipes/ccache/ccache_2.4.bb +++ b/recipes/ccache/ccache_2.4.bb @@ -2,7 +2,10 @@ DESCRIPTION = "compiler cache" HOMEPAGE = "http:/ccache.samba.org" SECTION = "devel" LICENSE = "GPL" +PR = "r1" -SRC_URI = "http://samba.org/ftp/ccache/ccache-${PV}.tar.gz" +SRC_URI = "http://samba.org/ftp/ccache/ccache-${PV}.tar.gz \ + file://ccache-gcov.patch;patch=1 \ + " inherit autotools diff --git a/recipes/ccache/files/ccache-gcov.patch b/recipes/ccache/files/ccache-gcov.patch new file mode 100644 index 0000000000..0eb1488d42 --- /dev/null +++ b/recipes/ccache/files/ccache-gcov.patch @@ -0,0 +1,160 @@ +Index: ccache-2.4/ccache.c +=================================================================== +--- ccache-2.4.orig/ccache.c ++++ ccache-2.4/ccache.c +@@ -47,6 +47,9 @@ static char *input_file; + /* the name of the file containing the cached object code */ + static char *hashname; + ++/* the name of the file containing the cached gcov gcno data */ ++static char *hashnamegcno; ++ + /* the extension of the file after pre-processing */ + static const char *i_extension; + +@@ -154,16 +157,18 @@ static const char *tmp_string(void) + static void to_cache(ARGS *args) + { + char *path_stderr; +- char *tmp_stdout, *tmp_stderr, *tmp_hashname; +- struct stat st1, st2; ++ char *tmp_stdout, *tmp_stderr, *tmp_hashname, *output_file_gcno; ++ struct stat st1, st2, stgcno; + int status; + + x_asprintf(&tmp_stdout, "%s/tmp.stdout.%s", temp_dir, tmp_string()); + x_asprintf(&tmp_stderr, "%s/tmp.stderr.%s", temp_dir, tmp_string()); + x_asprintf(&tmp_hashname, "%s/tmp.hash.%s.o", temp_dir, tmp_string()); ++ x_asprintf(&output_file_gcno, "%scno", output_file); ++ output_file_gcno[strlen(output_file_gcno) - 4] = 'g'; + + args_add(args, "-o"); +- args_add(args, tmp_hashname); ++ args_add(args, output_file); + + /* Turn off DEPENDENCIES_OUTPUT when running cc1, because + * otherwise it will emit a line like +@@ -187,6 +192,7 @@ static void to_cache(ARGS *args) + unlink(tmp_stdout); + unlink(tmp_stderr); + unlink(tmp_hashname); ++ unlink(output_file_gcno); + failed(); + } + unlink(tmp_stdout); +@@ -198,8 +204,7 @@ static void to_cache(ARGS *args) + + fd = open(tmp_stderr, O_RDONLY | O_BINARY); + if (fd != -1) { +- if (strcmp(output_file, "/dev/null") == 0 || +- rename(tmp_hashname, output_file) == 0 || errno == ENOENT) { ++ if (strcmp(output_file, "/dev/null") == 0) { + if (cpp_stderr) { + /* we might have some stderr from cpp */ + int fd2 = open(cpp_stderr, O_RDONLY | O_BINARY); +@@ -225,11 +230,14 @@ static void to_cache(ARGS *args) + + unlink(tmp_stderr); + unlink(tmp_hashname); ++ unlink(output_file_gcno); + failed(); + } + + x_asprintf(&path_stderr, "%s.stderr", hashname); + ++ rename(output_file, tmp_hashname); ++ + if (stat(tmp_stderr, &st1) != 0 || + stat(tmp_hashname, &st2) != 0 || + rename(tmp_hashname, hashname) != 0 || +@@ -238,11 +246,23 @@ static void to_cache(ARGS *args) + stats_update(STATS_ERROR); + failed(); + } +- + cc_log("Placed %s into cache\n", output_file); + stats_tocache(file_size(&st1) + file_size(&st2)); + ++ /* if we have .gcno files, move them too */ ++ if (stat(output_file_gcno, &stgcno) == 0) { ++ if (rename(output_file_gcno, hashnamegcno) != 0) { ++ cc_log("failed to rename gcno file - %s\n", strerror(errno)); ++ stats_update(STATS_ERROR); ++ failed(); ++ } ++ cc_log("Placed %s into cache\n", output_file_gcno); ++ stats_tocache(file_size(&stgcno)); ++ } ++ ++ + free(tmp_hashname); ++ free(output_file_gcno); + free(tmp_stderr); + free(tmp_stdout); + free(path_stderr); +@@ -442,6 +462,7 @@ static void find_hash(ARGS *args) + failed(); + } + x_asprintf(&hashname, "%s/%s", hash_dir, s+nlevels); ++ x_asprintf(&hashnamegcno, "%s/%s.gcno", hash_dir, s+nlevels); + free(hash_dir); + } + +@@ -454,8 +475,9 @@ static void from_cache(int first) + { + int fd_stderr, fd_cpp_stderr; + char *stderr_file; ++ char *gcno_file, *output_file_gcno; + int ret; +- struct stat st; ++ struct stat st, stgcno; + + x_asprintf(&stderr_file, "%s.stderr", hashname); + fd_stderr = open(stderr_file, O_RDONLY | O_BINARY); +@@ -486,7 +508,6 @@ static void from_cache(int first) + if (strcmp(output_file, "/dev/null") == 0) { + ret = 0; + } else { +- unlink(output_file); + if (getenv("CCACHE_HARDLINK")) { + ret = link(hashname, output_file); + } else { +@@ -526,6 +547,38 @@ static void from_cache(int first) + free(i_tmpfile); + i_tmpfile = NULL; + } ++ /* if a gcov file exists in cache, retrieve it as well */ ++ if (strcmp(output_file, "/dev/null") != 0) { ++ x_asprintf(&gcno_file, "%s.gcno", hashname); ++ if (stat(gcno_file, &stgcno) == 0) { ++ x_asprintf(&output_file_gcno, "%scno", output_file); ++ output_file_gcno[strlen(output_file_gcno) - 4] = 'g'; ++ unlink(output_file_gcno); ++ if (getenv("CCACHE_HARDLINK")) { ++ ret = link(gcno_file, output_file_gcno); ++ } else { ++ ret = copy_file(gcno_file, output_file_gcno); ++ } ++ if (first) { ++ cc_log("got cached result for %s\n", output_file_gcno); ++ stats_update(STATS_CACHED); ++ } ++ free(output_file_gcno); ++ } ++ free(gcno_file); ++ } ++ ++ if (strcmp(output_file, "/dev/null") == 0) { ++ ret = 0; ++ } else { ++ unlink(output_file); ++ if (getenv("CCACHE_HARDLINK")) { ++ ret = link(hashname, output_file); ++ } else { ++ ret = copy_file(hashname, output_file); ++ } ++ } ++ + + /* send the cpp stderr, if applicable */ + fd_cpp_stderr = open(cpp_stderr, O_RDONLY | O_BINARY); -- cgit 1.2.3-korg