On 9/20/12 4:13 PM, Irina Tirdea wrote:
From: Irina Tirdea <irina.tir...@intel.com>

Shell path /bin/sh is hardcoded in various places in perf. Android has a
different folder structure and does not have /bin/sh.

Set the shell path at compile time in the Makefile by setting PERF_SHELL_PATH.
By default it is set to /bin/sh.

code change below uses PERF_SHELL_DIR; it's not a directory so PERF_SHELL_PATH per the above comment is better.

David



Signed-off-by: Irina Tirdea <irina.tir...@intel.com>
---
  tools/perf/Makefile         |    6 +++++-
  tools/perf/builtin-help.c   |    2 +-
  tools/perf/builtin-script.c |   12 ++++++------
  3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index eab4a36..9021a1f 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -828,7 +828,11 @@ $(OUTPUT)builtin-help.o: builtin-help.c 
$(OUTPUT)common-cmds.h $(OUTPUT)PERF-CFL
        $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) \
                '-DPERF_HTML_PATH="$(htmldir_SQ)"' \
                '-DPERF_MAN_PATH="$(mandir_SQ)"' \
-               '-DPERF_INFO_PATH="$(infodir_SQ)"' $<
+               '-DPERF_INFO_PATH="$(infodir_SQ)"' \
+               '-DPERF_SHELL_DIR="/bin/sh"' $<
+
+$(OUTPUT)builtin-script.o: builtin-script.c $(OUTPUT)PERF-CFLAGS
+       $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) -DPERF_SHELL_DIR='"/bin/sh"' $<

  $(OUTPUT)builtin-timechart.o: builtin-timechart.c $(OUTPUT)common-cmds.h 
$(OUTPUT)PERF-CFLAGS
        $(QUIET_CC)$(CC) -o $@ -c $(ALL_CFLAGS) \
diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c
index 25c8b94..a1d9703 100644
--- a/tools/perf/builtin-help.c
+++ b/tools/perf/builtin-help.c
@@ -171,7 +171,7 @@ static void exec_man_cmd(const char *cmd, const char *page)
  {
        struct strbuf shell_cmd = STRBUF_INIT;
        strbuf_addf(&shell_cmd, "%s %s", cmd, page);
-       execl("/bin/sh", "sh", "-c", shell_cmd.buf, NULL);
+       execl(PERF_SHELL_DIR, "sh", "-c", shell_cmd.buf, NULL);
        warning("failed to exec '%s': %s", cmd, strerror(errno));
  }

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 1be843a..4cc2c96 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1326,7 +1326,7 @@ int cmd_script(int argc, const char **argv, const char 
*prefix __maybe_unused)
                                goto out;
                        }

-                       __argv[j++] = "/bin/sh";
+                       __argv[j++] = PERF_SHELL_DIR;
                        __argv[j++] = rec_script_path;
                        if (system_wide)
                                __argv[j++] = "-a";
@@ -1337,7 +1337,7 @@ int cmd_script(int argc, const char **argv, const char 
*prefix __maybe_unused)
                                __argv[j++] = argv[i];
                        __argv[j++] = NULL;

-                       execvp("/bin/sh", (char **)__argv);
+                       execvp(PERF_SHELL_DIR, (char **)__argv);
                        free(__argv);
                        exit(-1);
                }
@@ -1353,7 +1353,7 @@ int cmd_script(int argc, const char **argv, const char 
*prefix __maybe_unused)
                }

                j = 0;
-               __argv[j++] = "/bin/sh";
+               __argv[j++] = PERF_SHELL_DIR;
                __argv[j++] = rep_script_path;
                for (i = 1; i < rep_args + 1; i++)
                        __argv[j++] = argv[i];
@@ -1361,7 +1361,7 @@ int cmd_script(int argc, const char **argv, const char 
*prefix __maybe_unused)
                __argv[j++] = "-";
                __argv[j++] = NULL;

-               execvp("/bin/sh", (char **)__argv);
+               execvp(PERF_SHELL_DIR, (char **)__argv);
                free(__argv);
                exit(-1);
        }
@@ -1390,7 +1390,7 @@ int cmd_script(int argc, const char **argv, const char 
*prefix __maybe_unused)
                        goto out;
                }

-               __argv[j++] = "/bin/sh";
+               __argv[j++] = PERF_SHELL_DIR;
                __argv[j++] = script_path;
                if (system_wide)
                        __argv[j++] = "-a";
@@ -1398,7 +1398,7 @@ int cmd_script(int argc, const char **argv, const char 
*prefix __maybe_unused)
                        __argv[j++] = argv[i];
                __argv[j++] = NULL;

-               execvp("/bin/sh", (char **)__argv);
+               execvp(PERF_SHELL_DIR, (char **)__argv);
                free(__argv);
                exit(-1);
        }


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