Em Tue, Oct 16, 2012 at 02:33:35AM +0300, Irina Tirdea escreveu:
> From: Irina Tirdea <irina.tir...@intel.com>
> 
> Temporary perf files are hardcoded to point to /tmp. Android does not have
> a /tmp directory so it needs to set this path at compile time.
> 
> Add a compile-time definition (PERF_TMP_DIR) in the Makefile that sets the 
> path
> to temp directory. By default it points to /tmp.
>  
>  $(OUTPUT)util/parse-events.o: $(OUTPUT)util/parse-events-flex.c 
> $(OUTPUT)util/parse-events-bison.c
> -$(OUTPUT)util/pmu.o: $(OUTPUT)util/pmu-flex.c $(OUTPUT)util/pmu-bison.c
> +$(OUTPUT)util/pmu.o: util/pmu.c $(OUTPUT)util/pmu-flex.c 
> $(OUTPUT)util/pmu-bison.c $(OUTPUT)PERF-CFLAGS
> +     $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DPERF_TMP_DIR='"$(PERF_TMP_DIR)"' $<
>  
>  LIB_FILE=$(OUTPUT)libperf.a
>  
> @@ -889,6 +892,21 @@ $(OUTPUT)util/exec_cmd.o: util/exec_cmd.c 
> $(OUTPUT)PERF-CFLAGS
>  $(OUTPUT)util/config.o: util/config.c $(OUTPUT)PERF-CFLAGS
>       $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<

Humm, so we need to add an specific rule for each source file that needs
PERF_TMP_DIR? Why not make it available to all source files?
  
> +$(OUTPUT)util/dso-test-data.o: util/dso-test-data.c $(OUTPUT)PERF-CFLAGS
> +     $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DPERF_TMP_DIR='"$(PERF_TMP_DIR)"' $<
> +
> +$(OUTPUT)util/map.o: util/map.c $(OUTPUT)PERF-CFLAGS
> +     $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DPERF_TMP_DIR='"$(PERF_TMP_DIR)"' $<
> +
> +$(OUTPUT)util/symbol.o: util/symbol.c $(OUTPUT)PERF-CFLAGS
> +     $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DPERF_TMP_DIR='"$(PERF_TMP_DIR)"' $<
> +
> +$(OUTPUT)util/trace-event-info.o: util/trace-event-info.c 
> $(OUTPUT)PERF-CFLAGS
> +     $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DPERF_TMP_DIR='"$(PERF_TMP_DIR)"' $<
> +
> +$(OUTPUT)util/vdso.o: util/vdso.c $(OUTPUT)PERF-CFLAGS
> +     $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) 
> -DPERF_TMP_DIR='"$(PERF_TMP_DIR)"' $<
> +
>  $(OUTPUT)ui/browser.o: ui/browser.c $(OUTPUT)PERF-CFLAGS
>       $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DENABLE_SLFUTURE_CONST $<
>  
> diff --git a/tools/perf/perf-archive.sh b/tools/perf/perf-archive.sh
> index e919306..058c3b7 100644
> --- a/tools/perf/perf-archive.sh
> +++ b/tools/perf/perf-archive.sh
> @@ -18,7 +18,16 @@ else
>          PERF_BUILDID_DIR=$PERF_BUILDID_DIR/
>  fi
>  
> -BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
> +#
> +# PERF_TMP_DIR environment variable set by perf
> +# path to temp directory, default to /tmp
> +#
> +if [ -z $PERF_TMP_DIR ]; then
> +     PERF_TMP_DIR=/tmp
> +fi
> +
> +
> +BUILDIDS=$(mktemp $PERF_TMP_DIR/perf-archive-buildids.XXXXXX)
>  NOBUILDID=0000000000000000000000000000000000000000
>  
>  perf buildid-list -i $PERF_DATA --with-hits | grep -v "^$NOBUILDID " > 
> $BUILDIDS
> @@ -28,7 +37,7 @@ if [ ! -s $BUILDIDS ] ; then
>       exit 1
>  fi
>  
> -MANIFEST=$(mktemp /tmp/perf-archive-manifest.XXXXXX)
> +MANIFEST=$(mktemp $PERF_TMP_DIR/perf-archive-manifest.XXXXXX)
>  PERF_BUILDID_LINKDIR=$(readlink -f $PERF_BUILDID_DIR)/
>  
>  cut -d ' ' -f 1 $BUILDIDS | \
> diff --git a/tools/perf/util/dso-test-data.c b/tools/perf/util/dso-test-data.c
> index c6caede..ca81e65 100644
> --- a/tools/perf/util/dso-test-data.c
> +++ b/tools/perf/util/dso-test-data.c
> @@ -18,7 +18,7 @@ do { \
>  
>  static char *test_file(int size)
>  {
> -     static char buf_templ[] = "/tmp/test-XXXXXX";
> +     static char buf_templ[] = PERF_TMP_DIR "/test-XXXXXX";
>       char *templ = buf_templ;
>       int fd, i;
>       unsigned char *buf;
> diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
> index 6109fa4..4e69b57 100644
> --- a/tools/perf/util/map.c
> +++ b/tools/perf/util/map.c
> @@ -59,7 +59,8 @@ struct map *map__new(struct list_head *dsos__list, u64 
> start, u64 len,
>               no_dso = is_no_dso_memory(filename);
>  
>               if (anon) {
> -                     snprintf(newfilename, sizeof(newfilename), 
> "/tmp/perf-%d.map", pid);
> +                     snprintf(newfilename, sizeof(newfilename),
> +                              PERF_TMP_DIR "/perf-%d.map", pid);
>                       filename = newfilename;
>               }
>  
> diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
> index 8a2229d..5ebde18 100644
> --- a/tools/perf/util/pmu.c
> +++ b/tools/perf/util/pmu.c
> @@ -637,7 +637,7 @@ static char *test_format_dir_get(void)
>       static char dir[PATH_MAX];
>       unsigned int i;
>  
> -     snprintf(dir, PATH_MAX, "/tmp/perf-pmu-test-format-XXXXXX");
> +     snprintf(dir, PATH_MAX, PERF_TMP_DIR "/perf-pmu-test-format-XXXXXX");
>       if (!mkdtemp(dir))
>               return NULL;
>  
> diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
> index e2e8c69..d8aca82 100644
> --- a/tools/perf/util/symbol.c
> +++ b/tools/perf/util/symbol.c
> @@ -1051,7 +1051,9 @@ int dso__load(struct dso *dso, struct map *map, 
> symbol_filter_t filter)
>  
>       dso->adjust_symbols = 0;
>  
> -     if (strncmp(dso->name, "/tmp/perf-", 10) == 0) {
> +     if (strncmp
> +         (dso->name, PERF_TMP_DIR "/perf-",
> +          strlen(PERF_TMP_DIR "/perf-")) == 0) {
>               struct stat st;
>  
>               if (lstat(dso->name, &st) < 0)
> diff --git a/tools/perf/util/trace-event-info.c 
> b/tools/perf/util/trace-event-info.c
> index a8d81c3..e50ea61 100644
> --- a/tools/perf/util/trace-event-info.c
> +++ b/tools/perf/util/trace-event-info.c
> @@ -481,7 +481,7 @@ struct tracing_data *tracing_data_get(struct list_head 
> *pattrs,
>               int temp_fd;
>  
>               snprintf(tdata->temp_file, sizeof(tdata->temp_file),
> -                      "/tmp/perf-XXXXXX");
> +                      PERF_TMP_DIR "/perf-XXXXXX");
>               if (!mkstemp(tdata->temp_file))
>                       die("Can't make temp file");
>  
> diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c
> index e60951f..8b9613b 100644
> --- a/tools/perf/util/vdso.c
> +++ b/tools/perf/util/vdso.c
> @@ -14,7 +14,7 @@
>  #include "linux/string.h"
>  
>  static bool vdso_found;
> -static char vdso_file[] = "/tmp/perf-vdso.so-XXXXXX";
> +static char vdso_file[] = PERF_TMP_DIR "/perf-vdso.so-XXXXXX";
>  
>  static int find_vdso_map(void **start, void **end)
>  {
> -- 
> 1.7.9.5
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